The mission of Arkose Labs is to create an online environment where all consumers are protected from online spam and abuse. Recognized by G2 as the 2025 Leader in Bot Detection and Mitigation, with the highest score in customer satisfaction and largest market presence four quarters running, Arkose Labs offers the world's first $1M warranties for credential stuffing and SMS toll fraud. With 20% of our customers being Fortune 500 companies, our AI-powered platform combines powerful risk assessments with dynamic threat response to undermine the strategy of attack, all while improving good user throughput. Headquartered in San Mateo, CA, with employees in London, Costa Rica, Australia, India, and Argentina. Arkose Labs protects enterprises from cybercrime and abuse. As a Service Engineer, you will play a crucial role in ensuring the smooth operation and availability of our company's live production environment. You will be responsible for monitoring, maintaining, and optimizing the performance of our systems to deliver a reliable and uninterrupted experience to our customers. Your expertise and problem-solving skills will be vital in quickly identifying and resolving any issues that may arise, minimizing downtime and maximizing customer satisfaction. What You’ll Be Doing Monitor the live production environment to proactively identify potential issues or anomalies. Respond promptly to system alerts, incidents, or outages, and take appropriate actions to resolve them. Collaborate with cross-functional teams, including developers, system administrators, and network engineers, to troubleshoot and resolve complex issues. Be the central point of contact for incidents providing periodic updates to stakeholders. Prepare and deliver incident reports to customers. Develop and maintain automation scripts, tools, and monitoring dashboards to streamline operational tasks and improve efficiency. Implement proactive monitoring and alerting mechanisms to ensure early detection of system issues. Participate in an on-call rotation to provide 24/7 support for production systems. Respond to and resolve critical incidents during on-call shifts in a timely manner. Must Have What we want from you Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent practical experience). Proven experience working as a Live Site Engineer, Site Reliability Engineer, or in a similar role. Strong knowledge of Linux/Unix systems, networking concepts, and web technologies. Proficiency in scripting languages (e.g., Python, Bash) for automation and tooling. Experience with monitoring and alerting tools (e.g., Nagios, Splunk, Datadog, Prometheus, Grafana). Experience Familiarity with cloud platforms (e.g., AWS, Azure, Google Cloud) and containerization technologies (e.g., Docker, Kubernetes). Excellent problem-solving skills and the ability to think quickly and prioritize effectively in high-pressure situations. Strong communication skills and the ability to collaborate effectively with cross-functional teams. Desire to grow in your technical skills beyond incident command. Nice To Have Experience in fraud or bot mitigation domain Experience using tools like FireHydrant Why Arkose Labs? At Arkose Labs, our technology-driven approach enables us to make a substantial impact in the industry, supported by a robust customer base consisting of global enterprise giants such as Microsoft, Roblox, OpenAI, and more. We’re not just a company; we’re a collaborative ecosystem where you will actively partner with these influential brands, tackling the most demanding technical challenges to safeguard hundreds of millions of users across the globe. Why do top tech professionals choose Arkose Labs? Cutting-Edge Technology: Our high-efficacy solutions, backed by solid warranties, attract leading, global enterprise clients. Innovation and Excellence: We foster a culture that emphasizes technological innovation and the pursuit of excellence, ensuring a balanced and thriving work environment. Experienced Leadership: Guided by seasoned executives with deep tech expertise and a history of successful growth and equity events. Ideal Size: We’re structured to be agile and adaptable, large enough to provide stability, yet small enough to value your voice and ideas. Join us in shaping the future of technology. At Arkose Labs, you’re not just an employee; you’re part of a visionary team driving global change The most recognizable brands in the world select Arkose Labs, including OpenAI, Roblox, Microsoft, Adobe, Expedia, Snapchat, Zilch, and ZipAir. We value your unique contributions, perspectives, and experiences. Be part of a diverse and high-performing environment that prioritizes collaboration, excellence, and inclusion. We hire the best, focus on their professional development, and offer support for continuing education. We Value People: first and foremost they are our most valuable resource. Our people are independent thinkers who make data driven decisions and take ownership and accountability in all the things they do. Team Work. We demonstrate respect, trust, integrity, and communicate openly with a positive can do attitude and constructively challenge one another Customer Focus. We empathize with our customers and obsess about solving their problems Execution with precision, professionalism and urgency Security. It’s the lens through which we implement our processes, procedures, and programs Benefits Competitive salary + Equity Beautiful office space with many perks Robust benefits package Provident Fund Accident Insurance Flexible working hours and work from home days to support personal well-being and mental health Arose Labs is an Equal Opportunity Employer that makes employment decisions without regard to race, color, religious creed, national origin, ancestry, sex, pregnancy, sexual orientation, gender, gender identity, gender expression, age, mental or physical disability, medical condition, military or veteran status, citizenship, marital status, genetic information, or any other characteristic protected by applicable law. In addition, Arkose Labs will provide reasonable accommodations for qualified individuals with disabilities. Show more Show less

The mission of Arkose Labs is to create an online environment where all consumers are protected from online spam and abuse. Recognized by G2 as the 2025 Leader in Bot Detection and Mitigation, with the highest score in customer satisfaction and largest market presence four quarters running, Arkose Labs offers the world's first $1M warranties for credential stuffing and SMS toll fraud. With 20% of our customers being Fortune 500 companies, our AI-powered platform combines powerful risk assessments with dynamic threat response to undermine the strategy of attack, all while improving good user throughput. Headquartered in San Mateo, CA, with employees in London, Costa Rica, Australia, India, and Argentina. Arkose Labs protects enterprises from cybercrime and abuse. What You’ll Be Doing Work on high-traffic SaaS services running at a global scale, serving hundreds of millions of requests per day and increasing Work on building highly available, zero downtime middleware and front-end products. Help build software that spans from the browser all the way down to analytics data pipelines - our engineers work to support a dedicated data science/blue watch team Help automate core workflows using statistical algorithms and Machine Learning Design and test new components within a complex event-driven architecture Work within an agile, cross-functional team (SWE, SRE, SOC, QE) to build out and own services and projects, from requirements + specs to release and maintenance Help with migrating from a monolithic system and AWS lambdas to a microservices-based architecture running on Kubernetes What We Want From You 4+ years experience in a commercial environment using back-end programming languages - Python and GO 2+ years of database (NoSQL and Relational) experience 2+ years experience with microservices Experience with agile development (Scrum/Kanban) Nice to have Experience with statistics, data analysis, data mining, machine learning, or other data-focused discipline. Experience with implementing and maintaining CI/CD pipelines Experience with Docker/containers, and ideally container orchestration (e.g. Kubernetes) Strong knowledge of web/HTTP concepts and methodologies - DNS, TLS, browser caching, CDNs (e.g. Cloudflare/CloudFront) Why Arkose Labs? At Arkose Labs, our technology-driven approach enables us to make a substantial impact in the industry, supported by a robust customer base consisting of global enterprise giants such as Microsoft, Roblox, OpenAI, and more. We’re not just a company; we’re a collaborative ecosystem where you will actively partner with these influential brands, tackling the most demanding technical challenges to safeguard hundreds of millions of users across the globe. Why do top tech professionals choose Arkose Labs? Cutting-Edge Technology: Our high-efficacy solutions, backed by solid warranties, attract leading, global enterprise clients. Innovation and Excellence: We foster a culture that emphasizes technological innovation and the pursuit of excellence, ensuring a balanced and thriving work environment. Experienced Leadership: Guided by seasoned executives with deep tech expertise and a history of successful growth and equity events. Ideal Size: We’re structured to be agile and adaptable, large enough to provide stability, yet small enough to value your voice and ideas. Join us in shaping the future of technology. At Arkose Labs, you’re not just an employee; you’re part of a visionary team driving global change The most recognizable brands in the world select Arkose Labs, including OpenAI, Roblox, Microsoft, Adobe, Expedia, Snapchat, Zilch, and ZipAir. We value your unique contributions, perspectives, and experiences. Be part of a diverse and high-performing environment that prioritizes collaboration, excellence, and inclusion. We hire the best, focus on their professional development, and offer support for continuing education. We Value People: first and foremost they are our most valuable resource. Our people are independent thinkers who make data driven decisions and take ownership and accountability in all the things they do. Team Work. We demonstrate respect, trust, integrity, and communicate openly with a positive can do attitude and constructively challenge one another Customer Focus. We empathize with our customers and obsess about solving their problems Execution with precision, professionalism and urgency Security. It’s the lens through which we implement our processes, procedures, and programs Benefits Competitive salary + Equity Beautiful office space with many perks Robust benefits package Provident Fund Accident Insurance Flexible working hours and work from home days to support personal well-being and mental health Arkose Labs is an Equal Opportunity Employer that makes employment decisions without regard to race, color, religious creed, national origin, ancestry, sex, pregnancy, sexual orientation, gender, gender identity, gender expression, age, mental or physical disability, medical condition, military or veteran status, citizenship, marital status, genetic information, or any other characteristic protected by applicable law. In addition, Arkose Labs will provide reasonable accommodations for qualified individuals with disabilities. Show more Show less

The mission of Arkose Labs is to create an online environment where all consumers are protected from online spam and abuse. Recognized by G2 as the 2025 Leader in Bot Detection and Mitigation, with the highest score in customer satisfaction and largest market presence four quarters running, Arkose Labs offers the world's first $1M warranties for credential stuffing and SMS toll fraud. With 20% of our customers being Fortune 500 companies, our AI-powered platform combines powerful risk assessments with dynamic threat response to undermine the strategy of attack, all while improving good user throughput. Headquartered in San Mateo, CA, with employees in London, Costa Rica, Australia, India, and Argentina. Arkose Labs protects enterprises from cybercrime and abuse. Role Overview As a Machine Learning Researcher specializing in security, you will apply your expertise in machine learning and cybersecurity to develop innovative solutions to detect, prevent, and respond to security threats and fraud. You will conduct independent research, collaborate with cross-functional teams, and stay abreast of the latest advancements in the field. Key Responsibilities Develop and implement ML and deep learning models to detect and mitigate security threats. Developing new product features using statistical/machine learning-based algorithms to identify bot and fraud traffic Conduct data cleaning, preprocessing, and exploratory data analysis. Apply statistical methods to analyze security-related data. Stay updated with the latest research and advancements in ML and cybersecurity. Publish research findings in reputable journals and conferences. Collaborate with cross-functional teams to understand project requirements and contribute to the development of solutions. Collaborate with security analysts, software engineers, and other stakeholders to integrate ML solutions into security products. Communicate complex technical concepts to both technical and non-technical stakeholders effectively. Technical Skills Bachelors, Masters or PhD in Computer Science, Machine Learning, Artificial Intelligence, or a related field. Minimum of 5 years of experience in Data Science, with substantial experience in AI/ML engineering Proficiency in ML algorithms, neural networks, and model development. Experience with ML frameworks and libraries (e.g., TensorFlow, PyTorch, scikit-learn). Strong coding skills in Python, R, and familiarity with languages such as C++, Java, or Scala. Ability to perform data cleaning, preprocessing, and exploratory data analysis. Strong understanding of statistical methods and their applications. Familiarity with cybersecurity concepts, threat models, and common attack vectors. Experience with security tools and technologies (e.g., intrusion detection systems, firewalls, malware analysis tools). Strong analytical and problem-solving skills to identify and mitigate security threats using ML techniques. Understanding of network security, bot security, application security, and incident response. Why Arkose Labs? At Arkose Labs, our technology-driven approach enables us to make a substantial impact in the industry, supported by a robust customer base consisting of global enterprise giants such as Microsoft, Roblox, OpenAI, and more. We’re not just a company; we’re a collaborative ecosystem where you will actively partner with these influential brands, tackling the most demanding technical challenges to safeguard hundreds of millions of users across the globe. Why do top tech professionals choose Arkose Labs? Cutting-Edge Technology: Our high-efficacy solutions, backed by solid warranties, attract leading, global enterprise clients. Innovation and Excellence: We foster a culture that emphasizes technological innovation and the pursuit of excellence, ensuring a balanced and thriving work environment. Experienced Leadership: Guided by seasoned executives with deep tech expertise and a history of successful growth and equity events. Ideal Size: We’re structured to be agile and adaptable, large enough to provide stability, yet small enough to value your voice and ideas. Join us in shaping the future of technology. At Arkose Labs, you’re not just an employee; you’re part of a visionary team driving global change The most recognizable brands in the world select Arkose Labs, including OpenAI, Roblox, Microsoft, Adobe, Expedia, Snapchat, Zilch, and ZipAir. We value your unique contributions, perspectives, and experiences. Be part of a diverse and high-performing environment that prioritizes collaboration, excellence, and inclusion. We hire the best, focus on their professional development, and offer support for continuing education. We Value People: first and foremost they are our most valuable resource. Our people are independent thinkers who make data driven decisions and take ownership and accountability in all the things they do. Team Work. We demonstrate respect, trust, integrity, and communicate openly with a positive can do attitude and constructively challenge one another Customer Focus. We empathize with our customers and obsess about solving their problems Execution with precision, professionalism and urgency Security. It’s the lens through which we implement our processes, procedures, and programs Benefits Competitive salary + Equity Beautiful office space with many perks Robust benefits package Provident Fund Accident Insurance Flexible working hours and work from home days to support personal well-being and mental health Arkose Labs is an Equal Opportunity Employer that makes employment decisions without regard to race, color, religious creed, national origin, ancestry, sex, pregnancy, sexual orientation, gender, gender identity, gender expression, age, mental or physical disability, medical condition, military or veteran status, citizenship, marital status, genetic information, or any other characteristic protected by applicable law. In addition, Arkose Labs will provide reasonable accommodations for qualified individuals with disabilities. Show more Show less

The mission of Arkose Labs is to create an online environment where all consumers are protected from online spam and abuse. Recognized by G2 as the 2025 Leader in Bot Detection and Mitigation, with the highest score in customer satisfaction and largest market presence four quarters running, Arkose Labs offers the world's first $1M warranties for credential stuffing and SMS toll fraud. With 20% of our customers being Fortune 500 companies, our AI-powered platform combines powerful risk assessments with dynamic threat response to undermine the strategy of attack, all while improving good user throughput. Headquartered in San Mateo, CA, with employees in London, Costa Rica, Australia, India, and Argentina. Arkose Labs protects enterprises from cybercrime and abuse. We are looking for a Platform Engineer to grow our team in India. This team is responsible for managing the availability and reliability of Arkose Labs production systems. As a Platform Engineer you will be responsible for improving observability, scalability, reliability and latency of Arkose's platform, working closely with application development teams to achieve these goals. What You Will Be Doing Improving our OpenTelemetry-based observability stack to include more signals that can be acted upon Improving our reliability by identifying and addressing gaps in our architecture, services and tooling that have a potential to cause outage Working on tooling, automation and circuit breakers that help Arkose to adapt to changing attack patterns Must Have 5+ years of experience as an Platform Engineer or back-end engineer Strong experience at least one of: AWS, Azure Strong experience with high volume and high uptime services Experience with at least one of: Golang, Python Experience with Kubernetes and IaC frameworks like Terraform Experience with modern SaaS-based software stacks Nice To Have Experience with ScyllaDB Experience with OpenTelemetry Experience with CDN providers Why Arkose Labs? At Arkose Labs, our technology-driven approach enables us to make a substantial impact in the industry, supported by a robust customer base consisting of global enterprise giants such as Microsoft, Roblox, OpenAI, and more. We’re not just a company; we’re a collaborative ecosystem where you will actively partner with these influential brands, tackling the most demanding technical challenges to safeguard hundreds of millions of users across the globe. Why do top tech professionals choose Arkose Labs? Cutting-Edge Technology: Our high-efficacy solutions, backed by solid warranties, attract leading, global enterprise clients. Innovation and Excellence: We foster a culture that emphasizes technological innovation and the pursuit of excellence, ensuring a balanced and thriving work environment. Experienced Leadership: Guided by seasoned executives with deep tech expertise and a history of successful growth and equity events. Ideal Size: We’re structured to be agile and adaptable, large enough to provide stability, yet small enough to value your voice and ideas. Join us in shaping the future of technology. At Arkose Labs, you’re not just an employee; you’re part of a visionary team driving global change The most recognizable brands in the world select Arkose Labs, including OpenAI, Roblox, Microsoft, Adobe, Expedia, Snapchat, Zilch, and ZipAir. We value your unique contributions, perspectives, and experiences. Be part of a diverse and high-performing environment that prioritizes collaboration, excellence, and inclusion. We hire the best, focus on their professional development, and offer support for continuing education. We Value People: first and foremost they are our most valuable resource. Our people are independent thinkers who make data driven decisions and take ownership and accountability in all the things they do. Team Work. We demonstrate respect, trust, integrity, and communicate openly with a positive can do attitude and constructively challenge one another Customer Focus. We empathize with our customers and obsess about solving their problems Execution with precision, professionalism and urgency Security. It’s the lens through which we implement our processes, procedures, and programs Benefits Competitive salary + Equity Beautiful office space with many perks Robust benefits package Provident Fund Accident Insurance Flexible working hours and work from home days to support personal well-being and mental health Arkose Labs is an Equal Opportunity Employer that makes employment decisions without regard to race, color, religious creed, national origin, ancestry, sex, pregnancy, sexual orientation, gender, gender identity, gender expression, age, mental or physical disability, medical condition, military or veteran status, citizenship, marital status, genetic information, or any other characteristic protected by applicable law. In addition, Arkose Labs will provide reasonable accommodations for qualified individuals with disabilities. Show more Show less

The mission of Arkose Labs is to create an online environment where all consumers are protected from online spam and abuse. Recognized by G2 as the 2025 Leader in Bot Detection and Mitigation, with the highest score in customer satisfaction and largest market presence four quarters running, Arkose Labs offers the world's first $1M warranties for credential stuffing and SMS toll fraud. With 20% of our customers being Fortune 500 companies, our AI-powered platform combines powerful risk assessments with dynamic threat response to undermine the strategy of attack, all while improving good user throughput. Headquartered in San Mateo, CA, with employees in London, Costa Rica, Australia, India, and Argentina. Arkose Labs protects enterprises from cybercrime and abuse. What You’ll Be Doing Work on high-traffic SaaS services running at a global scale, serving hundreds of millions of requests per day and increasing Work on building highly available, zero downtime middleware and front-end products. Help build software that spans from the browser all the way down to analytics data pipelines - our engineers work to support a dedicated data science/blue watch team Work within an agile, cross-functional team (SWE, SRE, QE) to build out and own services and projects, from requirements + specs to release and maintenance Help with migrating from a monolithic system and AWS lambdas to a microservices-based architecture running on Kubernetes What We Want From You Need to have 5+ years experience in a commercial environment using back-end programming languages - e.g. Golang, Node.js, Java, or Python 2+ years experience in front-end programming languages. E.g: React, Vue, or any popular javascript framework. 3+ years of database (NoSQL and Relational) experience 3+ years experience with microservice Strong knowledge of web/HTTP concepts and methodologies - DNS, TLS, browser caching, CDNs (e.g. Cloudflare/CloudFront) Experience with agile development (Scrum/Kanban) Nice to have Experience with implementing and maintaining CI/CD pipelines Experience with Docker/containers, and ideally container orchestration (e.g. Kubernetes) Basics of Micro Front End architecture. Experience with Django Framework Why Arkose Labs? At Arkose Labs, our technology-driven approach enables us to make a substantial impact in the industry, supported by a robust customer base consisting of global enterprise giants such as Microsoft, Roblox, and more. We’re not just a company; we’re a collaborative ecosystem where you will actively partner with these influential brands, tackling the most demanding technical challenges to safeguard hundreds of millions of users across the globe. Why do top tech professionals choose Arkose Labs? Cutting-Edge Technology: Our high-efficacy solutions, backed by solid warranties, attract leading, global enterprise clients. Innovation and Excellence: We foster a culture that emphasizes technological innovation and the pursuit of excellence, ensuring a balanced and thriving work environment. Experienced Leadership: Guided by seasoned executives with deep tech expertise and a history of successful growth and equity events. Ideal Size: We’re structured to be agile and adaptable, large enough to provide stability, yet small enough to value your voice and ideas. Join us in shaping the future of technology. At Arkose Labs, you’re not just an employee; you’re part of a visionary team driving global change The most recognizable brands in the world select Arkose Labs, including Roblox, Microsoft, Adobe, Expedia, Snapchat, Zilch, and ZipAir. We value your unique contributions, perspectives, and experiences. Be part of a diverse and high-performing environment that prioritizes collaboration, excellence, and inclusion. We hire the best, focus on their professional development, and offer support for continuing education. We Value People: first and foremost they are our most valuable resource. Our people are independent thinkers who make data driven decisions and take ownership and accountability in all the things they do. Team Work. We demonstrate respect, trust, integrity, and communicate openly with a positive can do attitude and constructively challenge one another Customer Focus. We empathize with our customers and obsess about solving their problems Execution with precision, professionalism and urgency Security. It’s the lens through which we implement our processes, procedures, and programs Benefits Competitive salary + Equity Beautiful office space with many perks Robust benefits package Provident Fund Accident Insurance Flexible working hours and work from home days to support personal well-being and mental health Arkose Labs is an Equal Opportunity Employer that makes employment decisions without regard to race, color, religious creed, national origin, ancestry, sex, pregnancy, sexual orientation, gender, gender identity, gender expression, age, mental or physical disability, medical condition, military or veteran status, citizenship, marital status, genetic information, or any other characteristic protected by applicable law. In addition, Arkose Labs will provide reasonable accommodations for qualified individuals with disabilities. Show more Show less

The mission of Arkose Labs is to create an online environment where all consumers are protected from online spam and abuse. Recognized by G2 as the 2025 Leader in Bot Detection and Mitigation, with the highest score in customer satisfaction and largest market presence four quarters running, Arkose Labs offers the world's first $1M warranties for credential stuffing and SMS toll fraud. With 20% of our customers being Fortune 500 companies, our AI-powered platform combines powerful risk assessments with dynamic threat response to undermine the strategy of attack, all while improving good user throughput. Headquartered in San Mateo, CA, with employees in London, Costa Rica, Australia, India, and Argentina. Arkose Labs protects enterprises from cybercrime and abuse. As a Live Site Engineer, you will play a crucial role in ensuring the smooth operation and availability of our company's live production environment. You will be responsible for monitoring, maintaining, and optimizing the performance of our systems to deliver a reliable and uninterrupted experience to our customers. Your expertise and problem-solving skills will be vital in quickly identifying and resolving any issues that may arise, minimizing downtime and maximizing customer satisfaction. What You’ll Be Doing Monitor the live production environment to proactively identify potential issues or anomalies. Respond promptly to system alerts, incidents, or outages, and take appropriate actions to resolve them. Collaborate with cross-functional teams, including developers, system administrators, and network engineers, to troubleshoot and resolve complex issues. Be the central point of contact for incidents providing periodic updates to stakeholders. Prepare and deliver incident reports to customers. Develop and maintain automation scripts, tools, and monitoring dashboards to streamline operational tasks and improve efficiency. Implement proactive monitoring and alerting mechanisms to ensure early detection of system issues. Participate in an on-call rotation to provide 24/7 support for production systems. Respond to and resolve critical incidents during on-call shifts in a timely manner. Must Have What we want from you Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent practical experience). Proven experience working as a Live Site Engineer, Site Reliability Engineer, or in a similar role. Strong knowledge of Linux/Unix systems, networking concepts, and web technologies. Proficiency in scripting languages (e.g., Python, Bash) for automation and tooling. Experience with monitoring and alerting tools (e.g., Nagios, Splunk, Datadog, Prometheus, Grafana). Experience Familiarity with cloud platforms (e.g., AWS, Azure, Google Cloud) and containerization technologies (e.g., Docker, Kubernetes). Excellent problem-solving skills and the ability to think quickly and prioritize effectively in high-pressure situations. Strong communication skills and the ability to collaborate effectively with cross-functional teams. Desire to grow in your technical skills beyond incident command. Nice To Have Experience in fraud or bot mitigation domain Experience using tools like FireHydrant Why Arkose Labs? At Arkose Labs, our technology-driven approach enables us to make a substantial impact in the industry, supported by a robust customer base consisting of global enterprise giants such as Microsoft, Roblox, OpenAI, and more. We’re not just a company; we’re a collaborative ecosystem where you will actively partner with these influential brands, tackling the most demanding technical challenges to safeguard hundreds of millions of users across the globe. Why do top tech professionals choose Arkose Labs? Cutting-Edge Technology: Our high-efficacy solutions, backed by solid warranties, attract leading, global enterprise clients. Innovation and Excellence: We foster a culture that emphasizes technological innovation and the pursuit of excellence, ensuring a balanced and thriving work environment. Experienced Leadership: Guided by seasoned executives with deep tech expertise and a history of successful growth and equity events. Ideal Size: We’re structured to be agile and adaptable, large enough to provide stability, yet small enough to value your voice and ideas. Join us in shaping the future of technology. At Arkose Labs, you’re not just an employee; you’re part of a visionary team driving global change The most recognizable brands in the world select Arkose Labs, including OpenAI, Roblox, Microsoft, Adobe, Expedia, Snapchat, Zilch, and ZipAir. We value your unique contributions, perspectives, and experiences. Be part of a diverse and high-performing environment that prioritizes collaboration, excellence, and inclusion. We hire the best, focus on their professional development, and offer support for continuing education. We Value People: first and foremost they are our most valuable resource. Our people are independent thinkers who make data driven decisions and take ownership and accountability in all the things they do. Team Work. We demonstrate respect, trust, integrity, and communicate openly with a positive can do attitude and constructively challenge one another Customer Focus. We empathize with our customers and obsess about solving their problems Execution with precision, professionalism and urgency Security. It’s the lens through which we implement our processes, procedures, and programs Benefits Competitive salary + Equity Beautiful office space with many perks Robust benefits package Provident Fund Accident Insurance Flexible working hours and work from home days to support personal well-being and mental health Arkose Labs is an Equal Opportunity Employer that makes employment decisions without regard to race, color, religious creed, national origin, ancestry, sex, pregnancy, sexual orientation, gender, gender identity, gender expression, age, mental or physical disability, medical condition, military or veteran status, citizenship, marital status, genetic information, or any other characteristic protected by applicable law. In addition, Arkose Labs will provide reasonable accommodations for qualified individuals with disabilities.

The mission of Arkose Labs is to create an online environment where all consumers are protected from online spam and abuse. Recognized by G2 as the 2025 Leader in Bot Detection and Mitigation, with the highest score in customer satisfaction and largest market presence four quarters running, Arkose Labs offers the world's first $1M warranties for credential stuffing and SMS toll fraud. With 20% of our customers being Fortune 500 companies, our AI-powered platform combines powerful risk assessments with dynamic threat response to undermine the strategy of attack, all while improving good user throughput. Headquartered in San Mateo, CA, with employees in London, Costa Rica, Australia, India, and Argentina. Arkose Labs protects enterprises from cybercrime and abuse. What Makes Our Team Special We develop native SDKs that allow developers to integrate sophisticated security measures with simple function calls Our solutions leverage platform-specific capabilities to enhance fraud detection while maintaining a smooth user experience Our SDKs serve over 1 million daily active users (DAU) across various B2C applications We maintain feature parity across platforms while optimizing for platform-specific advantages on iOS (including macOS and VisionOS), Android, and FireOS We're launching initiatives to engage with the developer community through speaking opportunities at events like droidcon and writing developer blog posts. As a small, highly-skilled team, each engineer has a significant impact on our product direction and the opportunity to drive innovation across multiple platforms. We're looking to expand our team with experienced engineers who are passionate about creating secure, high-performance mobile solutions at scale. Role Overview As a Staff iOS Engineer, you will: Play a crucial role in designing, developing, and maintaining our secure SDK solutions across Apple platforms Work on products that impact over 1 million daily active users, requiring a focus on performance, reliability, and scalability Leverage your expertise in both UIKit and SwiftUI to create separate SDK implementations that cater to different developer preferences and application requirements Collaborate with security experts, product managers, and other engineers to deliver SDKs that meet the highest standards of security, performance, and usability Key Responsibilities Lead the architecture, design, and implementation of secure SDK components for iOS, macOS, and VisionOS platforms Develop and maintain separate UIKit and SwiftUI SDK implementations with feature parity Establish best practices for secure coding, API design, and SDK integration Collaborate with security teams to implement robust encryption and data protection measures Drive performance optimization initiatives to minimize SDK latency and resource usage Create comprehensive documentation and sample applications to facilitate SDK adoption Provide technical leadership across SDK development initiatives Break down complex epics into manageable features and drive the full development lifecycle from planning to release Stay current with Apple platform updates, security standards, and best practices Participate in code reviews, architectural discussions, and technical planning Work closely with QA to ensure SDK reliability across various device configurations and OS versions Engage directly with customers to gather feedback, provide technical guidance, and improve SDK usability and integration experience Write clean, testable code following modern architectural patterns such as MVI (Model-View-Intent) Qualifications Required 8+ years of professional iOS development experience Deep understanding of UIKit, SwiftUI, and the differences between them Proven experience with iOS performance optimization techniques Expertise in writing testable code and implementing modern architectural patterns (such as MVI) Strong knowledge of iOS security concepts (keychain, secure enclave, encryption, etc.) Extensive experience with WebView implementation and optimization Experience with modern Swift programming techniques and patterns Proficiency with dependency management, modularization, and API design Understanding of binary compatibility, semantic versioning, and SDK lifecycle management Experience integrating with RESTful APIs and implementing network security best practices Excellent debugging and performance optimization skills Excellent communication skills for effective customer interaction and ability to document complex technical concepts clearly Preferred Experience with VisionOS development Knowledge of cryptography principles and implementations Familiarity with mobile security standards (OWASP, NIST, etc.) Experience with CI/CD pipelines for SDK deployment and ability to automate release processes Experience with backend API development and deployment Extensive experience building and maintaining SDK libraries Contributions to open-source projects or published technical content Experience with cross-platform development (React Native, Flutter, etc.) integration JavaScript knowledge and experience with WebView-native bridge implementations Understanding of Apple's App Store guidelines and submission process Experience with automated testing strategies for SDKs Technologies Swift, Objective-C UIKit, SwiftUI Xcode, Swift Package Manager, CocoaPods Git, CI/CD tools Security frameworks (CryptoKit, CommonCrypto) Networking (URLSession, Combine) WebView, WKWebView, JavaScript Testing frameworks (XCTest, Quick/Nimble) Why Arkose Labs? At Arkose Labs, our technology-driven approach enables us to make a substantial impact in the industry, supported by a robust customer base consisting of global enterprise giants such as Microsoft, Roblox, OpenAI, and more. We’re not just a company; we’re a collaborative ecosystem where you will actively partner with these influential brands, tackling the most demanding technical challenges to safeguard hundreds of millions of users across the globe. Why do top tech professionals choose Arkose Labs? Cutting-Edge Technology: Our high-efficacy solutions, backed by solid warranties, attract leading, global enterprise clients. Innovation and Excellence: We foster a culture that emphasizes technological innovation and the pursuit of excellence, ensuring a balanced and thriving work environment. Experienced Leadership: Guided by seasoned executives with deep tech expertise and a history of successful growth and equity events. Ideal Size: We’re structured to be agile and adaptable, large enough to provide stability, yet small enough to value your voice and ideas. Join us in shaping the future of technology. At Arkose Labs, you’re not just an employee; you’re part of a visionary team driving global change The most recognizable brands in the world select Arkose Labs, including OpenAI, Roblox, Microsoft, Adobe, Expedia, Snapchat, Zilch, and ZipAir. We value your unique contributions, perspectives, and experiences. Be part of a diverse and high-performing environment that prioritizes collaboration, excellence, and inclusion. We hire the best, focus on their professional development, and offer support for continuing education. We Value People: first and foremost they are our most valuable resource. Our people are independent thinkers who make data driven decisions and take ownership and accountability in all the things they do. Team Work. We demonstrate respect, trust, integrity, and communicate openly with a positive can do attitude and constructively challenge one another Customer Focus. We empathize with our customers and obsess about solving their problems Execution with precision, professionalism and urgency Security. It’s the lens through which we implement our processes, procedures, and programs Benefits Competitive salary + Equity Beautiful office space with many perks Robust benefits package Provident Fund Accident Insurance Flexible working hours and work from home days to support personal well-being and mental health Arkose Labs is an Equal Opportunity Employer that makes employment decisions without regard to race, color, religious creed, national origin, ancestry, sex, pregnancy, sexual orientation, gender, gender identity, gender expression, age, mental or physical disability, medical condition, military or veteran status, citizenship, marital status, genetic information, or any other characteristic protected by applicable law. In addition, Arkose Labs will provide reasonable accommodations for qualified individuals with disabilities.