Lead Backend Engineer

About iion

iion is the leading global game advertising platform, reaching brands’ ideal customers across all gaming environments. We are ambitious trailblazers, aiming to be an indispensable element in brands' media strategy. We are a growing team of 50+ people, working primarily remote, headquartered in Australia and consisting of teams working across APAC and Europe.

About the Role

We are seeking a highly skilled and results-oriented 'Lead Backend Engineer' to join our growing team. You will be instrumental in designing, developing, and maintaining the core of our scalable and reliable backend systems and API services. This is an exciting opportunity to tackle complex challenges, build high-performance data infrastructure, and contribute to the stability and growth of our platform. You will also have the opportunity to mentor other engineers and shape our technical direction.

Role Responsibilities:

• Design, develop, and maintain highly scalable and reliable backend applications and API services that power our platform
• Architect and build robust, high-performing data reporting services for both internal and external stakeholders
• Develop and optimize scalable data pipelines capable of processing millions of daily requests with efficiency and reliability
• Implement proactive monitoring and automated alert systems to ensure the continuous uptime and optimal performance of our distributed web applications
• Write comprehensive automated test suites, including unit and integration tests, to guarantee code quality and system stability.
• Develop future-proof code capable of handling significant increases in scale (5X-10X beyond current requirements)
• Proactively identify and resolve performance bottlenecks, bugs, and architectural challenges within our backend systems
• Mentor and guide junior backend engineers, fostering a culture of technical excellence and knowledge sharing through active participation in code reviews
• Provide timely and effective technical support for backend-related issues and contribute to the development of ad-hoc technical solutions as needed

Role Requirements:

• 7+ years of proven experience in backend software development, with a strong focus on building scalable distributed systems
• Prior experience working on AdTech platforms and on the OpenRTB side is a strong requirement for this role
• Expert-level proficiency in Java (version 8.0+) and its associated ecosystem
• Solid hands-on experience in building reliable backend applications with at least one programming language (e.g, NodeJS, PHP, NextJS)
• Extensive hands-on experience in designing robust production databases with MySQL and MongoDB
• Solid experience with at least one asynchronous message broker (e.g., RabbitMQ, IBM MQ, Apache Kafka, Google Cloud Pub/Sub, Amazon MQ) for building decoupled and resilient systems
• Practical experience with one or more server-side caching solutions (e.g., Redis, Memcached, HazelCast, Apache Cassandra, ElasticSearch) to enhance performance and scalability
• Strong working knowledge of at least one package manager relevant to your primary technologies (e.g., Composer/Pip, Homebrew, NPM, Go Modules)
• Hands-on experience with at least one major cloud platform and its backend services (e.g., AWS, Azure, GCP)
• Familiarity with big data processing technologies and pipelines (e.g., Hadoop, Spark, Kafka Streams) is a significant plus
• Experience with Go and its ecosystem is a valuable asset
• Excellent written and verbal communication skills in English with strong spelling and grammar
• Ambitious with strong values of collaboration, agility, and willingness to challenge the status quo

*This is remote job opportunity and you can be based anywhere in India.