Senior Backend Engineer (Node.js)

We are looking for a highly skilled Senior Software Engineer with 6+ years of experience in developing backend applications and services using Node.js and Nest.js (TypeScript). The ideal candidate should be excellent at code reviews, have a strong sense of software design strategy, and thrive in a fast-paced, collaborative environment. A deep understanding of database systems, microservices architecture at enterprise scale, and B2B system design will be highly valued.

Responsibilities:

• Design, develop, and maintain scalable, high-performance backend applications and services using Node.js and Nest.js.

• Write and maintain unit test cases to ensure code coverage and quality assurance.

• Collaborate in peer programming sessions to share knowledge and improve code quality.

• Conduct code reviews to maintain high engineering standards across the team.

• Design and maintain database structures using PostgreSQL and MongoDB.

• Optimize PostgreSQL queries and work with ORMs in TypeScript (e.g., TypeORM, Prisma).

• Work with Kafka MQ for message-driven communication and system integrations.

• Build and maintain containerized applications using Docker and Kubernetes.

• Collaborate with cross-functional teams to ensure seamless integration between frontend and backend systems.

• Contribute to architecture design, system scalability, and performance optimization.

• Stay updated with the latest backend technologies and industry trends.

Requirements:

• Bachelor's degree in Computer Science or a related field.

• Minimum 6 years of experience in backend development using Node.js and Nest.js.

• Strong proficiency in TypeScript.

• Excellent understanding of object-oriented programming and design patterns.

• Deep expertise in PostgreSQL and MongoDB (master-level database skills).

• Proven experience in PostgreSQL query optimization and ORMs (TypeORM, Prisma, Sequelize, etc.).

• Hands-on experience with Kafka MQ, Docker, and Kubernetes.

• Strong understanding of Kubernetes, CI/CD pipelines, and deployment automation.

• Solid understanding of microservices architecture at enterprise scale.

• Experience working with B2B systems and integrations.

• Strong experience with unit testing frameworks and CI/CD pipelines.

• Ability to design and develop scalable distributed systems.

• Excellent problem-solving, communication, and collaboration skills.

• Ability to work independently and effectively in a fast-paced environment.

Nice to Have:

• Experience with Go (Golang) or Python.

• Familiarity with telephony systems and their integrations.

• Exposure to microservices orchestration and event-driven architectures.

• Understanding of API security best practices and authentication mechanisms (OAuth2, JWT, etc.).

• Experience with cloud platforms such as AWS, GCP, or Azure.

If you are a passionate Node.js/Nest.js developer with strong technical expertise, a collaborative mindset, and a drive to build scalable enterprise-grade systems, we'd love to hear from you! Please apply with your updated resume.