Senior Backend Developer

4 weeks ago

New Delhi, India Infogain Full time

Position: Senior Backend Developer Experience Required: 5 to 9 Years Primary Skills: NodeJS, Typescript, RestAPI, AWS, NoSQL Secondary Skills: MySQL / PostgreSQL / NoSQL Work location: Bengaluru / Mumbai / Pune / Noida / GurugramKey Responsibilities ● Design, develop, and maintain RESTful APIs in NodeJS/Typescript (HapiJs/NestJs) ● Work with databases (MySQL/NoSQL like MongoDB/Neo4j/Dynamodb/ElasticSearch) to build secure and optimized data access layers. ● Ensure best practices in authentication, authorization, and data privacy (OAuth2.0, JWT, Auth0). ● Collaborate with frontend teams (React/Angular) to define clear API contracts. ● Optimize performance and scalability for high-volume donation and user interactions. ● Write unit, integration, and end-to-end tests ensuring high code coverage and reliability. ● Deploy, monitor, and troubleshoot applications in AWS using AWS CDK on ECS/Lambda/Serverless frameworks. ● Participate in code reviews, architecture discussions, and technical design sessions. ● Contribute to continuous integration and delivery pipelines ● Mentor junior developers and share best practices in clean coding, testing, and DevOps. RequiredSkills & Experience ● 5–9 years of experience as a backend engineer with strong expertise in Node.js/TypeScript. ● Strong knowledge of RDBMS (PostgreSQL/MySQL) and one NoSQL database (MongoDB, DynamoDB, Neo4j). ● Hands-on experience with AWS or GCP services (ECS, Lambda, S3, Cloud Functions, Pub/Sub, SQS/Kafka). ● Solid understanding of API security, rate limiting, token validation, and encryption. ● Familiarity with event-driven architectures and message queues. ● Experience with CI/CD pipelines and Dockerized deployments. ● Strong problem-solving, debugging, and performance optimization skills. ● Excellent communication and collaboration skills, with an ability to work in cross-functional teams.

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