Key Responsibilities Design, develop, and maintain high-performance backend systems using Node.js and Python (Fast API). Build and manage RESTful and Graph QL APIs with Express.js and Fast API. Develop scalable data models and integrations using Postgre SQL, Mongo DB, and Dynamo DB. Work with Redis for caching and performance optimization. Integrate and manage AWS services (S3, Lambda, ECS, Cloud Watch, etc.). Implement real-time and asynchronous communication using Kafka and SQS. Develop, test, and deploy microservices using Docker and container orchestration tools. Integrate Elasticsearch for fast search and analytics. Implement robust CI/CD pipelines and follow Dev Ops best practices. Ensure system reliability, scalability, and security across all backend services. Collaborate with frontend developers, product managers, and Dev Ops engineers to deliver end-to-end solutions. Required Skills & Qualifications Strong proficiency in Node.js and Python, with hands-on experience in Fast API and Express.js. Solid understanding of API design, microservices architecture, and event-driven systems. Experience with Postgre SQL, Mongo DB, and Dynamo DB. Knowledge of Redis for caching and performance tuning. Experience working with AWS (S3, Lambda, ECS, Cloud Watch, etc.). Hands-on experience with Docker, and familiarity with containerized deployments. Experience with Kafka or SQS for message-driven architectures. Working knowledge of Elasticsearch for indexing and search operations. Familiarity with Git, CI/CD, and agile development workflows. Strong debugging, optimization, and problem-solving skills.