Senior Backend Engineer/ Lead (NodeJs/ NestJS)

Job Description: Node.js / NestJS Developer with AWS (ECS/EKS) Experience: 8-12 Years Job Summary We are looking for a highly skilled Node.js/NestJS Developer with strong experience in AWS cloud services, containerization, and using Amazon ECS/EKS. The ideal candidate should have expertise in designing, developing, and deploying scalable microservices-based applications while ensuring high availability, security, and performance. Key Responsibilities • Design, develop, and maintain backend services using Node.js/ NestJS • Build and manage RESTful APIs and microservices architectures. • Deploy, manage, and optimize applications on AWS ECS and EKS (Kubernetes). • Develop CI/CD pipelines using Jenkins, GitHub Actions, GitLab CI, or AWS CodePipeline. • Work with containerization technologies such as Docker and orchestration platforms like Kubernetes. • Implement security best practices, monitoring, logging, and observability. • Integrate applications with AWS services such as: • Lambda • API Gateway • S3 • RDS • DynamoDB • CloudWatch • IAM • SNS/SQS • Collaborate with frontend, DevOps, QA, and product teams. • Troubleshoot production issues and optimize system performance. • Write clean, scalable, and testable code following best practices. Required Skills Backend Development • Strong experience in Node.js and NestJS Framework. • Good to have exp in TypeScript and JavaScript (ES6+). • Experience with REST APIs, GraphQL, and WebSocket implementations. • Knowledge of authentication and authorization (JWT, OAuth2, OpenID Connect). Cloud & DevOps • Hands-on experience with AWS ECS and/or EKS deployments. • Strong knowledge of Docker, Kubernetes, and container orchestration. • Experience with Infrastructure as Code using Terraform or CloudFormation. • Understanding of networking concepts including VPC, Load Balancers, Security Groups, and Route53. Database • Experience with PostgreSQL, MySQL, MongoDB, DynamoDB, or similar databases. • Database performance tuning and optimization experience. Monitoring & Security • Experience with CloudWatch, Prometheus, Grafana, ELK, or similar monitoring tools. • Understanding of AWS security best practices and IAM policies. Preferred Qualifications • AWS Certified Developer Associate or AWS Certified Solutions Architect. • Experience with Event-Driven Architecture and Message Queues (SQS, Kafka, RabbitMQ). • Knowledge of Serverless architecture on AWS. • Exposure to Agile/Scrum methodologies. • Experience in high-scale distributed systems. Nice to Have • Experience with microservices migration. • Knowledge of FinTech, E-commerce, Healthcare, or SaaS platforms. • Exposure to multi-cloud environments (Azure/GCP).