We re looking for a Software Engineer who can design build and operate cloud-native services on AWS You ll work primarily in C NET MVC Web Forms apps with supporting services in Node js TypeScript Your day-to-day will include building APIs and event-driven workloads using API Gateway Lambda EventBridge and S3 backed by modern CI CD and infrastructure-as-code What you ll do Design build RESTful APIs and microservices in C NET and Node js TypeScript running on AWS Lambda behind API Gateway Model publish and consume events EventBridge SNS SQS to enable decoupled event-driven architectures implement idempotency retries DLQs and observability Work with storage DynamoDB NoSQL RDS SQL Server S3 for object storage and caching Own the SDLC write clean testable code maintain high standards ship via CI CD Instrument and operate services in production with CloudWatch X-Ray structured logging and alarms participate in a lightweight on-call rotation and post-incident reviews Collaborate cross-functionally with product QA and DevOps to refine requirements estimate work and deliver incrementally Continuously improve performance reliability and AWS cost efficiency profile hot paths and tune queries indexes Document APIs with OpenAPI Swagger write concise runbooks and ADRs for key decisions Required qualifications 3-5 years professional software engineering experience with a strong focus on C NET Hands-on AWS experience building serverless backends with API Gateway Lambda EventBridge and S3 Practical Node js TypeScript experience building utilities Lambdas or services Solid understanding of HTTP REST JSON async programming and common integration patterns webhooks polling callbacks Experience with relational SQL SQL Server and at least one NoSQL store DynamoDB preferred Comfortable with git trunk PR workflows and CI CD pipelines Proficient in unit integration testing mocking and test data strategies Strong debugging skills across cloud logs metrics traces familiarity with CloudWatch X-Ray Clear written and verbal communication team-oriented mindset and ownership mentality Preferred Experience AWS Step Functions SNS SQS Kinesis or Kafka experience Infrastructure as Code with AWS CDK TypeScript C or Terraform at scale Observability with OpenTelemetry structured logging and distributed tracing Security Cognito custom JWT authorizers WAF Secrets Manager parameterized IaC-managed IAM API design pagination filtering versioning OpenAPI first gRPC familiarity a plus Frontend integration understanding CORS rate limiting API keys 429 strategies Container basics Docker ECS Fargate or EKS exposure Performance tuning NET profilers async best practices DynamoDB access patterns Experience in high-throughput transactional systems or B2B integrations Kaleris is an equal chance employer We celebrate diversity and are committed to creating an inclusive environment for all employees

📌 Software Engineer (Chennai)
🏢 Kaleris
📍 Chennai