AWS Python Developer

AWS Python Developer (Backend Engineer) Experience: 2 - 4 years

We are looking for a skilled AWS Python Developer to work on high-performance backend systems, serverless applications, data pipelines, authentication systems, and large-scale messaging/communication workflows. The candidate will work closely with our engineering team to build, optimize, and maintain backend microservices and automation pipelines across multiple projects. 

1. AWS Serverless Development

• Develop and maintain AWS Lambda functions using Python 3.x.
• Build scalable APIs using API Gateway + Lambda.
• Work with AWS SAM / CloudFormation for deployment.
• Implement event-driven workflows using SNS, SQS, EventBridge, Step Functions.
• Integrate with AWS Cognito for user authentication and authorization.
• Handle file processing workflows using S3 triggers.

2. Backend Development (Python)

• Build REST APIs using Fast API.
• Implement clean architecture, service layers, and proper exception handling.
• Write reusable modules, Lambda layers, and shared libraries.

3. Database & Storage

• Work with DynamoDB, including designing schema, GSIs, LSIs, and optimizing queries.
• Work with MySQL/PostgreSQL using SQL Alchemy ORM.
• Experience with Alembic for DB migrations.
• Experience storing structured/unstructured data in S3.

4. Messaging, Streaming & Integrations

• Integrate AWS services like Pinpoint, SES, SNS for SMS/Email workflows.
• Use Amazon Kinesis (KPL/KCL) for streaming data ingestion.
• Work with third-party APIs (Twilio, WhatsApp APIs, etc.).
• Implement retry logic, DLQs, error-handling patterns.

5. DevOps & Deployment

• CI/CD using GitHub Actions / AWS
  Code Pipeline.
• Containerizing microservices using Docker (if needed).
• Experience in monitoring systems using CloudWatch Logs, Metrics, Alarms.

Required Skills

• Strong hands-on experience in Python 3.
• Solid understanding of AWS Lambda, API Gateway, S3, DynamoDB, Cognito, IAM.
• Experience with Fast API, Pydantic, and Python async.
• Good knowledge of SQL Alchemy, ORM patterns, and migrations.
• Familiar with JSON, REST API principles, OAuth2/JWT.
• Ability to write clean, modular, testable code.
• Knowledge of microservice architecture and messaging systems.

Good to Have

• Experience with Event Bridge Pipes, Step Functions workflows.
• Experience in chat or omnichannel applications.
• Knowledge of telecom messaging compliance (A2P SMS).

Why Join Us?

• Work on high-impact backend systems and scalable serverless applications.
• Exposure to AWS enterprise architecture and large-scale integrations.
• Opportunity to design and build real distributed systems with guidance.
• Flexible culture and learning-driven environment.

Location

Chennai – On-site only:

Apply Link:

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