Python+aws+lamda - Aia

15 hours ago

Chennai Tamil Nadu, India Cognizant Full time

**Role**: Python+AWS+Lamda

**Experience**: 9 to 12 Years

**Summary**:
**Key Responsibilities**:

- Build and maintain microservices, RESTful APIs, and automation scripts.
- Integrate AWS services such as S3, DynamoDB, SNS, SQS, Step Functions, CloudWatch, and Secrets Manager.
- Optimize cloud functions for performance, scalability, and cost efficiency.
- Implement CI/CD pipelines using AWS CodePipeline, CodeBuild, or Jenkins.
- Work with Infrastructure as Code (IaC) tools such as CloudFormation or Terraform.
- Collaborate with data engineers, architects, and DevOps teams to deliver secure, high-performing cloud solutions.
- Ensure logging, monitoring, and alerting for Lambda functions and other AWS resources.
- Participate in code reviews, performance tuning, and best practice enforcement across teams.
- Lead or mentor junior developers and contribute to architectural decisions.

**Required Technical Skills**:

- Strong proficiency in Python (OOP, error handling, concurrency, libraries like boto3, pandas, requests, etc.).
- Proven experience in AWS Lambda and serverless architecture.
- Hands-on with AWS core services - S3, DynamoDB, SNS, SQS, CloudWatch, IAM, API Gateway, Step Functions.
- Expertise in REST API design, JSON handling, and third-party API integrations.
- Strong understanding of CI/CD, DevOps, and automated deployment practices.
- Familiarity with event-driven systems and asynchronous processing.
- Experience working with Git, Agile methodologies, and unit/integration testing frameworks.

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