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Systems Engineer – Backend
Creditsafe
Hyderabad, IND
Full-time
Mid · 3+ years experience
Hybrid
Discovered 1 weeks ago
PythonFastAPIFlaskPostgreSQLSQLAWS
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PythonFastAPIFlask
Key Skills for This Role
PythonFastAPIFlaskPostgreSQLSQLAWS
Full Job Posting
- Design, develop, and maintain scalable backend services using Python .
- Build high-quality APIs and backend applications using FastAPI, Flask , or similar frameworks.
- Design robust API contracts, validation, error handling, and service integrations.
- Develop efficient database solutions using PostgreSQL .
- Design and optimize database schemas, SQL queries, indexes, and data-access patterns.
- Analyze and improve application and database performance.
- Develop services capable of operating reliably within distributed and scalable system architectures .
- Work with asynchronous processing, event-driven workflows, background jobs, and distributed workloads.
- Design and develop cloud-native solutions using AWS services such as ECS, Lambda, DynamoDB, RDS, SQS, and API Gateway .
- Apply best practices around scalability, availability, reliability, security, observability, and cost optimization.
- Use Terraform / Infrastructure as Code to manage cloud infrastructure.
- Work with CI/CD pipelines and modern software delivery practices.
- Troubleshoot complex technical and production issues and perform root-cause analysis.
- Participate in system design and architectural discussions.
- Write clean, modular, reusable, testable, and maintainable code.
- Develop unit and integration tests to ensure reliability and maintainability.
- Participate in code reviews and contribute to engineering standards.
- Collaborate with Frontend, QA, Product, DevOps, and other engineering teams.
- Independently take ownership of complex technical problems from analysis through implementation and delivery.
- Use AI-assisted development tools such as Cursor and GitHub Copilot to improve development efficiency, testing, debugging, refactoring, and documentation.
- 3–8 years of professional experience in backend/software engineering.
- Strong programming experience with Python .
- Hands-on experience with FastAPI and/or Flask .
- Good understanding of Pydantic and data validation/modeling.
- Strong experience with PostgreSQL and SQL .
- Experience designing efficient database schemas and optimizing SQL queries.
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