Krishna Reddy

1 year of experience as a Backend Developer specializing in Python and FastAPI for building scalable REST APIs. Hands-on experience developing end-to-end backend systems including authentication, loan eligibility, lender selection, and EMI calculation. Strong knowledge of API development, JSON handling, request-response validation, and error handling.

Experience working with PostgreSQL and SQLAlchemy ORM for efficient database design and query optimization. Implemented secure authentication and role-based access control (RBAC) using JWT tokens. Proficient in testing APIs using Postman and Swagger, ensuring reliability and data consistency. Good understanding of backend architecture, debugging, and integrating multiple modules into a complete workflow.

Backend Developer (Python / FastAPI) at Project / Internship (2024-01 – Present)

Developed and integrated REST APIs for a Loan Service Platform using FastAPI and PostgreSQL

• Developed and integrated 10+ REST APIs for a Loan Service Platform (LSP) using FastAPI and PostgreSQL
• Implemented secure authentication and role-based access control (RBAC) using JWT tokens
• Designed APIs for user profile, credit profile, loan eligibility, lender selection, and loan application workflow
• Built complete backend flow from user onboarding to loan approval, including eligibility checks and EMI calculation
• Integrated multiple modules and resolved API-level issues, improving system stability and data consistency
• Used SQLAlchemy ORM for efficient database operations and optimized queries for better performance
• Tested and validated APIs using Postman and Swagger, ensuring accurate request-response handling and error validation

Bachelor of Electronics and Communication Engineering in Electronics and Communication Engineering – Veltech University (2019-06 – 2023-05)

M P C in Mathematics, Physics, Chemistry – NRI Junior College (2017-06 – 2019-03)