DivyaJyoti Koshti
@divyajyoti14k
Python Backend Developer at Tata Consultancy Services
Pune, Maharashtra, India
Results-driven Python Backend Engineer with 3.6 years of experience architecting scalable RESTful APIs and cloud-native microservices. Expert in Python, FastAPI, SQL Alchemy ORM, and AWS services with demonstrated ability to deliver production-grade solutions achieving 99.9% uptime.
Experience
Python Backend Developer
Tata Consultancy Services
Architected and deployed production-grade FastAPI backend from scratch, implementing modular microservices design. Engineered high-performance RESTful APIs supporting 10,000+ concurrent users, achieving 35% throughput improvement. Optimized PostgreSQL query performance via SQL Alchemy ORM indexing and query refactoring. Implemented comprehensive data validation using Pydantic models. Designed and deployed OAuth 2.0 authentication with role-based access control (RBAC). Configured and managed AWS infrastructure (IAM, S3, Lambda, Secrets Manager). Built CI/CD pipeline using GitHub Actions. Developed comprehensive technical documentation in Confluence and maintained JIRA workflows.
Education
Gyan Ganga College of Technology
B.Tech
Computer Science and Application
Licenses & Certifications
Generative AI Foundation
TCS
AWS Integration with Python (Boto3)