Sahil Patel

Python Backend Developer with 3+ years delivering scalable APIs, multi-tenant SaaS platforms, and GenAI-powered applications for enterprise clients across Europe and India. Reduced API response times by 40%, built systems processing millions of records, and shipped production RAG pipelines. Proficient in Django, FastAPI, Flask, PostgreSQL, Redis, Celery, and Elasticsearch.

Hands-on with LangChain, RAG pipelines, vector databases, and ReAct agent architectures. Strong background in SSO/Keycloak, RBAC, OAuth2, JWT, WebSockets, and AWS (IAM, EC2, S3, Lambda).

Python Backend Developer at Inexture Solutions LLP (2024-03 – Present)

• Designed and shipped production-grade REST APIs using Django DRF and FastAPI; reduced average API response time by ~40% through Redis caching and Celery task offloading.
• Integrated Elasticsearch for document indexing and full-text search; significantly reduced search latency vs raw DB queries by enabling inverted-index lookups across large application datasets.
• Architected multi-tenant PostgreSQL schemas (schema-per-tenant using django-tenants) with JWT authentication and RBAC, serving enterprise SaaS clients across multiple regions with zero cross-tenant data leakage in production.
• Built GenAI applications using LangChain, OpenAI API, and vector databases – including a PDF-based question answering chatbot and a natural language-to-SQL query generator.
• Integrated Keycloak SSO with auto-account provisioning enabling seamless single sign-on; implemented OAuth2 and RBAC across a full project management platform.
• Collaborated with frontend and QA teams on production issue resolution; performed root cause analysis and delivered stable releases under tight deadlines.

Python Developer Intern at Inexture Solutions LLP (2023-02 – 2024-03)

• Built and delivered internal REST APIs using Django, Django REST Framework, and FastAPI; applied core backend concepts including authentication, serialization, and structured API design.
• Designed and queried PostgreSQL databases for internal projects; collaborated within agile sprint cycles using Git workflows and contributed frontend integration using HTML, CSS, and JavaScript.
• Developed internal tools with scalable backend architecture, applying REST API design patterns and best practices across multiple project deliverables.

Master of Computer Applications in MCA – Gujarat Technological University (2021-07 – 2023-05)