Ajay Kumar

Result-oriented Python/Django Developer with 3+ years of backend experience and 2 years of AI/ML experience. Skilled in building scalable web applications, REST APIs, and machine learning/NLP solutions. Experienced in deploying ML models to production, working with OpenAI API, LangChain, embeddings, and vector databases. Strong problem-solving skills and experience in end-to-end AI/ML product delivery.

Associate Technology at Mobifly Brain Box Network (2022-08 – Present)

• Developed and deployed AI/ML/NLP pipelines for document classification, entity extraction, and semantic search using Python, OpenAI API, LangChain, and vector databases.
• Built scalable RESTful APIs and microservices using Django REST Framework to serve ML models in production.
• Implemented embeddings-based retrieval and integrated vector databases (Pinecone, pgvector) for semantic search and recommendation engines.
• Designed ML workflows and deployed models via FastAPI / Docker on AWS EC2 for production use.
• Optimized API performance and handled authentication/authorization with JWT and Django security features.

Python Developer at Careers360.com (2021-09 – 2022-08)

• Developed backend modules using Django for data-driven applications and ensured high performance of APIs.
• Implemented improvements in existing data pipelines and automated data validation processes.
• Worked on predictive models for recommendation systems and analytics.

System Analyst at Neubotic Technology (2019-06 – 2021-06)

• Designed and maintained relational database schemas, optimized complex SQL queries, and ensured data integrity.
• Collaborated with Python/Django backend developers for API-data integration.
• Automated daily data validation and report generation processes.

PGPM in Finance & IT – ICFAI Business School

B.B.A – Invertis Institute of Management (MJP Rohilkhand University)