Allu V Babu

AI Engineer at Pexapark

Led end-to-end agent-based Retrieval Augmented Generation (RAG) project for renewable energy solutions; reduced customer support tickets by 35%. Designed context-aware tool selection routing queries between knowledge graph and vector search; built data ingestion, feature and inference pipelines; implemented a robust Neo4j knowledge graph and end-to-end conversational web apps using Python, FastAPI, LangChain, LangGraph, Neo4j, Pinecone, PostgreSQL, Alembic, SQLAlchemy, and OpenAI models.

Full Stack Engineer at ZopSmart

Optimised downstream billing service in a fast-paced startup; reduced deal drop-offs from 45% to 6%. Orchestrated integration of two virtual stores and improved deployment processes. Built a microservices-based contract management application using Java, SQL, Spring Boot, AngularJS, and Kafka with RESTful services.

Software Developer Intern at Crispy Games

Enhanced game backend technology using Go; managed codebases with Git and collaborated across teams.

AI Engineer at Pexapark

Led end-to-end development of an agent-based Retrieval Augmented Generation (RAG) assistant for renewable energy solutions; designed a context-aware, agent-based retrieval system routing queries between a knowledge graph and vector search to improve accuracy; built data ingestion, feature extraction, and inference pipelines for RAG with continuous evaluation to ensure up-to-date information and reduced issue resolution overhead; implemented a robust Neo4j knowledge graph to improve structured data retrieval for complex energy-domain queries; tech stack included Python, FastAPI, LangChain, LangGraph, Neo4j, Pinecone, PostgreSQL, Alembic, SQLAlchemy, and OpenAI models.

Full Stack Engineer at ZopSmart

Optimised downstream billing service, reducing deal drop-offs from 45% to 6% in a fast-paced startup; orchestrated integration of two virtual stores, boosting platform revenue by 5%; contributed to a microservices-based contract management application using Java, SQL, Spring Boot, AngularJS, and Kafka; ensured code quality via reviews and unit tests and streamlined deployment processes.