RAG Engineer & AI Developer
First seen by Alion on Oct 7, 2026.
About the company:
Aptlogica Technologies is a Pune-based technology company delivering AI/ML, Generative and Agentic AI, product engineering and cloud solutions for enterprise clients, alongside its own learning-technology products.
About the role:
Build applications that connect enterprise data with large language models, developing complete retrieval-augmented generation pipelines from document ingestion and embeddings to vector retrieval, model integration and API deployment.
Key responsibilities:
- Design and develop RAG solutions using enterprise data sources
- Build AI applications with Python, FastAPI, LangChain and LangGraph
- Develop document ingestion, preprocessing, embedding and vector-indexing pipelines
- Build semantic and vector search workflows
- Improve retrieval quality and LLM response accuracy
- Integrate LLMs with databases, APIs and enterprise applications
- Develop scalable REST APIs for AI capabilities
- Diagnose and improve RAG and LLM application performance
Required qualifications:
- 3 - 7 years of overall professional experience, including 1 - 3 years of directly relevant hands-on experience
- Strong Python development skills and experience building REST APIs with FastAPI
- Hands-on experience with LangChain, LangGraph and RAG architecture
- Experience with PGVector, Pinecone, FAISS or another vector database
- Experience integrating OpenAI, Gemini or Claude models
- Working knowledge of PostgreSQL
- Proficiency with Docker, Git and collaborative development workflows
Preferred qualifications:
- Experience deploying AI applications in cloud environments
- Experience with RAG evaluation frameworks
- Knowledge of hybrid search and reranking
- Experience processing enterprise documents
Interview process:
One interview round with Aptlogica, followed by one or two client interview rounds.
Openings:
3 positions | Location: PAN India (remote)
Skills
Python, LangChain, FastAPI, PostgreSQL, Git, Generative AI, LLM, Artificial Intelligence