AI Backend Developer

We are seeking an experienced AI Backend Developer with over 5 years of experience in designing, implementing, and optimizing AI-driven backend systems. The ideal candidate will have deep expertise in LangChain, RAG pipeline implementation, and search technologies (OpenSearch/Elasticsearch), along with experience in chatbot/playground development. Knowledge of AI agents, tools, and RAG optimization is a plusDesign and implement LangChain-based workflows for AI applications. Develop and optimize Retrieval-Augmented Generation (RAG) pipelines. Integrate OpenSearch/Elasticsearch for semantic/hybrid search. Build and maintain chatbot/playground environments (e.g., Streamlit, Gradio, custom UIs). Fine-tune vector search, hybrid search, and relevance ranking. Optimize indexing/query performance for low-latency AI responses. Work with embeddings (OpenAI, Hugging Face, or custom models). Develop scalable APIs (FastAPI, Flask, or similar). Collaborate on frontend-backend integration (Ember.js or other JavaScript frameworks). Use build tools (Ant, Maven, Gradle) for deployment automation. Ensure CI/CD pipelines are efficient and reliable. Work in Agile/Scrum environments, participating in sprints, standups, and retrospectives. Collaborate with frontend engineers, data scientists, and product teams.