Senior Engineer- Artificial intelligence & Data Science

Renew; Haryana; On-site; INR 1,400,000 - 2,000,000; Full time

Job summary

ReNew is hiring for a Senior Engineer - Artificial intelligence & Data Science in Gurgaon. You will build GenAI apps, AI agents and integrate them with APIs and data sources in a scalable backend.

You will develop production-grade Python services, REST APIs, and LangGraph/LangChain workflows while containerizing with Docker and deploying on Azure OpenAI. Strong Python, FastAPI and AI experience are required.

Qualifications

• Bachelor's degree in Engineering, Computer Science, IT, Data Science or related field.
• 2-4 years in Backend, Software, AI/ML Engineering or Data Science.
• Strong hands-on Python and API development experience.
• Experience with FastAPI or comparable Python frameworks.
• Practical experience building LLM/GenAI applications.
• Production or near-production AI application exposure preferred.

Responsibilities

• AI & Application Development: Build GenAI applications, enterprise assistants, chatbots and AI agents.
• Backend & API Engineering: Develop production backend services using Python and FastAPI; REST APIs; validation & authentication; code reviews.
• Agentic AI & Integration: Develop workflows with LangGraph/LangChain; agent routing; tool execution; expose AI tools/services.
• Cloud, Deployment & Observability: Containerise with Docker; deploy on Azure; CI/CD; health checks; logging; tracing.

Skills

GenAI & LLMs

Python

API development

REST APIs

LangChain / LangGraph

AI agents & tool calling

RAG & embeddings

CI/CD fundamentals

Redis & SQL

Neo4j

Education

Bachelor's degree in Engineering, Computer Science, IT, Data Science or related field

Tools

FastAPI

Docker

Git

Azure OpenAI

Langfuse

SQL

Neo4j

Job description

About Company

Founded in 2011, ReNew, is one of the largest renewable energy companies globally, with a leadership position in India. Listed on Nasdaq under the ticker RNW, ReNew develops, builds, owns, and operates utility-scale wind energy projects, utility-scale solar energy projects, utility-scale firm power projects, and distributed solar energy projects. In addition to being a major independent power producer in India, ReNew is evolving to become an end-to-end decarbonization partner providing solutions in a just and inclusive manner in the areas of clean energy, green hydrogen, value‑added energy offerings through digitalisation, storage, and carbon markets that increasingly are integral to addressing climate change. With a total capacity of more than 13.4 GW (including projects in pipeline), ReNew’s solar and wind energy projects are spread across 150+ sites, with a presence spanning 18 states in India, contributing to 1.9 % of India’s power capacity. Consequently, this has helped to avoid 0.5% of India’s total carbon emissions and 1.1% India’s total power sector emissions. In the over 10 years of its operation, ReNew has generated almost 1.3 lakh jobs, directly and indirectly. ReNew has achieved market leadership in the Indian renewable energy industry against the backdrop of the Government of India’s policies to promote growth of this sector. ReNew’s current group of stockholders contains several marquee investors including CPP Investments, Abu Dhabi Investment Authority, Goldman Sachs, GEF SACEF and JERA. Its mission is to play a pivotal role in meeting India’s growing energy needs in an efficient, sustainable, and socially responsible manner. ReNew stands committed to providing clean, safe, affordable, and sustainable energy for all and has been at the forefront of leading climate action in India.

Job Description

Role- Senior Engineer- Artificial intelligence & Data Science

Experience: 2-4 years

Location- Gurgoan

Key Responsibilities

AI & Application Development

• Build GenAI applications, enterprise assistants, chatbots and AI agents.
• Develop RAG pipelines, tool-calling capabilities and LLM workflows.
• Integrate AI applications with APIs, databases and enterprise data sources.
• Develop reusable AI components and services.

Backend & API Engineering

• Develop production backend services using Python and FastAPI.
• Build secure, scalable and documented REST APIs.
• Implement request validation, authentication, error handling, retries and rate limiting.
• Write modular, maintainable and testable production code.
• Participate in code reviews and technical design discussions.

Agentic AI & Integration

• Develop workflows using LangGraph/LangChain.
• Implement agent routing, state, tool execution and structured outputs.
• Expose backend, analytical or ML capabilities as reusable AI tools/services.
• Support grounding, retrieval and hallucination‑control mechanisms.

Cloud, Deployment & Observability

• Containerise AI services using Docker.
• Deploy and support applications primarily on Microsoft Azure.
• Support CI/CD, environment configuration and secure secrets handling.
• Implement health checks, structured logging and LLM tracing.
• Instrument AI applications using Langfuse or equivalent tools.
• Troubleshoot API, LLM, agent and deployment issues.

Required Qualifications

• Bachelor's degree in Engineering, Computer Science, IT, Data Science or related field.
• 2-4 years in Backend, Software, AI/ML Engineering or Data Science.
• Strong hands‑on Python and API development experience.
• Experience with FastAPI or comparable Python frameworks.
• Practical experience building LLM/GenAI applications.
• Production or near-production AI application exposure preferred.

Technical Expertise

• Python and FastAPI
• REST APIs and integrations
• GenAI and LLMs
• LangChain / LangGraph
• RAG, embeddings and vector databases
• AI agents and tool calling
• Docker and Git
• Azure / Azure OpenAI
• Langfuse or equivalent
• API security and authentication
• CI/CD fundamentals
• Redis, SQL and Neo4j exposure
• AWS exposure is an advantage

Preferred Trajectory: Python Backend Engineer/Data Scientist AI Engineer, or DS/ML Engineer AI Engineer. DS/ML background is desirable but not mandatory.