Senior Data Scientist - ML, Python
India
Job Description
Senior Data Scientist - ML, Python
Noida, Uttar Pradesh

Job Summary

Senior Python Backend Engineer with strong expertise in Agentic AI systems and Generative AI (GenAI) . The candidate will have hands-on experience in designing and building scalable backend systems, developing autonomous AI agents, and working with Google Cloud Platform (GCP) and Gemini models.
Candidates will play a key role in architecting intelligent systems, building agent-based workflows, and ensuring robust evaluation frameworks for AI-driven applications

Key Responsibilities

Design, develop, and maintain scalable backend systems using Python.
œ Build and deploy AI agents / autonomous agents, including orchestration, tool integration, and workflow design.
œ Work with Gemini (Google GenAI models) and other GCP AI services to develop intelligent applications.
œ Develop and implement agent evaluation frameworks, including performance benchmarking, accuracy validation, and continuous improvement.
œ Collaborate with cross-functional teams (Product, Data Science, DevOps) to deliver end-to-end AI solutions.
œ Optimize system performance, scalability, and reliability in cloud environments.
œ Ensure adherence to best practices in code quality, security, and cloud architecture.
œ Troubleshoot and resolve production issues in distributed systems.

Skill Requirements

5+ years of experience in Python backend development (FastAPI, Flask, Django, etc.).
œ Strong experience in Agent development / Agentic AI frameworks (Google ADK, Langchain, etc.) .
œ Hands-on experience with Google Cloud Platform (GCP), including Vertex AI, Vertex Agent engine, AI/ML, etc.
œ Experience working with Gemini (Google Generative AI models).
œ Strong understanding of agent evaluation techniques (prompt evaluation, model benchmarking, RLHF concepts, etc.).
œ Good understanding of REST APIs, microservices, and distributed systems.
œ Familiarity with CI/CD pipelines, Docker, and Kubernetes.

Other Requirements

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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 226,300 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2025 totaled $14.5 billion.

23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.