Technical Lead (Chennai)

Technical Lead (Chennai)

Photon , a global leader in AI and digital solutions, helps clients accelerate AI adoption and embrace Digital Hyper-expansion® to ‘make tomorrow happen today’. We work with 40% of the Fortune 100, enabling them to stay agile and future-ready in an era of converging digital and AI boundaries. Powering billions of touchpoints a day, Photon combines AI management, digital innovation, product design thinking, and engineering excellence to drive lasting transformation for F500 clients. We employ several thousand people across dozens of countries.

Job Title: Technical Lead (Python + Gen AI)
Company: Photon Interactive
Location: Chennai (Work from office) - No remote / Hybrid
Experience: 8+ years
Employment Type: Full time

Job Summary:
We are looking for a talented Generative AI Developer with strong Python expertise to join our team. The ideal candidate will have hands-on experience in building and deploying AI/ML models, especially in the field of Generative AI (e.g., LLMs, Diffusion Models, Transformers). You’ll work closely with data scientists, product managers, and engineering teams to integrate intelligent, generative capabilities into real-world applications.





Key Responsibilities:
Design, develop, and deploy Generative AI models (e.g., LLMs, GPT, diffusion models, VAEs).
Fine-tune pre-trained models using Hugging Face, OpenAI, or other frameworks.
Build data pipelines and APIs to support training and inference.
Integrate AI functionality into production systems and applications.
Evaluate and improve model performance, latency, and reliability.
Stay current with the latest GenAI research and rapidly evolving ecosystem.
Collaborate with cross-functional teams to understand business requirements and deliver AI-powered solutions.

Must-Have Skills:
Strong Python programming experience (8+ years).
Experience with Generative AI frameworks such as Hugging Face Transformers,OpenAI API, or LLamaIndex.
Mandatory worked in LangChain OR LangGraph, Langwatch
Experience with LLM fine-tuning prompt engineering, embeddings, or vector databases.
Understanding of NLP concepts: tokenization, embeddings, attention mechanisms.
Working knowledge of REST APIs, Docker, and cloud services (AWS/GCP/Azure).

📌 Technical Lead (Chennai)
🏢 Photon
📍 Chennai