Remote, /, United States

Cognizant is hiring an AI/ML Engineer

Cognizant is looking for an AI/ML Engineer to design, develop, and productionize Generative AI solutions. You will use Python as the primary language and take end-to-end ownership from prototyping to building scalable, secure, and observable AI services for customer-facing products.

What You'll Do

  • Design and implement production-grade Generative AI features using Large Language Models, embedding models, and multimodal architectures.
  • Build and optimize Retrieval-Augmented Generation pipelines, vector databases, and prompt engineering workflows.
  • Develop Python backend services and orchestration layers for AI agents and multi-step workflows.
  • Fine-tune and align open-source LLMs using frameworks such as Hugging Face Transformers, PEFT, TRL, Unsloth, and Axolotl.
  • Integrate GenAI capabilities into existing products like chatbots, co-pilots, content generation, code assistants, and image/video generation.

What We're Looking For

  • 3 to 6 years of hands-on experience as a Python Generative AI Engineer.

Technical Stack

  • Python
  • Large Language Models (Llama, Mistral, Claude, GPT series)
  • Diffusion models (Stable Diffusion)
  • RAG pipelines
  • Vector databases (Pinecone, Weaviate, Qdrant, Chroma, PGVector)
  • FastAPI, Flask, Django
  • Hugging Face Transformers, PEFT, TRL, Unsloth, Axolotl

Team & Environment

You will be part of the AI Products team.

Cognizant is an equal opportunity employer.

Required Skills
PythonLarge Language ModelsLlamaMistralClaudeGPTDiffusion modelsStable DiffusionRAG pipelinesVector databasesPineconeWeaviateFastAPIHugging Face TransformersPEFT PythonLarge Language ModelsLlamaMistralClaudeGPTDiffusion modelsStable DiffusionRAG pipelinesVector databasesPineconeWeaviateFastAPIHugging Face TransformersPEFT
Freelancing without stability?

Get steady projects, keep your freedom

Iglu connects you with international clients and handles contracts, payments, and admin. You get consistent work and flexibility — no more chasing invoices or worrying about gaps.

Consistent client projects
Contract & payment management
Flexible work schedule
Revenue-sharing compensation
See open positions
Work from anywhere
About company
Cognizant
Cognizant is a global technology and professional services leader, empowering clients to reimagine processes, innovate and transform in a rapidly evolving digital landscape. In the UK, we work with major public sector bodies to deliver secure, scalable, citizen-centred digital services that make a real impact.
All jobs at Cognizant Visit website
Job Details
Department Software Development
Category data
Posted 2 months ago