SR Gen AI developer

We are seeking an AI Developer to design, build, and productionize end-to-end AI solutions across LLMs, RAG pipelines, model fine-tuning, and cloud deployments.

This role will work closely with product, engineering, and data teams to build scalable AI features that are reliable, performant, and secure in production environments.

Responsibilities

• Design and implement end-to-end AI features, including RAG systems, agent workflows, embeddings pipelines, and fine-tuned LLM applications.

• Build and maintain data ingestion, chunking, embedding, retrieval, and prompt orchestration pipelines.

• Fine-tune and evaluate open-source and proprietary LLMs using techniques such as LoRA, QLoRA, PEFT, and supervised fine-tuning.

• Deploy and serve custom LLMs in Azure environments using Azure Machine Learning, AKS, Container Apps, or related services.

• Optimize inference performance using quantization, batching, model parallelism, and GPU-aware serving strategies.

• Work with model formats such as Safetensors, GGUF, ONNX, and TensorRT for efficient loading, portability, and deployment.

• Build scalable APIs and services for LLM inference, streaming responses, and model orchestration.

• Implement model monitoring, logging, evaluation, prompt testing, and feedback loops.

• Collaborate with product managers and stakeholders to translate business requirements into AI capabilities.

• Explain technical trade-offs clearly to non-technical audiences, including model size, quantization, latency, cost, and accuracy.

AI Skills

All contractor resources are expected to demonstrate baseline proficiency in enterprise-approved AI tools as part of their day-to-day responsibilities. This includes, but is not limited to:

• Consistent Use: Maintain a minimum of 90% weekly usage of AI tools such as GitHub Copilot, Microsoft 365 Copilot, and other GenAI platforms approved by the enterprise.

• Applied Productivity: Leverage AI tools to enhance coding, documentation, data analysis, and decision-making workflows.

• Continuous Learning: Stay current with evolving AI capabilities and features, and apply them to improve delivery quality and velocity.

Our strength is built on our ability to work together. Our diverse backgrounds offer different perspectives and new ways of thinking. It encourages lively discussions, creativity, productivity, and helps us build better solutions for our clients. We want someone who thrives in this setting and is inspired to craft meaningful solutions through true collaboration.

If you are content with ambiguity, excited by change, and excel through autonomy, we’d love to hear from you!

The annual salary for this position is between $120,000 - $135,000 depending on experience and other qualifications of the successful candidate.

This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.

Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

• Medical/Dental/Vision/Life Insurance

• Paid holidays plus Paid Time Off

• 401(k) plan and contributions

Cognizant (NASDAQ: CTSH) is a leading provider of information technology, consulting, and business process outsourcing services, dedicated to helping the world’s leading companies build stronger businesses. Headquartered in Teaneck, New Jersey (U.S.). Cognizant is a member of the NASDAQ-100, the S&P 500, the Forbes Global 1000, and the Fortune 500 and we are among the top performing and fastest growing companies in the world.