Senior AI Engineer - LLM & Production ML

Confidential - USA; United States; Hybrid; USD 135,000 - 175,000; Full time

Job summary

Confidential - USA seeks a Senior AI Developer to design, build, and deploy AI/ML solutions that accelerate our transformation agenda. You will deliver production-grade AI features, automation workflows, and data-driven applications within the AI & Transformation team.

You will collaborate with product, data, and business teams, write clean Python code, and uphold engineering standards while contributing to responsible AI practices across the organization.

Qualifications

• Bachelor's degree preferred but not required.
• 4+ years of software development experience, with at least 2 years focused on applied AI/ML engineering.
• Strong proficiency in Python and ML libraries (Scikit-learn, PyTorch, TensorFlow, or HuggingFace Transformers).
• Hands-on experience with LLM APIs (OpenAI, Azure OpenAI, Anthropic, or similar) and prompt engineering techniques.
• Experience building RAG pipelines, vector search integrations (Pinecone, pgvector, Weaviate), or AI agent frameworks (LangChain, LlamaIndex).
• Familiarity with cloud AI/ML services on Azure, AWS, or GCP (Azure ML, SageMaker, Vertex AI).
• Working knowledge of RESTful API development, containerization (Docker), and CI/CD pipelines.
• Solid understanding of data fundamentals including SQL, data wrangling, and feature engineering.
• Experience in HR technology, PEO, or regulated industries is a plus.
• Relevant certifications (AWS ML, Azure AI Engineer, Google ML Engineer) are a plus.

Responsibilities

• Design, develop, test, and deploy AI/ML models and applications including NLP pipelines, predictive models, recommendation engines, and intelligent automation workflows.
• Build and integrate LLM-powered features using APIs and implement retrieval-augmented generation (RAG) patterns and AI agent workflows.
• Develop and maintain data pipelines that support model training, fine-tuning, evaluation, and real-time or batch inference.
• Integrate AI solutions into existing enterprise platforms and APIs, ensuring reliable, secure, and performant deployment.
• Write well-structured, tested, and documented code in Python; participate in peer code reviews and contribute to engineering standards.
• Collaborate with business analysts to translate requirements into AI use cases; participate in Agile sprint ceremonies.
• Monitor deployed models and pipelines in production; diagnose performance issues and implement improvements.
• Conduct research and rapid prototyping to evaluate new AI frameworks, tools, and techniques for business applicability.
• Support documentation of AI solution designs, data flows, API contracts, and operational runbooks.
• Contribute to responsible AI culture by following guidelines around model fairness, data privacy, and explainability.

Skills

Python

LLM APIs

NLP / ML engineering

Prompt engineering

RAG pipelines

Vector search

RESTful APIs

Docker / CI/CD

Education

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

Tools

OpenAI API

Azure OpenAI

Anthropic API

Pinecone

Weaviate

LangChain

LlamaIndex

Docker

Azure ML / SageMaker / Vertex AI

Job description

Confidential - USA seeks a Senior AI Developer to design, build, and deploy AI/ML solutions that accelerate our transformation agenda. You will deliver production-grade AI features, automation workflows, and data-driven applications within the AI & Transformation team.

You will collaborate with product, data, and business teams, write clean Python code, and uphold engineering standards while contributing to responsible AI practices across the organization.