Senior AI/ML Engineer— Production-Grade LLM Systems Lead

Velir; Boston (MA); On-site; USD 150,000 - 180,000; Full time

Job summary

Velir, a remote-first tech agency, seeks a Senior AI/ML Engineer to design and deploy production-grade AI/ML systems for client-facing and internal products.

The role emphasizes leadership, mentorship, and collaboration across data engineering, analytics, and AI/ML teams, with a focus on end-to-end ML lifecycle, MLOps, and responsible AI practices. Opportunities for impact across Fortune 500 and non-profit clients.

Qualifications

• 5-7 years of experience in ML engineering or related field with production deployment experience.
• Strong programming skills in Python and SQL; experience with PyTorch and HuggingFace.
• Experience building LLM applications, including RAG, embeddings, and vector search.
• Experience with cloud platforms (AWS or Azure; e.g., SageMaker, Bedrock, Azure ML).
• Proficiency in ML fundamentals: data design, training, evaluation, and experimentation.

Responsibilities

• Lead the design and implementation of scalable ML systems, including supervised, unsupervised, and LLM-based solutions.
• Translate research and prototypes into production-ready systems.
• Partner with stakeholders to identify high-impact AI/ML opportunities and define optimal technical approaches.
• Provide technical mentorship and contribute to team upskilling.
• Build and operate LLM pipelines, including prompt design, fine-tuning, and evaluation.
• Develop RAG-based systems using embeddings, vector stores, and retrieval strategies.
• Design evaluation frameworks, feedback loops, and datasets to improve model performance.
• Create reusable tooling to accelerate experimentation, deployment, and monitoring.
• Own end-to-end ML lifecycle: data pipelines, training, deployment, monitoring, and iteration.
• Establish best practices for reproducibility, observability, CI/CD, and model versioning.
• Promote responsible AI practices, governance, fairness, and transparency.
• Lead cross-functional initiatives across data engineering, analytics, and AI/ML.
• Translate complex ML concepts into clear recommendations for technical and non-technical audiences.
• Collaborate with clients and internal teams to plan and deliver AI/ML solutions.
• Contribute documentation, frameworks, and shared best practices.
• Scope and lead complex AI/ML initiatives aligned to business outcomes.
• Align stakeholders and drive execution across teams.
• Establish clear success metrics and ensure delivery of high-impact solutions.

Skills

Python

SQL

Communication skills

Mentoring engineers

Team leadership

MLOps practices

CI/CD

Data handling

Tools

PyTorch

HuggingFace

AWS

Azure

Snowflake

Databricks

Job description

Velir, a remote-first tech agency, seeks a Senior AI/ML Engineer to design and deploy production-grade AI/ML systems for client-facing and internal products.

The role emphasizes leadership, mentorship, and collaboration across data engineering, analytics, and AI/ML teams, with a focus on end-to-end ML lifecycle, MLOps, and responsible AI practices. Opportunities for impact across Fortune 500 and non-profit clients.