Senior Software Engineer, Weave - Weights & Biases

About the role

Weave is CoreWeave’s observability, evaluation, and monitoring platform for AI agents and GenAI applications. Our customers rely on Weave to build the auto-improving loop for their AI agents: including production tracing, offline evaluations, online monitoring and alerting.

Responsibilities

• Design and ship core functionality for Weave.
• Work closely with cutting-edge AI builders to develop the next generation of tools that help teams understand, evaluate, and iterate on their AI agents.
• Implement robust and ergonomic APIs.
• Build integrations with popular agent harnesses and SDKs such as Claude Code, Codex, pi.dev, OpenAI Agents SDK, etc.
• Scale and improve backend performance to support low-latency, high-volume production use cases.
• Build polished and intuitive features such online LLM judges, playgrounds, evaluations, labeling, and tracing UX.
• Partner directly with users to understand workflows, gather feedback, and rapidly iterate on solutions.

Requirements

• Bachelor’s degree in Computer Science or related field.
• 8+ years of experience in Software Engineering.
• Deep knowledge of Python and/or TypeScript.
• Experience (personal or professional) in building AI agents.
• Ability to operate effectively amid ambiguity and adapt rapidly to a changing environment.
• Previous startup experience is a plus.

Preferred Experience

• Managing large-scale online production services or OLAP databases.

Qualifications

• Bachelor’s degree in Computer Science or related field.
• 8+ years of experience in Software Engineering.
• Deep knowledge of Python and/or TypeScript.
• Experience (personal or professional) in building AI agents.
• Ability to operate effectively amid ambiguity and adapt rapidly to a changing environment.
• Previous startup experience is a plus.

Skills

• Strong programming skills in Python and/or TypeScript.
• Experience with distributed systems and backend services.
• Knowledge of AI lifecycle, including experiment tracking, model deployment, and observability.
• Experience with user interface design and development.
• Ability to work in a fast-paced, dynamic environment.

Benefits

• The base salary range for this role is $165,000 to $220,000.
• A comprehensive benefits program including medical, dental, and vision insurance, company-paid life insurance, short and long-term disability insurance, flexible spending account, health savings account, tuition reimbursement, mental wellness benefits, employee stock purchase program, paid parental leave, and flexible PTO.

Pay

The starting salary will be determined based on job-related knowledge, skills, experience, and market location. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).

Schedule

Not specified.