Full Stack Engineer seeking to build the Opik product for AI applications at Comet. Engaging in fast-paced development and collaboration with AI researchers and ML engineers.
Responsibilities
Build & ship features at high pace in a fast-moving AI development environment
Develop and maintain comprehensive observability tools for LLM applications and RAG systems
Create intuitive user interfaces for LLM tracing, evaluation dashboards, and production monitoring
Build robust APIs and backend services to support real-time LLM application monitoring
Collaborate with AI researchers and ML engineers to implement cutting-edge evaluation methodologies
Contribute to both frontend (React/TypeScript) and backend (Python/Java) components
Design and implement automated evaluation systems and "LLM as a Judge" capabilities
Work on integrations with popular LLM frameworks and libraries
Participate in open-source community engagement and technical documentation
Requirements
3+ years of full-stack development experience, preferably in AI/ML domains
Hands-on experience with AI-assisted coding environments, IDEs, and agent-based workflows (e.g., Cursor, Windsurf, GitHub Copilot, Codex, Claude Code, and similar platforms)
Deep understanding of different AI model capabilities, limitations, and appropriate use cases (GPT-5, Claude, Gemini, etc.)
Expertise in TypeScript, React, and modern web development practices
Strong proficiency in Python and/or Java with frameworks like Dropwizard
Knowledge of scalable database design and containerization
Experience with tracing, monitoring, and evaluation systems
Strong communication skills for working in a distributed, global team environment
Ability to work in ambiguous environments and solve complex technical challenges.
Nice to have: Experience contributing to or maintaining open-source projects.
Nice to have: Understanding of Large Language Models, RAG systems, and AI application architectures.
Benefits
Competitive salary, based on proven experience, skills and location.
Competitive benefits package.
Flexible working hours and remote/Hybrid work options.
Opportunities for professional growth and development.
A collaborative and innovative work environment.
The chance to work with cutting-edge technologies and projects.
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