Lead AI Engineer (LLM & Agents)

New

Trust WalletCryptocurrency wallet

Remote - Global; This is a global and fully remote role.Full-TimeLead

Salary not disclosed

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Job Details

Experience: Preferably 1 year of experience in a crypto, DeFi, or Web3 company.
Required Skills: Regression testingRESTful APIs

Have built LLM or Agent features used by 10,000+ active users and maintained and improved them after launch.
Have strong backend engineering fundamentals and be comfortable owning production code, APIs, data flows, and incident troubleshooting.
Have built evaluation sets, regression suites, and production monitoring.
Be able to explain how you confirmed an improvement was real rather than random fluctuation.
Make decisions, surface risks early, and verify features in production before considering them done.
Preferably have 1 year of experience in a crypto, DeFi, or Web3 company; wallet, exchange, L1/L2 protocol, or DeFi platform experience is strongly preferred.

Build and own AI backend and Agent workflows.
Design, build, and maintain multi-turn conversation systems covering context management, tool calling, knowledge retrieval (RAG), state management, and human handoff.
Define success criteria with Product, Design, and QA leads.
Turn production failures into evaluation samples and regression tests, and measure the impact and side effects of changes.
Diagnose failures across model judgment, knowledge gaps, tool responses, backend stability, and conflicting rules.
Handle timeouts, retries, graceful degradation, async jobs, and third-party dependency failures.
Ensure issues are traceable through logs, changes are versioned, and failures have recovery paths.
Shape product and technical decisions by assessing feasibility, cost, risk, and alternatives.
Track real-world impact after launch and provide documentation and handover materials.

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