Full-Stack Engineer

Remote, LATAM.Full-TimeMiddle

Salary5,000 - 9,000 USD per month

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Job Details

Experience: At least 5 years of professional software engineering experience
Required Skills: PythonSQLNext.jsReactLangChain

Have at least 5 years of professional software engineering experience.
Have end-to-end ownership experience with production software across the full stack.
Have hands-on experience taking LLM features to production, including architecture, tool-calling, retrieval, and systematic evaluation.
Have production experience with React, Next.js, Supabase, and Python.
Have experience with agent or voice tooling such as Pipecat, LangChain, LiveKit, or equivalent systems.
Have strong system design fundamentals, including streaming, concurrency, SQL, and reasoning about scale and cost.
Have experience with production observability and deployment rollouts.
Use generative AI coding tools daily and verify their output carefully.

Scope problems with customers and build solutions across the stack.
Deploy weekly and monitor production performance.
Develop voice and email negotiation agents, including speech pipelines, LLM orchestration, and deterministic safeguards for prices and terms.
Build evaluation systems with golden datasets, offline and online checks, regression and hallucination tests, and tool-call correctness checks.
Develop retrieval and matching systems using embeddings and reranking, with attention to cost and latency.
Instrument production systems and support observability and rollout strategies.

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