
Senior Full Stack Engineer β Enterprise AI, Automation
Posted 6 hours ago

Posted 6 hours ago
This is a fully remote position, open to applicants in Panama.
β’ Design and implement comprehensive product features for a context-aware AI agent ecosystem.
β’ Develop robust REST/GraphQL APIs, efficient PostgreSQL data models, and reliable asynchronous background job processing systems.
β’ Create responsive React frontends that integrate seamlessly with TypeScript backend services.
β’ Execute, assess, and enhance LLM agent workflows, encompassing prompt engineering, tool integration, retrieval architectures, and runtime execution.
β’ Ensure production reliability, observability, strict adherence to data privacy standards, and effective management of edge cases across intricate, non-deterministic user flows.
β’ Significant professional experience with modern TypeScript, React, REST/GraphQL APIs, and relational database design utilizing PostgreSQL.
β’ Demonstrated ability to build asynchronous background jobs and distributed queue systems.
β’ Experience in debugging production-level systems.
β’ Practical experience or extensive technical knowledge in LLM/agent runtime architectures, tool invocation, prompt engineering, and retrieval systems (RAG).
β’ Proven track record in translating vague product requirements and user behaviors into clear system designs and refined end-user interfaces.
β’ Strong dedication to system correctness, data security/privacy compliance, system observability, and edge-case management.
β’ Preferred: experience in fast-paced startup environments, LLM evaluations/fine-tuning, or work involving multi-channel conversational tools, persistent memory, or agentic workflow platforms.
β’ Must have a laptop and a reliable internet connection.
β’ Highly competitive compensation in USD.
β’ Paid time off.
β’ 100% remote work.
β’ Autonomy in work and flexible time management.
β’ Opportunities to collaborate with leading American companies on innovative, high-impact projects.
β’ Engagement activities and support for work-life balance.
β’ Collaboration within a diverse global network spanning over 25 countries.
β’ Partnership with experienced senior professionals.
Prothera
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