AI Engineer - Full stack (Conversational Systems) LATAM, Europe, North America

Role: Engineering

Rate: $85.00–$110.00 USD/hr

Skills: Artificial Intelligence

This role is open to candidates in US, Europe, Canada and LATAM

About the Role

We are building a healthcare-focused AI platform that automates patient engagement through conversational workflows (SMS and voice). At the core is an LLM-powered chatbot that operates as a multi-phase system combining structured data extraction, reasoning, message generation, and system-triggered actions. We are looking for an AI Engineer to build and scale these conversational agents in production.

Tech Stack Backend priorities ● Strong experience needed in: Node.js, Express, TypeScript, PostgreSQL, Redis ● Familiarity with these is ideal: Prisma (or other ORM experience), tRPC, HIPAA compliance

Frontend priorities ● Strong experience needed in: React, TypeScript, Redux OR Zustand OR other state management libraries ● Familiarity with these is ideal: Tailwind, AWS Cognito

DevOps priorities ● Strong experience needed in: AWS, Terraform ● Familiarity with these is ideal: Azure, HIPAA-compliant environments

AI priorities ● Strong experience with: building LLM-based features, AI chatbots, and conversational agents

● Experience with: multi-step or agentic workflows, prompt design, structured outputs

Chatbot Architecture Context ● 4-phase workflow: analysis, decisioning, message composition, system execution ● Redis and BullMQ for async job orchestration ● Vitest used for testing and evals ● Handlebars used for prompt and message templating ● Telemetry used to continuously improve system performance

What You’ll Do ● Build and improve LLM-driven conversational agents ● Design prompt strategies and decision logic ● Integrate AI with backend systems, queues, and APIs ● Handle complex edge cases across conversation flows ● Optimize performance, reliability, and cost of AI systems ● Use telemetry and testing feedback to improve outputs

What We’re Looking For ● Mid to senior level, senior preferred ● Strong experience building AI chatbots or LLM-based systems ● Strong backend engineering experience

● Ability to work independently and take ownership ● Strong English communication skills (written and verbal), required

Engagement Details ● Type: Full-time ● Duration: Long-term 6 month contract (initial) ● Location: Remote ● Collaboration: Must overlap at least 5 hours with U.S. Pacific time

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