AI Product Engineer, Elixir

• Translate customer or market needs and high-level ideas into product decisions, clear specifications, acceptance criteria, and achievable weekly delivery goals
• Own architecture and implementation of Elixir-based applications, including integrations, APIs, data models, scalability, performance, security, and maintainability
• Set up and operate autonomous coding-agent workflows, including task planning, parallel agents, context and state preservation, recovery of failed or interrupted work, and execution cost and limit management
• Build a dependable delivery loop from specification/PRD to tracked issues, agent implementation, automated tests, CI, independent QA/security review, pull requests, controlled merges, and releases
• Challenge agent output, diagnose difficult problems, validate behavior end-to-end, prevent regressions, and write code directly when appropriate
• Communicate daily and proactively with clients and the team, surface risks, propose trade-offs and solutions, demonstrate working increments, and maintain visible progress
• Continuously improve the agent harness, development standards, observability, and quality gates
• Deliver working, verified software at the end of each sprint
• Ensure agents make progress on prepared work between reviews
• Deliver quickly while maintaining quality and security

• 4+ years of professional software development experience delivering and maintaining production applications
• Strong debugging, architecture, and software-design fundamentals
• 2+ years of hands-on Elixir development experience on real applications
• Ability to reason confidently about Elixir code and its runtime
• Experience with Phoenix, OTP, and Ecto highly relevant
• Demonstrable experience shipping meaningful development work using AI coding agents such as Claude Code, Codex, or comparable CLI-based tools
• Ability to operate multi-step agent workflows with testing, review, retries, and human approval gates
• Ownership of the correctness and security of shipped results
• Strong full-stack or backend engineering skills, including APIs, databases, Git, automated testing, CI/CD, and cloud-hosted production systems
• Product mindset and independent judgment
• Excellent written and spoken English
• B2+ or above English proficiency required for daily written and spoken client and team communication
• Proactive client communication
• Ability to work remotely with own equipment during 9 AM–5 PM Eastern Time
• Additional desired: existing autonomous software factory or agent harness
• Additional desired: experience with AWS, JavaScript/TypeScript or Node.js, modern DevOps and observability practices
• Additional desired: experience designing developer-first integrations, SDKs, CLIs, MCP tools, or plugin-based platforms
• Production mobile application experience is a plus

• 9 paid holidays
• 10 days of PTO
• Remote work
• Full-time schedule aligned with Eastern or Central Time business hours
• Monthly payments in US dollars