Senior Software Engineer (Elixir)

Quick Facts

• Role: Senior Software Engineer (Elixir)
• Work model: Remote (US; open to candidates in specified states)

Description

You’ll build and scale intelligent, autonomous systems for a cloud-native SaaS product by developing AI-powered agents and workflows that can reason, plan, execute tasks, and interact with tools with minimal human intervention. You’ll work across the full software development lifecycle, combining Elixir and React/TypeScript development with hands-on experience in LLMs, agentic architectures, and AI-driven application development. You’ll also prototype, troubleshoot production issues, and help drive technical decisions.

Responsibilities

• Build new features in Elixir and React with TypeScript while designing and operating agentic AI systems for multi-step reasoning and tool execution
• Ship frequently to production in a CI/CD environment using agile practices
• Collaborate with engineers across teams and geographies
• Troubleshoot bugs, outages, and customer support technical issues
• Research, prototype, and contribute to technical decisions
• Participate in code reviews and continuous learning

Requirements

• Bachelor's degree in Computer Science or related field, or equivalent experience
• 5+ years experience developing Elixir or Erlang based applications (substantially in professional settings)
• Experience with autonomous or semi-autonomous agents, multi-step reasoning/planning, tool use, and stateful agents (memory/state)
• Experience with LLM orchestration frameworks such as LangChain, semantic kernels, or custom agent frameworks
• Experience integrating LLMs via APIs (e.g., OpenAI, Anthropic)
• Understanding of prompt engineering vs. system design tradeoffs
• Experience handling hallucinations, guardrails, evaluation, and observability
• Proven experience building intuitive, scalable UI/UX for SaaS products
• Familiarity with agile development and CI/CD workflows
• Experience with GraphQL for APIs
• Familiarity with GCP and PostgreSQL
• Exposure to Prometheus and Grafana
• Exposure to open-source development is a plus

Benefits

• 4-day work week
• Equity
• 100% premium coverage for medical, dental, and vision for you and your dependents
• 100% premium coverage for short-term disability, long-term disability, life, and AD&D
• Company match of the first 6% of employee deferrals
• Flexible paid time off
• Health Savings Account (HSA) and wellness incentives
• Quarterly company values award
• Equal opportunity employer