Senior Software Engineer, AI

The role

You will design, build, and ship full-stack features for Alfie, a conversational AI assistant. This involves owning the data models, APIs, and user interfaces for LLM-based and agentic products.

What you will do

• Design, build, and ship full-stack features for Alfie.
• Build and operate backend services in TypeScript or Python, Postgres, and AWS on Kubernetes.
• Build the frontend in React/TypeScript, including conversational and streaming interfaces.
• Apply experience with LLM-based and agentic systems like prompt design and tool calling.
• Design recovery paths and human-in-the-loop handoffs for when AI fails.
• Prototype and propose new interaction patterns.
• Build observability and evaluation into AI systems.
• Troubleshoot issues end to end in production.
• Lead by example with clean, well-tested code and mentor junior engineers.
• Collaborate with product managers, designers, and other engineers.

Required qualifications

• 7+ years of professional software engineering experience, full-stack.
• Proficient in TypeScript or Python.
• Strong experience building database-backed services on Postgres or a similar relational database.
• Strong command of modern frontend (React/TypeScript).
• 1+ years of hands-on experience building LLM-powered or agentic products.
• Experience shipping a conversational AI interface that real end users interact with.
• Solid understanding of LLM design patterns, prompt engineering, and observability/instrumentation for agentic systems.
• Experience building and deploying services in a containerized, Kubernetes-based environment or comparable orchestration.
• Comfort with AWS.
• Solid CS fundamentals and system design instincts.
• A track record of building products beyond standard CRUD apps and dashboards.
• A lean mindset.

Benefits

• Flexible Time Off
• Parental Leave
• Health and Dental Insurance
• Retirement Savings + Employee Incentive Plan

About the company

Pebl uses an AI-powered Global Work Platform to help companies hire, pay, and manage employees in over 185 countries. The company focuses on removing risk and red tape from global growth.