Senior Staff Software Engineer - UI Architect

The role

You will spearhead the development of AI-first product experiences and lead the adoption of agent-driven UI. You will own the architectural vision for scalable UI systems and the design system using ReactJS, TypeScript, Postgres, and AWS.

What you will do

• Spearhead the development of AI-first, user-facing product experiences.
• Lead adoption of Google's A2UI spec and define the renderer strategy.
• Define and drive the architecture for front-end systems.
• Own and evolve the design system and shared component library.
• Champion an AI-first engineering culture using LLM harnesses.
• Partner with AI, backend, product, and design teams.
• Evaluate and recommend tools, libraries, and frameworks.
• Supervise and review the team's work for alignment with architecture and standards.
• Conduct technical reviews and mentor engineers.
• Identify technical debt and architectural improvements.

Required qualifications

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• 10+ years of professional software development experience.
• Deep, hands-on expertise in ReactJS, TypeScript, and modern front-end engineering.
• Proven track record of setting and driving front-end architectural vision.
• Demonstrated experience building, scaling, or serving as a primary owner/contributor to a design system or shared component library.
• Hands-on experience designing and building AI-first, user-facing product experiences.
• Hands-on experience using LLM-powered coding agents such as Claude Code, Codex, and other AI coding assistants.
• Lean mindset with a bias for delivering customer value.
• Solid knowledge of performance optimization, accessibility standards, and responsive design.
• Demonstrated ability to lead technical discussions and make architectural decisions.

Nice to have

• Familiarity with agent-driven and generative-UI approaches such as Google's A2UI, A2A, or AG-UI.
• Solid understanding of backend technologies such as Postgres and AWS (Lambda, API Gateway, DynamoDB, etc.).
• Experience with serverless architectures.
• Experience with growth-focused engineering projects.

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 185+ countries. The company focuses on removing risk and red tape from global growth.