Lead the evolution of frontend systems at a high-growth AI startup. You will build the foundational abstractions, design systems, and developer tooling that empower engineering teams to deliver world-class AI agent experiences. This role focuses on internal developer experience, code quality, and scalable architecture rather than end-user product features.
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Learn about Jack
Staff Frontend Infrastructure Engineer at Giga
As a Staff Frontend Infrastructure Engineer in San Francisco, you'll define the architectural foundations and developer tooling for a team building real-time AI agents. Your work will directly impact how engineers build at a company aiming to become the go-to AI platform for all enterprise automation. If you're passionate about design systems, DX, and building robust frontend abstractions at scale, this on-site role in the Dogpatch neighborhood offers a unique opportunity to shape a generational company's technical core.
About this role
Role overview
About the company
Software
Giga is an AI company that provides advanced AI agents for enterprises, designed to manage complex workflows, handle millions of customer interactions with high accuracy and human-like empathy, deploy rapidly, and deliver scalable customer support solutions that understand emotions, resolve issues in real-time, and support chat, voice, and multi-modal interactions.
What you'll do
What you will do
- Architect and maintain a sophisticated design system and component library with clean APIs and comprehensive documentation for internal use.
- Develop custom CLIs, build tools, and CI/CD pipelines to drastically accelerate frontend development cycles and catch errors early.
- Define and enforce standards for state management, data fetching, and type safety across the entire TypeScript and React codebase.
Who you are
Who this is a fit for
- Offers 5+ years of professional frontend experience with a proven track record in platform, infrastructure, or design systems teams.
- Possesses expert-level proficiency in TypeScript and React, with a deep understanding of component composition and library architecture.
- Balances technical perfectionism with pragmatic delivery, focusing on creating intuitive abstractions that make other engineers more productive every day.
Why this role
Why this role is remarkable
- Join a $61M Series A startup backed by top-tier investors and already serving massive enterprise customers like DoorDash.
- Work at the cutting edge of voice AI technology, building the infrastructure that supports real-time, emotionally intelligent AI agents.
- Gain high-impact autonomy as a staff-level individual contributor, directly shaping the technical standards and developer culture of an emerging leader.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Meet Jack
Jack gets to know what you're great at and what you want next, then searches 15 million jobs daily and helps you discover roles at companies like this.
How does this work?
Jack’s an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack’s network.
If it’s a match and the company wants to meet you, they’ll make the intro. In the meantime, if you’d like, Jack will send you excellent alternatives.