Frontend Engineer (Los Angeles)

Senior Frontend Engineer

Capsule is building the world's most intuitive AI-powered video editing tool, designed for modern teams. We're a Series A startup led by two serial founders who have built and scaled creative platforms used by hundreds of millions of people. We're backed by top-tier investors behind Webflow, Figma, Slack, and Replit.

We've grown quickly. In less than a year, 100+ enterprise teamsincluding HubSpot, ServiceNow, and Instacartuse Capsule to create high-quality, on-brand video content at scale.

We're hiring a Senior Frontend Engineer to help us build the next generation of web-based video editing. You'll be a key contributor to our engineering culture and product direction, working closely with design and product in a zero-ego, high-ownership environment.

What You'll Do

Build beautiful, performant, responsive web UIs using React and Next.js

Translate designs into high-quality codeadding the nuance that turns good into great

Collaborate with design and product to shape new features from concept to launch Implement and maintain our design system and component library

Own integrations with internal and 3rd-party APIs

Identify and eliminate technical debt, simplify architecture, and improve performance

Champion quality through testing, code reviews, documentation, and best practices

Explore new technologies through rapid prototyping and R&D

Contribute to a high-velocity, collaborative engineering culture

Stay up-to-date with AI coding tools to gain leverage and velocity

What We're Looking For

4+ years of professional frontend experience (React, Next.js, or similar frameworks)

A strong sense of product and designyour work should feel as good as it looks Experience building production apps from scratch

Solid knowledge of modern frontend architectures and web video technologies

Proficiency with Figma and collaborating closely with design

Strong communicator with high emotional intelligence

Entrepreneurial mindset with a bias toward action

Bonus points for :

API development with Node.js

WebAssembly and / or WebGL

AI Engineering

Familiarity with CI / CD and APM tools

Perks & Benefits

Salary between 100k-170k USD +equity

Comprehensive health coverage (medical, dental, vision)

Generous PTO

A diverse, mission-driven team with big ambitions and low ego