Frontend Engineer
capsule · Los Angeles ·
- Work mode
- Hybrid
- Seniority
- Senior
- Category
- Frontend
- Experience
- 4+ years
capsule · Los Angeles ·
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 teams—including HubSpot, ServiceNow, and Instacart—use 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.
Build beautiful, performant, responsive web UIs using React and Next.js
Translate designs into high-quality code—adding 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
4+ years of professional frontend experience (React, Next.js, or similar frameworks)
A strong sense of product and design—your 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
WebAssembly and/or WebGL
AI Engineering
Familiarity with CI/CD and APM tools
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