Frontend Engineer

Department: Engineering

Location: Los Angeles

Employment Type: FullTime

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, , 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.

What You’ll Do

• 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
  

What We’re Looking For

• 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 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