Lead Front-End Engineer (UI/UX)

Bolt.new

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Location: Worldwide
Job Type: full-time
Salary: Unknown
Posted: March 25, 2026

Job Description

🚀 About Us

We’re Bolt.new by StackBlitz!

We’re the team behind WebContainers, the groundbreaking technology that made it possible to run Node.js right in your browser. No installs, no setup, just instant dev environments. That innovation kickstarted our journey in 2019 and powers the blazing-fast online IDE used by over a million developers every month.

But we didn’t stop there.

We took everything we learned from building WebContainers and used it to create Bolt.new. The fastest way to go from idea to production without writing traditional code. Think of it as the Canva or Figma for full-stack applications: a next-gen, AI-powered builder that lets you create, edit, and deploy web and mobile apps instantly, right in your browser.

WebContainers make it possible. Bolt.new brings it to life. Together, they reimagine what it means to build software lowering the barrier to entry, speeding up workflows, and unlocking creativity for the next generation of builders.

We’re a globally distributed, fully remote team of passionate engineers, designers, and creatives building the future of software development. If you love shipping fast, solving real problems, and pushing the boundaries of what’s possible we’d love to meet you.

✨ About This Opportunity

A hands-on technical leader who balances coding with leadership. You'll own frontend architecture, code quality, and team growth - spending significant time writing code while developing engineers and coordinating across teams.

🛠️ How You'll Contribute

Technical Leadership

Own UI architecture: component patterns, state management, performance, and frontend infrastructure
Write code regularly on complex features, migrations, and architectural improvements
Review all UI PRs and maintain quality standards across the domain
Drive technical initiatives and manage technical debt strategically
Coordinate with other Team Leads on cross-domain architectural decisions

Team Development

Conduct performance reviews and own career development for UI team members
Hold regular 1:1s to support growth, remove blockers, and provide feedback
Make hiring decisions and address performance issues proactively
Build a high-performing, autonomous team culture

Coordination

Assign team members across features based on skills, capacity, and priorities
Participate in coordination meetings with other Team Leads
Regular 1:1s with Head of Engineering to align on priorities and resources
Run weekly UI team meetings for knowledge sharing

AI-Native Development

Champion AI coding tools and model effective usage
Build AI-powered UI features and agent interaction patterns
Dogfood Bolt.new daily and drive product improvements

💡 Qualifications

Technical

10+ years frontend development, 3+ years leadership
Expert in React, TypeScript, and modern frontend architecture
Strong HTML, CSS (Tailwind), performance optimization
Experience with design systems, state management, and complex UI flows
Track record of architectural decisions balancing speed and maintainability
Daily user of AI coding assistants (Cursor, Copilot, Claude)
Experience building AI-integrated applications and interfaces

Leadership

Performance reviews, career development, and difficult conversations
Growing engineers to senior/staff+ levels
Hiring frontend engineers
Building remote team culture
Coaching mindset with balance of individual and business needs

Skills

Strong UX sensibilities and eye for detail (spacing, typography, animations)
Experience with Figma/Sketch and translating designs to pixel-perfect interfaces
Excellent communication with technical and non-technical stakeholders
Pragmatic mindset: ship MVPs, bias toward action, match quality to business need
Business thinking: tie technical work to clear outcomes
Collaborative: knowledge sharing and unblocking others is core work

🎯 Bonus Points

Web Workers, Web Components, Remix, browser dev environments
Developer tooling or design tools experience
Design engineering background
Open-source contributions to UI libraries
WebAssembly or advanced browser APIs

📌 A Few Notes

You do not need a college degree to apply
You do not need to be located in the U.S. — we’re remote-friendly
You do not need to meet every qualification listed above

🎯 Who is this job for?

This role is ideal for a Senior/Staff Frontend Engineer transitioning into Lead with 10+ years of experience and strong expertise in React, TypeScript, UI architecture, and design systems, who wants to combine hands-on coding with team leadership. It suits someone experienced in mentoring engineers, making architectural decisions, and building scalable, high-quality UI while also driving adoption of AI-assisted development and AI-powered product features. You should be comfortable owning frontend strategy end-to-end, balancing speed and quality in a fast-moving startup, and leading a distributed team while still actively contributing to complex technical work.

💬 Potential Interview Questions

How would you design a scalable frontend architecture for a complex product like an AI-powered builder?
I would define clear architectural layers for UI, state, and data, supported by a strong design system and reusable components. The focus is on scalability, performance, and enabling teams to move quickly without breaking consistency.
How do you balance speed of delivery with long-term maintainability in a startup environment?
I prioritize shipping MVPs quickly while establishing guardrails like coding standards and modular architecture. I continuously refactor critical areas to prevent technical debt from slowing the team down.
How do you lead and maintain code quality across a frontend team?
I enforce high standards through code reviews, shared guidelines, and mentoring. I also lead by example, contributing to complex features and architectural improvements.
How do you approach building and maintaining a design system?
I focus on reusable, well-documented components with consistent APIs and strong accessibility support. The goal is to enable fast development while maintaining visual and UX consistency.
How do you structure state management in large React applications?
I separate server state from client state and keep global state minimal and predictable. Choosing the right tools depends on complexity, but clarity and maintainability are always priorities.
How do you mentor engineers and grow a high-performing frontend team?
I provide regular feedback, support career growth through 1:1s, and encourage ownership of projects. Creating a culture of trust, learning, and accountability is key.
How do you integrate AI tools into the frontend development workflow?
I use AI tools to accelerate development, improve code quality, and assist with debugging and testing. I also guide the team on best practices to ensure these tools are used effectively.
How do you design user experiences for complex AI-driven products?
I focus on simplifying workflows, providing clear feedback, and making interactions intuitive. Iteration based on user feedback is essential to refine complex features.
How do you collaborate across teams (backend, design, product) on large initiatives?
I align early on goals and constraints, communicate trade-offs clearly, and ensure continuous feedback loops. Collaboration helps deliver cohesive and high-quality features.
How do you handle ambiguity and make technical decisions as a frontend lead?
I gather context quickly, evaluate trade-offs, and make pragmatic decisions aligned with business goals. I iterate based on feedback and adjust as new information becomes available.

📋 Job Summary

StackBlitz (Bolt.new), creators of WebContainers and a cutting-edge AI-powered app builder, are hiring a Lead Front-End Engineer (UI/UX) to drive frontend architecture and lead a high-performing remote team. You’ll design scalable UI systems and ship complex features using React, TypeScript, Tailwind, and modern frontend architectures, while mentoring engineers and shaping technical strategy. This is a fully remote role with a competitive salary and strong growth opportunities in a fast-moving, AI-native environment. Join a pioneering team redefining how software is built, where you’ll combine hands-on coding with leadership to influence the future of developer tools.