Design Engineer

King River Capital Group; Foster City (CA); On-site; USD 120,000 - 150,000; Full time

Benefits offered by this job

Flexible Work Hours

Competitive Salary & Equity

Home Office Set‑Up Stipend

Health, Dental, Vision and Life Insurance

Short Term and Long Term Disability

Monthly Expenses Stipend

Paid Parental, Medical, Caregiver Leave

Flexible Time Off (FTO) + Holidays

Quarterly Team Gatherings

Job summary

A software development platform is seeking a skilled Design Engineer to bridge design and engineering. This role involves architecting UI components, implementing a design system, and collaborating closely with product designers. A strong front-end development background, particularly with HTML, CSS, and JavaScript/TypeScript, is essential. This full-time position is based in Foster City, CA, and requires in-office presence on specified days. Competitive benefits including flexible work hours and health insurance are offered.

Qualifications

• 8+ years of experience in front‑end development with a strong design sensibility.
• Expert knowledge of HTML, CSS, and JavaScript/TypeScript.
• Strong understanding of design systems and component architecture.

Responsibilities

• Architect and implement complex UI components and systems.
• Lead the implementation of the design system.
• Collaborate closely with product designers.

Skills

Front-end development experience

HTML, CSS, JavaScript/TypeScript

React framework

Design systems and component-based architecture

UI animations and interactions

Strong communication skills

Accessibility standards knowledge

Job description

Replit is the fastest way to turn ideas into software. With our powerful AI‑powered Agent and Assistant, anyone can create and launch apps from natural language in just one click. Build and deploy full‑stack applications directly from your browser—no setup required. Never written a line of code in your life? No problem. Replit makes software creation accessible, collaborative, and lightning‑fast. Join us in our mission to empower the next generation of builders.

About the Role

We’re seeking a Design Engineer to bridge the gap between design and engineering at Replit. In this role, you’ll help shape our design system implementation, architect front‑end solutions, and ensure seamless user experiences across our platform. You’ll be instrumental in creating the technical foundation that allows us to enable anyone with an idea to create apps.

What You’ll Do

• Architect and implement complex UI components and systems that balance aesthetics with technical performance
• Lead the technical implementation and evolution of our design system (Replit UI)
• Create prototypes to explore new interaction models and validate design concepts
• Collaborate closely with product designers to bring designs to life with pixel‑perfect precision
• Establish best practices for front‑end development and component architecture
• Mentor engineers on design principles and implementation techniques
• Develop tools and processes to improve design‑to‑development workflow
• Contribute to design reviews with a focus on technical feasibility and implementation
• Champion accessible, responsive, and performant user interfaces

Required Skills & Experience

• 8+ years of experience in front‑end development with a strong design sensibility
• Expert‑level knowledge of HTML, CSS, and JavaScript/TypeScript
• Deep experience with modern front‑end frameworks (React preferred)
• Strong understanding of design systems and component‑based architecture
• Experience implementing complex UI animations and interactions
• Proven ability to translate design concepts into production‑ready code
• Strong communication skills to effectively collaborate with both design and engineering teams
• Experience with accessibility standards and best practices

Bonus Qualifications

• Active Replit user and passionate about making software creation more accessible
• Experience building design tools or developer tools
• Background or interest working with AI
• Open‑source contributions to design systems or UI libraries

Full‑Time Employee Benefits Include

• 🧑💻 Flexible Work Hours
• 💰 Competitive Salary & Equity
• 🖥 Home Office Set‑Up Stipend
• ⚕️ Health, Dental, Vision and Life Insurance
• 🩼 Short Term and Long Term Disability
• 📱 Monthly Expenses Stipend
• 🚼 Paid Parental, Medical, Caregiver Leave
• 🏝 Flexible Time Off (FTO) + Holidays
• 🚀 Quarterly Team Gatherings

Want to learn more about what we are up to?

• Replit Blog

Interviewing + Culture at Replit

• Life at Replit
• Operating Principles
• Reasons not to work at Replit

To achieve our mission of making programming more accessible around the world, we need our team to be representative of the world. We welcome your unique perspective and experiences in shaping this product. We encourage people from all kinds of backgrounds to apply, including and especially candidates from underrepresented and non‑traditional backgrounds.

This is a full‑time role that can be held from our Foster City, CA office. The hybrid role has an in‑office requirement of Monday, Wednesday, and Friday.