Staff Front-End Software Engineer - VC Backed Startups

At SignalFire, we partner with top early-stage startups that are shaping the future of technology. Our portfolio spans 200+ innovative companies across AI, cybersecurity, healthtech, fintech, developer tools, and enterprise SaaS.

We’re looking to connect with exceptional Staff Front-End Engineers who are excited about leading front-end development efforts and scaling web applications at high-growth startups. By joining SignalFire’s Talent Network, your profile will be shared with our portfolio companies, giving you visibility into exclusive early-stage opportunities that may not be publicly listed.

💡 This is not an application for a specific job. Instead, this is a way to get on the radar of VC-backed startups that are actively hiring AI/ML talent. If you have any questions, please direct inquiries to [email protected].

We’re looking for engineers who are:
✔ Passionate about building and optimizing web applications for scale and performance
✔ Excited about owning front-end architecture and driving UI/UX best practices
✔ Experienced in leading front-end projects and mentoring junior engineers

• Design and develop scalable, high-performance front-end applications

• Lead efforts to improve web performance, accessibility, and user experience

• Collaborate with design, product, and backend teams to create seamless, intuitive UIs

• Define and implement front-end architecture, component libraries, and design systems

• Optimize state management, API integrations, and front-end workflows

• Establish best practices for front-end development, testing, and CI/CD pipelines

• Mentor and provide technical leadership to junior engineers

While each startup has its own hiring criteria, many staff front-end engineering roles in our network look for:

• 5+ years of experience in front-end development, with a strong track record of shipping high-quality web applications

• Deep expertise in modern JavaScript frameworks (React, Vue.js, Angular, Svelte)

• Strong proficiency in HTML, CSS, TypeScript, and JavaScript (ES6+)

• Experience integrating with RESTful APIs, GraphQL, and WebSockets

• Knowledge of state management libraries (Redux, Zustand, Recoil, Vuex, MobX)

• Familiarity with server-side rendering (Next.js, Nuxt.js) and static site generation

• Strong understanding of web performance optimization, accessibility (a11y), and security best practices

• Proficiency with version control (Git), CI/CD workflows, and front-end testing frameworks (Jest, Cypress, Playwright)

• Experience working in early-stage startups or high-growth environments

• Languages & Frameworks: JavaScript (ES6+), TypeScript, React, Vue.js, Angular, Svelte, Next.js, Nuxt.js

• Styling & UI: CSS, SCSS, Tailwind CSS, Styled Components, Material UI, Chakra UI

• State Management: Redux, Zustand, Recoil, Vuex, MobX

• APIs & Data Handling: REST APIs, GraphQL, WebSockets, Firebase, Apollo Client

• Tooling & Performance: Vite, Webpack, Babel, ESLint, Prettier, Lighthouse

• Testing & Deployment: Jest, Cypress, Playwright, Storybook, GitHub Actions, Netlify, Vercel

• Cloud & DevOps: AWS Amplify, Firebase, GCP, Docker, Kubernetes

1. Submit your application to join SignalFire’s Talent Ecosystem.

2. We review applications on an ongoing basis to identify strong candidates.

3. If there’s a match, a SignalFire talent partner or a leader from one of our startups may reach out directly.

4. No match yet? We’ll keep your profile on file for future front-end engineering roles in our portfolio.