Founding Front-End Software Engineer (Senior/Staff) - VC Backed Startups

Posted Yesterday
Be an Early Applicant
7 Locations
In-Office or Remote
170K-250K Annually
Senior level
Angel or VC Firm • Artificial Intelligence • Information Technology • Software
The Role
Join a talent network connecting founding front-end engineers with VC-backed startups. Responsibilities include designing and building scalable, high-performance web UIs, optimizing performance and accessibility, creating reusable component libraries, integrating APIs and client-side logic, and defining front-end best practices and testing strategies while collaborating with designers, backend engineers, and founders.
Summary Generated by Built In
Join SignalFire’s Talent Network for Founding Front-End Engineer Roles at VC-Backed Startups

🛑 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 Engineering talent. If you have any questions, please direct inquiries to [email protected].🛑

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 Founding Front-End Engineers who are excited about building and scaling user-centric applications at early-stage 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.

Who Should Join?

We’re looking for engineers who are:
✔ Passionate about building exceptional user experiences and modern web applications
✔ Excited about joining early-stage startups and working directly with founders
✔ Interested in shaping front-end architecture, performance, and design systems

Typical Roles & Responsibilities
  • Design and develop scalable, high-performance front-end applications

  • Build intuitive, responsive, and visually engaging UI/UX experiences

  • Optimize front-end performance, accessibility, and responsiveness

  • Collaborate with product designers, backend engineers, and founders to align on vision and execution

  • Develop component libraries and reusable front-end architecture for scalable applications

  • Implement and maintain state management, API integrations, and client-side logic

  • Define best practices for front-end development, code quality, and UI testing

Common Qualifications

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

  • 3+ years of experience in front-end development, with a strong track record of shipping user-facing products

  • 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)

  • 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 startup environments or small, fast-moving teams is a plus

💡 Technologies You Might Work With:
  • 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

What Happens Next?
  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.

Skills Required

  • 3+ years of experience in front-end development with a track record of shipping user-facing products
  • 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 and static site generation (Next.js, Nuxt.js)
  • 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 startup environments or small, fast-moving teams

SignalFire Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about SignalFire and has not been reviewed or approved by SignalFire.

  • Healthcare Strength Benefit details indicate employer-paid comprehensive medical, dental, vision, and long-term disability for employees and dependents. Feedback suggests this level of coverage is a standout strength for a small venture firm.
  • Leave & Time Off Breadth Policy language highlights unlimited or flexible paid time off across job postings. Feedback suggests this supports work-life balance when paired with collaborative norms.
  • Parental & Family Support Listings include dedicated fertility benefits in certain roles. Feedback suggests targeted family-building support enhances the overall package for those prioritizing these benefits.

SignalFire Insights

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The Company
HQ: San Francisco, CA
97 Employees
Year Founded: 2012

What We Do

SignalFire is the first venture capital firm built like a technology company to better solve for the needs of founders. The core of its value-add is Beacon, the AI engine SignalFire has been refining since the firm's launch in 2013. Beacon tracks more than 600 million employees and 80 million companies to guide the fund’s investing and assist portfolio companies with scaling their teams and revenue. SignalFire also helps early-stage founders navigate the toughest parts of building a company at every stage, with expert advisors, 100 skill-building workshops a year, and an in-house team of recruiters, data scientists, PR experts, and go-to-market leaders. With over $2.1 billion in assets under management, SignalFire focuses on investing from seed to scale. The firm’s key sectors include AI/ML, developer tools, B2B SaaS, healthcare, cybersecurity, and consumer. https://www.signalfire.com/disclosures

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