Senior Software Engineer (Frontend)

WireScreen is a fast-growing Series A startup bringing clarity to one of the world’s most complex business landscapes. We’re building the go-to intelligence platform for navigating global supply chains and China-related risk—revealing the networks, relationships, and financial ties behind companies so our customers can see connections, remove obstacles, and make confident decisions.

Backed by Sequoia Capital and Harpoon Ventures, our team includes a two-time Pulitzer Prize–winning journalist and senior engineers from Google, Twitter, and Oracle. We launched just three years ago and already have strong traction with top-tier government customers—and we’re just getting started. If you’re excited to make global systems more transparent and secure, now’s the perfect time to join us.

Check out this blog from our CEO on how WireScreen traced DeepSeek’s origins back to 2023—well before it went mainstream in 2025.

As a Senior Software Engineer (Frontend) at WireScreen, you’ll build the framework and UI that tell the story of power, relationships and decisions in China. Your role will be to take complex, messy data and display it in a way that makes understanding that complexity easy. You will be responsible for working closely with our lead designer to build our design system and component library, starting from semantic tokens all the way to templates and pages. You’ll report directly to the VP of Engineering and work with other front-end engineers to define best practices and how to best interact with complex data structures.

• Build and own our nascent component-driven design system to drastically speed up our frontend engineering velocity

• Build out a semantic search experience on our platform to answer user questions faster

• Collaborate with our frontend team including full-stack engineers, designers and product managers to establish best practices from styling to system architecture

• Build visualization tools that are used across our platform to unlock insights into the Chinese economy

• 5+ years of experience in frontend software engineering, including on at least one B2B SaaS data product

• Experience building out at least one component library

• Experience implementing a visualization library (e.g. d3.js, Victory

• Built products using Typescript, React, and at least one React-based framework (e.g. Next.js, React Router/remix, Tanstack ecosystem)

• Experience with a robust test integration suite such as Cypress or Playwright

• Experience with Storybook, Vite or other similar tools

• Fluency with more than one visualization library

• Practical experience with more than one React framework, especially within the TanStack ecosystem

• VC-backed startup experience

• Experience with big data, knowledge graphs, complex search problems

• AI frameworks (Vercel AI, LangGraph/LangChain) knowledge and/or experience integrating an MCP server

#LI-LG1

At WireScreen, you'll do high-impact work that helps shape the global economy and power competition. We’re a mission-driven team with a growth mindset—curious, collaborative, and unafraid to take on bold challenges. You’ll be empowered to act, heard when you speak, and supported as you grow. With strong market momentum and ambitious goals, this is an exciting time to join us and help build something that truly matters.

At WireScreen, we care deeply about our team and are committed to supporting your well-being—both in and out of the workplace. Here’s how we take care of our employees:

• Competitive compensation including salary, equity, and rapid growth potential

• 100% company-paid Medical, Dental, and Vision coverage for employees

• FSA, HSA, and 401(k) options to help you plan for healthcare expenses and retirement

• Generous paid time off plus company-wide holidays to help you rest and recharge

• Pre-tax commuter benefits to help you save on transit and parking

• Hybrid office schedule designed to give you flexibility while staying connected with your team