Senior Frontend Engineer — Crypto + Data Analytics Platform
Location: Remote
Type: Full-time
Stack: Node.js, Next.js, GraphQL, REST, Javascript, Web3
Industry: Data Analytics + Crypto / Web3
About Us
We’re building a high-performance data analytics platform operating at scale in the crypto/web3 space. Think massive data pipelines, real-time APIs, and the need for speed, low-latency everything.
Our frontend is the window into this complex system: responsive, real-time, rich in features and a seamless UI/UX design.
We’re looking for a Senior Frontend Engineer to help us push that experience even further.
You’ll be joining a tight-knit engineering team (10 devs total) and working closely with our backend/data teams to build blazing-fast interfaces, integrate deeply with our APIs, and deliver world-class user experiences on top of a high-volume data infrastructure.
What You’ll Do
- Own and lead frontend architecture, focused on performance, scalability, and delightful UX.
- Build and maintain complex UIs using Next.js 13, React, JavaScript, TypeScript, and Tailwind.
- Work closely with backend/data engineers to integrate complex GraphQL and REST APIs.
- Develop real-time data visualizations, dashboards, and other interactive UI components.
- Translate Figma designs into clean, pixel-perfect, production-ready code.
- Contribute to our internal component library and design system.
- Push for best practices in accessibility, performance optimization, and testing.
- Participate in architectural discussions and help steer the long-term technical direction.
You Might Be a Fit If You Have...
Soft skills:
- 5+ years of experience in frontend engineering, ideally in fast-moving, high-intensity environments
- A startup mindset — you’re hands-on, resourceful, and thrive under pressure
- Comfortable working in a high-velocity environment where priorities can shift quickly
- Willingness to go beyond the traditional 40-hour week when the mission calls for it — this pace isn't for everyone, and that’s okay
- You’re a builder at heart who owns problems end-to-end, and delivers high-quality results, fast
- Strong communication and collaboration skills — you work well across functions and disciplines
- A passion for clean, scalable, and performant frontend systems
- A natural curiosity for emerging tech and a drive to constantly improve
Hard skills:
- Deep experience with React, Next.js, and TypeScript
- Strong understanding of frontend performance optimization and profiling (React Profiler, Lighthouse, etc.).
- Experience integrating with complex backend APIs (GraphQL + REST).
- A deep respect for good UI/UX and an eye for detail (animations, responsiveness, polish).
- Hands-on experience with design systems (Tailwind, Radix UI, etc.).
- Solid grasp of frontend testing (Jest, Cypress, Playwright, etc.).
- Familiarity with styling and chart libraries such as Tailwind CSS, ECharts, and D3.js
- Experience with React form libraries like react-hook-form and validation tools like joi
- Comfortable working with Apollo Client, GraphQL, and React Query
- Experience managing global state using Zustand
- Exposure to data visualization and building interactive dashboards using tools like reactflow, react-d3-cloud, and echarts-for-react
- Ability to work with authentication and cookie/session handling (cookies-next, jsonwebtoken, js-cookie)
- Strong CSS/JS skills with experience using PostCSS, clsx, and utility-based design systems
- Familiar with responsive components and UI primitives via @headlessui/react
- Strong communication skills, you can collaborate deeply across backend, design, and product teams.
- A "get stuff done" attitude, you own problems and drive solutions.
Bonus Points For
- Understanding of web3 development and libraries such as ethers.js
- Experience with web3 frontend libraries (e.g., wagmi, ethers.js, viem, wallet integrations).
- Experience with performance tools like next-nprogress-bar and integrating error tracking tools like Sentry
- Comfortable using Cypress for frontend testing and ensuring robust user flows
- Building real-time UIs using WebSockets or similar.
- Familiarity with financial data or analytics platforms.
- Comfort working in a fast-paced, remote-first startup.
Why join us
- You’ll have ownership and impact — no red tape, just builders
- Join a team of stellar, world-class engineers solving complex problems at scale
- Competitive salary
- Work at the intersection of big data, AI, and real-time analytics
- Collaborative, engineering-led culture with a deep focus on craft and performance
- Fully remote, async-friendly environment
- Build products that are used by thousands (and soon millions) in the crypto and web3 ecosystem