Web3 Polygon Startup Jobs
















Job Title | Company Name | Salary | Location | Tags | Posted | |
---|---|---|---|---|---|---|
Windranger Labs | 80k-150k/year | Remote | RemoteWeb3DeveloperEngineering | 6d | ||
Polygon Labs | 150k-200k/year | Remote | RemoteWeb3EngineeringFull Time | 6d | ||
Past and filled jobs: | ||||||
CertiK | 90k/year | RemoteWeb3Non TechResearch | ||||
Polygon Labs | 📍 APAC | RemoteNon TechLegalOperations | ||||
FOOLISHDATA | Remote | RemoteWeb3PolygonStartup |

Senior Front-End Developer
at Windranger Labs
May 16, 2025

Who we are
Game7 is one of the biggest players in Web3 Gaming. Our mandate is to support Web3 Gaming through Grants, Investments, Tooling and Engineering support. Virtually every blockchain technology under development today will be used by the gaming industry at one point or the other. There is no other space in crypto that can say that. We want to give you a front row seat.
About this team
Game7 is seeking a Senior Front-End Developer with Web3 experience to contribute to new and existing products immediately. The role requires a highly skilled JavaScript, React, and TypeScript developer to take ownership of new Web3 application features and support ongoing improvements to existing products, collaborating with the existing frontend team. This person should have experience building and shipping production-level web applications from design systems such as Figma and be able to write and maintain documentation.
What you’ll help us build
Translate wireframes from Figma into high-quality front-end code
Architect and code new user-facing features using React & TypeScript
Build reusable components and front-end libraries for future use
Build and manage NPM packages
Lead sprint planning and standups to discuss priorities and manage issues
Optimize components for maximum performance across all modern browsers
Maintain documentation and write automated tests to ensure a quality product
Regularly monitor and improve app performance, diagnose and fix bugs
Design graphic user interface elements, like menus, tabs, forms, and widgets.
Illustrate design ideas using storyboards, process flows, and sitemaps
Identify and troubleshoot UX problems (e.g. responsiveness)
Conduct adjustments based on user and stakeholder feedback
Your craft
The ideal candidate is organized and productive in a fast-paced environment. They have experience with Web3, APIs, and Serverless Execution Environments and are passionate about building modern and intuitive user interfaces. They have a strong experience of React and Web3 projects developed on EVM-compatible blockchains like Ethereum and Polygon, as well as non-EVM chains such as Solana. This candidate should be able to work autonomously and is comfortable in a startup-like environment.
Software Engineer +5 years of experience
Figma, React, and TypeScript proficiency with an expert understanding of Javascript ES6
Understanding of mobile responsiveness, CSS Grid, Flexbox, etc.
You are active in crypto and have previously built Web3 enabled applications
You live and breathe APIs
You have contributed to open source projects
You are familiar with and have production experience with Cloudflare, AWS or GCP.
You can demonstrate the ability to ship beautiful products and meet deadlines
Ability to write well-documented, clean code, and have excellent attention to detail
You use automated testing tools, browser-based debugging, and performance testing tools daily, and can implement CI/CD
You prefer to code but can understand business requirements and translate them into technical requirements
You are obsessed with performance and have a desire to build fast, functional, and innovative web applications
You are highly capable of time management, project management, and working autonomously
Team spirit, strong communication skills to collaborate with various stakeholders
If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.
Extra credit
Experience with Wagmi, Viem and Ethers.js
Previous experience with Cloudflare Pages
Unit testing with Jest and Vitest
Previous experience successfully scaling a startup
Built projects using blockchain technology
Listed in: Cryptocurrency Jobs, Remote Crypto Jobs, Web3 Web3 Jobs, Developer Crypto Jobs, Engineering Crypto Jobs, Polygon Web3 Jobs, TypeScript Web3 Jobs, React Crypto Jobs, Solana Web3 Jobs, Senior Web3 Jobs, JavaScript Crypto Jobs, EVM Web3 Jobs, Startup Crypto Jobs, Frontend Web3 Jobs, Open Source Crypto Jobs, Ethereum Crypto Jobs, Mobile Web3 Jobs, Full Time Web3 Jobs.


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