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CoinMarketCap

Senior Web Developer

Sorry, this job was removed at 05:16 a.m. (GMT) on Tuesday, Jul 14, 2026
In-Office or Remote
Hiring Remotely in United Kingdom
In-Office or Remote
Hiring Remotely in United Kingdom

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Company Description
 
POWERING CRYPTO WITH DATA
CoinMarketCap is the world’s most trusted and accurate source of data for cryptocurrencies. Used by millions of individuals, organizations, and exchanges, CoinMarketCap brings the most up-to-date market capitalizations, pricing, and cryptocurrency information to our users.
Pulling data from multiple exchanges and combining our robust research allows us to provide the most realistic representation of each cryptocurrency. As we grow, we will continue to provide access to our data wherever, whenever, and however is most helpful to our users.
 
CREATING AN OPEN WORLD
Our mission is to be the world’s authority on cryptocurrency data. We believe in an open and decentralized world, where we play a pivotal role in powering decisions and insights to drive greater understanding and adoption of cryptocurrencies. We want to achieve this mission with people who truly believe in the value and potential of empowering individuals.
 
 
Job Description
1. Implement new user-facing features in products that have a huge amount of PV every day
2. Write client-side code to create super-fast, easy-to-use, web-based applications which include websites for both desktop and mobile browsers, and hybrid in-app pages
3. Optimize web applications to maximize speed and scale
4. Build libraries and frameworks that support complex web applications, speed up development efficiency and improve code quality
5. Contribute creativity and insight to solve both technical and business challenges
6. Research and promote new technologies and best practices within the team
 
Qualifications
1. 8+ years experience developing production software
2. Advanced hands on knowledge of TypeScript + React
3. Experience with modern web technologies such as Webpack, Next.js, Redux, styled components, or similar
4. Proven track record of delivering well-tested, high-quality, maintainable projects.
5. Great cross-team communication skills
6. Self-managed, proactive work style. Ability to perform at a high level in a fast paced environment
7. Blockchain-related industry experience as a plus
8. Basic or Fluent English level

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