Web3 Frontend jobs in Paris, France
















Job Title | Company Name | Salary | Location | Tags | Posted | |
---|---|---|---|---|---|---|
Mangrove | 60k-150k/year | 📍 Paris or Remote (Europe) | UI/UXFull TimeFrontendDeFi | 1w | ||
Payplug | 📍 Paris | Web3DeveloperReactEntry Level | 5d | |||
Past and filled jobs: | ||||||
Ledger | 📍 Paris, France | Web3DevopsInternshipDeveloper | ||||
Ledger | 📍 Paris, France | Web3DeveloperReactJavaScript |

Mar 18, 2025

About Mangrove
Mangrove is an order book DEX allowing liquidity providers to attach smart contracts to their offers. Linking arbitrary code with on-chain trading unlocks a new design space for DeFi. We are backed by some of the best investors in the ecosystem and as a team, we value expertise, creativity, autonomy, and knowledge sharing.
🐒 Mangrove is looking to hire a senior Frontend/Blockchain Developer. This is a full-time position in Paris, however, remote can be an option.
What you’ll do
As a Frontend Developer at Mangrove, you will play a crucial role in building and optimizing the user interface for our decentralized exchange (DEX). You will be responsible for crafting seamless, intuitive, and high-performance experiences that enhance the usability and functionality of our platform.
We are looking for someone who can bridge design and development, with a strong understanding of DeFi, DEXs and advanced trading interfaces. They may also occasionally work on other aspects of the project if needed.
Requirements:
- Extensive experience in React, and modern frontend frameworks
- Strong experience building complex Web3 applications and interacting with smart contracts
- Deep understanding of DEX mechanics, perpetual trading, and DeFi protocols
- Experience in optimizing UI/UX for performance and accessibility
- Familiarity with blockchain infrastructure and EVM interactions
- Experience operating a live protocol/product
- Able to work within the CET (Central European Time) timezone for team meetings
- Excellent verbal and written communication in English
Bonus points:
- Experience with backend integrations and full-stack development
- Passion for DeFi, trading, and Web3 innovation
- Have teamwork, communication and organizational skills
- Willingness to constantly learn & improve, challenging yourself to stay at the top of your game
What does Mangrove offer?
- Significant ownership and autonomy in shaping our frontend and user experience
- Competitive annual salary + tokens
- Flexible schedule and remote-friendly environment
- The opportunity to work with a highly experienced and diverse team
- Team retreats held several times a year around the world
- Conferences and continuous learning opportunities
- Career growth and professional development within a cutting-edge DeFi project
Want to apply?
Fast & efficient hiring process :
- Apply – Send us any project you’re proud of (GitHub, portfolio, CV, etc.)
- Intro call – 20-min chat to discuss your experience & fit.
- Technical test – A hands-on challenge tailored to frontend Web3 development.
- Test review & final interview – Meet the team and dive deeper.
- Offer & welcome to the team!
📩 Send your application to
Links
Equal Opportunity
Mangrove is committed to fostering a diverse and inclusive work environment. We encourage all types of profiles to apply and do not discriminate on the basis of race, national origin, religion, gender, sexual orientation, marital status, disability, social origin, or age.
Listed in: Cryptocurrency Jobs, UI/UX Crypto Jobs, Full Time Crypto Jobs, Frontend Web3 Jobs, DeFi Crypto Jobs, Dex Web3 Jobs, React Web3 Jobs, Remote Web3 Jobs, Web3 Web3 Jobs.


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Chief of Staff & SVP SalesTheStreet / Roundtable
CryptoJobsList has been great! About to hire 1 new rep and considering countless others as well.


Co-Founder and COOMultiverse
The application quantity is much more than anticipated! We also found several attractive candidates. The salary, location, and skill set range is very broad, making finding the right person for the job pretty easy. It’s not the first time we post an open position here, and that won’t be the last.


Co-Founder and COOStickies
We hired our Head of Social through CryptoJobsList and received an impressive talent pool of over 80 passionate individuals interested in working in the crypto space. After interviewing 10 candidates, we found the perfect fit for our team. The platform was easy to use, and the team was incredibly responsive and helpful throughout the hiring process. As a consumer web3 startup, we highly recommend CryptoJobsList for any company looking to hire top talent in the crypto industry.


Co-Founder, Head of Product & OpsID8R
We've had a first round of interviews with 5+ applicants from CryptoJobsList and, like last time, it has been our best source of leads. We are still in the process of doing a second round of interviews and anticipate closing the role in the next week or two.


HR DirectorP2P.org
At P2P.org, we recognize the importance of connecting talented individuals with exciting opportunities in the dynamic and ever-evolving world of cryptocurrency and blockchain. As a company at the forefront of the blockchain and crypto revolution, we know the importance of connecting with top talent in the industry. That's why we consider CryptoJobsList to be an invaluable resource for finding and attracting the best and brightest minds in this field. It has proven to be a valuable and effective tool in our hiring efforts and we are grateful for the opportunities it has presented us.


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We have already made several hires via CryptoJobsList. So far, we are happy with each one of them. CJL offers an easy to use platform and the candidates we receive are generally well versed with and a good fit for the web3 space — which is a challenge when hiring via traditional platforms. On top of this, the team has been super responsive whenever we've tried reaching out and we feel like we are talking to a friend. Excited to keep seeing CJL grow together with us, as we deliver the future of wallet-to-wallet messaging!


Founder & COOAavegotchi | Pixelcraft Studios
We've got a really strong looking shortlist and will be having calls all through this week with those. I'm quite pleased with the results!


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Kevin here, founder of Floating Point Group. I just wanted to say that you guys are killing it. Some of our best applicants are coming from your site. Very happy with what we’re seeing so far!


Co-founder & HostEpicenter Podcast
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Co-founder & COOAID Technology
Each time their services have been nothing short of exceptional. The platform has consistently provided us with a large pool of qualified candidates for various roles within our company. The user-friendly interface and the efficient recruitment process has made it easy for us to fill positions quickly and effectively. We are grateful for the help and support provided by CJL and highly recommend their services to anyone looking to fill roles in the crypto industry.

Marketing & Communications DirectorAdel
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Project LeadTHORChain
We received over a dozen high-quality job applications in less than a week to this post. It has been very effective and would highly recommend. Service is excellent, UX simple. Thanks CryptoJobsList!


General ManagerMeld Gold
Great experience. We have had excellent candidates via Raman and the CryptoJobsList platform. Will definitely use again as we build out other components of the team!


Communications LeadKleros
CryptoJobsList drives more qualified leads than AngelList!


Cofounder & COOFleek
We've gotten great leads for developers from CryptoJobsList. I'm definitely a continuous user going forward!


Founder & CEODataStreamX
The quality of the candidates are by far more relevant and experienced than on other boards. They are in the crypto space and have the past experience to hit the ground running.


Co-founder & COOAID Technology
Each time their services have been nothing short of exceptional. The platform has consistently provided us with a large pool of qualified candidates for various roles within our company. The user-friendly interface and the efficient recruitment process has made it easy for us to fill positions quickly and effectively. We are grateful for the help and support provided by CJL and highly recommend their services to anyone looking to fill roles in the crypto industry.

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We posted on CryptoJobsList looking for marketing help with community engagement, digital marketing and social media and found two highly qualified candidates within days! We interviewed and hired them within three weeks.