Senior/Lead Front-end Developer for ARK Ecosystem

Kyiv, Kharkiv, Dnipro, Lviv, or remote.

Daxx is looking for a Senior/Lead Front-End (React) Developer to join the ARK Ecosystem development team in Kyiv, Kharkiv, Dnipro, Lviv, or remote.


About the client:

ARK Ecosystem, SCIC, is an international software development company headquartered in Paris, France. Our Mission is to Make Blockchain Easier for Everyone by building innovative products and services with a strong focus on user experience and developer tooling, we can lower the barrier to entry for using Blockchain technology. So if you are looking for a new challenge and to work with an innovative team that’s blazing a trail in the blockchain industry you might just be exactly who we’re looking for.

Project description:

Desktop Wallet is our main product related to managing your crypto assets for different blockchain projects and networks. Each network is integrated individually so that we can cover some of the advanced features that each network has (like staking, voting, delegating, etc). It offers a lot of customization options for individual users as well as a one of a kind Plugin system to expand on the features.

Another product is the new ARK Mobile Wallet (will be built with React Native). We believe crypto and mobile were a match made in payment heaven. That’s why we built advanced payment options into the ARK Mobile Wallet. Simply scan, choose your wallet, and pay instantly. With support for Bitcoin (BTC), Ethereum (ETH), and over 12 other cryptoassets, the ARK Mobile Wallet is now the go-to mobile wallet for all of your crypto needs.


  • Develop new features related to our products (Desktop Wallet and Mobile Wallet)
  • Build reusable code, components, and libraries for future use
  • Ensure the technical feasibility of UI/UX designs
  • Optimize application for maximum speed and scalability
  • Report to a team lead with issues and any risks identified
  • Help other developers with coding and troubleshooting
  • Review pull-requests and give pointers for improvement if needed
  • Stay up-to-date on emerging technologies


  • 5+ years of  frontend development experience
  • At least a couple of years working with TypeScript
  • 3+ years of  hands-on experience with the React ecosystem on Medium-to-Large
  • Patterns & designs: SOLID, DDD, TDD, KISS, DRY
  • An ability to perform well in a fast-paced environment
  • Excellent analytical and multitasking skills
  • Excellent written English and good communication skills

Will be a plus:

  • Experience with blockchain and decentralized systems
  • Previous experience with leading a team of developers
  • Working experience with NodeJS, React Native
  • Familiarity with TailwindCSS, Electron

Daxx offers:

  • A professional environment with great people to work with
  • Opportunities to make a difference and grow professionally
  • Work in distributed agile teams with the right processes in place
  • Direct cooperation with the customer
  • Dedicated HR / Client Manager
  • Regular performance reviews
  • Competitive salary, medical insurance, 20 working vacation days
Apply for this job

Apply For This Job

This field is required

Must be at least 2 characters in length

Upload your CV/resume or any other relevant file. Max. file size: 2 MB.

This field is required

Daryna Haida

Daryna Haida

Kharkiv Recruiter

Job Overview

Related vacancies