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Senior App Developer

RemoteBelgium, Brussels Hoofdstedelijk Gewest, BrusselsProduct Development

Job description

Who you are about to join


  • NGRAVE is a leading blockchain technology provider bringing easy-to-use maximum security solutions to cryptocurrency and digital asset investors.
  • After witnessing with our own eyes and portfolios how several millions of dollars keep vanishing on a daily basis, we just couldn’t sit idly by. So in 2018, we decided to take matters into our own hands and build the most secure solution for digital assets the world has ever seen.
  • In 2021, we launched our award winning 3-tier product offering: “ZERO”, the only crypto (hardware) wallet in the world with the highest security certification (EAL7); “GRAPHENE”, the most advanced key backup in the world; and “LIQUID”, our mobile app where users can see their real-time portfolio, as well as receive and initiate transactions.
  • Selling in 90 countries, we have entered the early scale-up phase with a rapidly growing team and beyond exciting plans for 2022.
  • Our partners include the world’s top tier in nanotechnology, applied industrial cryptography and hardware- and firmware- security, as well as thought leaders such as Jean-Jacques Quisquater: one of blockchain’s founding fathers and second reference of the bitcoin paper.
  • Awards include AIBC's "Crypto Wallet of the Year 2021", ScaleUp.eu's “Disruptive Innovator of the Year 2021”, Google, PwC and Trends' “Digital Pioneer 2020" and several more.


Job Description

  • You report directly to the CTO.

  • You join the existing team and are brought up to speed to take the lead.

  • You are responsible for managing the implementation of new features according to our ambitious roadmap that is at the forefront of security innovation in the crypto space (estimated 50% of your time).

  • As the team leader you will create a pleasant working environment that inspires the team and establish a refined culture of security observability and monitoring. In the short term, you assist the CTO in hiring 3 more engineers. As you identify new roles, you will aid in expanding the team with new hires. (estimated 30% of your time).

You lead the maintenance of existing functionality of our mobile app (written in React Native, Typescript) while continuously identifying and implementing improvements in performance and security (estimated 20% of your time)



Job requirements

Skills and Qualifications


  • Proven leadership experience in Mobile App development.

  • Must be fluent in English.

  • You are autonomous, proactive and capable of self-training.

  • You have a good knowledge of React Native, JavaScript and are comfortable working with typed languages (TypeScript).

  • You are a crypto and blockchain enthusiast

  • Experience with all phases of the App development life cycle, including managing apps published on the main vendor’s app stores

  • Nice to have:
    • Understanding of crypto, crypto transaction logic and crypto signing libraries.

    • Experience with continuous integration / deployment solutions.

    • Good knowledge of testing frameworks (Jest, ...) .



What’s in it for you


  • Join a promising and award-winning young company backed by top funds from the USA, Europe and Asia, featured in Forbes, Bloomberg, Entrepreneur, Cointelegraph, Crunchbase, Bitcoinist, and others, in its high-growth stage.

  • In our next phase we will expand the R&D and day-to-day IT operations teams, as well as set up hubs in other continents to increase our sales. This creates great opportunities to make your mark, have real impact, and rise to your ambitions.

  • Work on a daily basis with passionate people who love what they do.

  • We are obsessed with lifelong learning. If you are into that too, you’ve come to the right place. We make it our mission to help you become a better version of yourself, starting by setting up a development plan together.

  • Highly competitive and flexible salary package with ample fringe benefits including group- and hospitalization insurance, (optional) company car with fuel card + parking cost and car wash retribution, meal vouchers, mac book, iphone with telco subscription, internet, home working.

  • A flat organization where your opinion matters.

  • 29 official vacation days.

  • A place in our dedicated office at a top location in Brussels with great architecture, food courts, restaurants, parks, and after-work drink occasion; nearby the Brussels North railway station including free shuttle service.



Together, we can empower ever more people and businesses to be the master of their own financial fate, bringing them true peace-of-mind.