Senior Frontend Engineer

Our story

Blockchain is transforming online payments by enabling faster, cost-effective transactions without intermediaries.Helio’s mission is to make crypto payments accessible to all.As a leading web3 payments platform, we now support over 6,000 merchants, developers, and millions of buyers with seamless crypto checkout for e-commerce, subscriptions, trading, and more. Our developer APIs power on-chain workflows across Solana, EVM and Bitcoin.With crypto surpassing $3T in value, we connect businesses to millions of digital natives via Helio branded checkouts as well as white labelled solutions including Solana Pay for Shopify, Magic Eden, and DEX Screener trading solutions.Founded in 2022 by Jim and Stijn, Helio was acquired by MoonPay in 2024 and continues to operate independently as an innovation-driven team. We believe in “builder culture”, shipping fast and enabling teams with autonomyMake sure to connect your crypto wallet at

https://hel.io/

to set up your first payment. We only interview people who have tried our product and have a strong desire to make it better!You will

You will help build and architect the foundation of the Helio software platform which all other systems will flow from and interact with. You will use all your previous experiences, skills and initiative to get things right from inception - which is to a naturally high standard of code, logic and engineering prowess in general. We want to build a platform that is led by engineering excellence paired with pragmatic approaches to solving problems and delivering Fintech-grade quality throughout our products and services.Technical knowledge is critical, but we are a startup building in uncharted territory so a can-do attitude is even more important. We’re looking for people who like uncertainty and want to figure out how to do things that haven’t been done before. You’re a true team player and inherently positive. Where others see problems, you see solutions.You may be fit for this role if you have:

5+ years of experience in frontend teams, ideally using ReactJS, JavaScript/TypeScript and NextJS in a full stack environment

Experience with testing with tools such as Jest, React Testing Library, Playwright

Natural ability to write clean and elegant code whilst being diligent and pragmatic in equal measure

Experience utilising all the latest cloud, CI/CD, APIs, Security, etc. utilising the best public cloud platforms

Experience in turning Figma/XD/Sketch designs into pixel-perfect interfaces

A passion for automation and repeatability to allow your creations to be tested efficiently

Data interoperation and UX skills.

Ability to troubleshoot and investigate issues across systems

Desire to build, maintain and improve anything you work on with a high level of ownership

Above all this, we are looking for engineers who want to do the best they can, learn, improve, grow, lead, help others and add value every single day for yourself, your teammates and Helio

Web3 experience is a plus

Benefits:

Competitive pay with annual bonuses

MoonPay stock ..... full job details .....