Lead Backend Engineer
- Software Development
- London, GB
- Remote friendly
Helio offers a next-gen suite of payment tools for e-commerce merchants & Internet entrepreneurs, built on the blockchain.
⚡️Accept USDC and 100s of digital assets
⚡️Instant payouts & low fees
⚡️Integrate in your shop or launch a Pay Link in a few clicks
⚡️Reach new customers who love paying with a single click of their Phantom, MetaMask or other wallets
⚡️Eliminate expensive chargebacks
⚡️Integrate with YouTube, Discord, WooCommerce, Shopify, TradingView, Magic Eden and other digital platforms to make it easy to sell
⚡️No crypto experience needed - simple onboarding via Helio Wallet
⚡️Verify with fintech-grade security & KYC
⚡️Accept credit cards, no wallet or crypto required for buyers. Merchants always receive digital assets
Helio powers payments for +3,000 sellers and +75,000 unique active wallets. We support the major blockchains including Bitcoin, Ethereum, Solana & Polygon.
🧠 Who’s behind Helio?
We're an experienced team of builders backed by leading VCs, Lightspeed Faction & Peak Capital. The founding team previously built, scaled and exited two B2B SaaS companies for a total of $600m.
🚧 Make 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 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 financial grade quality throughout our products and services.
Technical knowledge is critical but we are a startup treading in uncharted territory so attitude is even more important. We’re looking for people that 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 will have a passion for Web3 technologies including NFTs and all things blockchain.
You may be a fit for this role if you have:
+5 years of software engineering experience in backend teams using primarily Node.js and TypeScript for rapid development and deployment.
Blockchain development and deployment using Solidity/Rust and Bitcoin experience with proven live audited code and contracts
Natural ability to write clean and elegant code, whilst being diligent and pragmatic in equal measure
Experience working with large scale systems serving 100,000s of customers. Fintech experience a plus
Experience utilising all the latest CI/CD, APIs, Security, Collaborative IDEs on public cloud platforms
Experience in Kubernetes, containers, deployment pipelines, A/B testing, Blue/Green principles to prove what you’ve built
A passion for automation and defining everything via CaC to drive platform consistency
Exceptional query skills and ability to build data models. Predominantly NoSQL
Ability to troubleshoot and investigate complex 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 that want to do the best they can, learn, improve, grow, lead, help others and add value every single day for yourself, your teammates and for Helio
Equity stake by joining the project at an early stage
Flexible work environment and autonomy over how you work
- Workday must overlap by at least 7 hours with London, UK