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Web3 Full Stacker

Superfluid Finance

Location: Tallinn - Remote possible
Work type: Full Time
Work site: Flexible
Compensation: $50-100 per year

Opportunity Description

As a full stack developer, you will be in charge of writing end to end solutions, from web widget to user portals, that helps the adoption of our settlement solution. If you know Web3 and blockchain technology is a big PLUS.

About You

  • You like open source and a world of openness in general.
  • You want to make a difference and get rewarded by working hard.
  • You are a hacker when it comes to getting things done quickly.
  • you also have a product mindset,
  • you like elegant design and robust solutions.
  • You are accountable for what you have created.

About Us

We're a small tech startup based in London and Tallinn, working on a new type of payment system able to change the rules of global commerce!

Superfluid enables you to pay (and get paid) every second, instead of monthly. By accelerating money, we empower people worldwide to do more with less capital, increasing people's independence and overall happiness.

We are a remote team, but some of us work together from an office in Tallinn, Estonia. You are welcome to work remotely or join us here!


  • Work on our reactJS based web applications that streamlines the user experience of using our network (app.superfluid.finance)
  • Write node.js + mongoDB based backend software that connects applications together
  • Have experience with AWS services, including EKS, ECS, etc.
  • Be agile and ready to pivot to writing new web applications at speed according to new customer stories.


  • Proficiency in ReactJS.
  • Plenty of experience with node.js, and one application framework such as feathers js or sails js.
  • Huge plus if having worked with Ethereum dapps, familiarity with web3.js/ether.js
  • Write clear documentation in English.
  • Love well tested code.


  • Super motivated team, with cutting-edge Ethereum developers
  • Work on world-first, groundbreaking financial technology
  • 28 days paid holidays
  • Early employees enjoy extra stock options
  • An opportunity to make a REAL difference in the lives of hundreds of thousands of people globally
  • Flexible working schedule
  • Casual and friendly work environment

Application Instructions


  1. Try our application app.superfluid.finance (you can use it on testnet, so it won't cost you anything). Send a stream of test tokens to 0x42D68d4E81087e43e70f6fd56bE4EE356Da3a3aC
  2. Mention the ethereum address you used
  3. Send us what you think is the lowest-effort way to speed up our dashboard loading time by 2x