GUI Application Developer


Braintrust is the only network that gives in-demand talent all the freedom of freelance with all the benefits, community and stability of a full-time role. As the first decentralized talent network, our revolutionary Web3 model ensures the community that relies on Braintrust to find work are the same people who own and build it through the blockchain token, BTRST. So unlike other marketplaces that take 20% to 50% of talent earnings, Braintrust allows talent to keep 100% of earnings and to vote on key changes to improve the network. Braintrust is working to change the way freelance works – for good.

  • JOB TYPE: Freelance, Contract Position (no agencies/C2C – see notes below)
  • LOCATION: Remote – Europe (TimeZone: CET/WAT | Partial overlap)
  • RATE: Our client is looking to pay $60,000 – $85,000/yr
  • ESTIMATED DURATION: 40h/week – Long-term



?? Our client is looking for an all-star who is …

  • Excited to join an early stage startup and solve a lot of problems that can’t be easily Googled
  • Full of energy and good vibes.
  • Never tired of learning. Wants to be a pro in bleeding edge techs like NFTs, DAOs, and Web3.
  • Comfortable working in a chaotic environment, can work autonomously and take ownership.
  • Shipping quality software at speed, with an MVP-first mindset.

You believe that web3 / crypto can change the world, and you want to work on something bigger. They’re fully mission driven, here for the tech.

You’ll be one of the first hires, working closely and reporting to their technical co-founder and will this impact the product roadmap.

Skills And Experience

  • 3+ years of experience in software engineering, spanning both the frontend and backend stacks
  • Experience in developing web apps and shipping user-facing features with JavaScript and modern, component-based JS frameworks like React (they also use Typescript)
  • Strong customer empathy; you think critically of how their features impact their community, users, and business
  • Familiarity with agile methodologies and Github experience
  • Ability to write high quality, well tested, production level code
  • Experience deploying applications to production on AWS
  • Excellent spoken and written communication skills

What you’ll be working on

You’ll be working on our client’s core product, tooling to make it extremely easy for creators to launch and manage their NFT projects. You’ll be responsible to define the architecture and work closely with UX designers to build a world class product. Finally, you’ll participate in hiring, mentoring and growing the engineering team.


  • ?? Work from anywhere
  • ?? Stock options
  • ? Get paid in cryptocurrency (opt.)
  • ? Flexible working hours
  • ?? Health Insurance
  • ??? Office space in the heart of Berlin (Kreuzberg)

Apply Now!


Qualified candidates will be invited to do a screening interview with the Braintrust staff. We will answer your questions about the project, and our platform. If we determine it is the right fit for both parties, we’ll invite you to join the platform and create a profile to apply directly for this project.

C2C Candidates: This role is not available to C2C candidates working with an agency. If you are a professional contractor who has created an LLC/corp around their consulting practice, this is well aligned with Braintrust and we’d welcome your application.

Braintrust values the multitude of talents and perspectives that a diverse workforce brings. All qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status.

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