Summary:

We are looking for a Senior Fullstack Developer (€70k - €95k / year) with over 6 years of professional experience. 

You will be working alongside the Engineering team building a payment infrastructure for online B2B transactions. The goal is to provide businesses with a quick, efficient, and exceptional checkout experience.

We’ve raised our Series B round and are funded by top-tier venture firms.
 

Location: Remote ​​​​​(Portugal) - the team gathers once every 2 weeks in a co-working space.
Salary: €70k-€95k/year
Contract: Contractor (B2B)

What You’ll Do:

As a Senior Fullstack Developer, you will build and own core product features and integration applications. 

We’re expecting people to do these main tasks: 

• Solve complex problems, taking complete ownership of feature sets from initial discussion through to customer delivery.
• Collaborate with PMs and Designers to build efficient web applications.
• Participate in design and code reviews.
• Identify and resolve issues quickly across the stack.
• Implement automated testing and deployment processes to maintain code quality.
• Share in team responsibilities, including production on-call support.
• You'd be working 70% with React and 30% with Node.js (Nest.js).

 

What We’re Looking For:

• 6+ years of professional software development experience (required).
• Expertise in JavaScript, ideally having worked with mainly with React.js (mandatory);
• Some experience with Node.js is required
• Familiarity with test automation tools and libraries, preferably Jest/Playwright.
• A solid understanding of UI/UX principles and experience in translating design concepts into functional user interfaces.
• Experience working in an Agile environment, utilizing CI/CD workflows, and deploying dockerized solutions on a public cloud (preferably AWS).
• Strong communication skills in English, both written and verbal.
• An ambitious team player with the flexibility to work both independently and within a team.