Freelance Senior Software Engineer (Ruby on Rails) M/F/X

Trustpair stops vendor fraud before it happens. We're the automated vendor validation platform protecting 500+ enterprise companies worldwide. Since 2017, finance and procurement teams have used Trustpair to eliminate vendor fraud while reclaiming 90% of the time they once spent on manual checks.

As vendor fraud grows more sophisticated, we stay ahead by combining deep expertise in financial crime with cutting-edge technology. Our core product focuses on secure, reliable vendor account validation to wipe out fraud and boost efficiency.

Internally, teams across Trustpair use AI tools in their day-to-day work to automate repetitive tasks and unlock strategic insights that help us build and operate better. From day one, you’ll be encouraged and trained to integrate these tools into your workflow in a practical, hands-on way.

With offices in New York, Paris, London, and Milan, we're a diverse team united by a bias for action. We ship fast, learn from experiments, and tackle problems that matter: protecting billions in payments for companies worldwide.

If you want to see your work make an immediate impact in financial security, Trustpair is built for you. Learn more about how we use AI in our everyday work .

About the role Integrated into our talented Engineering Team, you’ll work within one of our feature squads on creating a scalable and efficient product which consistently meets the needs of our clients.

You’ll work on collaborative topics such as designing new features & functionalities, implementation, development and even testing the application.

Trustpair ’s engineering team works with the latest technologies , as a Cellular Organization, meaning we reshape and adapt to ensure our teams stay autonomous, independent and have impact on the decisions made. This is a freelance contract, open to candidates based in the EU.

What you'll do: Take the lead in creating innovative features by following best practices and maintaining exceptional code quality Engage in every p