Backend Engineer - Validator Engine Specialist (EMEA)

Do you thrive on precision and enjoy solving complex problems? Are you excited by the challenge of ensuring data correctness at scale? Join KOR, a VC-backed fintech innovating financial markets with cutting-edge solutions for regulatory trade reporting.

We are a VC-backed fintech with a live product in the regulatory trade reporting space and a growing list of institutional clients. Our product journey has started in the US with expanded services covering Canada, UK, EU, Australia, and Singapore. If you want to join a scale-up that offers growth and ownership, keep reading.

KOR is built on leading-edge cloud technology by industry domain experts and world-class in-house engineering. We're on a mission to innovate B2B trade servicing, starting with regulatory reporting, in time for a global wave of mandated changes affecting all segments of market participants across OTC derivatives transactions. We're solving the most challenging problems by bringing fresh designs and solutions to data utility, quality, and processing inefficiencies, while unlocking significant value for clients.

Teamwork and a laser focus are central to everything we do at KOR. With the right support, we believe small, independent teams with deep expertise achieve better results and encourage skilled people to take responsibility and grow their careers. We live by the mantra: work humble, work smart, and work together.

You have a passion for high-quality, reliable, and maintainable code. You're agile, embrace feedback, and are not afraid to identify areas for improvement so we can fix issues and enhance what we do well. Above all, you judge your success by the success of your team and the happiness of our customers.

As a Backend Engineer in our Validator Team, you'll focus on maintaining and enhancing our custom-built validator engine. This system ensures regulatory messages sent to financial regulators meet strict accuracy requirements. The engine uses a JSON-based DSL for production rules and integration test scenarios, encompassing over 800,000 test cases.

This role involves:

• Configuring and maintaining the validator engine to meet jurisdictional requirements.

• Extending the rules engine (written in Java) to support new use cases.

• Implementing, debugging, and refining JSON-based DSL rules for accuracy and compliance.

• Collaborating with team members to support ten jurisdictions.

• Ensuring thorough testing and validation of all configurations.