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Java/Kotlin Software Engineer

United States


This Pittsburgh-based payments technology start-up company is on a mission to enrich the payments experience by empowering partners, merchants, and cardholders alike with easy to use payment solutions. Leveraging technology that enables a simple approach to even the most complex payments and a fun and approachable staff that believes true value comes in the form of more than just monetary savings.

In the last two years, they have made acquisitions around the country to expand their reach, client portfolio, and abilities as a company to make an impact in the financial technology industry.


The backend developer is responsible for developing and enhancing our payment platform and value added tools. This is a complex payments system and has many features that our customers leverage every day to run their businesses. We are looking for candidates that aren't afraid to dig into the system and become productive quickly. We value constructive feedback and want employees to feel comfortable proposing well thought out improvements and suggestions.

  • Work with a wide range of systems, processes and technologies to own and solve problems from end-to-end
  • Debug production issues across services and multiple levels of the stack
  • Design, build, and maintain APIs, services, and systems
  • Work with engineers across the company to build new features at scale
  • The ability to thrive in a collaborative environment involving different stakeholders and subject matter experts
  • The ability to stitch together many different services and processes together even if you have not worked with them before
  • Pride in working on projects to successful completion involving a wide variety of technologies and systems
  • Improve engineering standards, tooling, and processes
  • Uphold best practices in engineering, security, and design
  • Other duties, as assigned


  • Passionate about programming with meaningful experience as a backend Java developer
  • Experience developing backend web services in a microservice architecture along with command over common data structures and design patterns
  • Solid understanding of API design, particularly principles of REST in highly scalable environments
  • Experience with Maven and Gradle build frameworks
  • Strong SQL skills, specifically with PostgreSQL, including pros/cons of various approaches to access, and ability to recognize and address potential performance issues
  • Experience with Git and GitFlow
  • Interest in staying current with new technologies and applying modern, practical solutions to problems
  • Comfortable working in a casual but fast-paced agile environment

Nice to have:

  • Experience with Kotlin in a non-mobile implementation, e.g. web services
  • Understanding of best practices for automated testing, both at application and system level
  • Comfortable using AWS or other cloud-based service providers
  • Practical knowledge of running JVM-based applications in a production environment
  • Familiarity with payments platforms or the payments industry


  • Competitive package tailored to experience
  • Paid Parental Leave
  • Holiday time-off and generous PTO
  • Access to on-premises gym, locker rooms, indoor bicycle storage, and lounge
  • Occasional remote work allowances for eligible employees

If you’re interested in the above description, please apply with your CV by clicking on the “apply” button! For questions please contact Jonathan at jonathan@paymentgenes.com

About us
PaymentGenes empowers the payments industry by focusing on the fundamentals for business growth. We achieve this by providing industry leading payments recruitment (permanent & Interim), business Consultancy & Data Strategy services. Our clients are among the biggest Payments, FinTech & other Financial Institutions around the world.

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