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Software Engineer



Software Engineering
Cincinnati, OH, USA
Posted on Thursday, April 4, 2024

Role: Software Engineer, Senior - Principal

Tesouro is seeking a hands-on Software Engineer who will lead the way for our backend product. The ideal engineer will bring their experiences, best practices, and a collaborative attitude to help drive backend initiatives from the ground up, including core platform, connection to card brands, and complex billing and reporting systems. To be successful, one must effectively collaborate with product, development, and design teams to orchestrate the creation of solutions that can scale.


  • Design, code and document software to process payments and other fintech solutions
  • Expand the capabilities of our high-volume, fault-tolerant payment processing engine
  • Lead exploration of new products and features that take the organization into the future
  • Implement best patterns and practices of object-oriented design: avoid redundancy and promote efficiency, testability and supportability of code
  • Able to build software according to accepted secure coding standards
  • Mentor and guide your peers, while also learning from their diverse experiences

What will help you succeed in this role:

  • Bachelor’s or Master’s degree in Computer Science, Engineering, or related field
  • 5 plus years of experience with .Net / C#
  • Working knowledge of RESTful systems, XML, and JSON
  • Experience building fault-tolerant, scalable SaaS platforms is a plus
  • Understanding of PCI Compliance and security standards
  • Enjoy writing and shipping production software
  • Ability to build and manage automated test suites
  • Familiarity with payments and financial applications
  • Familiarity with CI/CD and build pipelines