Software Engineer in Test

Company: NinjaHoldings
Location: Chicago
Posted on: June 1, 2025

Job Description:

NinjaHoldings was founded in 2017 by a team seeking to revolutionize the way everyday Americans interact with financial services. Through our NinjaHoldings and NinjaCard brands, we empower people overlooked by traditional financial institutions to take control of their finances via a full suite of digital banking and lending products, providing incentives and rewards along the way as we guide them on a path to financial improvement. Through our EDGE brand, we help companies better understand their customers by offering a package of bespoke underwriting, fraud detection, and analytics services. With offices in Chicago, Miami, and around the world through the power of remote work, we are a lean and innovative team always seeking like-minded talent to join us in our fight to disrupt consumer finance.Job SummaryThe Software Engineer in Test will be responsible for boosting the testing efficiency of the entire Engineering department by building test tools, services, and frameworks for our complex lending platform. This person will work closely with QA, Dev, and DevOps.The right candidate loves building tools for technical people. This person knows that a good tool is composed of a few things:

• A well designed interface, which may be CLI, HTTP API, or even an Python/Ruby Library API.
• Designed for thoughtful extensibility by fellow QA or Dev.
• Great tutorial and API documentation to easily promote adoption and contribution.The right candidate is a developer who thinks testing is exciting and believes all forms of testing (manual to automated) can be made faster, more efficient, and more accurate with the right kind of tools.Key ResponsibilitiesYou will be part of the QA team whose mission is not simply to test. Instead the QA team's mission is to Protect the Business and Platform. Our QA team certainly does manual and automated testing. However they also merge project branches, cut release branches, and generally perform release management and post-release monitoring because of their greater mission.You will:

• Work closely with DevOps on improving the general execution time of our automated regression system.
• Build custom Python and Ruby libraries that generate test data such as Credit Ninja customers that can be approved for a loan in testing.
• Improve the quality of QA's automated testing development by designing and implementing better abstractions for the QA team to use when constructing regression tests.
• Will integrate into various 3rd party test tools to expand the type of testing QA can do.
• Will build a system to track the long term QA metrics desired by the VP of Engineering such as the probability of test failure based on historical unit/regression test runs and code churn.Requirements:We are looking for the first Software Engineer in Test to join our team. Being the first is special because it sets the pattern for future hires in this position.
  • 5+ years of professional experience as a backend software engineer for non-trivial web applications
  • 3+ years of professional experience in Ruby on Rails Ruby
  • Experience working with Frontend developers
  • Strong communication ability to describe complex problems and solutions
  • Experience building libraries, CLI tools, and service for developers and QA
  • Strong ability to write technical documentation.
  • Experience setting up and enhancing CI/CD pipelinesAdditional Pluses, but not requirements:
    • Extensive experience using SQL and working with Postgres
    • Strong experience in QA or DevOps
    • Experience in Data Driven testingBenefits:
      • Competitive salary and benefits package
      • Flexible, remote work
      • Fun, fast-paced work environment
      • Dynamic start-up culture
      • Ability to make an immediate impact in a growth stage company
      • Convenient downtown Chicago office located in the heart of the city
      • Equal opportunity employerIMPORTANT NOTICE:
        Please carefully review communications to ensure that they are from the official Breezy applicant tracking platform (@breezy-mail.com) or an official NinjaHoldings brand email: @ninjaholdings.com, @creditninja.com, @ninjacard.com, or @edgescore.com. If you have been contacted regarding a job opening at NinjaHoldings from any other email address, including similar email variations, this is NOT a trusted source. We recommend that you refrain from responding to suspicious emails and file a complaint with the FBI's Internet Crime Complaint Center (IC3) at https://www.ic3.gov. For questions or to confirm the authenticity of a communication, please email hr @ninjaholdings.com.
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Keywords: NinjaHoldings, Milwaukee , Software Engineer in Test, IT / Software / Systems , Chicago, Wisconsin