Senior Java Developer: Overview

zingfit is in search of a Senior Java Developer to be part of our compact engineering team in Boulder, CO. Our company builds and markets the leading,  scheduling and management company for boutique fitness studios. We’re a fast-growing, dynamic organization looking for tech-savvy talent. If you like to work hard, and play harder, are intelligent and curious, and emphasize kindness and humor, you may be the ONE.

We look forward to the Senior Java Developer (minimum 8-years) being an integral part of a small team to extend our suite of online scheduling and studio management tools. The platform is driven by a cloud-native multi-tenant Java/Postgresql back end, serving both public and private APIs for: web and mobile front-end clients, our own studio admin app, a mobile app, and a host of third party integrations (such as performance metrics providers and booking aggregators like ClassPass). Experience with building scalable, stateless, resilient & highly-available applications is a must as is the proclivity to solve client business problems.


Deep experience required in the following areas
  • Java development – 8 years minimum
  • Spring Boot
  • REST API Design – 2 years minimum
  • Postgresql jOOQ (or other SQL-centric DSL)
Solid knowledge required in the following areas
  • OAuth2 / Spring Security
  • High Transaction / High Availability Systems
  • Unit, Integration and Load Testing
Working knowledge a strong plus
  • Build Automation
  • Cloud Development
  • Mobile (react native)
  • Shell scripting
  • Docker
  • AWS Services (lambda, SNS, SQS, etc)

** Competitive Salary based on experience

  • 401K with company match
  • Anthem Blue Cross Medical Coverage
  • Vision coverage
  • Gym membership reimbursement up to $400 per year plus healthy lifestyle incentives
  • Office Peloton bike with virtual classes subscription
  • Weekly office yoga classes
  • Paid Personal Days

To inquire please send an resume with cover letter and or personal introduction to

<< back to careers