Principal Software Engineer

San Francisco, CA or San Mateo, CA Full-time

Evidation Health is a technology and services company that helps individuals and the world's most innovative healthcare companies understand and influence the everyday behaviors that create better health outcomes. Evidation pairs a first of its kind discovery engine designed for better, faster, and more efficient studies with a delivery platform, Achievement, that connects individuals and the healthcare industry, including life sciences organizations, providers, payers, and digital health companies. The company's technology is designed to be entirely privacy-safe and individually-permissioned.

We’re seeking a highly motivated Principal Software Engineer to join our Enterprise Engineering team who is passionate about making a difference in the healthcare sector and is familiar with scalable architectures, data flows, and APIs. We value problem solving skills continuous learning, great communication and accountability. If you thrive on autonomy, open-ended challenges, and designing large-scale software systems, this is the perfect opportunity to take your career to the next level.


  • Develop tools that enable researchers to build and execute complex studies
  • Create API integrations with third parties that expand our ability to interact with more interventions
  • Develop support for features that allow us to communicate with and meet the needs of a diverse group of participants
  • Design out the state machine that clearly guides participants through the (often complex) steps they must complete
  • Collaborate with team members as well as staff across the company
  • Follow Agile practices to facilitate rapid development


Minimum Qualifications:

  • 5+ years developing in Ruby on Rails or Python
  • Experience with Postgres or MySQL
  • Writing tests with RSpec
  • Experience with the full web development lifecycle, including development, testing, staging, deploying, and monitoring

Preferred Qualifications:

  • Experience working across all levels of the development stack
  • Continuous integration development
  • Experience developing SaaS applications
  • Experience working with RESTful frameworks
  • Experience with React


  • Health, dental, and vision benefits for you and competitive coverage for your family
  • Relocation support
  • Equity
  • Flexible work hours
  • Open vacation policy - take time when you need it
  • Support for remote work when needed
  • Relaxed work environment
  • Your choice of computing equipment and gear
  • Lots of opportunities for growth
  • Opportunity to work on fascinating challenges that improve people’s lives
Evidation Health values diversity and is committed to equal opportunity for all persons without regard to race, color, creed, religion, marital status, age, national origin or ancestry, political activity or affiliation, physical or mental disability, medical condition including genetic characteristics, marital status, sexual orientation, gender identity, sex or gender.

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