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Senior Rails Developer

🏢 Cognoa 🇺🇸 Palo Alto, CA, US 🕑 January 11

This job offer is expired

About the Senior Rails Developer position

Interested in shaping the future of digital precision medicine? We're looking for a skilled developer with in-depth experience using Ruby on Rails who is passionate about the technology powering Cognoa.

Our engineering team writes world-class code that touches thousands of users daily and makes a significant, lasting impact in people's lives. We are a small, but fast-paced and quality-focused team with considerable startup experience.

As a senior software engineer, you are expected to be proficient and comfortable working throughout the stack -- whether building stylized, dynamic UIs or debugging backend infrastructure and maintaining APIs.

We enjoy various benefits, including generous medical + dental coverage, 401k, unlimited PTO, and flexibility via working remotely.


  • Maintaining and developing APIs and web-based features using clean and efficient ruby/js/html/json code.

  • Understand and participate in all stages of our product development lifecycle, from data science to our web, iOS and Android clients. 

  • Implement industry best practices within a RoR environment, including quality assurance and compliance standards related to Protected Health Information.

  • Stay informed and up-to-date about relevant new technologies.


  • 5+ years experience; 2+ years experience working with Ruby on Rails.

  • Profound experience with building JSON APIs as well as front-end technologies such as JavaScript, HTML, CSS.

  • Experience using Amazon Web Services or other related cloud technologies.

Nice to have:

  • End-to-end experience building and maintaining server infrastructure for a deployed RoR application.
  • Experience with Artificial Intelligence and Machine/Deep Learning techniques, and the infrastructure required to support them. 
  • BS or MS degree in Computer Science, Engineering or other related area


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