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Senior Rails Developer - US Only (100% remote)

ZOLL Medical - permanent

United States

01 Jul

Applicants must reside in: United States

ZOLL Medical is a growing, innovation-driven company that specializes in delivering medical devices and software solutions that help advance emergency care and save lives. Hospitals, emergency medical services (EMS), and others trust us to provide high-quality products and services in over 140 countries. Our products are used every day across the globe to save the lives of people who suffer sudden cardiac arrest. 

We are a small engineering team within Zoll that builds software to distribute, maintain and deploy life saving devices to improve outcomes for sudden cardiac arrest patients. Our platform integrates web and mobile applications with internet connected devices. We follow agile software development practices and make an effort to keep up with the changing landscape of tools and techniques in our industry. We find our work meaningful and incredibly rewarding. We're looking for a like-minded Full-Stack Developer who feels the same.


  • Improve features in our existing software.
  • Build the next version of our software.
  • Apply your skills across the full stack, as needed.
  • Flexibility to specialize in an area that interests you. (e.g., front-end, API, devops, mobile, etc.)
  • Perform code reviews.
  • Assess technical feasibility of new product features.
  • Enhance productivity through automation and process improvement.
  • Engage in weekly online sprint meetings.
  • Share knowledge during weekly engineering standups. 

Other Duties:

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities that are required of the employee for this job.  Duties, responsibilities, and activities will be reviewed periodically as duties and responsibilities change with business necessity.  Essential and marginal job functions are subject to modification.


Our Tech Stack: 

  • Ruby on Rails
  • Postgres
  • Redis
  • Sidekiq
  • React
  • Stimulus 

About You: 

  • 5+ years of professional experience building software applications
  • 2+ years of professional experience with Rails
  • Professional experience building APIs using Node, Ruby or other popular server technologies
  • Comfortable with Git/Github
  • Previous experience working on a remote engineering team
  • Experience with HTML, CSS and one of the modern JavaScript frameworks 

You’re a great fit if you are: 

  • Passionate about the craft of software development.
  • Able to work independently, but also enjoy collaborating with teammates on technical challenges.
  • A lifelong learner.

Salary and Perks

We operate like a startup, but have the financial stability and comprehensive benefits package you would expect from a larger company. - We have a remote engineering team that meets on site in Chelmsford, Massachusetts a couple of times each year. - We are a small, tight-knit team that cultivates a friendly and welcoming environment.

ZOLL Medical Corporation appreciates and values diversity.  We are an Equal Opportunity Employer M/F/D/V. 

Ruby on Rails

About ZOLL Medical

ZOLL Medical Corporation, an Asahi Kasei Group Company, develops and markets medical devices and software solutions that help advance emergency care and save lives, while increasing clinical and operational efficiencies. With products for defibrillation and monitoring, circulation and CPR feedback, data management, therapeutic temperature management, and ventilation, ZOLL provides a comprehensive set of technologies that help clinicians, EMS and fire professionals, and lay rescuers treat victims needing resuscitation and acute critical care.


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