Backend Developer

DNSFilter is hiring a remote Backend Developer. This is a full-time position that is 100% remote with no geographical restrictions. Work remotely from anywhere. DNSFilter – Protect your users from online security threats and inappropriate content.

Want to help the DNSFilter’s team secure the internet?

Want to work with a team of experienced developers from around the world?

Like to make a positive impact on customers?

Want to work with great people at one of the fastest-growing startups in the industry?

If this is you, you might be interested in the opportunity to join DNSFilter!

DNSFilter (a TechStars 2018 company) is a fast-growing SaaS startup with over 1700+ customers and is cash-flow positive. We are a proven product in a proven market.

🎁Why work at DNSFilter?

  • Growth prospects – grow within the organization!
  • Strong engineering and infrastructure to support you
  • Work from home!
  • Experienced founders who have built successful teams and successful companies
  • Company gatherings each year (last year we all met on a beach in Colombia for 1 week)
  • Paid vacations and holidays
  • Full medical and dental benefits for US employees

What we need:

  • Backend development to add and modify database driven REST endpoints in Ruby on Rails and/or Elixir
  • Some Golang or C# experience
  • Commit source code changes in Git branches
  • Write RSpec tests
  • Work with a development manager to estimate, report progress, and indicate completion through project tracking tool (ZenHub)
  • Occasionally analyze production bugs.


  • Proficient in English: read / write / and speak English (over video calls)
  • Bachelor’s degree in Computer Science, Software Engineering, or similar field (or a long work history in software)
  • 2+ years of Ruby on Rails development
  • 4+ years of software development
  • Experience with ActiveRecord, SQL, REST endpoints, RSpec, Git
  • Some experience working from home
  • Live within 5 hours of Eastern Standard Time, and able to work close to a standard work day in Eastern Standard Time

Extra Credit:

  • Experience with mobile development (Android, iOS)
  • Familiarity with Docker
  • Knowledge of how DNS works, Active Directory, and other networking concepts

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