Ruby on Rails Developer
at TaxJar

TaxJar is the leading technology solution for busy eCommerce sellers to manage sales tax and is trusted by more than 9,000 businesses. We were founded to help eCommerce owners spend less time on sales tax and more time growing the businesses they love. We’re passionate about creating simple solutions and leveraging technology to solve complicated sales tax issues. We're not just about sales tax though, we're a technology-driven company focused on providing a great experience for both merchants and developers.'

We offer TaxJar Reports, a simple web-based reporting tool that organizes sales tax data into return-ready reports by state; AutoFile, a service that automatically files sales tax returns; and SmartCalcs API, a modern, accurate, sales tax API for developers to outsource sales tax rates and calculations. For developers, we have created an helpful API demo environment and also are fanatics about creating and maintaining great API documentation.

We have an immediate opening for a Ruby on Rails Developer who wants to make a difference on a growing, experienced team of entrepreneurs. This is a full-time remote position, available to folks located in the US.

We're not accepting applications from agencies at this time.

As a Rails Developer you will:

    • Write excellent Ruby on Rails code daily.
    • Be challenged weekly to solve new problems
    • Review and test your teammates pull requests
    • Create and maintain our existing Rspec test suites
    • Maintain and update our sales tax reporting application
    • Build out apps and services for managing thousands of sales tax rules
    • Help with improving and scaling our SmartCalcs API
    • Work with Rails, Heroku, Postgres, Sidekiq, Magento, WooCommerce, and more.
    • Help monitor and support 24/7 Rails applications and services
    • Ensuring the happiness of our more than 9,000 paying customers is everything to us. Every employee, even the CEO, spends time working the customer success inbox.
    • Read more about a day in the life at TaxJar


    • 2+ years production experience with: Rails 4, Postgres, Heroku, AWS, Sidekiq
    • Ability to write clear and accurate tests using RSpec/Capybara
    • Write code that is maintainable and readable by your team
    • Be accountable for the code you deliver to production
    • Manage development tasks from assignment through to production
    • Agile, humble, trustworthy, and a team player
    • Rapid learner who thrives in a fast-paced and demanding environment
    • Passion for building simple and intuitive solutions for complex problems in ecommerce
    • Prior SaaS development, API development or similar app dev experience
    • Excel at communicating with the team remotely (chat, video, email, etc)

    You’ll be a great fit on our team if you're

      • A pro at communicating
      • Well-experienced working remotely
      • Accountable
      • Never tired of learning
      • Looking for a culture that prioritizes shipping products and going to market quickly
      • Confident in your skills and a solid team player (We’re all peers here, no egos please)
      • Hungry to play an impactful role and not afraid to fail
      • Excited to be part of the company leading innovation in the sales tax space

      We’re a happy team and we all really love what we do. We've created a space where high-achievers can succeed, but are also safe to fail. We're profitable and focused on growing TaxJar sustainably. We're always learning how to make TaxJar the best place to work for all of us, and not just another tech startup. We’re always looking for an amazing new teammates to come share in the excitement of solving real-world problems with technology.


      We offer all of our employees amazing benefits. Visit for a full list of our benefits and to learn more about how we work and what we stand for.

      To apply: Please fill out our application here: FAIR WARNING: we receive lots of resumes, so treat this as a first interview. And here's an overview of our interview process: