Implementation Engineer, Backend

| Chicago

What we’re looking for:

We are actively seeking engineers with a passion for building fast, scalable, fault-tolerant solutions that bridge our clients with our platform. You’ll work with project managers, solutions engineers and clients to translate business requirements into designs that embody the aforementioned robust solutions. Leveraging Elixir, Ruby/Rails, Postgres and more, you’ll be part of a nimble, cross-functional team that is excited by complex problems, creative problem solving and diversity of thought. This is an excellent opportunity to join a talented group of smart people that are very passionate about solving meaningful problems.


  • Deliver on complex, web‐based technology projects through all phases of the project lifecycle, from project definition through implementation
  • Translate business requirements into a robust, scalable technical design
  • Implement complex business requirements through a variety of tools and technologies
  • Work closely with project managers to identify potential issues and risks
  • Work closely and collaboratively with a small cross-functional team
  • Coach and mentor our junior team members as they tackle even larger problems
  • Instill a culture of out of the box thinking, exploration and problem solving within the team
  • Help continue making CityBase an emerging leader in GovTech


  • 3+ years of related professional experience
  • Hands-on functional programming experience (Elixir and Phoenix preferred)
  • Hands-on OOP programming experience (Ruby and Rails preferred)
  • Strong SQL skills and experience with PostgreSQL
  • Experience with GraphQL
  • Demonstrable knowledge of distributed systems, stream processing, and building business critical, highly scalable, fault-tolerant apps
  • Demonstrable knowledge of data (SQL or similar query language) and data constructs (XML, JSON)
  • Experience using Test Driven Development (TDD)
  • Experience with Unix/Linux, AWS, CI/CD, Git/GitHub all a plus
  • Strong understanding of testing methodologies such as functional, SOA and performance testing
  • Bachelor’s or Master’s Degree in Computer Science or equivalent experience


  • Comprehensive benefits package including health, dental, vision, 401(k) (currently no match)
  • Flexible Spending Account, Dependent Flexible Spending Account, Pre-tax Commuter Program, company-paid short-term and long-term disability and life insurance
  • Unlimited PTO
  • Paid parental leave
  • A multitude of snacks and beverages

About CityBase:

At its best, local government is a unifying force with the power to dramatically improve lives. Govtech-company CityBase is helping smart people build intelligent government, working with cities, counties, utilities, and states to create a place as dynamic as the people who live in it, work in it, and contribute to it. Accessible and responsive, adaptive and efficient, our cloud-based platform is digitizing the city-hall experience and impacting constituents nationwide.

Interested in joining our team of 60-plus innovators at our Chicago headquarters? Check out our current job listings.

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Technology we use

  • Engineering
  • Product
    • JavascriptLanguages
    • RubyLanguages
    • ElixirLanguages
    • ElmLanguages
    • ReactLibraries
    • AsanaManagement
    • JIRAManagement
    • TrelloManagement


A central downtown Chicago Loop location close to all major CTA lines, in a high-rise office with spectacular views of the city and Lake Michigan.

An Insider's view of CityBase

How would you describe the company’s work-life balance?

We like to say we integrate the two! If you need to go to the doctor at 2pm, go. If you need to get home early for your children's soccer game, go! We know and trust that you will get your work done!


HR & Recruiting Manager

What are CityBase Perks + Benefits

Health Insurance & Wellness Benefits
Dental Benefits
Vision Benefits
Health Insurance Benefits
Vacation & Time Off Benefits
Unlimited Vacation Policy
Perks & Discounts
Company Outings

Additional Perks + Benefits

Paid Parental Leave. Competitive Pay & Stock Options.

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