Ruby Developer

The CHI Software team is not standing still. We love our job and give it one hundred percent of us! Every new project is a challenge that we face successfully. The only thing that can stop us is… Wait, it’s nothing! The number of projects is growing, and with them, our team too. And now we need a Ruby Developer. 


— Knowledge of Agile principles, open-source ecosystem, Test Driven Development (TDD);

—  Experience in OOP and MVC design and development patterns;

—  Good understanding of data structures and design patterns;

— 3+ years of back-end development experience in building large, complex, highly scalable web applications using Ruby on Rails framework;

—  Solid understanding of Ruby syntax, its nuances and core concepts;

—  Ability to write clean and readable code

—  Familiarity with concepts of RESTful;

—  Experience building API’s, including authentication, cleanliness, and role-based access permissions;

—  Experience with SQL or NoSQL database technologies (e.g. MySQL, ElasticSearch, CouchBase, Redis, etc.);

—  Comfortable with source version control software (Git);

—  Knowledge and understanding of server-side architecture best practices;

—  Deep understanding of the HTTP protocol and networking;

—  Knowledge or experience with Cloud computing technologies and environments (Amazon Web Services).



— Develop API for modern cross-platform responsible SPA from the ground up;

— Participate in design and planning discussions, contribute architecture ideas;

— Develop and test new user-facing features;

— Write highly scalable, reusable and testable code;

— Optimize application for maximum speed and performance;

— Collaborate with other team members.


Will be a plus:

—  Experience working in a UNIX environment;

—  Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3;

—  Familiarity with Angular/React/Vue or similar frontend frameworks;

—  Having Github portfolio or link to open source work.


With us you can:

Develop your technical knowledge:
— Use latest technologies;
— Participate in technical events and conferences (the cost is covered by the company);

— Opportunity to work with microservices and a lot of modern technology;

— Regular techtalks and professional development.


Improve your soft skills:
— Build strong teamwork skills and become an essential part of the dynamic teams;
— Improve your English at classes and speaking directly with clients;
— Increase your productivity and communication level via Scrum, Kanban, Agile methodologies.


What else do we offer?
— Competitive compensation and benefits;
— Flexible working schedule;
— Remote work or work in one of our development offices;
— Covered rest period (20 business days+ 5 days-off);
— Professional growth: a variety of projects, regular technical events, mentorship;
— Free English classes (we have an amazing English teaching team);
— Speaking-club with a native English speaker;
— Truly friendly atmosphere and teambuilding.


About the Ruby Team 

The Ruby team is growing and developing rapidly. In 2019, the PHP and Ruby departments were merged into WebUnitTmake it easier to exchange knowledge between developers of two programming languages, whave created lectures and video tutorials. Our developers are also actively learning JavaScript frameworks. The technological stack varies for each project and depends on the client’s needs 

If you would like to share your extensive experience, you can become an intern’s mentor or lead one of the commercial projects.  

  • 10 years — the average work experience
  • 7 developers
  • Annual internship 

This page uses cookies for analytics and the provided services improvement. By clicking “Accept,” you agree to our cookie policy and other tracking technologies applying. Read more here:Privacy Policy