Senior Software Engineer

Remote position

We’re seeking a proficient Ruby Software Engineer with experience in team leadership. Perfect candidate will have a strong technical foundation in Ruby and Ruby on Rails, leadership capabilities to mentor and guide the team, and a proactive approach to collaborating with project managers in monitoring project advancement.


Who We Are:

GMS is the AI-driven communications solutions partner for Mobile Network Operators and enterprises globally. Through recent acquisitions, GMS has enhanced its product portfolio with Generative AI and Conversational AI, as well as improving the technical capabilities of GMS CPaaS. Together with our clients we identify growth opportunities and co-create secure, engaging AI-driven communications solutions that build trust between brands and their audiences, enabling next-generation customer experiences. We are the strategic partner of choice, ready to greenlight tomorrow.


What You’ll Do:

  • Design, develop and further support applications created by the company.
  • Identify and resolve various of technical issues.
  • Work closely with project managers to monitor project timelines, track task progression, and address any obstacles that may arise.
  • Oversee the Ruby development team, pull requests review.
  • Mentor and provide technical support to team members to help them implement strong coding solutions.


What We Expect:

  • Minimum of 4-5 years of professional experience working with Ruby and Ruby on Rails. Experience with other programming languages like Python and Rust will be viewed favourably.
  • Strong understanding of the framework and its surrounding ecosystem.
  • At least 2 years of experience with PostgreSQL and message queue platforms.
  • Ability to design and manage database schemas and incorporate asynchronous messaging into applications.
  • Proficiency in Docker, knowledge of Kubernetes is a valuable asset.
  • Strong background in Git and a demonstrated history of maintaining code quality through thorough pull request reviews.
  • Proven leadership experience in guiding development teams, with a track record of mentoring team members and cultivating a team-oriented work environment.
  • Excellent written and verbal English communication skills.


Will be a plus:

  • Understanding of machine learning algorithms and LLMs.
  • Familiarity with CI/CD tools for automating testing and deployment processes.
  • Experience with front-end technologies.
  • Knowledge and experience with Terraform.


What we offer:

  • Multicultural and dynamic environment in fast-growing worldwide business.
  • One-of-a-kind company culture — a mixture of an open mindset, high dedication, striving for success, and team spirit.
  • Professional team that is committed and stands for the highest standards of performance.
  • Our values – Integrity, Agility, and Commitment – are vivid in day-to-day company activities.
  • Customer-oriented culture with a high respect for both internal and external customers.
  • Competitive salary and bonus system.


Please submit the form below or send your CV and cover letter to


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