Teamlead (Core NG)

Technology Stack:

C++, Rust, Haskell



Teamlead (Core NG)

JettyCloud looks for IT professionals on behalf of RingCentral to join its team in Sofia.

RingCentral Bulgaria is a new European branch of an American company RingCentral. JettyCloud is a software R&D center that works for RingCentral. Due to our long-term partnership we help the company to find talented engineers who will work on #1 cloud communications solution.

The Core NG is an infrastructure projects team. It develops and maintains back-end applications in C++/Rust/Haskell. Creates services by videoconferencing traffic routing and image conversion, supports highly loaded object data storage. Our specialists are involved in the development of high-load server systems operating 24/7.

You will

  • Lead a cross functional team - QA + developers.

  • Improve and adjust teamwork processes.

  • In collaboration with architects, update the backlog and be responsible for the full development cycle.

  • Gather requirements and maintain technical documentation.

  • Be directly involved in the design and development of new functionality in C++, Rust and Haskell.

  • Maintain existing code, analyze and fix bugs.


  • Experience in managing a cross functional or development team.

  • Understanding of Agile development methodologies (Scrum, Kanban).

  • 6+ years of experience in server software development.

  • Experience in C++ Linux programming.

  • Knowledge of modern C++ standards (C++17 and higher).

  • Deep understanding of the mechanisms and protocols of network interaction.

  • Ability to communicate effectively and work in a team.

Will be a plus

  • Experience with Rust would be a big plus.

  • Haskell development experience.

  • Experience in developing high-load, fault-tolerant services.

  • Understanding of modern containerization / orchestration technologies (Docker, Kubernetes, etc.).

We offer

  • Well-coordinated professional team;

  • Cutting edge technologies, interesting and challenging tasks, dynamic project, great opportunities for self-realization, professional and career growth;

  • Flexible working hours and opportunity for a hybrid work;

  • Job placement and payment of salary take place according to the labor code, as well as vacation and sick lists;

  • Medical Insurance, including Dental and Vision;

  • Life Insurance;

  • Business Travel Insurance;

  • Employee Assistance Program;

  • Vacation 25 days vacation;

  • Tickets compensation - $500 per family member (but not more than $2000);

  • Accommodation compensation - $2000 (if employee lives in apartments which are provided by RC) or $2500 (if rents accommodation by himself);

  • Meal vouchers.

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