Job Overview:

We are currently looking for an experienced, proactive and detail-oriented engineer to join our team in a new Orion Innovation office in Vilnius, Lithuania as C++ developer. We are looking for a self-motivated contributor with C++ fundamental knowledge and understanding of VoIP systems.


  • C++ development following recent C++ standards (C++11, C++14, C++17)
  • Issues investigation and resolution coordination of issues and defects within technology and with external vendors.
  • Root cause analysis and documenting the findings.
  • Work independently and collaboratively with a motivated team
  • Provide helpful and clear feedback to peers in code reviews
  • Take part in the entire project lifecycle from requirements development to deployment
  • Build automation/CI, deployment, and support
  • Be a part of SCRUM team


  • 1+ years of experience as C++ engineer
  • Experience in developing networking protocols (TCP/IP, TCP/UDP, HTTP)
  • Knowledge of network protocol analyzer tools (preferably wireshark)
  • Unix advanced usage (console commands)
  • SQL skills
  • GIT version control system effective usage
  • Jira experience
  • Experience in server software development and understanding of microservice architecture
  • Work experience in Agile environment
  • Written and Spoken English


  • Experience in VoIP area
  • Maven/Gradle usage
  • Understanding and knowledge of Real Time Protocol (RTP) and Session Initiation Protocol (SIP)
  • Containerization/virtualization/orchestration concept understanding (Docker, Kubernetes)
  • PBX functionality understanding
  • Understanding of network protocols theory: TLS,XSLT, HTTP REST API

We offer:

  • Employment in a stable, well recognized international company
  • Competitive salary and benefits
  • Tolerant and diverse environment
  • A friendly team of professionals
  • Flexible working hours
  • Medical insurance
  • Training programs and excellent travel conditions
  • Variety of recognition opportunities
  • Modern office in one of the most beautiful East European city – Vilnius
Keep Connected