C/C++ Developer (Cloud Telephony / Linux / VoIP)

C/C++ Developer (Cloud Telephony / Linux / VoIP)

We are looking for an experienced C/C++ Developer to join a team developing a Linux-based cloud-integrated communication solution. You will work as part of an Agile development team and collaborate with an international team.

Responsibilities:

• Develop software for Cloud-integrated Communication Solutions and IP telephony using C and C++.
• Design and implement High Availability (HA) and Clustering mechanisms for call processing, focusing on real-time state synchronization and seamless call failover.
• Optimize distributed data architectures to support multi-node clustering and load balancing in cloud environments.
• Work as part of an international Agile/Scrum development team.
• Work on product capacity increase and performance optimization.
• Participate in product architecture design and feature development.
• Solve engineering tasks of varying complexity.

Required skills:

• Commercial experience in C/C++ development (5+ years for Senior-level position, 3+ years for Middle-level, 1-2 years for Junior-level).
• Experience with Linux programming.
• Deep understanding of Clustering and High Availability (HA) architectures (Active/Standby, Active/Active).
• Practical experience with inter-process communication (IPC) and network synchronization techniques for real-time applications.
• Networking fundamentals and understanding of the TCP/IP stack.
• Strong debugging and bug-fixing skills.
• Experience with version control systems (Git).
• English proficiency sufficient for verbal and written communication within an international team.

Nice to have:

• Understanding of SIP/SDP and RTP/RTCP protocols.
• Experience in using AI-assisting tools for software development.
• Experience with the Redis platform. Hands-on experience with session replication and state sharing using tools like Redis or custom shared-memory implementations.
• Experience with Azure Cloud and Kubernetes.
• DevOps experience.
• Knowledge of Kamalio.
• Experience working in distributed or international teams.

Orion is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, citizenship status, disability status, genetic information, protected veteran status, or any other characteristic protected by law.

Candidate Privacy Policy

Orion Systems Integrators, LLC and its subsidiaries and its affiliates (collectively, “Orion,” “we” or “us”) are committed to protecting your privacy. This Candidate Privacy Policy (orioninc.com) (“Notice”) explains:

• What information we collect during our application and recruitment process and why we collect it;
• How we handle that information; and
• How to access and update that information.

Your use of Orion services is governed by any applicable terms in this notice and our general Privacy Policy.