• Strong understanding of Real-Time Communication (RTC) technologies.
• Solid knowledge of the SIP protocol, SIP routing, signaling flows, and troubleshooting methods.
• Experience working with dial plans, call routing logic, and number normalization.
• Solid understanding of network and firewall concepts (routing, NAT, ports, security rules).
• Experience working with APIs, REST interfaces, and communication platform integrations.
• Ability to produce clear and structured technical documentation and architecture designs.
• Excellent analytical and troubleshooting skills for complex communication environments.
• Proficiency with collaboration and workflow tools, including:
• Confluence (documentation, knowledge base)
• Jira (task and project management)
• ServiceNow (incident, change, and request management)