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SIP Developer

Location: Remote
Compensation: To Be Discussed
Reviewed: Tue, Jul 07, 2026
This job expires in: 30 days

Job Summary

To support a high-impact team, the contract SIP Developer will work remotely, focusing on designing and maintaining OCCAS-based SIP applications, implementing SIPREC recording flows, and integrating SIP solutions with enterprise contact center systems.

Key responsibilities
  • Design, develop, and maintain OCCAS-based SIP applications with advanced routing logic and session handling
  • Implement SIPREC-based recording flows and troubleshoot complex SIPREC scenarios
  • Integrate SIP solutions with SBC infrastructure and optimize SIP transport reliability
Required qualifications
  • Deep hands-on expertise with SIP protocol (RFC 3261), SIPREC, and session management in OCCAS/WebLogic environments
  • Strong Java / J2EE / SIP Servlets development background
  • Proven experience building SIP call orchestration logic beyond basic SBC/networking configuration
  • Hands-on experience with Oracle OCCAS or equivalent SIP app server and contact center solutions
  • Familiarity with CI/CD tools and advanced troubleshooting in high-volume SIP environments

COMPLETE JOB DESCRIPTION

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