Software Engineer II – C++, SIP

the opportunity to combine your existing expertise with new learnings, crafting bespoke solutions that serve our customers and partners. Responsibilities: Participate in an Agile Scrum team that practices DevOps. Write clean, well-documented code and corresponding tests. Deliver your code as part of an overall solution running in the public cloud. Develop and enhance our Media Server to support real-time integrations with Large Language Models (LLMs) and other AI services. Required Skills: 3+ years of professional experience in software development, including experience in C and/or C++. Hands-on experience developing software for real-time communications signaling and media protocols (e.g., SIP, RTP). Ability to methodically troubleshoot complex systems. Excellent communication and organizational skills, with a strong sense of ownership. Technical Skills: Modern C++ (C++17+) RTP/SIP, audio codecs, SIP/SDP ASR/TTS integration AI APIs Cloud platforms (AWS, Azure, GCP) CI/CD Containers Site Reliability Engineering (SRE) principles AI/ML and Large Language Models (LLMs) Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. View our , including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.