Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide.
Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves.
Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide.
Living our values every day results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves.
Our Global Voice Team is looking for a committed, experienced Software Engineer II who is passionate about creating high-performing, scalable, and resilient mission-critical services that form the foundation of Five9’s next-generation contact center platform. You will have 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 privacy policy, 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.
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What We Do
Five9 is an industry-leading provider of cloud contact center solutions, bringing the power of cloud innovation to more than 2,000 customers worldwide and facilitating billions of customer engagements annually. The Five9 Intelligent Cloud Contact Center provides digital engagement, analytics, workflow automation, workforce optimization, and practical AI to help customers reimagine their customer experience. Designed to be reliable, secure, compliant, and scalable, the Five9 platform helps increase agent and supervisor productivity, connects the contact center to the business, and ultimately deliver tangible business results including increased revenue and enhanced customer trust and loyalty
