Software Engineer II | Voice

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.  About Five9 Five9 is a leading provider of cloud software for the enterprise contact center market, bringing the power of the cloud to thousands of customers and facilitating more than three billion customer interactions annually.

Since 2001, Five9 has led the cloud revolution in contact centers, helping organizations transition from legacy premise-based solutions to the cloud. Five9 provides businesses with cloud contact center software that is reliable, secure, compliant and scalable, designed to create exceptional customer experiences, increase agent productivity, and deliver tangible business results.

About The Team

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 are the foundation of Five9’s next‑generation contact center platform. You will have the opportunity to combine your existing expertise with new learnings to craft innovative solutions that serve our customers and partners.

Role Responsibilities Participate as a member of an Agile Scrum team practicing DevOps. Write clean and well-documented code and tests Deliver your code as part of an overall solution running in the public cloud Required Skills & Qualifications 3+ years of hands‑on experience developing microservices using Java/Kotlin with the Spring Boot framework.

Experience working with public cloud technologies (AWS or GCP). Strong experience building and deploying cloud applications. Ability to methodically troubleshoot complex systems. Excellent communication, collaboration, and organizational skills. Strong sense of ownership and accountability. Ability and willingness to participate in on‑call rotations.

Preferred Skills Experience developing REST APIs, and building unit, functional, and integration tests using JUnit. Experience using Gradle and deploying applications on public cloud environments using CI/CD pipelines. Familiarity with JavaScript/TypeScript is a strong plus.  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.

Five9, Inc., together with its subsidiaries, provides cloud software for contact centers in the United States and internationally. The company offers virtual contact center cloud platform that delivers a suite of applications, which enables the breadth of contact center-related customer service, sales, and marketing functions.

Its solution enables its clients to manage these customer interactions across various channels, including voice, video, chat, email, website, social media, click-to-call,...