
Empowering extraordinary customer experiences through cloud solutions
Five9 is a leading provider of cloud contact center solutions, headquartered in San Ramon, California. With over 2,000 customers, including major brands like Zappos and ADT, Five9 offers a comprehensive CCaaS platform that integrates AI-driven analytics to enhance customer interactions. The company ...
Five9 offers competitive salaries, stock options, generous PTO policies, and a flexible remote work policy to support work-life balance. Employees als...
Five9 fosters a culture focused on innovation and customer success, encouraging employees to leverage data and insights to drive impactful solutions. ...

Five9 • United States (Remote)
Five9 is hiring a Senior Full Stack Engineer to help build and scale their global voice platform. You'll work in an agile environment with technologies like Java, JavaScript, and React. This role requires strong experience in developing secure and high-performance applications.
You are a Senior Full Stack Engineer with a strong background in both frontend and backend development. You have experience working in cloud-native environments and understand the principles of performance and scalability. You thrive in agile, collaborative settings and enjoy solving complex problems across multiple systems. Your expertise includes Java, JavaScript, and frameworks like React, and you are comfortable with microservices architecture. You embrace DevOps practices and have a proactive approach to troubleshooting and supporting production platforms.
Experience with cloud platforms such as AWS or Azure is a plus. Familiarity with CI/CD pipelines and containerization technologies like Docker will help you excel in this role. You appreciate diverse perspectives and contribute to an inclusive team culture.
In this role, you will join an agile team dedicated to developing a scalable and highly available global voice platform. You will collaborate closely with Product Managers, Architects, and Engineering leaders to design, develop, and enhance mission-critical services and user experiences. Your responsibilities will include troubleshooting and supporting the current platform in production, ensuring high performance and reliability. You will design and implement secure microservices and web applications that support millions of customer interactions worldwide. You will also participate in code reviews and contribute to the continuous improvement of development processes.
Five9 offers a team-first culture that celebrates diversity and fosters an inclusive environment. You will have the opportunity to work with cutting-edge technologies and contribute to innovative solutions that enhance customer experiences. We encourage you to apply even if your experience doesn't match every requirement, as we value curiosity and a growth mindset. Join us in our mission to bring joy to customer experience while enjoying the journey together.
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