Senior Software Engineer
Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on Sep 1, 2026. Five9 scores B on the Alion truth index.
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.
To complement our rapid growth, we are actively looking for a Senior Software Engineer - Platform with experience working on Google Cloud Platform, to join our team. Five9 delivers market-leading up-time for its Contact Center application while constantly delivering new features and capabilities to highly demanding enterprise customers. This requires that Five9 continually enhances, updates and modernizes the Platform Services that the Contact Center Application runs on. This position requires excellent understanding of cloud software: how it's built, deployed, tested and managed.
Key Responsibilities:
- Contribute to the next generation of Five9’s modern SaaS platform, providing businesses the ability to improve customer service through the power of AI in the Contact Center.
- You will play a critical role in developing a highly-available, highly-scalable and reliable microservices.
- You will apply your expertise of cloud computing stack, broad software technologies, and open source tools to resolve what are often considered seemingly unsolvable cloud technology platform challenges for our customers.
- Gain deep application-level knowledge of existing systems as well as contributing to their overall design.
- Dive deep into the software stack to troubleshoot and provide production support as needed.
- Work with a team of peers, share a passion for what they’re creating and pull your own weight.
Required skills:
- 5+ years of software development experience as part of a Java development team using Spring Framework.
- Experience with designing and building highly available and scalable applications.
- Good understanding of private and public cloud design considerations and limitations in the areas of virtualization and global infrastructure, distributed systems, load balancing and networking, event processing, massive data storage and security.
- Bachelor's degree in an engineering field.
Desired skills:
- 3+ years with Cloud Platform (AWS, Azure, GCP as plus) and Spring Cloud.
- Experience and hands on skills with GCP Products such as Google Big Query, Cloud Storage, Cloud Functions, Pub/Sub, App Engine, Cloud SQL.
- Experience and hands on skills with Docker, Kubernetes.
- Hands on experience working as part of a Continuous Delivery team who continuously develop, test, deploy and manage production applications on Google Cloud Platform.
- An advanced degree in an engineering or a business discipline is highly desirable.
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.
Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at [email protected] to request an accommodation. Requests will be handled confidentially and in accordance with applicable law.
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.