Design, develop, and maintain backend software solutions supporting Five9’s digital initiatives.
Build scalable, reliable, and high-performance backend systems that power platform capabilities.
Responsible for backend architecture, service design, implementation, testing, and documentation.
Translate requirements into robust backend services and APIs.
Technical exploration of emerging technologies and partner with product teams to bring innovative ideas into production.
Mentor other engineers and drive backend engineering best practices.

3+ years of industry experience in Java backend development.
Strong proficiency with server-side technologies, including:
REST API design and implementation
Microservice architectures
Backend frameworks such as Spring Boot
Databases (SQL, NoSQL, Redis)
Hands-on experience designing and implementing scalable, high-performance microservices that expose REST APIs.
Experience solving complex problems that span multiple services, products, or distributed systems.
Solid understanding of security best practices and the ability to implement measures to protect applications and data.
Ability to work both independently and as part of a collaborative engineering team.
Strong commitment to delivering high-quality, performant, and scalable backend solutions on time and within scope.
Proven ability to mentor other developers through direct guidance and code reviews.
Bachelor’s degree (or equivalent) in a relevant discipline.

Software Engineer II – Backend

Key skills