Junior Software Engineer - Backend - Core

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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.

Our team is looking for an energetic Java Software Engineer who is passionate about creating high-performing, scalable, and resilient mission critical back-end services that are the foundation of Five9’s contact center platform. As a member of the team you will take end-to-end ownership of a solution to deliver services enriching our Contact Center platform and applications. In this highly visible and influential role your work will build the foundation to support the efforts of multiple teams. Your work in building APIs will set the standard across the organization by eliminating inconsistencies and streamlining the efficiency of our core services.

Key Responsibilities:

Be part of an agile team to develop scalable, highly available core platform services
Participate and contribute to requirements analysis
Collaborate with product managers, architects, engineering leaders and test engineers
Understand performance and scalability principles and apply when developing software
Troubleshoot and support current platform in production
This position requires the ability to be part of on-call rotation, troubleshooting issues

Requirements

2+ years of industry experience in server-side development and integrations
2+ years of experience in Java
Strong Computer Science fundamentals in design, data structures, problem solving
Experience with any public cloud platform and microservices is a plus
Deep knowledge and experience in building Spring Framework applications
Experience in implementing RESTful and RPC interfaces
Experience in applying design patterns and separating concerns in a distributed system
Experience developing and deploying internet scale, distributed services
Experience working with SQL and NoSQL databases and caches
Experience working within an Agile/Scrum team
Positive, self-motivated and enthusiastic attitude with a strong-sense of ownership
Strong communication skills, both verbal and written

Benefits:

Five9 Shares
Bonus Scheme
10% Flexi Benefit
Meal Allowance
Medical Insurance
Life Insurance
25 day Annual Leave + Public Holidays

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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Post Date

2025-05-21

Job Type

Employment type

Full-time