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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.
Role Overview
Design, build, and operate the server-side systems that power our screen recording platform. This role focuses on developing scalable, reliable backend services and APIs that support recording session orchestration, large file ingestion, and secure data handling. You will be a core contributor to a Java-based, cloud-native microservices architecture that supports real-time and asynchronous workloads at scale.
Key Responsibilities
Service & API Development
Design, develop, and maintain performant backend services using Java and Spring Boot.
Build and evolve RESTful APIs for core platform capabilities, including recording session lifecycle, file and chunk uploads, and user/account management.
Implement reliable ingestion pipelines for large video chunks with retries, idempotency, and failure handling.
Ensure secure, efficient data storage and retrieval using cloud-managed databases.
Implement robust authentication and authorization mechanisms to protect platform resources and APIs.
Architecture, Quality & Reliability
Contribute to the design and evolution of a microservices-based architecture, balancing scalability, maintainability, and operational simplicity.
Write clean, well-structured, and thoroughly tested code, including unit, integration, and API-level tests.
Participate actively in code and design reviews, maintaining a high engineering bar.
Implement structured logging, metrics, monitoring, and alerting to support production observability.
Continuously optimize performance and scalability to handle increasing traffic and data volume.
Collaboration & Operations
Work closely with desktop, frontend, and data engineering teams to deliver end-to-end features.
Participate in the full software development lifecycle, from design and implementation to deployment and ongoing maintenance.
Contribute to a strong DevOps culture, including CI/CD pipelines and automated deployments.
Assist in debugging, incident response, and root-cause analysis for production issues.
Technical Stack
Language
Java
Frameworks
Spring Boot
Spring Security
Spring Data
Cloud
Google Cloud Platform (GCP) or Amazon Web Services (AWS)
Databases
NoSQL (e.g., Google Cloud Datastore, DynamoDB)
Relational (e.g., PostgreSQL, MySQL)
Messaging & Async Processing
Pub/Sub, Kafka, or similar distributed messaging systems
Testing
JUnit
Mockito
Spring Test
Containerization & Orchestration
Docker
Kubernetes
Required Qualifications
3+ years of experience in backend software development.
Strong proficiency in Java and the Spring Boot ecosystem.
Hands-on experience designing and implementing RESTful APIs.
Experience working with cloud platforms (GCP or AWS).
Familiarity with both SQL and NoSQL databases.
Solid understanding of testing, debugging, and production readiness.
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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