Senior Software Engineer Waltham, Massachusetts, United States

Senior Backend Software Engineer (Growth Team)

Build and scale ZoomInfo’s core backend services using Java, design scalable microservices, and work with cross‑functional teams to deliver high‑performance systems serving millions of users.

What You'll Do

• Design, develop, and maintain scalable backend services and APIs using Java and related frameworks
• Architect and implement microservices that handle high‑volume traffic and complex business logic
• Collaborate with cross‑functional teams to define, design, and ship new features
• Optimize application performance, scalability, and reliability
• Write clean, maintainable, well‑tested code following best practices
• Participate in code reviews and mentor junior engineers
• Troubleshoot and resolve production issues in distributed systems
• Contribute to technical architecture decisions and system design
• Implement monitoring, logging, and alerting solutions for backend services
• Stay current with emerging technologies and industry best practices

What You Bring

• Bachelor's degree in Computer Science, a related field, or equivalent practical experience
• 6+ years of experience with backend software development using Java
• 3+ years of experience designing, analyzing, and troubleshooting large‑scale distributed systems
• 2+ years of experience leading projects and providing technical leadership
• Strong expertise in Java frameworks and technologies (Spring Boot, Hibernate, Maven/Gradle)
• Experience with RESTful API design and microservices architecture
• Proficiency with relational and NoSQL databases

Preferred Qualifications

• Master's degree in Computer Science or Engineering
• Experience with Node.js for backend development
• Experience with cloud platforms (AWS, GCP, or Azure)
• Knowledge of containerization and orchestration (Docker, Kubernetes)
• Experience with CI/CD pipelines and DevOps practices
• Familiarity with message queuing systems (Kafka, RabbitMQ)
• Experience with performance optimization and scalability
• Strong understanding of software design patterns and clean code principles

Actual compensation offered will be based on factors such as location, qualifications, skills, experience, and training.

$140,000 — $220,000 USD annually, plus bonus, equity, and other benefits.

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ZoomInfo is proud to be an equal opportunity employer, hiring based on qualifications, merit, and business needs, and does not discriminate based on protected status. We welcome all applicants and are committed to providing equal employment opportunities regardless of sex, race, age, color, national origin, sexual orientation, gender identity, marital status, disability status, religion, protected military or veteran status, medical condition, or any other characteristic protected by applicable law. We also consider qualified candidates with criminal histories in accordance with legal requirements.

For Massachusetts Applicants: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. ZoomInfo does not administer lie detector tests to applicants in any location.