Senior Software Engineer

ZoomInfo Technologies LLC; United States; Hybrid; USD 120,000 - 160,000; Full time

Job summary

ZoomInfo is seeking a highly skilled mid-level Backend Engineer to join the DAAS team in Waltham, MA. You will design, develop, and maintain backend systems with Java and Node.js, and build scalable architectures using Kafka and cloud technologies.

You will collaborate with cross-functional teams to deliver features and improve performance. The ideal candidate has 2+ years in backend with Java/Node.js or 4+ years with a CS degree, plus experience with SQL Server or MongoDB and RESTful APIs.

Qualifications

• Masters in Computer Science or BS with 4+ years backend experience.
• 2+ years as Backend Software Engineer with Java/Node.js, or 4+ years with CS degree.
• Experience with SQL Server and/or MongoDB and data modeling.
• Familiarity with designing, building, and maintaining RESTful APIs.
• Knowledge of SOLID, patterns, and unit testing practices.
• Experience with logging, monitoring, and alerting tools.
• Strong problem-solving and debugging skills; proactive thinker.
• Collaborative mindset across customer support, product, and engineering.

Responsibilities

• Design, develop, and maintain backend systems using Java and Node.js frameworks like NestJS.
• Build scalable systems using event streaming technologies like Kafka.
• Collaborate with cross-functional teams to implement features for the platform.
• Refactor and improve existing codebases for performance and maintainability.
• Develop RESTful APIs following best practices and design patterns.
• Work with cutting-edge cloud technologies.
• Solve challenging problems with a great team and learn new skills.
• Push knowledge and technology to new levels through iteration.

Skills

Java

Node.js

NestJS

SQL Server

MongoDB

RESTful APIs

SOLID principles

Unit testing

Logging/Monitoring

Problem-solving

Education

Masters in Computer Science

Bachelors in Computer Science

Tools

Kafka

Docker

Kubernetes

AWS

GCP

ECS

Job description

ZoomInfo is where careers accelerate. We move fast, think boldly, and empower you to do the best work of your life. You’ll be surrounded by teammates who care deeply, challenge each other, and celebrate wins. With tools that amplify your impact and a culture that backs your ambition, you won’t just contribute. You’ll make things happen–fast.

At ZoomInfo, we encourage creativity, value innovation, demand teamwork, expect accountability and cherish results. We value your take charge, take initiative, get stuff done attitude and will help you unlock your growth potential. One great choice can change everything. Thrive with us at ZoomInfo.

We are looking for a highly skilled Mid level full-stack engineer to join the DAAS team located in Waltham Massachusetts. The ideal candidate is an experienced software engineer having knowledge of complex system design with excellent problem solving skills. DAAS is a nascent initiative and you’ll have the opportunity to affect its direction. You’ll take the lead in bringing in new ideas, testing and validating them quickly and independently, and incorporating them while socializing them with the team.

What You’ll do:

• Design, develop, and maintain backend systems using Java and Node.js frameworks like NestJS.
• Build scalable systems using event streaming technologies like Kafka
• Collaborate with cross-functional teams to understand and implement new features and functionalities for the platform.
• Refactor and improve existing codebases to enhance performance, scalability, and maintainability.
• Develop and implement RESTful APIs adhering to best practices and design patterns.
• Work with cutting-edge cloud technologies.
• Solving interesting and challenging problems alongside a great team of engineers.
• Developing new skills as you push your knowledge, and our technology, to new levels.

What you bring:

• Masters in Computer Science and 2+ years of experience as a Backend Software Engineer with a focus on Java and Node.js or 4+ years of experience and Bachelors in Computer Science.
• Experience with SQL Server and/or MongoDB - writing efficient queries, designing schemas, and ensuring data security.
• Familiarity with designing, building, and maintaining RESTful web APIs.
• Familiarity with software development best practices, including SOLID principles, design patterns, and unit testing.
• Experience with logging, monitoring, and alerting tools.
• Exceptional problem-solving skills and the ability to debug complex issues.
• Passion for developing software and continuous improvement.
• Strong desire to seek pragmatic, innovative solutions to complex business and technical problems.
• Excellent interpersonal skills and ability to collaborate with internal teams including customer support, product, and engineering.

Nice to Have:

• Experience with Kafka or other messaging systems for real-time data processing
• Demonstrable contributions to open-source projects.
• Experience with cloud technologies, specifically AWS and GCP, including deploying, monitoring, and scaling applications.
• Virtualization and orchestration of applications (Docker/Kubernetes/ECS).
• Experience building microservices architectures.

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About us:

ZoomInfo (NASDAQ: GTM) is the Go-To-Market Intelligence Platform that empowers businesses to grow faster with AI-ready insights, trusted data, and advanced automation. Its solutions provide more than 35,000 companies worldwide with a complete view of their customers, making every seller their best seller.

ZoomInfo is committed to protecting your privacy when you apply for jobs with us. Please review our Job Applicant Privacy Notice for more details on how we handle your personal information.

ZoomInfo may use a software-based assessment as part of the recruitment process. More information about this tool, including the results of the most recent bias audit, is available here.

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.