Software Engineer III

What You'll do

• Design, develop, and maintain scalable and reliable services and APIs (REST and GraphQL) behind our intent and search features.
• Evolve our existing intent and search features and build new ones that shape where the product goes next.
• Build and improve the Angular and React interfaces customers use to search, filter, and act on intent data.
• Build production-ready systems with a focus on performance, reliability, scalability, and maintainability.
• Own features and projects end-to-end across the stack, from technical design and implementation through deployment, monitoring, troubleshooting, and ongoing improvements.
• Work with distributed systems and event-driven architectures using Kafka and Pub/Sub, including messaging and asynchronous data flows.
• Design and implement APIs and services that integrate with other internal and external systems.
• Work with large and complex data flows in MongoDB and BigQuery, and understand how data moves through backend systems.
• Deploy, monitor, troubleshoot, and improve services running in production on GKE and Cloud Run.
• Participate in system design and architecture discussions and help make sound technical decisions.
• Collaborate with Product, Design, QA, and other engineering teams to deliver complete solutions.
• Investigate complex production issues and identify root causes rather than only addressing symptoms.
• Improve existing systems and proactively identify opportunities to increase reliability, performance, and engineering efficiency.
• Use AI coding tools as part of your everyday workflow to write, review, test, and debug code faster.
• Provide technical guidance to other engineers and contribute to engineering best practices.

What Success Looks Like

• Owns features from initial design through production, across backend and UI.
• Understands how services actually run, communicate, scale, fail, and recover in production.
• Can independently investigate and resolve complex backend and production issues.
• Builds systems and interfaces that are reliable, maintainable, observable, and scalable.
• Makes thoughtful technical and architectural decisions.
• Proactively identifies problems and improvements rather than waiting for requirements.
• Acts as a technical owner and contributes to the growth and effectiveness of the engineering team.

Actual compensation offered will be based on factors such as the candidate’s work location, qualifications, skills, experience and/or training. Your recruiter can share more information about the specific salary range for your desired work location during the hiring process. We want our employees and their families to thrive.

In addition to comprehensive benefits we offer holistic mind, body and lifestyle programs designed for overall well-being. Learn more about ZoomInfo benefits here.

Below is the US base salary for this position. Additional compensation such as Bonus, Commission, Equity and other benefits may also apply.

$112,000—$176,000 USD

• 3+ years of professional experience in software engineering and building production systems, with most of that on the backend.
• Strong experience with Node.js and TypeScript, or a similar backend technology.
• Experience building modern web UIs with Angular and/or React.
• Deep understanding of backend development principles, APIs, services, databases, and distributed systems.
• Hands-on experience building and operating production applications, including debugging and troubleshooting real-world issues.
• Experience with event-driven systems and messaging technologies, particularly Kafka.
• Experience designing and working with both REST and GraphQL APIs.
• Experience with cloud infrastructure and services; GCP experience is preferred.
• Strong understanding of scalability, performance, reliability, observability, and system design.
• Demonstrated ability to take ownership of complex projects and drive them from design through production.
• Strong problem-solving skills and ability to investigate complex technical issues independently.
• Strong communication skills and ability to make and explain technical decisions.

• Experience with NestJS.
• Strong experience with GCP and cloud-native services such as Pub/Sub, BigQuery, GKE, and Cloud Run.
• Experience with MongoDB or other NoSQL databases.
• Experience with search systems: indexing, ranking, relevance tuning, or query performance.
• Experience with ML-driven or AI-powered features, such as signal scoring, embeddings, or semantic search.
• Experience with Kubernetes and containerized applications.
• Experience with CI/CD and production deployment pipelines.
• Experience with monitoring and observability tools.
• Experience with high-scale or distributed systems.
• Deep experience with Angular or React, plus an eye for UX and frontend performance.

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.

ZoomInfo (NASDAQ: GTM), the all-in-one AI GTM platform, enables sales, marketing, and customer success teams to execute their go-to-market strategy with confidence. Powered by the industry's most comprehensive B2B data, including more than 100 million companies, 500 million contacts, and billions of signals, ZoomInfo delivers the intelligence, automation, and integrations that modern revenue teams need to identify, engage, and convert their best buyers.

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.

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.