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ZoomInfo Technologies LLC

Senior Software Engineer

Bethesda, USAHybridPosted 2 weeks ago

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Job type
Full-time
Work mode
Hybrid
Level
Senior
Department
Software Development
Experience
6+ years experience
Posted
Sep 17, 2026

About the role

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 you bring:

  • 6+ 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.

Preferred Qualifications

  • 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.

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.