Senior Software Engineer - Platform Integrations

About the role

Career Details
Req ID: JR107649
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.

What You Will Do

• Design, build, and maintain scalable backend services using Node.js (NestJS). Java (Spring Boot) is a plus
• Develop and manage our platform integrations layer, handling connectivity, data ingestion, and exports between ZoomInfo's data layer and third-party integrations
• Design systems for reliable job execution, retries, state management, and long-running processes
• Implement orchestration patterns for complex, multi-step business processes
• Design and maintain APIs and internal services that integrate with external systems
• Build observability into systems (logging, tracing, metrics) to monitor integration health and performance
• Ensure high availability, fault tolerance, and scalability of backend systems handling large volumes of events
• Optimize system performance, throughput, and latency across distributed systems
• Troubleshoot and resolve production issues in complex, asynchronous systems
• Lead medium to large-scale feature development, working independently while coordinating with cross-functional teams
• Collaborate with product and platform teams to define integration requirements and execution guarantees (SLAs/SLOs)
• Participate in agile development processes, sprint planning, and technical discussions
• Provide technical mentorship and conduct thorough code reviews to elevate team capabilities
• Stay current with emerging technologies and evaluate new tools for potential adoption
• Support production systems through monitoring, troubleshooting, and reliability improvements

What You Bring

• Bachelor's degree in Computer Science, related field, or equivalent experience
• 5+ years of software engineering experience with a focus on backend systems
• Strong experience with Java (Spring Boot) and/or Node.js (NestJS)
• Experience building integrations with CRM or MAP platforms such as Salesforce, HubSpot, or Microsoft Dynamics 365
• Familiarity with no-code/low-code integration platforms (e.g., Fivetran, Zapier, or similar)
• Solid understanding of authentication and authorization protocols including OAuth 2.0, OIDC, SAML, and JWT
• Experience with third-party API patterns — rate limiting, pagination, error handling, and data transformation pipelines
• Proficiency with MongoDB and comfort working across relational and NoSQL data stores
• Experience designing and implementing RESTful and webhook-based APIs with strong grasp of versioning, reliability, and backward compatibility
• Solid understanding of software architecture patterns, cloud platforms, databases, and distributed systems concepts
• Proven experience with performance optimization, security best practices, and scalable system design
• Demonstrated ability to write clean, maintainable, production-quality code and conduct effective code reviews
• Strong problem-solving skills with the ability to debug complex technical issues and implement robust solutions
• Excellent communication skills for collaborating with technical and non-technical stakeholders
• Experience with agile development methodologies, version control systems, and CI/CD practices

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.

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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.