Principal Software Engineer

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. About the Job This role sits on the Chorus Engineering team in Toronto, working on mission-critical backend systems that power our conversation intelligence platform. You'll be a technical anchor on the team, setting standards, driving architecture, and elevating the engineers around you. What You'll Do Design, build, and deploy architecture and implementation of mission-critical backend systems from inception to production Drive technical standards, architecture decision records, and actively participate in and elevate the quality of code reviews Improve the existing product and support large-scale system performance and reliability Mentor senior engineers through technical partnership, not direct management Build third-party integrations with major conference providers using SDKs What You Bring 9+ years of hands-on software development experience using Python Proven experience with distributed systems software design Strong knowledge of RESTful API standards Proven experience in distributed microservices development Experience with cloud-based infrastructure (AWS or GCP) Knowledge of industry best practices for package management and release cycles (CI/CD) Experience with NoSQL (MongoDB / Elasticsearch) and SQL databases Strong personal accountability and informal leadership skills Excellent communication skills Education: BSc in Computer Science, Mathematics, Software Engineering, or equivalent experience #LI-HYBRID #LI-AR2 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.