Senior Software Engineer - PA051

Socket.dev; Bethesda (MD); Hybrid; USD 140,000 - 220,000; Full time

Job summary

ZoomInfo is seeking a Senior Backend Software Engineer on the Apps team to design, develop, and scale core backend services using Node.js, with Java as optional; you will build scalable microservices powering millions of users.

You will mentor engineers, participate in code reviews, implement monitoring, and stay current with AI-assisted development practices while contributing to architecture decisions.

Qualifications

• Bachelor's degree in CS or related field or equivalent experience
• 6+ years backend development with Node.js and Angular
• 3+ years designing, analyzing, and troubleshooting large-scale distributed systems
• 2+ years leading projects and providing technical leadership
• Strong expertise in Node.js frameworks and technologies
• Experience with RESTful API design and microservices architecture
• Proficiency with MongoDB and NoSQL databases

Responsibilities

• Design, develop, and maintain scalable backend services and APIs using Node.js
• Architect and implement microservices to handle high-volume traffic and complex logic
• Mentor junior engineers and conduct code reviews in line with best practices
• Collaborate with cross-functional teams to define, design, and ship features
• Implement monitoring, logging, and alerting for backend services

Skills

Node.js

Angular

Distributed systems

Project leadership

RESTful APIs

MongoDB

Education

Bachelor's degree in Computer Science or related field

Tools

Docker

Kubernetes

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.

About the Role:

As a Senior Backend Software Engineer on the Apps team, you'll be at the forefront of building and scaling ZoomInfo's core backend services. You'll work primarily with Node.js to develop robust, high-performance systems that power our platform and serve millions of users. You'll design and implement scalable microservices, optimize existing systems, and build infrastructure that enables rapid feature development. Your expertise in Node.js will be essential, while knowledge of Java will provide valuable flexibility in our diverse technology ecosystem. Our engineering culture values diversity, intellectual curiosity, problem-solving, and openness. We encourage collaboration, big thinking, and calculated risk-taking in a blame‑free environment. You'll have the autonomy to work on meaningful projects while receiving the support and mentorship needed to grow your career.

What You'll Do:

• Design, develop, and maintain scalable backend services and APIs using Node.js and related frameworks
• Architect and implement microservices that handle high-volume traffic and complex business logic
• Leverage AI‑powered development tools (such as Claude, Cursor, GitHub Copilot) to accelerate development, improve code quality, and solve complex technical challenges
• Collaborate with cross‑functional teams to define, design, and ship new features
• Optimize application performance, scalability, and reliability
• Write clean, maintainable, and well‑tested code following best practices
• Participate in code reviews and mentor junior engineers on modern development practices, including effective use of AI assistance tools
• Troubleshoot and resolve production issues in distributed systems
• Contribute to technical architecture decisions and system design
• Implement monitoring, logging, and alerting solutions for backend services
• Stay current with emerging technologies, AI‑assisted development practices, and industry best practices

What You Bring:

Required Qualifications

• Bachelor's degree in Computer Science, a related field, or equivalent practical experience
• 6+ years of experience with backend software development using Node.js and Angular
• 3+ years of experience in designing, analyzing, and troubleshooting large‑scale distributed systems
• 2+ years of experience leading projects and providing technical leadership
• Strong expertise in Node.js frameworks and technologies
• Experience with RESTful API design and microservices architecture
• Proficiency with relational and NoSQL databases like MongoDB

Preferred Qualifications

• Master's degree in Computer Science or Engineering
• Experience with Java for backend development (strong advantage)
• Hands‑on experience with AI‑assisted development tools (Claude, Cursor, GitHub Copilot, or similar platforms)
• Demonstrated ability to effectively leverage AI technologies to enhance productivity, code quality, and problem‑solving
• Experience with cloud platforms (AWS, GCP, or Azure)
• Knowledge of containerization and orchestration (Docker, Kubernetes)
• Experience with CI/CD pipelines and DevOps practices
• Familiarity with message queuing systems (Kafka, RabbitMQ)
• Experience with performance optimization and scalability
• Strong understanding of software design patterns and clean code principles
• Passion for exploring and adopting innovative development tools and methodologies

#LI-SK1

#LI-Hybrid

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.

$140,000 — $220,000 USD

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.