Senior Software Engineer

At ZoomInfo, we encourage creativity, value innovation, demand teamwork, expect accountability, and cherish results. If you are collaborative, take initiative, and get stuff done we want to talk to you! We have high aspirations for the company and are seeking the right individuals to help bring our dream to life. We strive to continually improve every aspect of the company, utilizing cutting-edge technologies and processes to delight our customers and rapidly increase revenues.

As a Senior Software Engineer in the Web Applications Team, you will have the chance to experience various technologies, serving high-scale applications and big data, improving your skills in a worldwide company, and supplying value to our customers. The successful candidate will possess a robust proficiency in Node.js,TypeScript, HTML, and CSS, coupled with hands-on experience in Jest and other unit testing frameworks.

What You'll do:

• Design, implement, and own microservices and REST/ Graph-QL APIs in Node.js/TypeScript (Nest-JS preferred)
• Translate product requirements into technical designs; break down work, estimate, and deliver incrementally
• Model data and optimize queries in MongoDB; implement effective caching with Redis (TTL, eviction, hot-key mitigation)
• Ship production-ready code with unit/integration tests; participate in on-call, incident response, and postmortems
• Containerize and deploy via Docker/Kubernetes; automate builds and releases with CI/CD (blue/green or canary)
• Instrument services for logs, metrics, and traces (p95/p99); continuously improve latency, reliability, and cost
• Review code, document designs, and mentor SE II/III engineers; contribute to shared standards and best practices

What you bring:

• 7+ years of software engineering experience, including 3+ years building backend services in Node.js/TypeScript
• Strong API fundamentals: versioning, pagination, auth N/Z (OAuth/OIDC), and secure coding (OWASP)
• Hands-on with Nest-JS/Express/ Fastify,  familiarity with microservices patterns and event-driven workflows
• MongoDB expertise (schema design, indexing, basic sharding concepts) and Redis caching patterns
• Cloud experience on GCP (preferred) or AWS; Docker; working knowledge of Kubernetes; CI/CD with GitHub Actions/Jenkins/GitLab
• Observability skills: Datadog/Open Telemetry/Prometheus/Grafana; confident debugging in production
• Collaboration and communication skills; bias for clean, well-tested, and well-documented code

Advantages:

• Kafka or Pub/Sub; API Gateway/Ingress; feature flags; rate limiting and quotas
• Terraform/Helm; security tooling (SonarQube), dependency hygiene, secret management
• Performance profiling, load testing, and practical cost optimization
• Angular knowledge.

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