Senior Principal Software Engineer
Architects and builds ZoomInfo’s distributed data-platform infrastructure, including federated GraphQL access, real-time pipelines, indexing, and observability. The role requires 10+ years of software engineering experience, cloud-native expertise, and strong distributed-systems design skills.
About the job
Responsibilities
- Design and build scalable infrastructure for the GTM Store and ZoomInfo Data Platform with sub-second query latency.
- Architect metadata-driven GraphQL APIs for dynamic schema generation and query federation.
- Develop asynchronous secondary indexing systems to scale capacity and reduce primary data-store load.
- Design real-time analytics streaming pipelines from BigTable to BigQuery.
- Develop data mutation and deletion frameworks supporting GDPR compliance and schema evolution.
- Implement CDC pipelines and calculated-field processing for derived data views.
- Build observability and monitoring solutions for diagnosing issues across distributed data systems.
- Create batch and streaming data-processing workflows for complex relationships at scale.
- Collaborate with engineering leaders and product managers on the technical roadmap.
- Mentor engineers and establish best practices for cloud-native data infrastructure.
- Partner with cross-functional teams to address data-platform requirements.
- Drive solutions for data freshness, query performance, and system reliability.
Requirements
- Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent experience.
- 10+ years of software engineering experience building large-scale data platforms.
- Expertise with distributed NoSQL databases and data warehousing systems.
- Strong experience with Java 8+, Scala, Kotlin, and Go for data-systems development.
- Experience with GCP or AWS and cloud-native architectures.
- Experience with streaming and real-time data-processing technologies.
- Strong system-design skills for multi-tenant distributed systems.
- Hands-on experience with Google Cloud Platform services.
- Knowledge of CDC patterns, event sourcing, and streaming architectures.
- Experience solving data freshness and consistency challenges in distributed systems.
- Experience building observability and monitoring solutions for data platforms.
- Familiarity with metadata management and schema evolution.
- Experience with Kubernetes for deploying data services.
- SQL query optimization and performance-tuning expertise.
- Experience building GraphQL APIs with federated or metadata-driven schema generation.
- Strong problem-solving, debugging, communication, and independent initiative skills.
- Commitment to reliable, observable, maintainable systems and inclusive collaboration.
Compensation and Benefits
- US base salary: $163,800–$257,400 USD.
- Additional compensation such as bonus, commission, equity, and benefits may apply.
- Comprehensive benefits and holistic mind, body, and lifestyle programs are offered.
Skills
Java, Scala, Kotlin, Go, GraphQL, Bigtable, BigQuery, Solr, GCP, AWS, Kubernetes, SQL, Cdc, Event Sourcing, Apache Kafka
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