Job Summary:
- We are seeking an experienced Principal Data Engineer to help build the next generation of our identity graph and data platform. This role is focused on designing, developing, and optimizing large-scale data pipelines and systems that ingest, process, and unify complex datasets from diverse sources (web, mobile, AdTech, government, and proprietary data).
- This is a highly hands-on, technical role for someone who can quickly understand existing systems, operate independently, and deliver high-quality solutions at scale. The ideal candidate is deeply analytical, detail-oriented, and experienced with building performant data pipelines and systems handling billions of records.

Key Responsibilities:
- Design, build, and optimize scalable data pipelines and ETL/ELT workflows for large, complex datasets.
- Design and implement foundational data architecture supporting identity resolution and ID graph systems.
- Develop and enhance systems supporting identity resolution and ID graph construction (data ingestion, normalization, matching, and deduplication).




- Process and unify multi-source datasets (cookies, device IDs, behavioural data, third-party and proprietary data).
- Write effective, testable, and maintainable code using Python and SQL for large-scale data processing.
- Optimize data models, queries, and storage strategies for performance, scalability, and cost efficiency.
- Build and maintain data validation, monitoring, and alerting systems to ensure data quality and reliability.
- Troubleshoot, debug, and improve existing data pipelines and infrastructure.
- Own and drive complex data problems end-to-end, from initial design through production deployment.
- Make and influence key technical decisions related to data architecture, scalability, and system design.
- Collaborate with data, platform, DevOps, and product teams to deliver scalable, production ready solutions.
- Translate business and product requirements into practical, performant data sol

📌 Principal Data Engineer (Hyderabad)
🏢 Dun & Bradstreet
📍 Hyderabad