MissionOG · 1 day ago
Principal Data Engineer (Remote - United States)
United States
Full-time
Remote
Lead/Staff
8+ years expSayari is a transparency company providing visibility into complex commercial relationships through corporate and trade data. They are seeking a Principal Data Engineer to serve as a technical anchor for complex data challenges, focusing on hands-on work with Spark and graph data logic while also overseeing system architecture and technical mentorship.
B2BFinancial ServicesVenture Capital
Responsibilities
Design and implement complex Spark data logic, focusing on performance optimization, data volume tuning, and robust execution
Own the architectural design of graph build pipelines, ensuring they are scalable, automated, and highly resilient
Plan and oversee the strategic re-architecture of data pipelines to meet evolving business needs and scale
Optimize infrastructure-as-code and schema designs to reduce cloud costs and improve pipeline latency
Act as a technical consultant for the team, fostering a collaborative and engineer-led approach to design decisions
Support the development of the engineering team through code reviews, design docs, and architectural best practices
Ensure the accuracy of mission-critical data outputs
Qualification
Required
8+ years of experience in the big data space, with a proven track record of implementing large-scale features and leading process redesigns
Expert-level mastery of Apache Spark for large-scale data processing
Strong experience with orchestration tools (Airflow) and cloud computing environments
Hands-on experience architecting and managing data flows into databases such as Elasticsearch, Memgraph, and Cassandra
Demonstrated ability in system architecture, including Infrastructure as Code (IaC) and schema design
A “builder” mindset with experience evolving and improving existing architectures to meet new scale requirements
Preferred
Experience working specifically with graph data or graph databases
Prior experience with entity resolution or identity resolution systems
Experience evaluating and selecting modern analytical database architectures
Company
MissionOG
MissionOG provides capital to early and growth stage B2B technology companies.
2-10 employees
Funding
Current Stage
Early StageLeadership Team
Andy Newcomb
Co-Founder and Managing Partner
Gene Lockhart
Chairman, Co-Founder & Managing Partner
Recent News
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2025-11-07
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