Blockchain Data Engineer, Crypto Intelligence Platform- London

AP Executive are working with an institutional-grade crypto intelligence terminal who are creating a unified platform that transforms blockchain data into actionable insights at scale.
The business is building the data layer and infrastructure that makes deep on-chain analysis accessible without specialised expertise.
The Role As one of our founding blockchain data engineers, you\’ll architect and build core infrastructure that powers our platform. This is a foundational role, you\’ll own critical parts of our data pipeline and your decisions will shape our technical direction.
You\’ll be building: Multi-chain indexing infrastructure with real-time and historical capabilities
High-performance data systems serving complex analytical queries
Data models that make blockchain activity queryable and understandable
Reliable ingestion pipelines that handle edge cases correctly
Quality assurance systems that maintain accuracy at scale
This role is right for you if: You\’ve built blockchain data infrastructure in production
You understand different blockchain architectures and their tradeoffs
You think deeply about data correctness
You\’re comfortable working with large-scale data challenges
You want significant ownership in an early-stage company
What You\’ll Do Design and implement indexing systems across multiple blockchain architectures
Contribute to designing the Terminal and its features.
Build data pipelines from ingestion through query serving
Own technical decisions around storage, processing, and serving layers
Solve complex problems around data quality, performance, and reliability
Work directly with leadership on architectural direction
Scale infrastructure as data volume and chain coverage grows
Support downstream use cases (analytics, ML, visualization)
To apply for this position please send your CV to Don Fletcher at don.fletcher@ap-executive.com or contact Don via WhatsApp.

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