Inspect the implementation.
Implementations and tools, with a description of the engineering approach, evidence and explicit verification limits.
SQL Lineage Explorer
Trace output columns through chained SQL queries, inspect intermediate expressions and explore lineage in a web interface.
Financial transaction reporting with Spark
A financial reporting code sample with DataFrame and SQL implementations, receiver checks, currency conversion and guarantor aggregation.
Versioned CSV ingestion and a MongoDB query API
A Scala prototype connecting versioned CSV feed files to MongoDB and exposing ID/date-range queries through http4s.
Environment-specific configuration for Scala
A focused configuration wrapper for environment profiles, deployment overrides and typed accessors.
Scala Material Notes
A note-taking application joining a Scala backend and relational data model to a React interface.
Project blueprints.
Proposed projects with missing implementation evidence. These are separate from the public repositories above.
Reliable Kafka-to-PostgreSQL ingestion
A project template for demonstrating recovery after crashes, duplicate delivery and out-of-order events.
Financial data correctness with Spark
A project template for proving that joins, effective dates and reconciliations preserve the intended reporting result.
A Parquet and CSV inspection tool
A project template for demonstrating practical tooling, bounded resource use and a shorter data-debugging workflow.
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or a role in mind?
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