Independent work

Project Showcase

Practical demonstrations of data products, financial controls and decision tools. Built to make the thinking tangible.

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01 / AI & cloud economics

CostLens

From cloud consumption to a defensible bill.

A working prototype connecting usage, ownership, invoice reconciliation and conditional optimisation in one reviewable workflow.

Reconcile usage and explain invoice differences
Compare AI and warehouse unit economics
Test scenarios and inspect supporting evidence

Independent portfolio demonstration using synthetic data. No employer endorsement or production savings claim.

Request CostLens access

CostLens executive overview showing synthetic cloud usage, ownership coverage and invoice reconciliation — CostLens executive overview. Illustrative figures, not client data.

02 / Governed data products

Enterprise Data Platform

From fragmented data to a defensible decision.

Reconcile synthetic revenue data, inspect quality gates and explore controlled promotion and rollback.

Independent count and monetary reconciliation
Azure, Databricks, Snowflake and dbt validation evidence
Architecture, limitations and an executive briefing

Synthetic portfolio demonstration. Bounded cloud validation, not a production-scale performance claim.

Request platform access

Enterprise Data Platform overview with synthetic reconciliation metrics — Recorded synthetic results; viewing the demo does not start cloud jobs.

03 / Reliable event processing

Real-Time Operations Hub

Every event accounted for. Every recovery explained.

Explore duplicate handling, out-of-order events and recovery without repeating business effects.

Interactive replay over synthetic events
PostgreSQL, Debezium and Kafka validation on Azure
Evidence, architecture and operational trade-offs

Synthetic portfolio demonstration. Local reference and single-host cloud runs are separately labelled; no high-availability claim.

Request operations access

Real-Time Operations Hub overview with synthetic event integrity results — Replay and recovery evidence, not a live production feed.

Have a different brief?

For recruitment, consulting or a prospective collaboration, share the role or business problem you have in mind. I can point you to relevant work or discuss a focused demonstration.

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Private review

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Tell me which project interests you and a little about your role or requirement. I review each request personally.

Send your requestInclude the project and purpose of your review.
Personal approvalNo code is issued automatically.
Private invitationIf approved, you receive a link, code and expiry date by email.

Prefer email? ken@gdnagroup.com