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bigmike2307/README.md

Michael Ogungbe

Lead BI & Data Engineer · SAP · Microsoft Fabric · Power BI

Lagos, Nigeria · open to UK roles (Skilled Worker sponsorship) and remote · works full UK business hours

I build the path from SAP to the people who run the business: ABAP CDS extraction views, Microsoft Fabric pipelines and Power BI models for manufacturing, supply chain and procure-to-pay. 6+ years in data and BI, currently leading BI and data engineering at GZ Industries, West Africa's leading aluminium can manufacturer.

Portfolio · LinkedIn · Email · CV (PDF)


Featured project

pipeline-tests

End-to-end P2P analytics on realistic synthetic SAP data: CDS extraction views with change data capture, a PySpark medallion lakehouse, a star schema with 24 KPIs, and a 54-check data quality gate that runs in CI on every push.

Finding What it means
£304k duplicate invoices paid, missed by SAP's exact-match check
8 pts of OTIF lost to short deliveries
£434k GR/IR older than 90 days, ready for the year-end clean-up
£1.05m committed only after the invoice arrived

Read the case study →

More work

  • Maternal health fairness across African countries: tests whether maternal health risk models perform equally across wealth, urban/rural residence, education and region, using DHS survey data from Nigeria, Kenya, Ghana, Uganda and Tanzania.
  • Pricing engine: a Django and Docker app that scrapes product prices and serves them through a documented API.
  • Next: inventory and material movements on SAP MATDOC: stock coverage, slow-moving and obsolete stock, movement-type analysis.

Toolkit

Area Tools
SAP SAP ERP data (MM, SD, FI), ABAP CDS views in Eclipse (ADT), SAP BO / BW
Microsoft Fabric & Azure Lakehouse, Data Pipelines, Dataflow Gen2, Notebooks (PySpark), Semantic Models, Deployment Pipelines, Azure Data Factory
BI Power BI (DAX, Power Query, RLS, Apps), Tableau
Languages SQL, Python (pandas, PySpark), VBA
Practices Medallion architecture, star schemas, KPI design, data quality gates, CI with GitHub Actions

Background

Statistics graduate (Federal University of Technology, Akure). Alongside GZ Industries I'm the part-time data architect and analytics lead at The Bredge, a data consulting firm. Earlier, as part-time COO at Greysoft Technologies, I built its performance analytics layer. I also delivered public health and education analytics at Active Technology Innovation, and trained 150+ early-career professionals in data science.

Popular repositories Loading

  1. pricing-engine pricing-engine Public

    JavaScript

  2. maternal-health-fairness-africa maternal-health-fairness-africa Public

    Jupyter Notebook

  3. sap-p2p-fabric-analytics sap-p2p-fabric-analytics Public

    Procure-to-pay analytics: SAP CDS extraction views → Microsoft Fabric lakehouse → Power BI, with a 54-check data quality gate. Built on realistic synthetic SAP data.

    Jupyter Notebook

  4. bigmike2307 bigmike2307 Public

    Profile README