VH
Portfolio

Projects & Case Studies

High-impact data initiatives spanning ESG governance, AI automation, and pipeline engineering — each with measurable outcomes.

5
Projects
90%+
Manual Effort Cut
30%
Accuracy Gain
300+
Data Points

Key highlights

  • Designed multi-step prompt chains for structured data extraction from unstructured documents
  • Built validation layers to catch extraction errors before downstream delivery
  • Integrated with existing data pipeline without disrupting live production workflows
  • Documented prompt templates for team reuse and repeatability

Key highlights

  • Created a reusable pattern library covering 100+ data point types
  • Reduced manual tagging time from hours to minutes per dataset
  • Maintained full documentation for audit trail and knowledge transfer
  • Scaled across heterogeneous source formats without custom per-source logic

Key highlights

  • Defined and enforced business rules for 300+ ESG data points
  • Built source-to-target mapping and transformation documentation for lineage tracing
  • Implemented completeness, accuracy, and timeliness controls across the delivery pipeline
  • Supported audit readiness with evidence packs and exception tracking logs

Key highlights

  • Designed SQL reconciliation queries covering row counts, field-level accuracy, and timeliness SLAs
  • Integrated Postman API testing into the QA workflow for end-to-end validation
  • Built exception tracking dashboards to surface and prioritise data breaks
  • Produced standardised QA evidence packs for stakeholder sign-off and audit support

Key highlights

  • Automated data extraction from 10+ job platforms with a unified scraping framework
  • Created reusable templates to standardise output across diverse source formats
  • Collaborated with engineering to tune scraping logic and reduce failure rates
  • Handled client onboarding and requirement gathering for new data sources

Interested in working together?

I'm Open to Management position in Data Analyst, Data Quality, and Data Governance roles. Let's talk about how I can bring this kind of impact to your team.

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