Hansie Kristi

Data Analyst | Data Scientist

Transforming Complex Datasets into Actionable ML Solutions

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Data-Driven Insights & Execution

MSc Data Science graduate and analytical professional leveraging data to drive operational excellence and solve high-impact business problems.

With a background in Computer Engineering and an MSc in Data Science, I specialize in building end-to-end machine learning models and performing deep exploratory data analysis. My expertise lies in translating raw data into strategic solutions, such as a dynamic pricing engine with 0.92 AUC and a Covid-19 forecasting dashboard for regional health logistics.

I bring a unique blend of technical depth and operational insight, ensuring every model is not just accurate, but tied to core business KPIs and scalable production environments.

Core Competencies

Data Analytics

  • SQL & Advanced Querying
  • Predictive Modeling (Python)
  • A/B Testing & Experimentation
  • Data Cleaning & ETL Pipelines
  • Dashboard Development

Machine Learning & AI

  • Supervised & Unsupervised Learning
  • Model Building & Evaluation
  • Computer Vision
  • Model Deployment

Data Engineering & Viz

  • ETL Pipeline Development
  • Database Design (SQL)
  • Cloud Infrastructure (Azure)
  • Power BI Dashboards
  • Data Governance & Quality

Business Intelligence

  • KPI Definition & Tracking
  • Stakeholder Management
  • Cross-Functional Collaboration
  • Data-Driven Decision Making
  • Operations Strategy

Case Studies

Selected works demonstrating product vision, execution, and impact.

Professional Experience

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Career History

Dec 2021 - Dec 2025

Operations Team Lead (Retail)

Co-op Food Retail, London

Orchestrated operational strategy leveraging data-driven insights to drive performance and inventory turnover.

  • Inventory Optimization: Analyzed sales and stock data to develop demand forecasting models, reducing waste by 15% and maximizing product availability.
  • Resource Allocation: Led a team of 5, prioritizing operational workflows based on seasonal demand trends and real-time sales performance metrics.
  • User Insights: Analyzed customer feedback and transactional data to implement service training that improved store-level satisfaction scores.
Demand ForecastingInventory AnalyticsOperational Strategy
Sept 2018 - May 2021

Support Consultant

Allscripts

Managed product reliability for enterprise healthcare clients, using SQL and Azure monitoring for incident analysis.

  • Data-Driven Troubleshooting: Analyzed a high-volume backlog of 150+ weekly incidents to identify systemic bugs and inform engineering priorities.
  • Technical Oversight: Monitored SQL Server Always-On AGs and Azure event logs to ensure high availability for 50+ enterprise clinical organizations.
  • Root Cause Analysis (RCA): Led investigative deep-dives into systemic performance issues, authoring reports that defined stability priorities for future sprints.
SQL ServerAzure MonitoringRoot Cause Analysis
Jun 2018 - Jul 2018

Junior Software Engineer

Gohil Technologies
  • Collaborated in an Agile environment to deliver modular software components.
  • Participated in code reviews and QA testing, ensuring product quality standards.
Agile DevelopmentQASDLC

Education

2021 - 2023

MSc. Data Science and Analytics

University of Hertfordshire, UK

Focus: Product Analytics, Machine Learning, Data Ethics.

2014 - 2018

Bachelors in Computer Engineering

Neotech Institute of Technology, India

Focus: Software Engineering, Database Management, AI.

Let's Build Something Great

Open for Data Science & Analysis opportunities.