CV

Education

• B.Sc. in Information Technology, Maseno University, 2013 – 2017
  • Graduated with Second Class Upper Division honors
  • Founder of Maseno Mozilla Club, promoting open-source technologies and digital literacy

Work experience

• July 2023 – Present: Data Manager, KEMRI-Wellcome Trust / NEST Kenya, Nairobi, Kenya
  • Optimized neonatal data pipelines, achieving 99.9% data availability and reducing processing time by 30%
  • Built interactive dashboards in Apache Superset and developed a Django-based document archival system
  • Migrated reporting scripts from R to Python, improving maintainability
  • Contributed to the design and implementation of a national DHIS2 tracker app for the neonatal units in Kenya
• Feb 2025 – Present: Data Manager, KEPRECON – ImproveCare Study, Nairobi, Kenya
  • Lead the design and implementation of multi-site data systems
  • Developed automated ETL pipelines improving reporting timeliness by 40% and ensured 100% data integrity
  • Maintained REDCap instruments and trained field teams on data protocols
• Feb 2022 – July 2023: Data Systems Analyst, Kidogo Early Years, Nairobi, Kenya
  • Established BigQuery data warehouse and digitized surveys using KoBoCollect, improving response accuracy by 35%
  • Created Power BI dashboards, reducing manual reporting workload by 40%
• Jan 2022 - March 2022: Co-operative Bank of Kenya, Nairobi Kenya
  • Supported migration to a new core banking system by building ETL pipelines
  • Automated validation scripts, reducing data errors by 50% during transition
• June 2021 – Dec 2021: Data & Research Analyst, ALX, Remote
  • Performed data mining and labor market analysis across 18 countries
  • Automated routine reports in R and Google Data Studio
  • Migrated data storage from Google Sheets to Airtable
• Feb 2019 – June 2021: Data Operations Assistant, Komaza Forestry Ltd, Kilifi, Kenya
  • Built Python pipelines to automate harvest data collection and processing
  • Improved harvest forecasting accuracy from 75% to 95%
  • Automated farmer payment system, reducing delays from 30 days to same-day

Skills

• Programming & Scripting:
  Python | R | SQL | Bash | JavaScript

• Web & Application Development:
  Django | Vue.js | React | Flutter

• Data Engineering & Infrastructure:
  Linux | Docker | PostgreSQL | MySQL | MSSQL | Oracle | Git | GitLab | Airflow | SQLAlchemy | BigQuery | AWS S3 / GCP Storage

• Data Visualization & BI:
  R Shiny | Streamlit | Power BI | Superset | Google Data Studio | Metabase | Matplotlib | Seaborn | Plotly | QGIS

• Electronic Data Capture & Health Systems:
  REDCap | KoBoCollect | ODK | DHIS2 | Survey CTO

• Machine Learning & Analytics:
  Scikit-learn | Statsmodels | Pandas | Polars | NumPy | Tidyverse

• Monitoring & Alerts:
  Grafana | Prometheus | Slack integrations

Projects

• NEST Kenya Data Pipeline Optimization – Python, R, PostgreSQL, Docker
• Django Document Archival System – Python, Django, OCR
• Co-operative Bank Core Banking Data Migration – Python, SQL, ETL
• Clinical Information Network Dashboard – Python, R, Apache Superset
• Power BI & KoBoCollect Analytics Platform – Python, Power BI, BigQuery, KoBoCollect
• Job Market Data Dashboard (ALX Project) – R, Google Data Studio, Airtable
• Shakazi Web App – Django, Postgres
• Tree Volume Predictor – Python, Machine Learning
• Automated Harvest Payment System (Komaza Forestry) – Python, Google Apps Script

Service and leadership

• Founder, Maseno Mozilla Club – promoting open-source and digital literacy initiatives
• Mentorship and training of field data teams across Kenya and East Africa
• Contributor to open-source health data projects and data quality frameworks