Data Scientist & GIS Specialist
Data Scientist & GIS Specialist
Jakkalsdraf Consultant Profile
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About Me

Data scientist and GIS specialist with extensive experience in statistical analysis, machine learning, deep learning, and spatial data products. Strong foundation in databases and systems integration, with a focus on large-scale automated processes that drive client solutions. Proven track record leading research and development workflows with emphasis on innovation, automation, and practical deployment, including integration of large language models into reporting and interactive applications.

Core Competencies
Programming & Web
SQL (18+ years), R (13+ years), Python, JavaScript, HTML, CSS, PHP, Visual Basic, full-stack web applications, API development, workflow automation.
Data Analysis & ML
Exploratory data analysis, ETL, dplyr/tidyr/data.table, pandas/numpy, caret, PyTorch, TensorFlow, computer vision, LLM integration, automated reporting (R Markdown, Quarto).
Databases
PostgreSQL, Microsoft SQL Server, database design and administration.
GIS & Remote Sensing
ArcGIS, QGIS, ArcPad, PlanetGIS, Idrisi, GrassGIS, MapServer, OpenGeoDa, geostatistical and 3D analysis, geodatabases.
Education
2017 MSc GIS & Remote Sensing (statistics focus), Private Research University
2013 BA Environmental Management, Distance-Learning University
2003 Oracle DBA certification, IT Training Provider
2002 Microsoft DBA (MCBDA), IT Training Provider
2001 MCSE Windows 2000, A+, N+, Technical College
Professional Experience
Head of Research & Development / GIS Specialist @ Geospatial Data & Analytics Company
Jun 2017 to Present
  • Lead the R&D team: workflow management, task assignment, performance evaluation, and client requirements for new products.
  • Developed a client-friendly web application for interactive spatial data queries without specialized GIS skills.
  • Build datasets from satellite imagery and ML/AI algorithms; deliver custom client products and in-house solutions.
  • Produce Africa-focused high-resolution spatial datasets (demographics, connectivity, elevation, building value indexes) via automated aggregation and web scraping.
  • Built risk models for field survey safety, COVID-19 susceptibility mapping for public health planning, and traffic/environmental simulations for urban centres.
  • Automated country reporting in Quarto with dynamic chart explanations via LLM APIs; developed interactive geographic Q&A web applications in testing.
Technologies: R, Python, SQL, PostgreSQL, Quarto, Shiny, LLM APIs, ArcGIS/QGIS stack, remote sensing pipelines.
GIS Operator @ GIS Services Company
Jun 2013 to Jun 2017
  • Database management, GIS workflow planning, map production, remote sensing, georeferencing, application development, digitization, and automated reporting.
GIS & Data Analyst @ Engineering Consultancy
Sep 2007 to Jun 2013
  • Database design and management, data analysis, workflow design, automated mapping, geodatabase design, digitization, and reporting interfaces.