Resume

Ivan Arias

GIS Developer & Full-Stack Engineer | Web GIS · Python · AWS

Geological engineer with 14+ years of geospatial and subsurface experience, now building production Web GIS applications. Proficient in Leaflet, ArcGIS, Python, and React — combining domain expertise in spatial data with modern full-stack and cloud skills.

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Experience

2005 – present

GIS Developer / Full-Stack Engineer — Freelance

2025 – present

Built Oil & Gas GIS Web App — interactive spatial queries on boreholes, pipelines, and licenses.
Built Leaflet Vanilla JS Web Map — lightweight mapping without frameworks, deployed to production.
Maintains personal portfolio site, digital garden, and multiple live applications.

Sortation Associate — Amazon

2020 – 2025

Processed 2,000+ parcels daily with 99%+ scan accuracy in high-throughput logistics environment.
Completed Amazon Career Choice — earned GED and language certificate while working full-time.
Self-directed transition into software engineering: graduated Flatiron School (2023), cybersecurity bootcamp (2024), and Cloud Mastery Bootcamp (2024) concurrently.

General Laborer — Self-employed

2019 – 2020

Served 20+ clients independently — managed scheduling, scoping, and delivery.
Reduced project turnaround by 15% through workflow optimization.

Geology Technician / GIS Analyst — PDVSA

2005 – 2019

14 years of seismic interpretation, subsurface modeling, and spatial analysis using ArcGIS, Petrel, and OpenWorks.
Integrated well logs, core data, and seismic surveys to build reservoir characterization models.
Constructed field-development spatial databases and geologic maps used by engineering teams.
Improved reservoir prediction accuracy by 30% through advanced GIS workflows and cross-functional data integration.

Projects

All projects →

Oil & Gas GIS Web AppWeb GIS

Interactive spatial queries on boreholes, pipelines & licenses. React + Flask + GeoJSON.

Leaflet Vanilla JS MapWeb GIS

Pure JS + Leaflet web map. No frameworks — demonstrates mapping fundamentals in production.

Student Performance DashboardPython

Interactive Plotly Dash dashboard for grade analysis and trend visualization.

Audits ToolWeb App

React + Firebase app for audit data management, reporting, and export.

E-Commerce PlatformFull-Stack

React + Flask SPA with auth, cart, and full product management.

Database Tool CLIPython

SQLAlchemy + SQLite3 + Click CLI for managing US geographic entity data.