Jonas Junnior
Data Analyst & Engineer specializing in Remote Sensing and AI for Geospatial Data
Founder & Principal Consultant at OPGEO
About
Experience
Founder & Principal Consultant
OPGEO · freelance
Jan 2026 – Present · 8 mos · Belém, Pará, Brazil
Founded and run OPGEO, a consultancy for remote sensing, AI, and geospatial data work. Lead client projects across data modeling, workflow design, and methodology, working where data science meets project management.
Remote Sensing Consultant
Amazon Institute of People and the Environment (IMAZON) · contract
May 2025 – Present · 1 yr 4 mos · Belém, Pará, Brazil
Lead a work plan to build AI tools for environmental monitoring. Develop and evaluate deep learning models (U-Net, ResNet34) to detect mining, logging, and new roads in the Amazon. Run the full pipeline, from acquiring and pre-processing satellite imagery through training, inference, and accuracy checks. Combine several models into workflows that produce alerts and geospatial analysis automatically.
Data Analyst & Project Manager
Instituto DADOS · contract
Jan 2026 – Present · 8 mos · Belém, Pará, Brazil
Work as data analyst and project manager on monitoring and transparency projects for socio-environmental data. Keep projects on track: requirements, schedules, workflows, and deliverables. Cover three active workstreams: CAR Fragmentation, the Gold Monitor Platform, and the CRA Transparency Monitor.
Research Data Analyst
Stanford University · full time
Aug 2023 – Oct 2025 · 2 yrs 2 mos · Palo Alto, California, USA
Built and maintained analysis and monitoring workflows on remote sensing data. Developed computer-vision models for satellite imagery. Designed database structures for storing and querying geospatial data. Built the methodology behind the CHAR project, which helped the Federal Public Prosecutor's Office (Ministério Público Federal) investigate 192 sites; 13 led to full enforcement operations and more than 50 people were rescued from conditions analogous to slavery.
Graduate Assistant
Missouri State University · part time
Aug 2021 – May 2023 · 1 yr 9 mos · Springfield, Missouri, USA
Organized cultural events for students and faculty. Maintained departmental websites and helped international students settle in on arrival.
AI Consultant
Terras App Solutions · contract
Sep 2022 – Dec 2022 · 3 mos · Belém, Pará, Brazil
Tested and compared model variants to find the best fit for client needs. Wrote structured, testable code to classify tabular geospatial data.
Trainee / Intern
IMAZON · internship
Feb 2019 – Jul 2021 · 2 yrs 5 mos · Belém, Pará, Brazil
Wrote automation scripts and supported applied AI research. Processed and analyzed geospatial data, and produced technical reports and presentations.
Skills & Endorsements
Education
M.Sc.
Missouri State University · Computer Science
B.Sc.
Centro Universitário do Pará (CESUPA) · Computer Engineering