s
seragelding

Sammy gis

@seragelding

gis expert

Indonesia
English
About me
With over 10 years of experience and professional GIS certification, I deliver more than just maps. I provide high-precision spatial solutions with a designer’s touch. My unique value proposition lies in bridging the gap between complex technical data and stunning visual communication. My Core Technical Expertise: ✅High-Precision Digitization ✅Advanced Spatial Analysis ✅Topology & Georeferencing ✅Interactive WebGIS ✅Custom Cartography I am committed to delivering technical excellence and visual perfection. Let’s collaborate to turn your spatial data into a powerful asset.... Read more

Skills

s
seragelding
Sammy gis
Offline • 
Average response time: 1 hour

See my services

Geographic Information Systems (GIS)
I will do professional gis map digitizing and create shapefile or kml
From$20 / projectMore details
Data Cleaning
I will clean, format, and organize your excel or google sheets data
From$15 / projectMore details

Portfolio

Work experience

GovernanceWorx

GovernanceWorx

Full-time • 2 yrs 9 mos

GIS Specialist

Mar 2024 - Dec 2025 • 1 yr 9 mos

• Led technical teams in the development and updating of Fundamental Geospatial Information (IGD) and Thematic Geospatial Information (IGT). • Supervised and validated spatial data to ensure zero topology errors and attribute consistency based on BNSP standards. • Developed and implemented New Data Processing SOPs, significantly increasing team workflow efficiency. • Oversaw the integration of multi-source data (Satellite Imagery, UAV/Drone, Field Surveys) into a centralized spatial database.

Senior GIS Analyst (Team Leader)

Sep 2022 - Sep 2023 • 1 yr

• Managed the quality of spatial outputs for the National Strategic Project: Complete Systematic Land Registration (PTSL-PM) in Pacitan, East Java.• Directed the production of Thematic Land and Spatial Maps (PTPR) for forest boundary areas in Merangin, Jambi. • Provided technical mentorship and training to junior staff on advanced GIS instrumentation and precision digitization techniques.