Hire the Best Geographic Information System (GIS) Developers

Clients rate our Geographic Information System (GIS) Developers
Rating is 4.9 out of 5.
4.9/5
Based on 926 client reviews
Jason T.

Kempner, Texas

$25/hr
5.0
44 jobs

As a cartographer, I aim to establish a firm that offers top-of-the-line services in map creation, web development, data engineering, and analysis. My goal is to develop products that enable clients to visualize their needs and make informed decisions. I am committed to honing my attention to detail and dedication to excellence in order to meet your needs for your products that you want developed.

  • Cartography
  • ArcGIS
  • ArcGIS Online
  • Python
  • JavaScript
Bruno G.

Caxias do Sul, Brazil

$40/hr
4.8
82 jobs

💡Let's transform your SaaS idea into a revenue-generating MVP in 30 days, helping you find product-market fit 3x faster and secure your first paying customers. Let's make it happen! 🏆Achievements and Happy Customers! • Rescued an Agriculture SaaS business (Itricorp) by rebuilding their failing core platform into a better version just in time to secure their market position. ➡️ "I could say what I needed, and ByteNaNa turned it into code." - Jim Etro, CEO, Itri Corporation • Partnered with a garage startup to build their entire IoT SaaS platform, scaling Watchdog Home Monitor into a successful, market-ready business. ➡️ “The team is extremely responsive and easy to speak with.” - Trey Welstad, CEO, Snowbird • Led the successful launch of a B2C SaaS (GenoStories) on the App Store & Google Play by rescuing and stabilizing its failing legacy codebase. ➡️ "What impresses us most about Bytenana is their ability to deeply understand the emotional purpose behind our product." - Alba D Reboyras, Co-Founder, Genostories Inc • Engineered a mission-critical Industrial IoT SaaS for the mining sector, enabling predictive maintenance and significantly reducing costly operational downtime. ➡️ "They listen to the problem and deliver software that works at a fair cost." - James Trace, CEO, Multotec • Developed a custom content automation SaaS that saved us the full cost of a dedicated social media employee every month. ➡️ "Bytenana is the best place to work!" - Bytenana Team (It is true! People love working here.) 🧠Consultants first, developers second. We work side-by-side with founders, CTOs, and operations leads to solve real business problems — not just ship code. 🧐🧐🧐🧐 Hey, no need to believe us, check the verified reviews from our customers and also demo videos in the portfolio below. (I mean, our faces are there, can't make that up!) 😌😌😌😌 ------------------------------------------------------------------------ ⚙️Our Tool Box 🤖 AI TECHS LangChain | n8n | Make | OpenAI/GPT-4 and other models | Pinecone | Supabase | RAG | AI systems | Lovable.ai | Cursor.ai | Aider → Sales Pipeline and Follow-up Automation • Deep Personalization Cold Outreach System • Proposal Automation System • AI-Powered Content Creation for Social Media Lead Generation • SEO AI Content Producers • Recruiting and Candidate Screening Automation • AI Chatbot 🔍 Context Engineering - deep requirement elicitation with AI-powered discovery sessions eliminate guesswork and ensure pixel-perfect delivery and fast prototyping. 🌐 Frontend & Visualization Mapbox GL | React | JavaScript | PowerBI | Tableau | Superset → Interactive maps • Real-time dashboards • Mobile-responsive UIs 🗄️ Backend & Databases PostGIS/PostgreSQL | GeoServer | Node.js | Express | GeoDjango | Java Spring | Next.js | N8N | Swagger → Spatial query optimization • Feature services • High-concurrency APIs 📶 Data Engineering Python | Geopandas | Shapely | Scrapy | Selenium | BeautifulSoup | ADF | Microsoft Fabric | Spark | Mage.ai | Apache Airflow | AirByte | Databricks | Snowflake | Pub/Sub | CDC | Prefect | DBT | Amazon Glue | Kafka | Oracle | Postman → Parcel/zoning extraction • ETL automation • Geometry processing • Stream processing • Reporting • Data integration • Data migration • Observability • Data Governance • Storage ☁️ Cloud Infrastructure AWS (Lambda, S3, RDS) | GCP | Docker | Kubernetes | Serverless | Azure | CloudFlare | → Scalable pipelines • Cost-optimized architecture • CI/CD deployment 🗺️ Spatial Intelligence QGIS | GDAL | Turf.js | Leaflet | Geocoding | Open Street Maps OSM | Google APIs | OGR → Suitability analysis • Geoprocessing

  • Data Visualization
  • QGIS
  • Python
  • Geospatial Data
  • Geocoding
  • Data Scraping
  • Data Engineering
  • Web Development
  • PostGIS
  • Microsoft Power BI Development
  • Mapbox
  • Node.js
  • AWS Glue
  • React
  • Next.js
Ben C.

Denver, Colorado

$75/hr
4.9
106 jobs

Top Rated GIS analyst with 15+ years turning geospatial data into decision-ready maps and analysis. 60+ Upwork projects across real estate, infrastructure, energy, environmental, and regulatory GIS. -I take messy or half-finished GIS projects and deliver clean outputs that drive decisions. Site selection maps, parcel analysis, interactive web maps, CAD-ready files. -Recent work: FCC radio coverage mapping (1,700+ station contours), multi-county parcel screening and ranking pipelines in PostGIS, site suitability models for data centers and fiber/telecom. SERVICES: spatial analysis, geoprocessing, parcel and zoning analysis, land use mapping, site selection and suitability modeling, demographic and census data analysis, buffer analysis, spatial joins, overlays, interactive web map development, GIS to AutoCAD conversion, FCC broadband and regulatory mapping, geocoding, data cleanup and normalization, ETL pipelines, cartography, data visualization, dashboard development TOOLS: ArcGIS Pro, ArcMap, ArcGIS Online, QGIS, PostGIS, PostgreSQL, Mapbox, Leaflet, Google Maps API, Python (geopandas, arcpy, pandas), SQL, Adobe Illustrator, Power BI, Excel FORMATS: Shapefile (SHP), GeoJSON, GPKG, KML/KMZ, DXF, DWG, CSV, GeoTIFF, File Geodatabase Fast turnaround, clear communication. One-off tasks or ongoing GIS support, U.S. business hours. Message me with your data and your deadline.

  • GIS
  • ArcGIS
  • QGIS
  • Spatial Analysis
  • Geospatial Data
  • Python
  • ArcGIS Online
  • PostGIS
  • Mapbox
  • Leaflet
  • Cartography
  • PostgreSQL
  • Data Visualization
  • Autodesk AutoCAD
  • Data Cleaning
  • Data Analysis
  • Digital Mapping
  • Microsoft Power BI
  • Tableau
  • SQL
Baran Ç.

Ankara, Turkey

$50/hr
5.0
34 jobs

I engineer end-to-end spatial data pipelines and custom WebGIS platforms. My focus is on high-level geospatial architecture—solving structural bottlenecks to build repeatable workflows, clean spatial databases, and practical mapping systems that operational teams can actually use. Recent US project work includes address matching and territory planning for operational teams, public facing GIS maps for policy and exhibition use in Omaha, property and building height analysis in Los Angeles, and a browser based weather graphics platform built with MapLibre, radar layers, timeline controls, and export ready map views. International work includes site selection analysis in Germany, parcel and location intelligence workflows, PostGIS and QGIS topology cleanup, UK air quality grid matching, raster processing, and WebGIS tools built with MapLibre, Google Maps API, AWS, and spatial databases. I can support projects involving GIS analysis, WebGIS dashboards, PostGIS workflows, raster and remote sensing analysis, automated geospatial pipelines, and custom mapping tools. If you need a one time analysis, a repeatable GIS workflow, or a full WebGIS prototype, I can take the project from raw data to final deliverable with a clear technical process.

  • GIS
  • ArcGIS
  • QGIS
  • PostGIS
  • PostgreSQL
  • Photogrammetry
  • Remote Sensing
  • Image Processing
  • Cartography
  • Lidar
Mark S.

Dade City, Florida

$95/hr
5.0
60 jobs

Currently a full-time GIS analyst, helping clients meet their business objectives. Looking for that hidden gem or hard to find area? Maybe you have a scientific application or business problem that needs a verifiable solution. Why not retain a highly skilled certified GIS Professional (GISP) and published author with 27 years of experience to get the job done right? Knowledgeable, time-efficient and adept - with 100% client solutions solved wielding GIS technology. Excellent depth of analytical skills fine-tuned by almost three decades of listening to real-world problems and then translating them into solvable GIS problems. Published GIS author; B.S. Environmental Studies; Linux certified. Special interest connecting with data center clients, finding sites co-located with suitable terrain, fiber proximity, cooling water power and population density. Work in the green sector includes solar development (site selection and suitability), identifying buildable land and constraints; finding suitable locations on commercial building rooftops for solar using LiDAR; identifying customer locations and their proximity to electric vehicle (EV) charging stations (alternative fuels). Have worked on many projects needing lead generation. Use of GIS software and county appraiser parcel data identifies both the suitable properties as well as owner contact information. Applied applications of GIS technology to areas such as infrastructure, telecommunications, renewable energy, risk assessment, water resources, road & rail networks, land development and mining. First in the state of Florida to receive agency approval for GIS-based stream bank modeling (other surface waters). Other modeling methods have saved clients enormous amounts of time and money, such as modeling hydrologic features on l in the example of predicting where stream locations are in a 20,000 acre site. Modeled hydrologic features and flood potential in utility corridors. Mapped and managed field data for two 20,000 acre projects and a 10,000 acre project (GPS and GIS data). Expert using GIS desktop software and also developed expertise providing GIS services via web mapping and web services (WMS/WFS). Use open source software on Linux to share GIS data on the web via Leaflet. Available for tutoring or teaching opportunities. Have taught PhD water resource candidate about GIS (ArcMap) data, methods and applications as well as other students in university. Utilize open source software for geospatial analysis and modeling (QGIS and GRASS GIS). Published author in the GIS field, "How to Succeed as a GIS Rebel - A Journey to Open Source GIS; 2023, LocatePress". Topics in geospatial open source technology and the amazing journey over 25 years. Starting with ESRI and evolving to open source software, filled with stories and technical details that can help the beginner or provide guidance to management for enterprise GIS configurations.

  • GIS
  • QGIS
  • 3D Modeling
  • Data Modeling
  • Data Analytics
  • Tutoring
  • Remote Sensing
  • Geospatial Data
  • Surface Modeling
  • Routing
  • Data Extraction
  • Data Analysis
  • Hydrology
  • Data Science
  • GIS Software
Noufel G.

Rabat, Morocco

$25/hr
4.9
167 jobs

- GIS SOFTWARES & TOOLS: . QGIS . ArcGIS . GRASS . SAGA - GIS -> WEB DEVELOPMENT: . MapboxGL . Leaflet . OpenStreetMap. . Google Maps API . Azure Maps - WEB DEVELOPMENT: . JavaScript . JQuery . PHP . Bootstrap - CONTENT MANAGMENT SYSTEMS - CMS: . WordPress . Bubble.io . Wix . Squarespace . ShareTribe - WEB LIBRARIES/APIs: . AmplitudeJS . TurfJS . Photo Sphere Viewer . JSPanel . Threebox . DeckGL . Geojson Path Finder . Leaflet Ant Path . Google Street View API . Google Places API . ChartJs - DATABASE: . SQL . PostGIS . PostgreSQL . AirTable . Google Sheet API - OTHERS: . Bubble.io Plugin Development . Google Maps Scraping . Google Chrome Extension Development

  • GIS
  • ArcGIS
  • OpenStreetMap
  • GeoJSON
  • Leaflet
  • Mapbox
  • Web Development
  • Google Maps API
  • JavaScript
  • QGIS
  • PHP
  • WordPress
  • Bubble.io
  • PostGIS
  • Google Chrome Extension

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How to Hire Top GIS Developers

How to hire GIS developers

Geographic information system (GIS) technology has revolutionized the way we use geography to inform decisions. If you’re looking for a developer who can help your business better leverage geographic data, a GIS developer can help.

So how do you hire GIS developers? What follows are some tips for finding top GIS developers on Upwork.

How to shortlist GIS development professionals

As you’re browsing available GIS development consultants, it can be helpful to develop a shortlist of the freelancers you may want to interview. You can screen profiles on criteria such as:

  • Industry fit. You want a GIS developer who understands your industry so they can develop a software solution custom-tailored to your needs.
  • Project experience. Screen candidate profiles for specific skills and experience (e.g., IT systems administration of an ASP.NET-powered back end).
  • Feedback. Check reviews from past clients for glowing testimonials or red flags that can tell you what it’s like to work with a particular GIS developer.

How to write an effective GIS development job post

With a clear picture of your ideal GIS developer in mind, it’s time to write that job post. Although you don’t need a full job description as you would when hiring an employee, aim to provide enough detail for a freelancer to know if they’re the right fit for the project.

An effective GIS development job post should include:

  • Scope of work: From API integrations to unit tests, list all the deliverables you’ll need.
  • Project length: Your job post should indicate whether this is a smaller or larger project.
  • Background: If you prefer experience with certain industries, mapping tools, or GIS frameworks, mention this here.
  • Budget: Set a budget and note your preference for hourly rates vs. fixed-price contracts.

Ready to build, deploy, and maintain a GIS-powered app? Log in and post your GIS development job on Upwork today.

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GIS DEVELOPERS FAQ

Frequently asked questions

What is GIS development?

GIS is a framework for the capture, storage, and use of spatial or geographic data in software applications. GIS has many uses, including urban planning, environmental impact analysis, and agricultural applications.

Here’s a quick overview of the skills you should look for in GIS development professionals:

  • GIS frameworks such as ArcGIS, Esri, and Portal
  • Programming languages such as C++, C#, JavaScript, and Python
  • Software development
  • Digital mapping (e.g., geospatial, cartography)
  • Industry-specific expertise (e.g., agriculture, real estate, environmental)

Why hire GIS developers?

The trick to finding top GIS developers is to identify your needs. Is your goal to leverage existing geographic data to find the optimal location to open a new branch of your retail business? Or are you performing an environmental survey of local wetlands? The cost of your project will depend largely on your scope of work and the specific skills needed to bring your project to life.

How much does it cost to hire a GIS developer?

Rates can vary due to many factors, including expertise and experience, location, and market conditions.

  • An experienced GIS developer may command higher fees but also work faster, have more specialized areas of expertise, and deliver a higher-quality product.
  • A freelancer who is still in the process of building a client base may price their GIS development services more competitively.

Which one is right for you will depend on the specifics of your project.