✓ Interface: React js, Angular 6, Angular JS, ExtJS, D3, Three Js, Bootstrap, Material Design
✓ GIS Development: Leaflet JS, Mapbox, OpenLayers, ESRI Js 2d/3d, Google Maps API, Here Maps, Bing Maps, Carto JS, Turf js, GeoServer, ESRI Arc Server, Vector Tile Server, GeoPackages, NetworkX
✓ GIS Software and Libs: ESRI ArcGIS Desktop (ArcPy), Erdas Imagine, QGIS(PyQGIS), GoogleEarth, GDAL, Shapely, Orfeo, GeoPandas, Fiona
✓ Stacks: MEAN, Laravel, Codeigniter, Open Geo, and Esri Stack, Python Django (GeoDjango), Java Core
✓ Databases: PostgreSQL(PostGIS + PG Routing, Spatial Analysis), MySQL (Spatial), MSSQL Server(Spatial), Oracle + Spatial
✓ Data Conversion and ETL: FME Desktop, FME Server, FME Cloud, and Custom ETL Services.
✓ Data Visualization: Tableau, Power BI, TIBCO Cloud, and TIBCO Spotfire, Elastic Kibana.
✓ Server Deployment and Management: AWS, Azure, Google Cloud, Docker, Kubernetes, Ubuntu.
✓ Version Control: Git, Bitbucket, GitLab, GitHub, Jira.