Siamak Zolghadri
Verified Expert in Engineering
Solution Architect and Developer
Melbourne, Victoria, Australia
Toptal member since September 3, 2022
Siamak is a geospatial engineer with an academic background in geomatics and has experience in the energy, environmental, science, and technology sectors since 1990. Following decades of GIS projects as a developer, technical lead, and solution designer, he has been a solution architect on many complex projects and programs worldwide since 2016.
Portfolio
Experience
- Geospatial Data - 20 years
- Web Mapping - 20 years
- GIS - 20 years
- AWS Cloud Architecture - 10 years
- JavaScript - 10 years
- Esri - 5 years
- Data - 2 years
Preferred Environment
Web Mapping, Smallworld, Amazon Web Services (AWS), GIS, Geospatial Data, QGIS, JavaScript, ArcGIS, Geospatial Analytics
The most amazing...
...project I've worked on is my community project, Smallworld GIS IDE for Visual Studio Code, which thousands of developers worldwide have adopted.
Work Experience
Solution Architect
Bureau of Meteorology
- Architected and designed a cloud solution for the Australian National Water Data Hub, with time-series data ingestion from hundreds of sources, real-time water trading data, data catalog, website presentation layer, web mapping, and spatial queries.
- Designed architecture, high-level design (HLD), and detailed designs for many work packages across radar, rainfall, and satellite scientific areas and conducted the predictive analysis.
- Created situational awareness, weather visualization, and monitoring platforms.
- Developed over 10 HLDs and solution architecture descriptions, conceptual design, business, data, application, technology, integration, security risk, and impact assessments.
- Worked on solution architecture, tender document preparation and tender response reviews, business showcases, and go-live document releases.
- Built multiple solutions for hybrid and on-premise virtualized, high-performance computing and AWS cloud platforms.
Solution Architect
National Disability Insurance Agency
- Created cloud solution components, location services, and API microservices.
- Developed a digital channel solution, mobile app, and web portals.
- Designed integration solutions for business services, such as print/mail house, accessibility mail, OCR and document digitizing, and video calling screening.
- Architected C-POS payment transactions from care service to a transaction database, payment reconciliation journal, recording in a central ledger, and funds repayments to the bank.
- Migrated from a legacy CRM to the Salesforce cloud, leveraging the microservice API architecture.
Solution Architect | Technical Lead
nfoldROI
- Performed product architecture, design, technical lead, and development to adjust IT products for geodatabase conflation on GE Smallworld GIS and ArcGIS.
- Served as the resident scientist for data conflation in we-do-IT and led the solution for several data transformation and conflation projects in North America, Europe, Australia, and New Zealand.
- Acted as the solution architect for many projects and had been actively involved in solution design in response to a series of RFPs for various projects.
Senior Product Support
GE Digital
- Joined GE Network Solutions, part of GE Digital Energy to work as a support engineer in the Smallworld telecom product and support team at the Cambridge office in the UK.
- Provided cross-module code and information to Smallworld core and telecom product teams.
- Resolved product issues coming through the Smallworld help desks all around the world.
GIS Developer
DXC Technology
- Worked on the national digital cadastre database for Land Information New Zealand.
- Improved the spatial accuracy of the digital cadastre database by the conflation of geodetic networks.
- Developed integration between the conflation environment in Smallworld GIS and LINZ cadastre land information system in ESRI geodatabase.
Experience
Situational Awareness Application
Gas Networks Migration from CAD to GIS (Australia)
Data Hub based on Data Mesh and Data Fabric Architecture
Location Services for Insurance Solution
Education
Bachelor's Degree in Geodesy and Geomatics Engineering
KNT University of Technology - Tehran, Iran
Skills
Libraries/APIs
Google Maps API, OpenStreetMap API, REST APIs, ArcGIS, OpenLayers, Turf.js, Mapbox API, Vue, React
Tools
Esri, GIS, Web GIS, FME, AutoCAD, GRASS GIS, EPOS
Languages
Magik, KML, JavaScript, Python, TypeScript
Paradigms
Microservices Architecture, Application Architecture, ETL, Management, Microservices
Platforms
GIS Cloud, Windows, Amazon Web Services (AWS), Mapbox, Azure, ArcGIS Online (AGOl)
Storage
Data Pipelines, GeoServer, Data Lake Design, PostgreSQL
Other
Web Mapping, AWS Cloud Architecture, Location Services and Maps, Data, Geodetics, Photogrammetry, Digital Cadastral DataBase (DCDB), Geospatial Data, Geospatial Analytics, Solution Design, Solution Architecture, Geodatabases, Operations Management Systems (OMS), Digital Terrain Model (DTM), Software Architecture, Architecture, Leadership, Smallworld, OpenStreetMap, Software Design, Geographic Information Systems, Algorithms, GeoJSON, Maps, APIs, Data Modeling, Cloud Services, Spatial Analysis, Cloud Architecture, Technical Architecture, Enterprise Architecture, Technical Leadership, Cloud, Digital Elevation Models, Digital Asset Management, Engineering Management, Delivery Management, Remote Sensing, Satellite Images, QGIS, SVG, API Integration, Third-party APIs, SAP ERP, SFTP, Streaming, Accessibility, Web Accessibility, Oracle Managed File Transfer (MFT), Document Digitization, POS, Events, Front-end, Machine Learning, Web Development, Financial APIs, Financial Transactions, eCommerce, Back-end, Time Series Data
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