ALPARSLAN SAYGILI
Senior Software Engineer | GIS Expert
Summary
Senior Software Engineer with 18 years of extensive experience in developing innovative GIS applications across public, private, and defense sectors. Proven expertise in leading diverse roles, including Business Analyst, Developer, Project Manager, and Solutions Architect. Proficient in GIS technologies, leveraging a deep understanding of software development best practices to drive efficiency and enhance user experience. Committed to delivering high-quality solutions that meet complex client requirements while fostering team collaboration and continuous improvement. Expertise in crafting data visualizations and location intelligence systems further amplifies the ability to provide impactful technological solutions.
Overview
19
19
years of professional experience
10
10
Certifications
4
4
Languages
Work History
SENIOR GIS SOFTWARE DEVELOPMENT ENGINEER (CONTRACTER)
TRE-ALTAMIRA S.R.L.
04.2023 - 06.2025
- Developed custom add-ins for ArcGIS Pro to run pre-defined analyses on InSAR data, enhancing landscape movement reports.
- Identified and implemented best practices for software development, resulting in a 50-60% reduction in compilation time of analysis and exporting results.
- Created innovative solutions by embedding Web based visualizations in Desktop App to overcome poorness and slowness of visualization libraries for Desktop SDKs
- Provide the most preferable, understandable, and effective UI/UX for both junior and senior analysts.
GIS SOLUTIONS ARCHITECT & LEAD DEVELOPER
COLOUREE S.R.L.
12.2021 - 12.2022
- Led the design, development, and implementation of GIS solutions for municipal and public health system projects.
- Mentored and guided team members, ensuring high-quality delivery of GIS solutions, and continuous skill development.
- Researched a GeoAI-based recommendation system for real estate matching with clients' expectations.
- Achieved success in meeting the requirements and client satisfaction in the visualization of results in both public health and municipality projects.
GIS SOLUTIONS ARCHITECT & SENIOR DEVELOPER (FREELANCER)
YESIL SOFTWARE LTD.
01.2020 - 11.2021
- Analyzed, developed, and deployed GIS-based Metropolitan Information System software, including administration sections for all municipal departments, such as finance, inventory, environments, fixtures, roads, facilities, maintenance, supports, etc. ensuring high-quality solutions for municipal projects
- Prepared midterm reports and applied design changes based on evolving municipal ordinances, enhancing project adaptability.
GIS SOLUTIONS ARCHITECT & LEAD DEVELOPER
TURKCELL TECH
09.2014 - 12.2019
- Mentored and led a team of developers and business analysts, and took the responsibility of enhancing team performance and project outcomes.
- Managed complex customer requirements, ensuring high-quality solutions, and customer satisfaction.
- Generated the idea of and developed the initiative Geo-AI software to improve efficiency (price/performance) and accuracy in deciding the location of GSM coverage radio stations, which provided 10 times faster, more reliable, and cheaper decisions for site renting as a result, and was awarded by CXO.
- Designed and mainly developed the "One Map" application, which consolidates all map applications and map-based modules hosted by the company, resulting in a 30% reduction in maintenance and a 50% reduction in server costs.
- Designed and developed the GIS module of Call Center software, applied much-discussed approaches, and produced a location-intelligent solution that was awarded within the scope of the "Customer Centricity World Series," even years after the deployment.
- Managed the vendor selection process and finally selected the vendor for the development of augmented reality and GIS-based visualization, maintenance support, and decision support software for HoloLens, smartphones, and tablets, which was awarded by the CEO.
- Created and scheduled tens of integrations and manipulations for continuously providing data for geospatial services.
GIS BUSINESS ANALYST & DEVELOPER (CONSULTANT)
MINISTRY OF FORESTRY AND WATER AFFAIRS
03.2012 - 09.2014
- Manipulated and managed GIS data, and created GIS web services for internal and external usage.
- Generated custom GIS web applications in line with the requirements.
- Created and scheduled daily, weekly, and monthly reports to be presented to the upline.
GIS BUSINESS ANALYST & DEVELOPER
TURK TELECOM
12.2010 - 02.2012
- Optimized, fixed, and standardized all GIS databases, resulting in an 80% reduction in the count of bug tickets for applications that use GIS data.
- Supervised coding and documentation, ensuring the production of high-quality and sustainable software.
- Led the development and implementation of GIS projects, improving system performance and project outcomes.
- Created a one-touch intelligent solution for slowness problems in a GIS-based web application by reading and analyzing the code, resulting in a 99% reduction in response time.
- Achieved success in exceeding customer expectations and received thanks from multiple internal stakeholders in a private 'thank you meeting,' which was the first in the company.
- Achieved success in vendor management by critically and immediately intervening in the results of carefully studying the vendor's previous works and balancing them with the team's roadmap.
GIS BUSINESS ANALYST & DEVELOPER
ESRI TURKEY - ISLEM GIS
11.2006 - 11.2010
- Developed and deployed GIS modules for the Emergency Calls Management Systems of Turkey, including 112, 156, and 158, which are for general, military police, and coast guard emergency calls.
- Provide training for the employees in charge who are responsible for using the Emergency Calls Management System.
- Implemented and managed multiple integrations to continuously feed the system with data.
Education
Bachelor's Degree - Computer Engineering
Selcuk University
Konya06.2006
Skills
Project management
Product management
Agile methodologies
Dependency management
Problem-solving
Software architecture design
Object-oriented programming
Full-stack development
Cross-platform development
Distributed systems
Data structure optimization
Performance optimization
Certification
Microsoft Specialist: Programming In Html5 With Javascript And Css3
Key Competencies
- Leadership & Mentoring: Proven ability to lead and mentor teams, guiding developers and business analysts to improve performance and project outcomes.
- Problem-Solving: Expert in identifying and resolving complex technical challenges, leading to significant improvements in efficiency and system performance.
- Communication & Collaboration: Highly skilled in fostering effective communication between development teams, stakeholders, and management to ensure project alignment and shared understanding.
- Adaptability & Agility: Capable of adapting to evolving project requirements and implementing design changes to maintain project relevance and success.
- Customer-Centricity: Dedicated to managing customer requirements and exceeding expectations, with a focus on delivering high-quality, customer-focused solutions.
- Strategic Thinking: Experienced in ideating new features and redesigning enterprise system architecture to align with strategic business goals and industry innovations.
- Negotiation & Stakeholder Management: Proficient in managing disagreements and complex requests to achieve positive outcomes for all parties involved.
Technical Skills
Programming Languages & Frameworks
- C# & .NET Core
- JavaScript & React.js
- Python & FastAPI
- SQL & PL-SQL & pgPL-SQL
Geospatial (GIS) & Spatial Databases
- ArcGIS Products (including Pro SDK, JavaScript API, ArcObjects)
- QGIS, Geoserver
- PostGIS, Oracle Spatial
- ArcGIS Server, ArcGIS Online
- Google Maps API
Databases
- PostgreSQL
- Oracle Relational Database
- MS SQL Server
Methodologies & Practices
- Agile (Scrum, Kanban)
- ITIL V3
Tools & Platforms
- Git, Postman
- Web Services & Microservices
Specialized Expertise
- Solutions & Enterprise Architecture
- Data Manipulation & Migration
- Data Visualization & Location Intelligence
- Multiple Systems Integrations
- Decision Support Systems
- Domain Knowledge: Public Sector, Defense, Telecommunications, Emergency Management Systems
Timeline
SENIOR GIS SOFTWARE DEVELOPMENT ENGINEER (CONTRACTER)
TRE-ALTAMIRA S.R.L.
04.2023 - 06.2025
GIS SOLUTIONS ARCHITECT & LEAD DEVELOPER
COLOUREE S.R.L.
12.2021 - 12.2022
GIS SOLUTIONS ARCHITECT & SENIOR DEVELOPER (FREELANCER)
YESIL SOFTWARE LTD.
01.2020 - 11.2021
GIS SOLUTIONS ARCHITECT & LEAD DEVELOPER
TURKCELL TECH
09.2014 - 12.2019
GIS BUSINESS ANALYST & DEVELOPER (CONSULTANT)
MINISTRY OF FORESTRY AND WATER AFFAIRS
03.2012 - 09.2014
GIS BUSINESS ANALYST & DEVELOPER
TURK TELECOM
12.2010 - 02.2012
GIS BUSINESS ANALYST & DEVELOPER
ESRI TURKEY - ISLEM GIS
11.2006 - 11.2010
Bachelor's Degree - Computer Engineering
Selcuk University