• Led the technical integration of CAST Software solutions during PoC phases for clients, aligning capabilities with business goals to define cloud migration roadmaps, monitor software quality, improvetechnical debt and software composition.• Provided strategic guidance and conducted sales meetings and technical demonstrations, securing deals over $250k by developing tailored proof of concepts for Fortune 500 companies like United Airlines, Aon as well as partners like Global Logic, AWS, Google and Microsoft.• Promoted to lead the CAST Highlight presales channel, one of CAST's core products, overseeing pilot strategy, developing custom enhancements and managing enterprise technical integration.• Built a custom internal CRM to manage and track deals, featuring automated reporting and application scanning, enhancing visibility and long-term system reliability.Tech stack: Nextjs, React, ExpressJS, PostgreSQL, Prisma, Docker, Gitlab CI/CD

• Developed and maintained a custom ERP for a business implanting 5G Antennas in Europe, supportinga team of 12 people and the deployment of over 700 antennas.Tech stack: React, JavaScript, MongoDB, PostgreSQL, Retool & Mapbox API. QlikSense as BI tool.

• Built 20 QlikSense applications to provide data-driven solutions to different departments. The data sources included MongoDB, SQL databases, flat files, Google Sheets, and APIs such as Facebook, Instagram, GMB, Google Ads, and Google Analytics.• Created over 10 Appsheet applications for various purposes, such as ticketing, incident management, and contact management, which are used by over 300 daily users.• Wrote specifications for large IT projects, as well as designs. Manage and oversee the various service providers involved in the project.

• Developed a PL/SQL application for logistics facilities, streamlining operations and optimizing database-driven processes.• Designed and implemented ASP.NET web services using C#, along with a WPF user interface, to deliver a seamless user experience and enhance system functionality.

- Functional improvement of application and Framework in C#- Development of user interfaces in XAML- Development of a web service and test programs in C#

- Implementation of log analysis software Elasticsearch- Linux Virtual Machine Management - Implementation of the cluster principle- Configurations and deployment of Elastic, Logstash and Kibana software

- Implementation of the Zabbix supervision software- Linux Virtual Machine Management- Physical supervision of more than 200 road traffic equipment- Hardware supervision of several network cabinets