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Systems Engineer with extensive experience in software development, API integration, and cloud technologies. Skilled in Azure, AWS, and modern automation tools, with a strong foundation in data, project management, and Agile practices. Known for delivering scalable solutions, clear documentation, and effective collaboration across multicultural teams.…

FRANCIS JOEL ROSALES GÜIÑA

Programmer, Developer, Project Manager, +4

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Systems Engineer with extensive experience in software development, API integration, and cloud technologies. Skilled in Azure, AWS, and modern automation tools, with a strong foundation in data, project management, and Agile practices. Known for delivering scalable solutions, clear documentation, and effective collaboration across multicultural teams.…

Available to hire

Systems Engineer with extensive experience in software development, API integration, and cloud technologies. Skilled in Azure, AWS, and modern automation tools, with a strong foundation in data, project management, and Agile practices. Known for delivering scalable solutions, clear documentation, and effective collaboration across multicultural teams.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Intermediate

Spanish; Castilian

Fluent

Catalan; Valencian

Beginner

French

Beginner

Work Experience

Application Development Eng at Unisys Spain

March 31, 2024 - July 27, 2025

Maintenance of RESIBER application in IBERIA and project manager for the Web Revenue Integrity project at IBERIA.

Application Development Eng at Unisys Chile

June 30, 2022 - July 27, 2025

Designed, developed, and implemented solutions using standard methods, techniques, and tools for Banco Itaú client. Developed in Visual Studio.Net 2005 for Commercial Platform and Commercial Agenda as well as Visual Studio.Net 2012 for WebServices and Components. Implemented Transactions in FTM60 (Txserver), TMNET developments for BPPR Project (Banco Popular de Puerto Rico), and provided production support for Banco Itaú client.

Programmer analyst at Browne & Espinosa Customs Agency

February 29, 2012 - July 27, 2025

Developed applications, took and analyzed requirements, documented applications, and maintained applications.

Analista – Programador at Industrial Security Company Jaime Celume y Cia

May 31, 2010 - July 27, 2025

Managed databases, created management and sales reports including sales commissions, administered RANDOM ERP, created web applications for reports, and performed data migration to SQL (inventories).

Application Development Engineer at Unisys Spain

December 1, 2022 - March 1, 2024

Maintained and enhanced the RESIBER application for IBERIA Airlines. Led the Web Revenue Integrity project, coordinating cross-functional teams. Delivered bilingual documentation and training resources for technical stakeholders.

Application Development Engineer at Unisys Chile

February 1, 2012 - June 1, 2022

Designed and implemented solutions for Banco Itaú using Visual Studio .NET and WebServices. Developed components and transactions in FTM60 (TxServer). Supported production environments and led technical troubleshooting for BPPR. Created modular components and maintained commercial platforms.

Programmer Analyst at Browne & Espinosa Customs Agency

June 1, 2010 - February 1, 2012

Developed internal applications and maintained legacy systems. Conducted requirement analysis and created technical documentation.

Programmer Analyst at Jaime Celume y Cía

April 1, 2008 - May 1, 2010

Managed company databases and generated executive reports. Administered RANDOM ERP and developed web-based reporting tools. Migrated inventory data to SQL-based systems.