@nestorrossil
ERP Specialist at Arium maintaining SAP S/4HANA master data and developing enterprise Power Apps.
GuatemalaAt Arium, I create and maintain SAP S/4HANA master data, support MM and SD processes, and develop enterprise applications with Microsoft Power Apps.
Previously at Arium, I designed the company's Business Intelligence platform, developed 50+ Power BI dashboards and 50+ Crystal Reports and SSRS solutions, and designed 20+ SSIS ETL packages. I also built SQL Server data models and enterprise Power Apps for operational workflows.
Work history, roles, and key accomplishments
Arium
Aug 2025 - Present (1 year 2 months)
Create and maintain SAP S/4HANA master data, support MM and SD business processes, and develop enterprise business applications using Microsoft Power Apps.
Arium
Nov 2017 - Aug 2025 (7 years 9 months)
Designed and implemented the company's Business Intelligence platform, including 20+ SSIS ETL packages, 50+ Power BI dashboards, and 50+ Crystal Reports and SSRS solutions. Automated reporting and operational processes.
Arium
Nov 2015 - Nov 2017 (2 years)
Administered SAP Business One, developed Crystal Reports and SQL reporting solutions, and managed SQL Server databases. Developed three SAP Business One add-ons using VB.NET.
Granjazul
Jan 2013 - Nov 2015 (2 years 10 months)
Managed IT operations and infrastructure.
SAPBO
Jan 2012 - Dec 2012 (11 months)
Provided IT support services.
Degrees, certifications, and relevant coursework
Bachelor's Degree, Systems Engineering
Bachelor's degree in Systems Engineering.
Scrum Master Professional Certificate (SMPC), Scrum
Scrum Master Professional Certificate (SMPC) from CertiProf in 2026.
Software and tools used professionally
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