andres felipe callejas ruiz

Worked cross-functionally with non-technical areas, gathering requirements and translating them into software tools. Developed executable programs and ALV reports in procedural ABAP, including migration to S/4HANA standards.

Automated classification and response to industrial safety findings via Power Automate, generating action plans and notifying stakeholders. Processed approximately 73 plant inspection findings.

Designed a two-script Python system to automatically classify inventory photo sharpness using rule-based and logistic regression approaches. Reduced manual validation time from 1-2 days to approximately 5 minutes.

Designed a solution to integrate and consolidate accounting data from multiple Excel workbooks and internal programs. Reduced consolidation time from about 2 days to near-instant.

Developed a procedural ABAP report for production routing query and management, replacing legacy program ZPPR0021. Fixed field substitution errors and type incompatibilities, and implemented exclusion logic for assembly operations.

Developed a BDC-based report to automate mass deletion of components from production orders via transaction CO02. Designed end-to-end process architecture and implemented Excel input loading with cross-reference between materials and orders.

Developed a mobile app (APK) for a technical school to teach chemical handling, PPE use, tool safety, and safe mobility. Designed evaluation mechanics and included two minigames for spill control and forklift handling.

Developed a VBA and Python flow to extract tables from DWG drawings and generate BOM lists ready for SAP. Reduced transcription time from up to 2 hours to about 5 minutes.

Currently enrolled in a course on SAP ABAP programming.

Preparing for the AWS Cloud Practitioner certification.

Grade: 4.1 / 5.0

Completed a degree in Systems and Computer Engineering with a focus on AI, automation, and process integration, achieving a grade point average of 4.1 out of 5.0.

Completed a course in Natural Language Processing with over 150 hours of study.

Completed an intermediate programming bootcamp with over 100 hours of training.

Completed a course in Object Detection with over 20 hours of study.

Completed the Misión TIC program with over 250 hours of training.