Rafael Giron

Production Support Engineer — Cognizant | Nov 2025 – Jul 2026 Client: FIS Global (Fidelity National Information Services), United Kingdom · Engagement concluded due to transfer of operations to Cognizant's offshore delivery center in India.

Sustained production pipeline stability across Snowflake, Azure Data Factory, and Azure Databricks, measured by prevention of SLA breaches, by identifying and

Dedicated focused time to building formal cloud data engineering credentials following my role at Amdocs, ahead of transitioning into cloud-focused production support.

- Earned the Databricks Accredited Platform Administrator certification.
- Earned the Microsoft Azure Fundamentals (AZ-900) certification.
- Completed Snowflake University coursework in Data Engineering, Data Lake, and Data Warehou

Production Support Engineer — Amdocs | Nov 2023 – Jan 2025 Client: AT&T, USA.

* Sustained SLA compliance across 800 daily ETL jobs, measured by operational continuity of workflows orchestrated and monitored through Apache Airflow DAGs, through L2 production support and diagnosis/resolution of incidents across multiple platforms.
* Kept Airflow-orchestrated data pipelines on schedule, measured by

Client: USAA Bank
* Sustained 94% SLA compliance across 1,100 business-critical daily data jobs, measured by SLA compliance reports, by leading a 4-engineer production support team and managing incident escalation and remediation.
* Kept India and US teams aligned on operational status, measured by activity reports and follow-up items delivered at each handover, by leading handover meetings cover

Client: PEMEX (Petróleos Mexicanos)

• Developed and optimized BODS jobs, workflows, and data flows based on mapping specifications to integrate data from multiple sources into SQL Azure tables.
• Utilized a wide range of BODS transformations, including Query, Merge, Case, Validation, Map Operation, History Preserving, and Table Comparison to ensure accurate and efficient ETL processing.
• Migrat

Client: Client: Anheuser Bush, USA
• Administered and monitored IBM DataStage environments, including job scheduling, runtime
management, and resource optimization to ensure high availability and performance.
• Provided middleware support for application integration by managing WebSphere Application Server
(WAS), IBM HTTP Server (IHS), and related components, ensuring secure and stable communi

Client: McKesson.

* Design and development of executive reports and interactive dashboards, enabling data-driven decision-making within the insurance claims department.
* Translated business requirements into visual reporting solutions using SAP BO Webi and Power BI, improving visibility and control over key performance indicators (KPIs).
* Provided training to operational and managerial staff in

Client: Grupo Modelo.

▪ Participated in "Indigo" Project which determined profit margins in Grupo Modelo distribution
centers, analyzing business requirements, modeling dimensional data, constructing ETL processes, and
extracting information from SAP ECC and Vertica database.
▪ Collaborated on "AllMobile" project, which examined the movement of national beer distribution

Role: Business Intelligence developer

Description:
• Constructed ETL for organizational initiatives, ensuring material control in US and Mexico. Designed
and developed reports used to forecast materials purchases 1 years in advance, enabling efficient
warehouse material movement in US and Mexico plants and warehouses.
▪ Developed Logical and Physical data models that capture current state/f

Client: Radio movil Dipsa-Telcel.

▪ Provide support to IBM Datastage process on call 24/7, by identifying defects, documenting, resolving
the issues, and working with change management, DBA, and other teams to come up with fixes.
▪ Involved in Performance tuning of sessions, ETL procedures, and processes for better performance
and support integration testing.
▪ Performed debuggi

Client: Opticas Devlyn.

I developed a three-tier employee attendance control system using a fingerprint reader to monitor staff attendance at branches and corporate offices.

• Responsibilities covered the entire development lifecycle, from client communication, requirements gathering, and analysis to coding, testing, and documentation.
• Web pages were created in ASP.Net using Master Pages. Ajax

Material management.
Troubleshooting to PC and servers
Local area network Administrator.

Sep 2026

Oct 2026

Apr 2026

Jun 2026

Jan 2026

Aug 2025

Dec 2025 · Expires Dec 2027

Oct 2025

Sep 2025 · Expired Sep 2026

Jul 2025 · Expires Jul 2027

Jul 2025

Feb 2025

Sep 2025 · Expired Sep 2026

Sep 2025 · Expired Sep 2026

Jun 2025 · Expired Jun 2026

It's a business-oriented graduate. It covers applied statistics, data pattern discovery, visualization, and decision-making methods under uncertainty — all with the goal of using data to solve business problems, with a final component focused on marketing and customer analytics.