Portfolio · 2026

CarlosQuintanilla

IT & Data Engineer · Washington, DC

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202-658-5964
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carlosmquintanilla83@gmail.com
in
linkedin.com/in/carlos-quintanilla-lopez
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Washington, DC, USA

Senior IT and Data Professional with 16+ years of experience in business analysis, application support, and data-driven modernization. Proven ability to bridge business and technical teams, delivering scalable solutions using Azure, data warehousing and Lakehouse architectures, and BI reporting. Strong experience in Agile environments, supporting mission-critical systems, and ensuring data quality, compliance, and governance.

✓   Authorized to work in the United States
01

Work Experience

Acuity Analytics
Oct 2022 – Feb 2026
Washington D.C.
IT & Data Engineer
  • Support and enhance mission-critical financial and analytical systems used by global stakeholders, ensuring system reliability, data accuracy, and operational continuity.
  • Act as primary liaison between business users, product owners, and technical teams to translate requirements into functional specifications and prioritized backlogs.
  • Lead modernization initiatives migrating legacy SSIS and SQL Server–based solutions to cloud-based architectures using Azure Databricks.
  • Built end-to-end data pipelines and implemented complex business transformations using Databricks and PySpark, while modeling data using the Medallion Architecture.
  • Design and validate data processing and reporting solutions using SQL and Power BI to support financial analysis, reconciliations, and management reporting.
  • Produce and maintain comprehensive documentation for business logic, system processes, and data flows to support audits, controls, and knowledge transfer.
TEGRA
Feb 2020 – Sep 2022
United States Remote
Business Intelligence Engineer
  • Led the Business Intelligence function, overseeing data engineering pipelines and delivering actionable insights through reports and dashboards.
  • Designed and implemented ETL pipelines using SSIS and Azure Data Factory to ensure data integrity, traceability, and consistency across financial and operational datasets.
  • Developed and maintained Power BI reports and dashboards used for executive and operational decision-making.
  • Managed Azure Data Lake resources and integrations to support organization-wide data analysis and reporting needs.
TEGRA
Feb 2017 – Jan 2020
El Salvador
Senior Analyst Developer
  • Conducted business and systems analysis for new data integrations, ETL processes, and transactional data structures supporting corporate data warehouses.
  • Implemented Electronic Data Interchange (EDI) solutions using Dell Boomi to facilitate secure data exchange with external partners.
  • Developed Power BI dashboards and analytical reports to support leadership visibility into financial and production metrics.
  • Performed impact analysis, root-cause analysis, regression testing, and system enhancements for production systems.
UCA
May 2008 – Jun 2016
El Salvador
System Analyst / Team Leader
  • Led a cross-functional team of engineers in the design, development, testing, and deployment of enterprise web applications using Django and relational databases.
  • Designed, maintained, and supported transactional and analytical database systems (PostgreSQL, MySQL, Sybase), ensuring data integrity and availability.
  • Contributed to enterprise initiatives by implementing high-availability architectures and centralized authentication solutions.
UCA
Feb 2008 – Oct 2013
El Salvador
University Lecturer / Adjunct Professor
  • Delivered training in programming, mathematics, and open-source tools to undergraduate students across multiple disciplines.
  • Designed and delivered course materials, labs, exams, and workshops for diverse learning levels.
  • Advised multidisciplinary capstone projects on systems analysis and design.
  • Simplified complex technical concepts for students and non-technical stakeholders.
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Core Skills

Business Analysis
Requirements Elicitation Functional Specs User Stories Acceptance Criteria Process Analysis Impact Analysis Root Cause Analysis
Data Engineering
ETL / ELT Data Pipeline Design Medallion Architecture Data Modeling Data Reconciliation Dimensional Modeling
Cloud & Platforms
Microsoft Azure Azure Databricks Azure Data Factory Data Lake Lakehouse
Databases
SQL Server PostgreSQL Oracle NoSQL MySQL
Development
Python / PySpark SQL C# JavaScript SSIS Dell Boomi
Agile & Reporting
Scrum Backlog Management Sprint Planning Power BI Change Management SDLC
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Education & Certifications

Education

Bachelor's Degree in Computer Science

Central American University José Simeón Cañas
2009

Certifications

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Academy Accreditation — Databricks Fundamentals
2026
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Microsoft Certified: Azure Data Fundamentals
2022
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Microsoft Certified: Azure Fundamentals
2021
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Languages & Achievements

Languages

English Fluent
Spanish Native

Key Achievements

Led the implementation of a modern Lakehouse architecture, reducing data processing time and enabling scalable, high-performance data workflows across the organization.
Delivered scalable reporting and data validation solutions that improved financial data accuracy and instilled greater confidence in management reporting across global stakeholders.
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Community & Academic Volunteering

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Mathematics Instructor for Scholarship Applicants
Central American University · UCA

Volunteered as a mathematics instructor for low-income students preparing for university scholarship applications, providing academic support to help underserved young people access higher education opportunities.

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Co-Founder, Free Software Group
Central American University · UCA

Co-founded the university's Free Software community alongside fellow colleagues. Organized events and workshops to promote the use of open-source tools, educating students and staff on software packages and the philosophy of free software.

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First Aid Team Member
Central American University · UCA

Served as a member of the university's first aid response team during social and institutional events, ensuring the safety and well-being of students, staff, and visitors in emergency situations.