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Alejandro BorjaAB
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Alejandro Borja

@alejandroborja

Applied Math & CS backend developer building scalable APIs, data pipelines, and AI deployments with Python and FastAPI.

Colombia
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What I'm looking for

I’m looking for a role where I can build scalable backend services and data pipelines, improve performance and reliability, and contribute to AI/analytics deployments—working with strong engineering standards and real-world product impact.

I’m an Applied Mathematics and Computer Science professional focused on backend architecture, algorithmic thinking, and artificial intelligence. I specialize in developing, reviewing, and optimizing complex Python and C++ applications, with a strong bias toward reliability, efficiency, and strict software development best practices.

In my work, I’ve engineered automation and data-pipeline improvements that reduce operational friction and improve system stability—like shrinking a full-day manual reporting process to a reliable 20-minute workflow with a 95% reduction in execution time, and building a Python normalization pipeline that achieved 100% system crash mitigation by eliminating frequent Excel non-responsive failures. I also design scalable analytics experiences (including Power BI dashboards with complex DAX) and deploy AI solutions, such as training and deploying YOLOv8 models for automated object detection and consolidated reporting. On the backend side, I’ve designed and deployed highly scalable FastAPI service architectures for mission-critical ERP systems, improving performance, securing 100% data referential integrity, and leading debugging efforts to resolve edge cases and logical inconsistencies.

Experience

Work history, roles, and key accomplishments

AS

Backend Developer

Architectus Software

Mar 2026 - Jun 2026 (3 months)

Designed and deployed a scalable backend service architecture using FastAPI to support mission-critical ERP systems, improving data persistence and performance. Led testing and component debugging to mitigate production bugs and resolve edge cases, while ensuring 100% data referential integrity.

GC

Sales Operations Intern

General Motors Colombia

Jan 2026 - Jun 2026 (5 months)

Engineered an automated reporting workflow to consolidate dealer incentive payments, reducing execution time by 95% and eliminating manual data entry risks. Built a Python data pipeline to prevent Excel non-responsive failures and created multi-user Power BI dashboards using complex DAX measures.

Education

Degrees, certifications, and relevant coursework

Universidad del Rosario logoUR

Universidad del Rosario

Bachelor's Degree, Applied Mathematics and Computer Science

2022 - 2026

Grade: GPA 4.0/5.0

Bachelor's degree in Applied Mathematics and Computer Science with a focus on Artificial Intelligence and Software Development.

Tech stack

Software and tools used professionally

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