Alberto Duran
Software Engineer

Technical Skills

Professional Experience

• May 2021 – August 2025

  ORACLE

  Guadalajara, Jalisco
  Software Developer at docs.oracle.com

  • Platform Optimization: Re-architected internal publication pipelines to achieve a 90% reduction in package sizes, significantly lowering latency and accelerating server-side processing for docs.oracle.com.
  • Developer Tooling: Engineered a real-time live loading system that slashed local development load cycles from minutes to seconds, increasing team velocity and enabling instant feedback loops.
  • Modernization & Migration: Led the full-stack migration of publication templates (Oracle JET 11 to 18), resolving complex architectural shifts and merge conflicts to ensure 100% backward compatibility with legacy content.
  • Python Automation: Developed and maintained a Python-based migration tool to automate the transition of legacy publications into modern documentation systems, ensuring data integrity and reducing manual effort.
  • Data Visualization: Enhanced analytics capabilities by integrating new data sources into Oracle APEX dashboards, enabling stakeholders to make data-driven decisions based on site traffic and user behavior.
  • Algorithm Implementation: Designed a recursive merging plugin for highlight.js to restore custom code highlighting, bypassing deprecated HTML auto-merging limitations to correctly render complex nested styles.

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  July 2019 – April 2021

  TATA CONSULTANCY SERVICES

  Guadalajara, Jalisco
  Java Software Developer at USAA.com

  • Enterprise Security: Contributed to a large-scale security migration for a major financial institution, transitioning multiple enterprise entry points to CyberArk systems to protect critical backend and database infrastructures.
  • Backend Engineering: Demonstrated technical versatility by developing and maintaining Java EE and Spring based projects, writing Perl scripts, and integrating with databases and mainframe systems to deliver robust enterprise solutions.
  • Quality Assurance: Improved system reliability by designing and executing targeted QA test cases, ensuring full compliance with rigorous business and technical requirements.
  • Stakeholder Management: Delivered technical demos to client executives, effectively communicating system functionality, security enhancements, and project milestones.

Honors & Awards

Selected Projects

E

Mar 1, 2026 8 mins read

Equity Valuation Engine

A modular, data-driven framework for financial analysis and intrinsic valuation

#project #python #yfinance

→

P

Mar 1, 2026 11 mins read

Product Tracker

A backend-focused system for tracking products, inventory movements, and operational events with reliability, auditability, and scalability in mind.

#project #python #fastapi

→

A

Mar 1, 2026 15 mins read Vault

A writer's service

Built a microservices system using Flask, React.js, InnoDB Cluster, Minio, and Redis.

#project #docker #python

→