Josue Olvera
Dallas,TX
Overview
1
1
Certification
1
1
year of professional experience
Work History
Freelance Full-Stack Developer
Sistema de Lorena
Denton, TX
04.2026 - Current
- Built and deployed a full-stack business management platform for an active retail clothing operation processing 500+ orders/month, covering client management, inventory, orders, payments, and financial reporting.
- Migrated legacy sales history from Excel into a structured PostgreSQL database via a custom import script, preserving all historical transaction data across clients, products, orders, and payments.
- Architected a scalable data layer with Next.js 16 App Router, Supabase/PostgreSQL, and server-side filtering + pagination — designed to handle years of order history without performance degradation.
- Built interactive reporting dashboards (Recharts) with revenue breakdowns by store, product category, and time period.
- Stack: Next.js 16 | Red CSS | Supabase | PostgreSQL | Recharts
Live Data Gatherer
Sportec Solutions
Arlington, TX
05.2025 - Current
- Collected and processed real-time player tracking data across 84 MLS matches, logging ~1,200 data points per game with 94.8% accuracy to calculate advanced performance metrics (e.g., Ball trajectory) for live broadcast insights and post-match reports.
- Calculate advanced performance metrics (e.g., expected goals [xG]) to support live broadcast insights and post-match reports.
- Collaborate with data engineers and analysts to ensure accuracy, consistency and quality in large-scale sports datasets.
Book Recommendation System
University of North Texas
Denton, TX
02.2025 - 05.2025
- Developed a book recommendation system in Python, applying Dijkstra's algorithm over a similarity graph to identify the 10 most relevant book recommendations per query in under 140 ms
- Engineered the system to handle tens of thousands of user ratings, optimizing for scalability and performance.
- Implemented core data structures such as hash maps, trees, to efficiently store and access user ratings and book metadata.
Education
Computer Engineering -
University of North Texas
Denton, TX12-2026
Skills
- C (proficient) – DS&A, OOP, memory management
- Python – scripting & data analysis
- Git/GitHub – branching, PRs, code reviews
- Claude – agentic workflows, tool use, MCP integration
- Linux – CLI, Bash scripting, gawk
Certification
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Timeline
Freelance Full-Stack Developer
Sistema de Lorena
04.2026 - Current
Live Data Gatherer
Sportec Solutions
05.2025 - Current
Book Recommendation System
University of North Texas
02.2025 - 05.2025
Computer Engineering -
University of North Texas