Josue   Chura

Full Stack Developer

Available for Hire

Hello, I'm 👋

J o s u e   C h u r a

and I'm

I modernize legacy systems, make SQL Server fast, and apply AI in production, with zero downtime.

Josue Chura
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About Me

My Introduction

Josue Chura

I'm Josue Chura, a senior .NET full-stack engineer with 7+ years of experience. I modernize legacy systems to modern .NET with zero downtime, tune SQL Server, and apply AI in production with strict verification. Working remotely for US clients since 2023, and teaching Systems Engineering at university. Off the keyboard: music, books, and exploring new tech.

0+ Years Experience
0+ Completed Projects
0 Zero-downtime major migrations

Tech Stack

Technologies I work with

Full-Stack Development Mobile Development Databases & Performance Backend & Tooling
.NET / EF Core
.NET / EF Core Core
Angular
Angular Core
JavaScript / TypeScript
JavaScript / TypeScript Core
HTML
HTML Proficient
CSS / Tailwind
CSS / Tailwind Proficient
React
React Familiar
Laravel
Laravel Familiar
SQL Server
SQL Server Core
PostgreSQL
PostgreSQL Proficient
Oracle
Oracle Proficient
MySQL
MySQL Proficient
MongoDB
MongoDB Familiar
React Native
React Native Familiar
Flutter
Flutter Familiar
Node.js
Node.js Proficient
Python
Python Proficient
Java
Java Proficient
PHP
PHP Proficient

Experience

What I offer & what I've built

.NET Full-Stack Development

End-to-end web applications with .NET 8, Angular and Azure

  • I build backend services and REST APIs with .NET 8 and EF Core.
  • I develop frontends with Angular and TypeScript.
  • I integrate payments, webhooks, queues and third-party CRMs.
  • I apply AI in production with strict verification (RAG, assisted development).
Full-Stack .NET

Legacy System Modernization

Migrations without service interruption

  • I migrate .NET Framework systems to modern .NET.
  • I move databases between engines (SQL Server to PostgreSQL).
  • I replace ORMs and upgrade frontends (NHibernate to EF Core, Angular 9 to 19).
  • I plan cutovers with replicas, night scripts and rollback criteria.
Modernization

Databases & Performance

Design, tuning and diagnostics on SQL Server, Oracle and PostgreSQL

  • I design schemas, indexes and stored procedures.
  • I diagnose slow queries with Query Store and execution plans.
  • I fix N+1s, locking issues and connection pool exhaustion.
  • I set up observability: baselines, alerts on symptoms, reports.
Databases

Projects

Most recent work

Zero-Downtime Modernization

Zero-Downtime Modernization

Three chained migrations on live production systems for US clients: .NET Framework 4.8 to modern .NET, SQL Server to PostgreSQL with NHibernate to EF Core, and Angular 9 to 19. Zero downtime: night scripts, replicas, and test-backed verification.

Migrations .NET PostgreSQL
AI-Assisted Development Pipeline

AI-Assisted Development Pipeline

Designed, built, and operate a development pipeline with autonomous coding agents under strict guardrails, TDD, and automated verification: 1.8x more weekly deliveries, measured with reproducible queries over merged pull requests. Every AI-generated line is reviewed.

AI TDD Automation
AI-Powered University Learning Platform

AI-Powered University Learning Platform

End-to-end features for an international university education platform: an AI course recommender (RAG pipeline with GPT, embeddings, and vector search on Azure AI Search), online payments, Zoom live classes via webhooks and queues, and Salesforce sync.

.NET 8 Azure RAG
Tax-Forms & Nad-Forms (IRS)

Tax-Forms & Nad-Forms (IRS)

Led the reporting and database module of Tax-Forms (automated generation of official IRS forms, RDLC, optimized SQL Server) and directed Nad-Forms, a drag-and-drop form designer that replaced paid third-party services across a suite of 52+ solutions.

Angular .NET SQL Server
APP-Saludable (PWA)

APP-Saludable (PWA)

Preventive-health PWA used by Cochabamba police personnel: habits, sleep, diet, and health status. Lead developer and trainer.

Angular PWA Firebase

Testimonials

What clients say about my work

“I had a great experience working with Josue. He developed an internal inventory system with integrated payments that fit our business perfectly. Everything was smooth, detailed, and well-supported throughout.”
Sara Rojas

Sara Rojas

Client

“Working with Josue was a pleasure. He delivered a wellness app tailored to natural health practices, with thoughtful features and precise execution. The results speak for themselves.”
Cochabamba Mayor's Office

Cochabamba Mayor's Office

Client

“Josue did an outstanding job developing both our website and a custom system for managing client payments. His work was detailed, reliable, and helped streamline our monthly Wi-Fi billing with dynamic QR integration.”
Goo Net Technology

Goo Net Technology

Client

“Josue built a versatile sports management system for our league, helping us coordinate matches, tournaments, and rankings across football, volleyball, and futsal. His work was efficient, intuitive, and made organization much easier.”
Liprodes

Liprodes

Client

Certifications

My professional credentials

CCNA 1

CCNA 1

Cisco
CCNA 2

CCNA 2

Cisco
CCNA 3

CCNA 3

Cisco
CCNA 4

CCNA 4

Cisco
Cybersecurity Cisco

Cybersecurity Cisco

Cisco
Cybersecurity

Cybersecurity

Cisco
AGETIC Security Congress

AGETIC Security Congress

Agetic
Capture The Flag - AGETIC

Capture The Flag - AGETIC

Agetic
Recommendation Letter 1

Recommendation Letter 1

Professional
Recommendation Letter 2

Recommendation Letter 2

Professional
Recommendation Letter 3

Recommendation Letter 3

Professional

Contact Me

Get in touch

Let's work together

I'm always open to discussing new projects, creative ideas, or opportunities to be part of your vision. Feel free to reach out through any of the channels below.

LinkedIn

Josue Chura