Hello, I'm

Angel Montes de Oca

Senior Full-Stack Engineer
Angel Montes de Oca photo

I build reliable full-stack software for teams that need momentum without chaos.

Senior full-stack engineer and tech lead with 8+ years building enterprise software, including HIPAA-aligned systems. I ship end-to-end features across the SDLC and improve reliability with CI/CD, secure APIs, and pragmatic troubleshooting.

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Rialto, CAjoesatriani10@gmail.comangelmontesdev.com
Angel Montes de Oca photo

Experience

Leadership and delivery across the full SDLC.

Roles focused on secure, compliant systems, pragmatic troubleshooting, and production-ready execution.

01

Founder / Software Engineer and IT Consultant

Speed of Bytes, Inc.

11/2023 - Present
Rialto, California, USA
2 years, 7 months

Full-stack delivery and consulting for production web apps, secure APIs, and SQL-backed data models.

  • Delivered full-stack web apps using React, REST APIs, and SQL-backed data models, owning requirements through deployment and support.
  • Implemented secure authentication and role-based access, API validation/logging, and production troubleshooting to keep client operations stable.
ReactREST APIsSQLAuthenticationRole-Based AccessProduction Support
02

Software Tech Lead

Calibrated Healthcare

11/2021 - 10/2023
Ontario, California, USA
1 year, 11 months

Technical leadership for HIPAA-aligned internal platforms, secure APIs, and CI/CD delivery.

.NETREST APIsJWTGitLab CI/CDRelational DatabasesHIPAA-Aligned Systems
03

Software Developer / IT Analyst

Calibrated Healthcare

11/2018 - 10/2021
Ontario, California, USA
2 years, 11 months

Application modernization, healthcare workflows, and infrastructure support in a regulated environment.

.NETML.NETCMSWindows ServerLinuxSecurity Hardening
04

Software Developer

SICAR Punto de Venta (POS)

01/2017 - 10/2018
Autlan, Jalisco, Mexico
1 year, 9 months

Cross-platform installer work and internal diagnostics for POS software operations.

JavaInno SetupPascalScriptBashBatchDatabase Maintenance

Technical Skills

Comprehensive expertise across the full development stack.

Frontend

ReactJavaScript (ES6+)TypeScriptHTML/CSSCSS-in-JS

Backend

JavaC#/.NETREST APIsJWTSwagger/OpenAPI

Data

SQLPostgreSQLMS SQL ServerMySQLData Modeling

DevOps

GitLab CI/CDDockerLinuxWindowsAWS

Practices

AgileSDLCCode ReviewsMentoringQA CollaborationAutomated Testing

Featured Projects

A selection of production apps, internal tools, installers, and product experiments.

Speed of Bytes

Client-ready site with fast performance and clean UX.

Featured
Next.jsReact.jsMUIEmailJStsParticles
Live

FlipTrack Studio

Desktop app to centralize vehicle project data and export polished reports.

Featured
ElectronReactViteSQLiteMaterial UI
Microsoft Store

CJ DATA COM Website

Production marketing site for a data services brand.

Featured
Next.jsReactTypeScriptMaterial UI
Live

Kangen Water Paramount

Polished storefront experience with modern stack.

Featured
Next.jsReactTypeScriptJest
Live

Tamarindo Jalisco

Modern restaurant website built with the Next.js App Router and TypeScript.

Next.jsTypeScriptApp Router
Live

Food App

Full-stack food app using cloud storage, relational data, and Next.js.

Next.jsAWSS3RDSMySQL
LiveCode

TrayX App

Windows utility built with C#, WPF, and .NET 8.

C#WPF.NET 8
Code

MERN Full Stack

Admin-style MERN application with React, Express, MongoDB, and Redux.

React.jsViteMongoDBExpress.jsRedux
LiveCode

Image Recognition

Desktop ML experiment using C#, WinForms, .NET 8, and ML.NET Model Builder.

C#WinForms.NET 8ML.NET MB
Code

Futuristic Login

Polished login screen prototype with Next.js and custom CSS.

Next.jsCSS
LiveCode

SICAR Installer (Windows)

Windows installer for SICAR POS distribution.

PascalScriptJavaBatch
Download

SICAR Installer (MacOs)

macOS installer package for SICAR POS distribution.

JavaBash script
Download

SICAR Installer (Linux)

Linux installer package for SICAR POS distribution.

JavaBash script
Download

Get In Touch

Have a project in mind? Let's talk about how I can help.

joesatriani10@gmail.com