Juan Mendoza

Experience

Four years of shipping.

I have experience with multiple stacks across a vast variety of domains. I've approached each problem head-on and put in the legwork to learn the domain at hand.

Nov 2025 — PresentCurrent
Employers Outsourcing Logo

Full Stack Software Engineer

Employers Outsourcing · Fresno, CA
  • Architected an AI-driven software development pipeline (Python/FastAPI, Next.js) from the ground up, establishing dependency injection, port/adapter, and layered service patterns, producing projects in roughly an hour that would take a team months
  • Refactored a 4,000-line AI-powered Python data application into a modular, service-oriented architecture, introducing domain-driven design and restoring maintainability
  • Drove modernization of the company’s largest legacy platform (PHP/Laravel API, Vue, Blade), championing DevOps improvements and mentoring two junior engineers
  • Delivered features across a multi-client membership platform (PHP/Laravel API, React Native, Vue) as part of a 30-engineer company-wide push, shipping onboarding, reservations, payments, and administrative CRUD
GoPythonPHPLaravelFastAPIVue.jsReact NativeNext.jsLarge Language Models (LLM)AI EngineeringSoftware ArchitectureMentoring
Mar 2024 — Nov 20251 yr 8 mos
Parsec Education Logo

Software Engineer

Parsec Education · Fresno, CA

Building applications for a target industry so they could gain insights into their data.

  • Designed, built, and managed scalable cloud architecture, making strategic decisions to optimize performance and cost-effectiveness
  • Built and optimized end-to-end ETL pipelines, automating complex data workflows and increasing data processing efficiency
  • Leveraged virtual machines, serverless solutions, and data analytics tools to enhance operational efficiency
  • Engineered dynamic reporting applications, providing real-time analytics and reporting solutions for stakeholders
  • Replaced costly third-party solution with in-house microservice, saving the company a meaningful sum per year
GoPythonGoogle Cloud PlatformCloud Run FunctionsCompute EngineBigQueryCloudServerless
Apr 2022 — Mar 20242 yrs
Serpa Packaging Solutions Logo

Applications Engineer

Serpa Packaging Solutions · Visalia, CA
  • Engineered a robust Ubuntu Server application using ReactJS, ASP.NET Core, and gRPC to smoothly interface with multiple packaging machines
  • Deployed application backend and a Microsoft SQL Server database using Docker Compose, optimizing deployment efficiency and enhancing scalability and maintainability
  • Utilized the MVP architecture to craft a highly adaptable and maintainable Windows Forms application in .NET, ensuring a flexible and scalable solution for an optimal user experience
CSSReact.jsEntity Framework CoreWindows FormsMicrosoft SQL ServergRPCDocker.NETC#ASP.NET CoreFrontendBackendDesktop
Spring 20221 sem
CSU Fresno Logo

Student Research Assistant

California State University, Fresno · Fresno, CA
  • Modified an open-source sensor-logging Android application written in Java to generate CSVs containing acceleration and gyroscopic data
  • Lead a two-person development team to implement the k-nearest neighbor algorithm for gait-based authentication application
PythonPandasJavaAndroid StudioMachine LearningArtificial Intelligence

Toolkit

What I've worked with

These are things I've gained proficiency in over the years.

Languages

C#PythonGoC++TypeScriptJavaScriptJavaPHPRubyDartSQL

Frameworks & UI

ASP.NET Core.NETEntity Framework CoreDjangoFlaskFastAPILaravelHapiRuby on RailsReact.jsReact NativeNext.jsVue.jsFlutterBlazorWindows FormsHTML5CSS3Sass

Infrastructure & Tooling

DockerDocker ComposeKubernetesHelmTerraformRabbitMQgRPCServerlessGoogle Cloud PlatformCloud Run/FunctionsCompute EngineFirebaseGitGitHub HooksGitLab CI/CDVisual StudioVS CodeNeovimAndroid StudioFigma

Data & AI

PostgreSQLSQL ServerMySQLSQLiteBigQueryLookerDataformPandasNumPyMatplotlibTensorFlowKerasMachine LearningLarge Language Models (LLM)AI Engineering

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