Experience

Where I've
worked.

Eight years building mobile and web products across fintech, ERP, and consumer apps.

01

Mar 2024 — Present

PBS El Salvador

Mid Mobile Developer · Full-time · Remote

Working across Android and iOS — native development with Kotlin and Swift, plus Flutter for shared cross-platform features.

  • Android
  • iOS
  • Flutter
  • Kotlin
  • Swift
02

Sep 2023 — Apr 2024

ThinkForward

Mid Full-stack Developer · Contract · Remote

Led C# development on a multi-company ERP built from scratch. ASP.NET Core and Entity Framework on the backend, Razor and vanilla JavaScript on the frontend, SQL Server as the data layer.

  • ASP.NET Core
  • Entity Framework
  • SQL Server
  • Razor
  • JavaScript
03

Oct 2023 — Mar 2024

Serfinsa

Mid Mobile Developer · Full-time · Hybrid

Android developer on a fintech app, building screens with Kotlin and Jetpack Compose.

  • Kotlin
  • Jetpack Compose
  • Android
  • GitLab
04

Jul 2022 — Aug 2023

Hightech Consulting

Mid Mobile Developer · Full-time · Remote

Mobile developer across multiple client projects covering iOS (Swift), Android (Kotlin/Java), and Flutter, applying MVVM and Clean Architecture throughout.

  • Swift
  • Kotlin
  • Flutter
  • iOS
  • Firebase
05

2018 — 2022

Creativa Consultores

Full-time · 4 years 2 months

Programmer Analyst — AES El Salvador Feb 2021 — Jul 2022

Worked on the ACE Project as part of the Integration Team at AES El Salvador.

  • SQL Server
  • CSS

Mid Full-stack Developer — Aeroman Mar 2021 — Jun 2021

Built the BI-Embedded project for Aeroman — an Angular frontend connected to MicroStrategy for data visualization, with Spring Boot on the backend.

  • Angular
  • Spring Boot
  • MicroStrategy

Mid Python Developer — AES El Salvador Mar 2020 — Feb 2021

Main developer of the AES Virtual Agent, a chatbot connected to Slack, Facebook Messenger, and WhatsApp (via Twilio). Built with Python and Flask, using Dialogflow for NLU, GCP for hosting, and PostgreSQL and SQL Server as data stores.

  • Python
  • Flask
  • Dialogflow
  • GCP
  • PostgreSQL

Jr. Full-stack Developer Jun 2018 — Feb 2020

Part of the Innovation team, building and maintaining projects with new technologies and CI/CD pipelines. Also served as technical lead on internal and client-facing projects.

06

2019 — 2022

Freelance

Self-employed · 2 years 11 months

Independent iOS and Android projects for various clients, working with native SDKs and Firebase.

Jr. iOS Developer May 2020 — Jun 2022

Jr. Android Developer Aug 2019 — Jun 2022

  • iOS
  • Android
  • Firebase
07

Mar 2018 — May 2018

BetterRideInc

Jr. Full-stack Developer · Full-time

Part of a small team, shipping new features across the REST API and the web admin interface.

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