About me

I'm a software engineer focused on full stack development and building reliable, maintainable products. My work includes e-commerce integrations, API-connected web systems, and mobile applications with production-minded architecture. I enjoy solving complex implementation details while keeping performance and usability in balance. I also bring a research background from building online experiments and handling data-driven workflows.

3+engineering roles
API-Firstintegration mindset
Web + Mobilecross-platform delivery
  • 2025-Present
    Full Stack Engineer at Growth-Horizon - Netherlands
  • 2024
    Software Engineer Intern at ES Consultores S.A. - Managua
  • 2023
    Full-Stack Engineer Intern at JuegaOk - Managua
  • 2022
    Student Research Assistant at Trinity College - Hartford, CT
  • Backend & Databases
    PHP, C#, Java, Python; REST APIs, SQL data modeling and database queries
  • Web Development
    HTML, CSS, JavaScript, React; building responsive interfaces and web integrations
  • Mobile Development
    Flutter (Dart), Android (Java); cross-platform and native mobile applications
  • Tools & Frameworks
    Git, .NET, Spring Boot, Azure, VS Code, Visual Studio
  • Sep 2021-May 2025
    B.S. Computer Science - Trinity College-Hartford

My services

Full-Stack Development

Design and implementation of web applications with maintainable architecture, clean code, and reliable delivery from front end to backend services.

API Integration & Automation

Integration of REST APIs and external platforms, including e-commerce workflows and automation paths that reduce manual operations and improve consistency.

Backend & Databases

Server-side development with SQL-driven data layers focused on performance, stable connections, and dependable storage and retrieval for growing products.

Mobile Development

Development of Android and Flutter mobile features, including API-connected functionality and practical UX flows that align with real business requirements.

My Work

OpenCart E-commerce Extension

Custom OpenCart extension developed with PHP and MySQL to extend e-commerce functionality and integrate additional business logic.

Real-Time Shuttle Tracking System

Flutter mobile application with Firebase backend and Google Maps integration for real-time shuttle tracking and stop requests.

Full-Stack Messaging Platform

Messaging application built with FastAPI, React, and TypeScript featuring REST APIs and database-backed message storage.

See more

Contact Me

dtellezgar@gmail.com

www.linkedin.com/in/dagoberto-tellez

Download CV