franly.dev
Franly Peña Cosme
Hola, I'm

Franly Peña Cosme

Full-stack developer from the Dominican Republic 🇩🇴 — I build end-to-end products with React, TypeScript, .NET Core and Node.js, and I ship faster with AI tools like Claude Code baked into my daily workflow.

Say hola →LinkedInDownload Resume

Where I've worked

8 years of building software, from search bars to whole platforms.

Cobalto Consulting

May 2025 – Present
Full Stack Developer
  • Designs, builds, tests and maintains software systems end-to-end.
  • Partners with developers, designers and stakeholders to ship scalable, easy-to-use solutions.
  • Uses Claude Code, GitHub Copilot and Codex daily to speed up delivery and improve code quality.
ReactTypeScript.NET CoreNode.jsClaude Code

FullStack Labs

Aug 2023 – Apr 2025
Full Stack Developer
  • Built a new module helping customers create dynamic business websites.
  • Cut development time ~20% with a modular, reusable React & TypeScript component library.
  • Optimized state management, eliminating unnecessary re-renders.
JavaScriptEmber.jsNode.jsAWS S3EC2GitHub Actions

GBH

Aug 2020 – Oct 2022
Software Engineer
  • Improved application performance ~30% by fixing unoptimized components and pages.
  • Shipped a PDF contracts viewer that cut contract review time by 50%.
ReactTypeScriptReduxNode.jsMySQLDocker.NET Core

Intellisys D. Corp.

Jun 2018 – Sep 2020
Software Developer
  • Rebuilt search logic for faster performance, better filtering and ~20% more functionality.
  • Kept unit-test coverage above 70% across the application.
ReactAngularNode.js.NETAzureMongoDBJest

What I work with

My everyday toolkit — and the AI copilots that make it faster.

// front-end
ReactTypeScriptGraphQLReduxEmber.js
// back-end & cloud
Node.js.NET CoreAWSDockerMySQL
// ai-assisted dev
Claude CodeGitHub CopilotCodex

Projects

A few things I'm putting together — check back soon.

// coming soon
Selected work will live here.

Education & languages

Universidad Católica Tecnológica del Cibao
2015 – 2019
EspañolNative
EnglishFull professional
// let's build something

Got a project in mind?

I'm open to freelance work and full-time opportunities. Drop me a line — I usually reply within a day.

franlya.96@gmail.comlinkedin.com/in/franly96