Hi! My name is Ionut,

I'm a freelance web developer based in London, UK. I enjoy building responsive web sites and apps using the latest technologies and I never stop learning and challenging myself.
Check out my skills and work and let me know if you are interested in a collaboration.

My Skills


  • HTML
  • CSS
  • SASS
  • JavaScript
  • TypeScript
  • Angular


  • Node.js
  • Express
  • MongoDB
  • Mongoose
  • Firebase


  • VS Code
  • Terminal
  • Git
  • Github
  • Angular Material
  • Angularfire2
  • Bootstrap
  • Webpack

My Work

Cosmin Costache Portfolio Website

Photographer website

Static website showcasing a portfolio of a professional photographer.
Features: CSS Grid, custom lightbox.

Explore Website
A image showing features of devDo website


MEAN Application built with Angular and Angular Material on the front-end and Node, Express and MongoDB on the back-end.
Features: JWT authentication, HTTP requests, database operations.

Explore App Front-end Source Code API Source Code Documentation
First page of workout tracker app

Workout Tracker

Single Page Application built with Angular and Angular Material on the front-end and on the back-end with Firestore. This demo app provides a list with exercises, keeps track of exercise duration and stores data into user's logs.
Features: authentication, e-mail verification, password reset.

Explore App Source Code Documentation


Collaborating with Ionut proved to be an excellent choice. His work exceeded my expectations, and I'm more than satisfied with the final result.
I will definitely work again with Ionut on future projects.
Cosmin Costache photo

Cosmin Costache



Profile photo

Do you have a great design and want to transform it into a web site or application? Or are you interested in hiring me? Let me know by contacting me via LinkedIn or email.