Vilson Duka, Developer in Berlin, Germany
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Vilson Duka

Verified Expert  in Engineering

Software Developer

Berlin, Germany
Toptal Member Since
August 20, 2015

Vilson started programming in middle school and instantly knew what he would do for a living. With experience both in back- and front-end and having worked on different projects in the past for desktop, mobile, and web, he now focuses on building awesome real-time applications.


Redis, MySQL, Socket.IO, Node.js, Symfony, PHP
C#, Android, JavaScript, MySQL, PHP
Linux, Asterisk, JavaScript, MySQL, PHP




Preferred Environment

Linux, Git, Atom, Sublime Text

The most amazing...

...thing I've built was a scalable real-time system for notifications and chat messages.

Work Experience

Web Developer

2013 - 2015
  • Upgraded a system with real-time notifications and messaging with and Redis.
  • Upgraded a system for searching, statistics, and logging by migrating to Elasticsearch, increasing performance and extendibility.
  • Configured servers for development and deployment.
  • Coded critical parts of projects.
  • Analyzed software requirements.
  • Provided technical assistance to other developers.
Technologies: Redis, MySQL, Socket.IO, Node.js, Symfony, PHP


2012 - 2015
  • Installed and configured servers.
  • Configured domains\hosting.
  • Designed, configured, and migrated databases.
  • Developed apps and features in Android.
  • Developed and implemented code.
Technologies: C#, Android, JavaScript, MySQL, PHP


2013 - 2013
  • Developed web UI for users to manage their SIP accounts.
  • Designed and maintained a database.
  • Installed software and configured Linux servers.
  • Installed and configured Asterisk PBX, SIP accounts, and voicemail.
  • Responsible for testing and deployment.
Technologies: Linux, Asterisk, JavaScript, MySQL, PHP

A personal project to help developers and creators track how their work is being used by providing real-time analytics. Currently in development.

POS/Inventory Management System

A point-of-sale system including inventory management and the ability to generate reports for different date ranges. Built for a local store with .NET Technologies and SQL Server.

Live Streaming App

A mobile app which streams your camera and location so it can be viewed in real-time online using Wowza Media Center on back-end with AWS.

Hotel Management System

A system to keep track of rooms, vacancies, and parking slots with timetable. Build on top of .NET and SQL Server.


PHP, HTML5, JavaScript, C#, SQL, CSS3, Java


jQuery, Node.js, Socket.IO


Symfony 2, Symfony, ASP.NET, Windows Presentation Foundation (WPF), PHPUnit, Laravel, AngularJS


MySQL, Elasticsearch, Redis, Microsoft SQL Server, MongoDB


Sublime Text, Atom, Git, Asterisk, NGINX, Bower, NPM, Gulp


Agile Software Development, Test-driven Development (TDD), Scrum


Amazon Web Services (AWS), Linux, Android

2009 - 2012

Bachelor's Degree in Computer Engineering

Polytechnic University of Tirana - Albania