How we work

Few words about us

We are a company with more than 5 years of IT experience. We operate both on the local market and on the Internet, providing high quality IT services. The team works remotely and consist of variable number of contractors depending on projects going on. If you would like to join us, please check out here if we are currently looking for someone, or just write to [email protected]

Hi! I'm Robert, founder of REINVENT and RESTREAM. IT sepcialist and freelancer with passion.
I like the coffee taste, well written code, punctuality and people who keep their word.

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Robert Ratajczak
Founder & IT Freelancer

Technologies we use

We are proud to present a list of used tools, devices, systems, programming languages and protocols.
Remember that we learn something new every day.


  • I


    Linux (Debian, Ubuntu Server, CentOS), Windows Server
    Databases: MySQL, PostgreSQL, Microsoft SQL Server

  • II


    CISCO, 3com, Mikrotik, Ubiquity, TP-Link

  • III


    Docker, Proxmox, XenServer, VMware, HyperV

  • IV


    RAID(Network backup, iSCSI): Synology, QNAP

  • V


    Nagios, Zabbix, Cacti (SNMP), MRTG and ELK


  • I


    PHP, Java, Python, Ruby, Bash
    Version control systems: GIT and SVN

  • II


    WordPress, Joomla and OctoberCMS

  • III


    Laravel, Symfony, YII, Django

  • IV


    Prestashop, Woocommerce and Shopify.

  • V


    RTSP, RTMP, HLS, DASH, H.264/AVC, ACC, audio and video Transcoding


Each task is divided into stages and accomplished according to carefully worked out scheme.


Good concept and well-defined requirements make it easier and faster to work.


The most time consuming and intensive stage in which we do everything to make the project work according to the customer requirements.


A very important stage where we confront the working solution with the customer and improve it.


The culmination of many hours spent on concept, design, implementation and testing. Not always a hassle-free but very rewarding stage.

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Professional implementation

Deadlines met

Satisfied customers

Fulfilled requirements

Selected projects that we have implemented for our clients in various fields. Most of our projects are covered by NDA agreements, so we do not have the opportunity to show them to the public.

View our portfolio