Michał Żarnecki Portfolio

My name is Michał Żarnecki and I specialize in creating IT systems, as well as analysis, extraction and advanced data transformation using data processing algorithms, such as machine learning. At work I use technologies: PHP, Python, JavaScript, PostgreSQL, DBMS, Android.

Category: Bez kategorii

Banking portal

Posted on 30 December 2017  in Bez kategorii

Banking and finances web portal about.
bs.net.pl

Responsibilities:

  • Creating importer script to automatically get all data from old version based on drupal to new project
  • implementing module for article publictaion on social pages: facebook, twitter
  • Implementing new layout and widgets based

 

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Category: Bez kategorii

System to collect networking and finance data about German companies

Posted on 1 July 2017  in Bez kategorii

moneyhouse bilances

Pictures from moneyhouse.de

 

Web application o collect networking and finance data about German companies.

Responsibilities:

  • Implementing data mining tools and parsers using deterministic algorithms and deep learning models
  • creating fast and efficient search engine
  • carrying out integration with external platforms, APIs, web-services
  • working with Selenium, automation of acceptance, integration, functional and unit tests, TDD
  • conducting data analysis using Python, R
  • server environment setup and configuration

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Category: Bez kategorii

Veolia – mobile application to ensure equipment reliability

Posted on 1 October 2016  in Bez kategorii


Picture from programa.pl
Mobile application for Veolia workers to conduct Inspection of important equipment. Application is using web-service to pass data into cebtralized company system.

Responsibilities:

  • implementing mobile application
  • improving app transfer speed and data reliability
  • implementing authentication methods and synchronization
  • designing communication protocol
  • application releases, updates and meintanance

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Category: Bez kategorii

Consulting ERP system

Posted on 2 February 2016  in Bez kategorii

ecology_systemPicture from programa.pl

System for the ecology consulting company.

Responsibilities:

  • technical project management
  • system modules configuration and modification
  • implementing system modules and functionalities
  • implementation of invoices module
  • implemenatation of users managemant and authorisation module
  • implementation of electronic data interchange module
  • creating and running unit tests and Selenium IDE interface tests
  • project optimization, acceleration, conducting HTML/CSS validators tests and server load tests
  • collecting data and creating project specification

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Category: Bez kategorii

Mediterraneum

Posted on 29 January 2016  in Bez kategorii

Picture from programa.pl

ERP/CRM system and mobile app for tour operator.

Responsibilities:

  • creating mobile applications for iOS system and iPhone/iPad devices
  • implemantation of API services

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Category: Bez kategorii

Casual worker

Posted on 22 January 2016  in Bez kategorii

Picture from programa.pl
Web application for employers and employees to simplify transactions and taking orders.

Responsibilities:

  • implementing system modules and functionalities
  • collecting data and creating project specification

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Category: Bez kategorii

Elephant Door

Posted on 1 December 2015  in Bez kategorii

elephantdoor_websitePicture from programa.pl

Smart alarm system.

Responsibilities:

  • implementing website functionalities
  • implementing Java selenium test suites for interface

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Category: Bez kategorii

Group of 4 ERP/CRM systems for companies organizing trainings and workshops

Posted on 28 October 2015  in Bez kategorii

workshops_systemPicture from programa.pl

Responsibilities:

  • technical project management
  • system modules configuration and modification
  • implementing system modules and functionalities
  • integration with external JavaScript libraries
  • implementation of messages and notification system
  • implementation of user calendar module
  • implementation of invoices module
  • implementation of users management and authorization module
  • implementation od electronic data interchange module
  • creating and running unit tests and Selenium IDE interface test
  • project optimization, acceleration, conducting HTML/CSS validators tests and server load tests
  • migrating projects to new versions and improvements
  • collecting data and creating project specification

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Category: Bez kategorii

Bugilo

Posted on 29 January 2015  in Bez kategorii

bugiloPicture from programa.pl

ERP system for company management. Based on Kanban methodology.

Responsibilities:

  • involvement in the process of creating system tools

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Category: Bez kategorii

ECM – ERP System

Posted on 4 October 2014  in Bez kategorii

ecmPicture from programa.pl
ERP system for the company working in the energy sector specialized in optimising energy consumption for their customers.

Responsibilities:

  • implementation of mobile monitoring system collecting data from electricity meters and sending via GPRS
  • development of Android mobile app for system users
  • system modules configuration and modification
  • creating controllers based on tables and forms generators
  • implementation of invoices module and pdf generator
  • energy usage reports (based on Google Graph) and simulations generator implementation
  • post-implementation period management
  • collecting data and creating project specification

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