Airport collaborative decision-making(A-CDM) system development

Feb 2022 - now, E-learning - New functionalities for e-learning platform - Tech stack: Python 3.8, Flask, Connexion, Openapi, GCP (Big Query, Cloud Task, Datastore, Cloud Run), Algolia

Mar 2021 - Dec 2021, Military sector - JS web application Front-end in Angular framework developmentApr 2020 - Feb 2021, Healthcare sector, COVID-19 - Design & implementation of back-end API in Python Flask frameworkNov 2019 - Mar 2020, OTT and Hybrid TV Solutions - Porting HbbTV engine to different Android TV platforms (Java, C++)Feb 2019 - Sep 2019, Fuel Cards & Telematics Company - Python and Django framework back-end development - React JS framework and Redux Form front-end maintenance - AWS lambda functions maintenance

Nov 2018 - Jan 2019, Entertainment solutions for Automotive company - Factory diagnostic test suite of BT & touch screen modules (C++) - Define secure Linux policies for Android services.Oct 2017 - Sep 2018, Mobica @ Facebook Inc. (Menlo Park, US) - Prototyping back-end services for an ASR device (C++) - Web application development ( Hack, JS, HTML, GraphQL) - Prototyping python application – communication with BLE devices

Duties:1. Tizen applications developer for mobile devices and wearables (C++)2. Enlightenment.org Open Source Community collaboration: - implement AT-SPI Accessibility Interfaces for EFL framework (C++, Python) - provide patches for EFL framework (C ) - PyTest, Integration Test Suite for Enlightenment Accessibility Implementation Library (https://github.com/loleksak/eail-its) (Python, C)Technologies:- C/C++- Python- SQlite- DBus IPC- Tizen OS- EFL- Scrum- Git Version Control System- Gerrit Code Review

Duties:1. Enlightenment.org Open Source Community collaboration: - provide unit tests & patches for EFL framework2. Maintain & support for Tizen Ecosystem: - provide unit tests for Tizen Native C API libraries - provide documentation, reference applications and tutorials for Tizen Native C API developers - provide documentation, reference applications and tutorials for JavaScript API developers3. Tizen SDK IDE development based on Eclipse: - provide patches for Eclipse IDE product (Eclipse Open Source Community) - provide new functionalities for Tizen SDK (Eclipse plugins)Technologies:- C/C++- TETware (The Test Environment Toolkit )- SQlite- JavaScript- Tizen OS- EFL- JAVA- Git Version Control System- Gerrit Code Review

Duties:- maintain and develop intranet application- maintain and develop Content Management System (CMS)- integrate web page front end with CMS- implement CMS plugins according to client's requirements- maintain and develop web pages, for example: www.dps.pl, www.archiwistyka.pl, www.arisco.pl, www.abip.pl, www.folusz.dps.pl- SEO web designTechnologies:- PHP- MySql- InterBase- Smarty (PHP Template Engine)- JavaScript- Html- CSS- Debian Linux OS

Duties:- maintain network hardware and software- troubleshoot network problems- ensure network security, availability and performance standardsTechnologies:- iptables firewall- bash scripts- PLD Linux OS- TCP/IP stack