2023 - today: Code base application for various devices

Customer: on request
Role: Senior Android Developer

Tasks:
One code base application for various devices (bicycles, treadmills, bicycles, fitness mirror, etc. based on phones and tablets, also built-in) for performing exercises at home. Thanks to this application users can exercise in a group and with a trainer, also in the model life streaming. The application integrates, among others: with Spotify or heart rate sensors. Using the application, you can also control the load or, for example, the inclination of the treadmill

• Participating in requirement analysis sessions to clarify and document functional and non-functional requirements
  
• Designing and implementing new features and functionalities in Android applications based on project requirements
• Conducting feasibility studies to evaluate the technical feasibility and potential challenges of implementing new features or integrating third-party libraries/ APIs
• Identifying and troubleshooting bugs and performance issues within Android applications
• Being involved in code review process for other team members
• Currently collaborating closely with UI/UX designers
• Maintaining regular communication with clients to provide project updates, gather feedback, and address any concerns or questions

Skills:
Android, Jetpack Compose, Compose, Coroutines, Kotlin, Room, Retrofit, communication through Sockets

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2022 - 2023 (1 year): An app for one of the cryptocurrency exchanges for Android

Customer: Software Development Company
Role: Android Developer

Tasks:

• Obtaining project requirements from the customer
  
• Implementation of credit card payments based on checkout.com API
• Implementation of user identity verification based onfido API as well as veriff API
• Releasing and managing the application in the Play store

Skills:
Kotlin, Retrofit, Room, Coroutines, RxJava, communication through Sockets

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2014 - 2022 (8 years): IoT ? software for various devices

Role: Android Developer

Projects:

• Project 1: Android operating system for wireless phones (DECT)
• Project 2: Application for managing the connection between the mobile world and wireless home telephony
• Project 3: IoT system for managing operating rules and integrating sensors
• Project 4: An application collecting data from sensors, e.g. movement, to monitor the health of seniors based on applied daily routines

Tasks:

• Research and development of Android operating system for wireless phones (DECT)
• Releasing apps to the Play store and managing apps in the Play store
• Development of Android applications for approving other applications for wireless phones (DECT)
• Development of applications for the IoT/ Smart Home
• Integration of communication with IoT devices using BLE
• Integration of video support (VOD and live view) from cameras and camera configuration using Wifi Hot-Spot and BLE used in IoT systems
• Implementation of Google in-app-payments
• Implementation of network logic for communication with servers based on REST-Api

Skills:
Android, iOS, Bluetooth

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2012 - 2013 (1,5 year): Android application used to provision other applications for Set-Top-Box devices

Customer: Telecommunication Company
Role: Android Developer

Tasks:

• Testing and maintenance of software for Android embedded devices
• Testing of software and hardware used in company's IPTV network
• Linux systems administration
• Creation of an application for Android used for provisioning other applications for Set-Top-Box devices
• Creating applications Launcher development for Android Set-Top-Box device
• Testing applications for IPTV playback, Internet radio, EPG and VOD display
• Development of Android OS applications for content management

Skills:
Android