Senior Android Developer
2017 - PRESENTTemptime- Built Temptime's Android app using new Camera 2 APIs to detect the changes in color of a temperature sensor that is injected on a QR barcode. This project was part of a larger effort to develop the first miniaturized technology to monitor temperature exposure of vials containing the oral polio vaccine which satisfies the World Health Organization’s (WHO) PQS VVM performance specification.
Technologies: Android, JavaSenior Android Developer
2017 - 2018FlumeTech- Rewrote the app using MVVM and Android architecture components.
- Integrated QR barcode detection and an intercom.
Technologies: Android, JavaAndroid Developer
2017 - 2017YouVersion (via Toptal)- Wrote tests and made sure that the app's main functions were properly implemented.
Technologies: Kotlin, Android, Espresso, Git, GitLab, Gradle, OkHttp, Dagger 2, Room, MVVPAndroid Developer
2017 - 2017Pangea (via Toptal)- Created an Android app to communicate with a Bluetooth-connected watch that can measure heart rate and level of oxygen inside a patient's blood.
- Processed byte data received from the device and transformed the data into usable Java classes.
- Made login/register flow, syncing data with the server.
- Enabled the back-end to control the device thorough the Android app.
Technologies: Bluetooth, Android, REST, RxJava 2, Git, Gradle, Auto Value, Retrofit 2, EspressoSenior Android Developer
2016 - 2017FuboTV (via Toptal)- Created a streaming app that can play sports channels on the mobile device, save them for later watching, and list all the sports events two weeks in advance.
- Built the app from the ground up, proposing tools, libraries, and overall solutions to make the app and code base in a clean and testable way.
Technologies: Android, Java, Gradle, Git, MVP, Dagger 2, Retrofit, GlideSenior Android Developer
2016 - 2016Pulsr (via Toptal)- Created a reusable, cross-platform social network app that can propose events to go to or guide you to the important places inside the selected city.
- Worked with an existing codebase, refactoring the app to be as testable as possible.
- Introduced the Google Maps API.
Technologies: Android, Java, Clean Arhitecture, Retrofit, Realm, GlideSenior Android Developer
2016 - 2016Bosch- Worked on a device that connects to the car's onboard computer over Bluetooth using an ODB interface and then extracts, process, and displays all the relevant data like errors on the car, trip logs, last parked position, etc., on the Android device.
Technologies: Android, Java, BluetoothSenior Android Developer
2015 - 2016MERA Software Services- Worked on an app that streams various TV content to mobile devices using HLS and Media Player frameworks.
- Integrated different type of analytics (Nielsen, Omniture and Comscore) to the existing video player.
Technologies: Java, Android SDK,Retrofit, Gson, Dagger, Glide, Exo playerAndroid Developer
2014 - 2015PsTech- Contributed to projects for Plantronics.
- Developed features for a smart Bluetooth fitness watch, using Bluetooth Low Energy (BLE) for communication between device and phone.
- Worked with Sony Mobile, implementing features and maintaining the Calendar and Alarm applications.
- Developed a small Android app for indoor navigation using Bluetooth Low Energy (BLE) beacons.
Technologies: Java, Android SDKAndroid Developer
2012 - 2014Mitec, d.o.o- Developed a chat application with integrated data encryption.
- Developed a SQLite database and complete UI of the application.
Technologies: Java, Android SDKWeb Developer
2009 - 2009Univerzijada 2009- Built a dynamic picture gallery and a scoreboard with live results.
- Maintained the Univerzijada website.
Technologies: PHP, MySQL
Aleksandar Tomislav Markovic
Software Developer in Belgrade, Serbia
Member since July 27, 2015
Aleksandar has been a software developer for about 5 years now, doing everything from Assembler programming to web development and, more recently, Android development. He has done work for companies like Sony Mobile, Plantronics, and Bottle Rocket Studios, and his communication skills combined with solid development work make him a useful asset to any project.
Aleksandar is now available for hire
Portfolio
- TemptimeAndroid, Java
- FlumeTechAndroid, Java
- YouVersion (via Toptal)Kotlin, Android, Espresso, Git, GitLab, Gradle, OkHttp, Dagger 2, Room, MVVP
Experience
- Java, 8 years
- Android, 6 years
- Android SDK, 5 years
- Android Studio, 4 years
- Git, 4 years
- Linux, 3 years
- RxJava 2, 2 years
- Kotlin, 1 year
Availability
Part-time
Preferred Environment
Linux, Android Stuido, Git
The most amazing...
...thing I've done is use Bluetooth Low Energy devices for indoor navigation.
Employment
Experience
- Awe Everywhere (Development)http://www.bottlerocketstudios.com/blog/awe-video-everywhere
AWE is the powerful app platform for branded video delivery and engagement across all major platforms.
- Sony Mobile Calendar and Alarm (Development)
Custom Sony Mobile Calendar and Alarm app.
Skills
Frameworks
Dagger 2, Android SDKLibraries/APIs
Retrofit, Retrofit 2, RxJava 2, SQLBrite, RxJavaTools
GitLab, GitHub, AutoValue, Android Studio, Eclipse IDE, Gradle, GitParadigms
Agile Software Development, Model View Presenter (MVP), Model View Viewmodel (MVVM), Clean Architecture, Android Material DesignPlatforms
Android, LinuxLanguages
Kotlin, Java, PHP, SQL, Python, C, JavaScript, C++Storage
Realm Database, MySQLOther
GitFlow, OkHttp
Education
- Bachelor's (Hons) degree in Electrical Engineering and Computing (Computer Science and Informatics)2002 - 2013Faculty of Mathematics - Belgrade, Serbia
