Fedir

Twenty years across mobile,

FEDIR
embedded, backend and microservices,
computer vision, IoT and desktop
application development.

TSAPANA
Mobile & Embedded Systems Engineer
[open contact info](look above in the "contact info" section)
[open contact info](look above in the "contact info" section)
LinkedIn GitHub StackOverflow

E D U C AT I O N ENGLISH
Specialist of radioelectronics Good technical and written, intermediate spoken

01 SKILLS
SKILL EXPERIENCE

Java / Android / Kotlin / NDK High — used constantly,
16 yrs

Popular Android libraries: Jetpack (Compose, Room, ViewModel, Constraint Used often
Layout, Material Design components), Retrofit, SQLDelight, Firebase
(Firestore, Auth, Functions, Analytics, Crashlytics, Ads)

Low-level libraries used with NDK/JNI: native MediaCodec APIs, OpenSL Used relatively often
ES, WebRTC, c-ares, OpenCV, MediaPipe, OpenGL ES, FFmpeg

Gradle, Python — build scripts, automation, utilities Time to time

HTML / JavaScript / TypeScript Time to time, for basic
needs

Automated and unit testing: JUnit, Android testing framework, Robolectric, Time to time
Mockito

Continuous integration: GitHub Actions, GitLab, Jenkins Time to time

Project management systems: Jira, Redmine, Trello, Asana Time to time

02 PRIMARY ACTIVITIES
— Implementing new project features — Participating in planning and
— Working on large, complex codebases technical discussion
— Refactoring legacy code — Setting up continuous integration systems
— Improving application performance by — Publishing apps to stores
profiling bottlenecks — Working independently
— Leading a small development team

FEDIR TSAPANA [open contact info](look above in the "contact info" section)

03 EMPLOYMENT HISTORY
YEARS C O M PA N Y TITLE / ROLE

2021 — 2026 GlobalLogic Android / embedded / automotive developer

2018 — 2021 Svitla Systems Android / NDK developer

2015 — 2018 Freelance — Upwork Mobile / embedded / web developer

2010 — 2015 Viseven Mainly Java / Android developer; also mobile C/C++ and
web PHP/JS developer on several smaller projects

2008 — 2010 TimeMaker Delphi developer

2007 — 2008 Radio Electronic Erector
Company (REC)

2005 — 2007 Ecoproduct Office technician

04 COMMERCIAL PROJECTS Recent to past

Post-it link
SCOPE Android productivity and organization app
TECHNOLOGIES Kotlin, Android SDK/NDK, OpenCV, Compose UI, SQLDelight, Moshi/Kotshi,
Mockito

VinFast link
SCOPE Android-based embedded software for electric cars
TECHNOLOGIES Java/Kotlin, Android/NDK, AOSP, minimal third-party libraries

Sonosite link
SCOPE Android-based embedded software for medical ultrasound devices
TECHNOLOGIES Java, Android, AOSP, minimal third-party libraries

ConX Android Client Google Play
SCOPE Android client for a VoIP conferencing platform
TECHNOLOGIES Java, C++, Android / NDK

Upwork projects Upwork profile
TECHNOLOGIES Go, Java, Android, iOS, C++, JavaScript/TypeScript

FEDIR TSAPANA [open contact info](look above in the "contact info" section)

Scoobe3D scoobe3d.com
SCOPE Android-based 3D model scanner
TECHNOLOGIES Open-Q™ 820 μSOM Development Kit, Android, Java, C++, OpenCV,
RenderScript
ROLE Android client prototype development

Brainwave — web service and Android app Google Play
SCOPE Android client and audio player for meditation music, plus a web sound-editor
service
TECHNOLOGIES Go, Java, Android, TypeScript

Sapien Labs online database prototype link
SCOPE Online research database of electroencephalograms
TECHNOLOGIES Go, HTML5, JavaScript

Viseven Google Play
SCOPE Med-rep tool: presentation player, e-detail collector and related utilities
TECHNOLOGIES Android, Java

Echo Google Play
SCOPE Android client for a music-exchange social network
TECHNOLOGIES Java, Android, Go (service for realtime user and junkbox communication)

HiDrive Google Play
SCOPE Android client for a well-known online cloud-storage provider
TECHNOLOGIES Java, Android, Apache Jackrabbit, NDK

Porsche Tennis Grand Prix 2011 Google Play
SCOPE News app for the Porsche Tennis Grand Prix 2011, Android version
TECHNOLOGIES Java / Android

AquaPulco iTunes Google Play
SCOPE Small aquapark simulation 3D game for iPhone and Android
TECHNOLOGIES C++, Marmalade SDK

BeMyDD bemydd.com Google Play
SCOPE Transportation service — Android client and PHP backend
TECHNOLOGIES Java, PHP, Symfony

Two Faces Google Play
SCOPE Photo-mixing utility
TECHNOLOGIES Java

FEDIR TSAPANA [open contact info](look above in the "contact info" section)

Pretty Nail Shop 24 iTunes Google Play
SCOPE Mobile client for an online shop
TECHNOLOGIES Java, Objective-C, JavaScript

Reka-Guide Google Play
SCOPE Mobile navigation and utility app for bank-card users
TECHNOLOGIES Java

Spanish Anywhere Google Play
SCOPE Mobile translation and language-training utility
TECHNOLOGIES Java

Graham Construction Site Viewer Google Play
SCOPE IP-camera-based utility for a construction company's clients
TECHNOLOGIES Java

TimeMaker timemaker.org
SCOPE Development, modification and bug-fixing of visual and non-visual components for
TimeMaker software
TECHNOLOGIES Delphi 6, OLE, RichEdit controls, TNT Controls, JEDI

SecurantForecourt
SCOPE Development, modification and bug-fixing of visual and non-visual components for
Securant software — the Delphi part
TECHNOLOGIES Delphi 6, TNT Controls, SkinControls, NativeXML, MS SQL, PostgreSQL, OLE,
Linux, WINE, XULRunner, JavaScript

05 NON-COMMERCIAL PROJECTS Hobby and open source

TVBro Google Play
SCOPE Web browser optimised for use with a TV remote
TECHNOLOGIES Kotlin, Android

Pixel Motion Google Play
SCOPE Pixel-art editor for Android tablets and phones
TECHNOLOGIES Kotlin, Android

ANMA Google Play
SCOPE Accessibility tool for navigating Android TV using head tracking and a virtual cursor
TECHNOLOGIES Kotlin, Android

FEDIR TSAPANA [open contact info](look above in the "contact info" section)

SHTTPS — Simple HTTP Server Google Play
SCOPE Minimalistic web server for Android devices
TECHNOLOGIES Java, Android

FEDIR TSAPANA [open contact info](look above in the "contact info" section)