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VLADYSLAV TISHYN
Android Developer
[відкрити контакти](див. вище в блоці «контактна інформація») Kharkiv, Ukraine
https:///vladyslav-tishyn-b9646a213 https://github.com/MaBoRokun

- Over 5 years of professional experience in Android development, specializing in healthcare and utility applications.
- Proficient in Kotlin and Java, with extensive expertise in building scalable architectures and managing full development
lifecycles independently.
- Designed and implemented custom SDKs featuring license validation and integrated AI/ML models using TensorFlow and
Google Edge AI for automated medical image analysis.
- Developed Server-Driven UI systems capable of dynamically rendering screens from JSON payloads, ensuring cross-platform
data synchronization.
- Experienced in integrating complex hardware, including Android-based medical devices and Zebra barcode scanners,
enhancing application interoperability.
- Skilled in advanced UI development using Canvas for precise measurements and drawing functionalities.
- Utilized NDK and C++ for code obfuscation and securing sensitive data within applications.
- Established automated CI/CD pipelines with custom Gradle scripts and Bitbucket pipelines to streamline deployment
processes.
- Strong client communication skills, providing technical estimations, explanations, and real-time troubleshooting

KEY IMPACT & ACHIEVEMENTS
- Accelerated Clinical Workflows: Automated wound and document analysis using AI and optimized scanning performance,
successfully speeding up the clinical documentation process by 90%.
- Scalability & Client Retention: Successfully scaled the Android product suite to over 10,000 devices globally. The high quality
of technical support and continuous platform evolution served as the key driver for the successful renewal and extension of
long-term support contracts.
- Technical Leadership & Product Stability: As the lead developer, maintained 100% of crash-free rates and implemented
complex hardware integrations, ensuring the reliability required to sustain multi-year enterprise partnerships and global
clinical operations.

TOP TECHNOLOGIES* WORK EXPERIENCE
GIT 11-2019 - Present | Android Developer
Retrofit Imito AG - Imito AG, Switzerland
Gradle Lead development of healthcare apps by designing, coding, and publishing
Android Studio Android applications. Create camera-based AI tools to analyze wounds
Kotlin automatically. Build dynamic user interfaces that update in real-time
Android across devices. Adapt software for specialized medical hardware. Secure
Bitbucket data using advanced coding techniques. Manage automated deployment
Jetpack Compose processes. Communicate directly with clients to solve issues quickly.
Java GIT; Retrofit; Gradle; Android Studio; Kotlin; Android; Bitbucket; Jetpack Compose;
REST API Java; REST API; REST; MVVM; Zebra devices; Room; Canvas; Server-Driven UI;
* Competence rating based on self-assessment (scale Firebase Authentication; Firebase Storage; Firebase Analytics; Firebase Crashlytics;
from 1 to 5) MySQL; MongoDB; Postman; GitHub; Bitbucket Pipelines; Groovy; TensorFlow;
Google Edge AI; Roche devices; C++; NDK/C++; MVP, MVC, MVVM; Dagger; Hilt;
Koin; Jetpack Navigation; Android background services; SOLID; Android XML
layouts; Sketch; Abstract; Jira; Confluence; Figma;

04-2024 - Present | Android Developer
EDUCATION SAiY (TM) - SAiY (TM), USA
Master's Degree in Automation, Develop an AI-based communication keyboard app to help non-native
Computer-Integrated Technologies and speakers improve professional conversations. Design and build
Robotics user-friendly Android features using Kotlin and Java. Implement efficient
National Aerospace University “ Kharkiv data handling with Firebase and Retrofit. Collaborate on code
Aviation Institute” management with Git and Bitbucket. Continuously enhance the app with
Bachelor degree in Bachelor of Computer modern Android tools like Jetpack.
Science GIT; Retrofit; Gradle; Android Studio; Kotlin; Android; Bitbucket; Jetpack; Java;
National Technical University "Kharkiv MVVM; Firebase;
Polytechnic Institute"
01-2022 - 06-2023 | Android Developer
Technical Course in Junior Software Engineer
SNEAKIT - SNEAKIT, USA
Kharkiv Patent Computer College
Develop a parcel tracking application using Kotlin and Jetpack Compose.
Optimize the app for Zebra enterprise barcode scanners. Handle
communication with servers through REST APIs using Retrofit. Manage
code versions with GIT and Bitbucket. Build and maintain the Android
LANGUAGES application using Android Studio and Gradle.
Ukrainian (Native) GIT; Retrofit; Gradle; Android Studio; Kotlin; Android; Bitbucket; Jetpack Compose;
Russian(Native) REST API; REST; Zebra devices;
English (B2)
10-2021 - 10-2022 | Android Developer
RPAIR - RPAIR, Ukraine
Develop a mobile application for diagnosing devices and tracking repairs.
Implement search functions and enable offline access to technical
manuals. Integrate geolocation features to locate nearby service centers
using Geo API. Utilize Android development tools and languages to build
and maintain the app.
GIT; Retrofit; Gradle; Android Studio; Kotlin; Android; Bitbucket; Java; REST API;
REST; Room; Geo API;

TECHNOLOGY EXPERIENCE*
GIT (4.7 years) Server-Driven UI (4.7 years)
Retrofit (4.7 years) Firebase Authentication (4.7 years)
Gradle (4.7 years) Firebase Storage (2 years)
Android Studio (4.7 years) Firebase Analytics (4.7 years)
Kotlin (4 years) Firebase Crashlytics (4.7 years)
Android (4.7 years) MySQL (4.7 years)
Bitbucket (4.7 years) MongoDB (1 years)
Jetpack Compose (1 years) Geo API (1.1 years)
Java (4.7 years) Postman (3.7 years)
REST API (4.7 years) GitHub (1.7 years)
MVVM (4.7 years) Bitbucket Pipelines (4.7 years)
Zebra devices (4.7 years) Groovy (4.7 years)
Room (4.7 years) TensorFlow (2 years)
Canvas (4.7 years) Google Edge AI (7 month)

Roche devices (2.7 years) SOLID (4.7 years)
C++ (4.7 years) Android XML layouts (4.7 years)
NDK/C++ (4.7 years) Sketch (2 years)
MVP (4.7 years) Abstract (2..7 years)
Dagger (4.7 years) Jira (4.7 years)
Hilt (4.7 years) Confluence (3.7 years)
Koin (4.7 years) Figma (4.7 years)
Jetpack Navigation (4.7 years) Geo API (1.1 years)
Android background services (4.7 years)
* Competence rating based on self-assessment (scale from 1 to 5)

INDUSTRY EXPERIENCE
..HealthCare.. ..Information Technology and Services.. ..Logistics and Supply Chain.. ..Consumer
Services..