Designed an acoustic measurement device, developed audio analysis algorithms, and created watch measurement / organizer apps.▪ Mobile and backend (REST microservices) architecture▪ Real time acoustic analysis algorithm development: signal detection, audio filter, noise reduction, signal pattern recognition, signal evaluation, performance optimization▪ Android development in Kotlin▪ iOS development in Swift▪ Spring Boot backend development in Kotlin, using Cloud Run, Firebase and Cloud SQL on GCP▪ UI/UX design and 2D animation in Figma, GIMP, Linearity and Rive▪ Hardware development (management and design)▪ 3D CAD modeling in SolidWorks

Worked on a sustainability focused shopping platform. Pilot Android app launched on 12/2022.▪ Architecture for Android app▪ Android development in Kotlin, using AWS Amplify, Firebase, REST integration, 3rd party payment provider integration▪ Backend development in Java▪ Automated testing using Appium, Quantum, Cucumber▪ Mobile CI/CD pipeline development▪ Image processing with machine vision in Python

Worked on optical measurement (pupil distance, lens fitting) applications in an ISO 27001 and ISO 9001 certified environment.▪ Architecture for android app▪ Android development in Java, including, REST integration, ML model, integration, native C/C++ integration▪ Documentation of Android, ML, OpenGL projects▪ Development of image processing / augmentation project in Python▪ Management of data annotation for ML project▪ Management of ML model development (Python, TensorFlow)▪ Management of porting OpenGL ES project to Metal API

Worked on optical measurement (pupil distance, lens fitting) applications in an ISO 27001 and ISO 9001 certified environment. ▪ Android development in Java, including, REST integration, ML model, integration, native C/C++ integration▪ Custom image processor library development (extension for Android Camera2 API)▪ Development of ARM NEON image processing library in C▪ 3D project development with Filament engine in C++▪ 3D modeling in 3ds Max▪ Texture mapping, texture creation in Photoshop▪ OpenGL development in C++ for Windows▪ OpenGL ES development in Objective-C for iOS

Worked on small 2D and 3D game projects for multiple companies as a contractor.▪ Android development in Java▪ Unity development in C#▪ Level design in Unreal Engine▪ 3D modeling in 3ds Max▪ 3D animation in KeyShot▪ Texture mapping, texture creation in Photoshop