- Contributed to the design, development, and testing of features for multi-million dollar .NET/Angular web and MVVM GUI applications released across 6 countries.- Implemented .NET Localization to enable seamless switching between English and French languages within the application.- Applied SOLID and Domain-Driven Design(DDD) principles to ensure a clean and maintainable codebase.- Collaborated with cross-functional teams, including quality and systems engineers, embedded software developers, UI/UX designers, product teams, and end-users to address complex design challenges.- Engineered a proof-of-concept integration of Firebase Cloud Messaging with AWS SNS to implement push notifications for Android and iOS applications.- Integrated multiple AWS services (e.g., Cognito, S3, SES) into web applications and managed deploymentsusing AWS Beanstalk and ECS.- Enhanced and maintained the internal .NET AWS library, continuously adding new features and publishing it as a NuGet package.- Developed .NET template with authorization, session management, and exception handling features;accelerates backend project setup, saving 8 hours per project on average.- Authored over 2,000 comprehensive unit tests across multiple projects, ensuring a robust 95% code coverage for each project.- Managed technical documentation in compliance with QMS standards, adhering to ISO 13485 and 21 CFR Part 820 regulations.

• Created services for sending out questionnaires based on users' preferences and calculating results of their answers• Developed questionnaires related RESTful APIs using Java Spring Boot• Designed and implemented MySQL database schema for storing answers and choices of questionnaires• Configured test environment and created integration tests for improving test coverage

• Collected and filtered data of loading time of 500 websites using Selenium• Analyzed website's loading activities data and generated dependency graph with WProfX • Visualized data with charts and graphs with Python matplotlib