Duties and Responsibilities:• Contributed to the development of a significant feature known as "Global Markets" in our app. This feature offers a comprehensive overview of major global indexes and macro-economic indicators, empowering advanced users to enhance their trading strategies. Our team's efforts led to a 10% growth in profit from trades conducted through the Global Markets indexes page.• Implemented a new approach to automated analytics collection within our department. The essence lies in automatically sending analytical events with a specific set of user action information, with the flexibility to enrich any event with context. Integrated approximately 30 analytical contexts across various screens of the Trading module. This analytics initiative enabled the product owner to gain a more precise understanding of user interactions with the product, leading to the formulation of new hypotheses and adaptation of existing ones.• Contributed to the improvements in key features, performance, and UI refinement throughout the major modules. • Optimised and reworked four feature modules for a new project to lower binary size and improve code reuse across modules. Accomplishments:• Successfully refactored the codebase for four feature modules, reducing the binary size by 45 MB.• Participated in major company-wide code refactoring• Owned several features development process

Duties and Responsibilities:• Created a modular app architecture to simplify app development and cut feature implementation time. • Established the app localization process in five languages on MVP.• Integrated GraphQL to improve data retrieval efficiency.• Mentored new staff and established a project guide to save onboarding time and boost team productivity.• Developed a design framework with predefined configurations to increase design consistency throughout the app and decrease design-related development time.• Operated with the quality assurance team to verify app compatibility with similar solutions on other platforms.• Coordinated with stakeholders to discover collaborative solutions to deliver business value for parties to increase business value. Accomplishments:• Spearheaded the development of a comprehensive trading application from inception to fruition within a tight timeframe of 9 months, intricately crafting and integrating complex features, notably including expansive Global Markets functionality.• Created a modular app architecture, which expedited the development process and cut feature implementation time by 30%.• Established an app localization process, allowing the app to be offered in five languages at the MVP stage, increasing accessibility and user reach.

Duties and Responsibilities:• Integrated a C++ library for DNS traffic filtering to reduce binary size, which also increased user privacy and for faster rules conversion times.• Created two frameworks for DNS and Safari protection logic to simplify development and shorten build times. • Developed a complete design system that improves design consistency while decreasing design-related development speed. • Provided continuing support for Objective-C legacy code, eliminating problems and ensuring app stability. • Migrated the project from Objective-C to Swift, which improves code readability, simplifies the hiring process, and allows for faster product development. • Participated in building the AdGuard VPN app from scratch.• Mentored and educated junior developers led to their promotion to a middle position after one year. Accomplishments:• Integrated a C++ library for DNS traffic filtering to reduce binary size and increase user privacy.• Provided continuing support for Objective-C legacy code, eliminating problems and ensuring app stability.• Created AdGuard VPN app from scratch.

The news feed application with company news

Chat app based on Multipeer Connectivity framework