I was responsible for developing new features, maintaining existing functionalities, and working directly with the CTO, product owner, and designer. Key contributions included:• Leading frontend development for new projects from scratch.• Implementing cryptocurrency transactions with bank integration.• Developing user verification processes.• Integrating Web3 wallet connection and payment through platforms like MetaMask.• Creating a reusable UI-kit components for consistent design across the platform.• Performing unit, visual, e2e testing to ensure quality and reliability.

In this role, I focused on developing new features and maintaining existing ones within a sportsbook/casino platform. My responsibilities included:• Developing from scratch key platform functionalities such as casino, including features like slots and live streams.• Developing reusable UI components for use across multiple teams, ensuring consistency and efficiency in the project.• Collaborating with cross-functional teams to deliver high-quality, scalable solutions.• Implementing new development tools to streamline team workflows.• Ensuring code/component quality through unit and visual testing.

Experienced in modernizing and optimizing web and mobile applications. Key accomplishments include:• Collaborated in rewriting a legacy project from Knockout.js to Vue.js, enhancing performance and maintainability.• Developed a feature to display vehicles on a map in real time, with detailed car information and remote control capabilities for certain functions, along with building charts and routes for vehicle tracking.• Built backend features with PHP and MySQL, ensuring seamless integration with frontend.• Developed a cross-platform mobile app using Capacitor.• Set up and supported GitLab CI/CD pipelines to streamline development and deployment.

• Worked on the development and support of an application using Knockout.js, PHP, and MySQL.• Developed a key functionality allowing clients to book a car through the web application.

In this role, I focused on building innovative systems for clients, including:• Developed a blockchain parsing application using NodeJS and React.• Built a document verification application via webcam using Python/Django, and React.