• Implemented backend logic for the platform's monetization, establishing the company's core revenue model.• Integrated a third-party bank API into the payment flow, enabling users to make payments and receive refunds, while allowing the platform to collect its commission.

• Developed both the frontend and backend of the website, optimizing user experience, scalability, good practices, and security.• Led the infrastructure development based on Railway and AWS.• Mentored three other developers, enhancing their development skills and improving product delivery speed.

• Executed Python/Django solutions to fix bugs, improve performance, and develop new features.• Carried out code reviews ensuring code quality and better coding standards.• Participated in Scrum ceremonies actively, helping to optimize team’s performance and goals achievement.• Mentored new developers through the technical onboarding process.

• Launched the web and mobile applications, built in React/Next and React Native/Expo.• Enhanced, evaluated, and implemented backend functionalities using Python/Django.• Carried out the migration of the website from React to Next, resulting in improved platform speed and notable SEO performance enhancements.

• Coauthored the frontend development of a role-based platform, as well as authored medium-sized projects, using Vue.• Contributed to the frontend development of a news platform using React/Next.• Guided new developers with UI tools and JavaScript logic.• Participated in the development of a REST API using PHP.• Automated data-related tasks using Python.

• Taught classes about psychometrics techniques.• Participated in teacher training spaces.