Projects:• Copytrading platform• Stablecoin web app• Trading bot subscriptions platformResponsibilities:• Project and database architecture• Backend development• DocumentationAchievements:• Successfully delivered 3 APIs• Implemented admin panels and integrated side services• Provided comprehensive API documentation

Project: Knowledge management systemResponsibilities:• API module development• Vue template integration• Debugging and bug fixing• Documentation• Task planning and mentoring• Mentoring a junior developer• Code review• Client consultationAchievements:• Implemented user authorization, tags, subscriptions, and access rights modules• Integrated additional external APIs• Quickly learned Vue and integrated templates• Developed database cleaning script• Debugged caching issues• Mentored junior developerProject: Teamly company product landing pageResponsibilities:Developer• New functionality development• Code refactoring• Module design• Task planning and code review• Code review• Release planningAchievements:• Implemented new site module for spring update• Integrated AmoCRM API v4Project: E-commerce platform for selling auto partsResponsibilities:• Development of new functionality• Debugging and bugfixingAchievements:• Rewrote project's deployer for Windows• Debugged critical bugs

Project: E-commerce/ERP web app for a restaurant chainResponsibilities:• Designing backend architecture• Development of new functionality• Optimization/Refactoring of old codeAchievements:• Integration with the client's iiko system through the IikoTransport API for data import• Integration of the backend with the client's Smartomato account ecosystem through theAPI (Synchronization by menu, restaurants, order transfer)• Implementation of promotional code functionality (integration with orders in Smartomato)• Implementation of bonus points functionality (integration with orders in Smartomato)• Implementation of a system for monitoring orders with notifications through a Telegrambot in case of errors• Development of an admin panel with Laravel Nova.

Project: Smartdonation app admin paneResponsibilities:Developer• Designing backend architecture and database structure within the scope of assignedtasks• Development of new functionality• Optimization/Refactoring of old code• Preparation of accompanying documentationAchievements:• Implementation of admin panel functionality for monitoring/managing user blogs (CRUD)• Implementation of admin panel functionality for monitoring/managing blogger tasks(CRUD)• Automation of task assignment to bloggers

Project: Web platform to hold PUBG mobile tournamentsResponsibilities:Developer• Designing backend architecture and database structure within the scope of assignedtasks• Development of new functionality• Optimization/Refactoring of old code• Testing, bug fixing, user training and assistanceAchievements:• Functionality for calculating the winner of a series of multiple matches and displayingdata for users• Functionality for displaying a global ranking of teams and players based on their resultson the service, as well as search on these two pages• Schedule of upcoming matches with client's display rules applied• System of penalties and bans for breaking the rules during the game• Complete redesign and integration of the page for holding tournaments (large volume ofdata, use of ajax requests) using a ready-made design in Figma• Functionality allowing to register for a tournament in the first available slot with one click• Dynamic, interactive table of final results (dynamic query construction)• Two systems for promoting participants in the tournament grid. The first issemi-automatic, where the winner gets the right to register for the next stage of thetournament. The second is fully automatic, where after entering the results, the winnersof the matches are automatically moved to the next stage of the tournament.• Functionality for adding individual teams to matches by admins (invites)• Display of game statistics• Numerous complex queries in the databa