Front End Developer

Project: enterprise-scale frontend for ticketing platform (2M+ monthly users, $100M+ annual revenue) Tech Stack: Nuxt3, Vue3, Vue2, Vuex, Pinia, Tailwind, Vuetify, TypeScript • Architected and delivered a frontend redesign that increased conversion rates by 120% and 40% faster page load times • Developed a comprehensive component library with TypeScript, improving team development velocity by 30% • Successfully migrated legacy admin panel from Vue2/Vuex to Vue3/Pinia, reducing technical debt by 60% • Maintained critical features on legacy platform (PHP Yii + jQuery) during transition period with zero downtime • Implemented advanced analytics integration (Yandex.Metrics, RetailRocket) leading to 25% improvement in conversion tracking • Mentored QA engineers in API testing with Postman, reducing bug detection time by 40% • Created innovative SVG-to-JSON venue layout converter for the Admin Panel, reducing content managers' workload by 50% Project: in-app entertainment ticketing platform integrated into Alfa Bank's mobile banking application (largest private bank with 34.5M+ retail customers and 1.8M+ SME clients) Tech Stack: React, React Router, React Hook Form, TypeScript • Engineered efficient state management using React Context, improving application performance by 35% • Optimized REST API calls using custom useEffect hooks, reducing backend load by 45% • Analyzed and categorized system errors using Graylog, leading to 60% reduction in critical issues • Customized and extended bank's component library while maintaining strict security standards • Collaborated with backend team to optimize API endpoints, resulting in 30% faster response times • Engineered and enhanced React-based ticket widget for partner websites, expanding business reach to 50+ new partners

Project: enterprise-scale frontend for ticketing platform (2M+ monthly users, $100M+ annual revenue) Tech Stack: React, React Router, React Hook Form, TypeScript • Architected and delivered a complete frontend redesign resulting in 2x conversion rate improvement • Led the modernization initiative, migrating the codebase to React/Redux with TypeScript • Engineered robust client-side architecture improving system reliability • Implemented responsive design patterns for cross-device compatibility • Established analytics infrastructure with 100+ custom events in Yandex.Metrics • Mentored junior developers and designers in frontend best practices

• Developed and implemented advanced audience segmentation tools in CRM system, enabling franchisees to target customers with 40% more precision • Streamlined product purchase flow by introducing new site sections, reducing average checkout time • Integrated Delivery Club API, expanding delivery coverage by 70% and increasing daily orders by 45% • Successfully pitched and presented design solutions to stakeholders, resulting in fast-tracked implementation • Optimized CRM logic, reducing user operation time and improving system response time by 60% • Developed dedicated promotional content management module, cutting campaign launch time by 65% and reducing content errors by 80% • Trained and mentored content management team overseeing 7 websites and mobile applications, resulting in faster content updates and fewer publishing errors • Collaborated with marketing team to enhance SMS and push notification system, achieving higher open rates and improved customer engagement

• Developed 20+ high-performance landing pages using Bootstrap and vanilla JS, achieving 95% PageSpeed score and better conversion rates • Resolved cross-device compatibility issues, achieving consistent user experience across multiple device types and improving mobile usability • Implemented BEM methodology for CSS architecture, resulting in reduction in code duplication and faster component development • Created and optimized website graphics using Adobe Creative Suite, reducing load times while maintaining visual quality • Designed and implemented 50+ animated banners (GIF and HTML5) and email templates, achieving higher click-through rates and improved email engagement • Developed and maintained frontend documentation, reducing onboarding time for new developers and improving team knowledge sharing • Optimized Jira workflow schemes, reducing project delivery time and improving team productivity