Yuriy Breivo

Technologies used: JavaScript, MongoDB, Node.js, Kubernetes, Shell, RabbitMQ.

• Improved Google Ads Display Rate: Increased Google Ads display rate from ~25% to 70% per request, achieving the best industry-known result.
• Optimized Parsing Speed: Reduced parsing time for Google pages (e.g., search, shopping) from 4 seconds to 300 milliseconds through caching and tailored regular expressions.
• Accelerated Form Submissions: Decreased form submission time for a Brazilian government system from 17 seconds/request to 2 seconds/request by bypassing browser limitations.
• Developed AI-Powered Solutions: Built an AI-based tool to detect markup changes, reducing parsing ticket resolution time by 3x (from 12 hours to 4 hours).
• Built Specialized Parsers: Designed parsers for Google Lens and Google Hotels, enhancing product functionality.
• Researched Web Security Bypasses: Focused on cookie/headers management, TLS fingerprinting, browser fingerprinting, IP rotation etc. to unblock web resources.

Technologies used: TypeScript, Angular 8-14, Nx, Angular Material, Storybook, Java, PostgreSQL.

• UIkit Development: Designed and implemented a UIkit based on Angular Material, reducing bug tickets by 50% through a dedicated testing sandbox.
• Optimized Bundle Size: Reduced bundle size from 8MB to 3.6MB by extracting common modules into shared libraries.
• Improved Build Time: Cut build and deployment time from 30 minutes to 13 minutes by caching untouched modules.
• Streamlined Dependencies: Removed 30% of project dependencies, improving codebase maintainability and team efficiency.
• Team Leadership: Mentored and upskilled team members, promoting 3 junior developers to mid-level and 1 senior developer to team lead.
• Product Development: Led the development of backoffice and frontoffice products, ensuring high-quality UI/UX and performance.
• Established strong working relationships with clients through exceptional communication skills, fostering trust and collaboration.

Technologies used: TypeScript, Angular 8, Angular Material, MobX, NgRX, Dojo, Java.

• Project Transformation: Led the migration of a legacy Dojo project to a modern Angular/Spring Boot stack, reducing bug fix/feature implementation time from 4x times from 2 days to 4 hours.
• NgRx Plugin Development: Engineered a custom NgRx plugin, reducing the codebase from 3 files per store to 1 file and simplifying state management.
• User Experience Overhaul: Redesigned the UI/UX based on modern practices, receiving positive feedback from mid-office business users.
• Accelerated Delivery: Completed the project rebuild in 8 months, 4 months ahead of the planned 12-month timeline.
• Technical Leadership: Spearheaded the frontend transformation, ensuring a clean and scalable architecture.

Technologies used: TypeScript, Angular 4-8, Ionic 2, Apache Cordova, Node.js, NestJS, ChartJS, Socket.IO, MongoDB.

• Ionic PoC and Project Leadership: Developed a Proof of Concept (PoC) in Ionic, leading to a 2.5x cost reduction and 2x faster delivery time as the project’s Team Lead.
• Custom NFC Cordova Plugin: Built a custom NFC plugin to replace unstable public versions, improving app stability and user experience.
• White-Label Ionic Application: Created a white-label Ionic app in free time, which was accepted and implemented by the customer.
• NFC Tag Monitoring Platform: Contributed to the development of the CNECT platform, leveraging Angular, Ionic, and Node.js for NFC tag monitoring.
• Technical Leadership: Spearheaded cross-platform development initiatives, delivering cost-effective and scalable solutions.

Technologies used: Javascript, ReactJS, PHP, NodeJS

• Process Optimization: Streamlined collaboration between designers and developers using Avocode, enabling the company to take on 3x more projects.
• Team Building: Grew the development team from 1 to 5 members, supporting the agency’s transition to a full-cycle agency (brand, design, web product).
• Landing Page Development: Built landing pages using JavaScript and ReactJS, with backend support via PHP and Node.js.
• Technical Leadership: Interviewed, onboarded, and mentored new team members, ensuring a smooth scaling process.
• Full-Cycle Agency Support: Played a key role in expanding the agency’s capabilities to include end-to-end web product development.