YURIY BEREZSKYY
SOFTWARE ENGINEER
NEW YORK CITY,NY
Summary
Dynamic, innovative, and tech-savvy professional with over 5 years of experience in diverse technical environments. Skilled in driving technological advancements, providing technical support, and delivering customer service for large companies. Proficient in software development fundamentals, including analysis, design, development, testing, integration, maintenance, and performance enhancements. Experienced communicator with expertise in full-stack development, end-to-end testing, and performance optimization. Successful track record of collaborating with end-users and business analysts to understand requirements and provide practical solutions. Well-qualified Full Stack Developer with knowledge of programming utilities and languages for backend and frontend development. Collaborative team player with strong technical abilities and 5 years of experience.
Overview
7
7
years of professional experience
3
3
Languages
Work History
FULL STACK DEVELOPER
NYCO Mayor's Office
New York, New York
02.2023 - Current
- Developed dynamic, user-facing features by translating business requirements into responsive interfaces using React, Vue, Tailwind CSS, and Nuxt 2.
- Migrated large-scale application from Nuxt 2 to React, streamlining performance, consistency, and long-term scalability.
- Collaborated closely with UI/UX designers in Figma to bring wireframes to life, ensuring pixel-perfect and accessible design implementations.
- Built and maintained robust backend services using Node.js, Express, and AWS Lambda, automating routine tasks and reducing operational costs.
- Streamlined state management with Zustand and Vuex, improving application stability, data flow, and maintainability.
- Conducted both manual and automated testing, triaging and resolving frontend issues for ~200 monthly active clients.
- Created a digital twin of the application using Lucidchart, improving cross-team collaboration and accelerating onboarding for new developers.
- Designed, implemented, and optimized relational and non-relational databases, including schema planning, indexing, and query optimization.
- Led Agile ceremonies — sprint planning, daily standups, retrospectives — and ensured timely delivery of sprint goals.
- Supervised junior developers and interns, delegating tasks, offering mentorship, and improving team output and satisfaction through structured feedback.
- Refactored legacy codebases to adopt modern architectures and reduce technical debt across multiple components and services.
- Implemented performance enhancements that reduced page load times significantly, via JS bundling, lazy loading, and asset optimization.
- Coordinated deployment cycles for new features and patches, using CI/CD pipelines to streamline releases with minimal disruption.
- Maintained clear and organized documentation for APIs, system architecture, and component usage to facilitate team knowledge sharing.
- Aligned development practices with company objectives, ensuring technical execution translated to real business impact.
FULL STACK DEVELOPER
Jay Suites
New York, New York
05.2022 - 03.2023
- Developed and maintained server-rendered applications using Next.js and WordPress, improving SEO and reducing initial load times through SSR.
- Designed and integrated RESTful APIs to power dynamic frontend features, ensuring consistent and reliable client–server communication.
- Managed data persistence using MySQL, Node.js, and Prisma ORM, optimizing complex queries and enhancing backend performance.
- Launched a major website feature that resolved persistent UI/UX bugs and boosted customer satisfaction scores by 30%.
- Refactored and reviewed backend logic and frontend components to improve performance, scalability, and maintainability.
- Developed and maintained both SQL and NoSQL databases, supporting flexible data models based on feature requirements.
- Led CI/CD deployments for new features, patches, and backend services, minimizing downtime and ensuring stable releases.
- Reduced overall page load times by 40%+ by implementing asset optimization strategies: code splitting, lazy loading, image compression, and minification.
- Built end-to-end testing and integration test suites using tools like Jest, Playwright, and Postman to ensure stability across releases.
- Collaborated with cross-functional teams (design, QA, marketing) to align product development with business objectives.
- Integrated analytics and error monitoring tools (e.g., Google Analytics, Sentry, LogRocket) to gain insights and quickly debug production issues.
- Authored internal documentation and onboarding materials to support ongoing team scaling and knowledge transfer.
FRONTEND DEVELOPER
Corona Tracker
New York, New York
03.2020 - 12.2021
- Developed and maintained scalable web applications using React, Redux, and Python, enabling seamless frontend-backend integration.
- Built a wide range of components, including dialogs, disclaimers, and dynamic survey modules, enhancing user engagement and accessibility.
- Refactored legacy code using React Hooks, reducing codebase size by 30% and significantly improving maintainability and performance.
- Designed and implemented frontend data pipelines with Redux, enabling reliable state management and real-time data synchronization.
- Created and customized reusable components using Material UI, ensuring consistent design and responsiveness across devices.
- Built and maintained user-facing features that were modular, performant, and accessible, aligning with modern UI/UX standards.
- Used HTML5, CSS3, and JavaScript (ES6+) to craft clean, responsive layouts optimized for cross-browser and mobile compatibility.
- Ensured efficient collaboration and version control using Git, GitHub, and standard Git workflows (feature branches, PRs, code reviews).
- Followed component-driven development practices and contributed to scalable design systems to support long-term project growth.
- Participated in sprint planning, daily standups, and retrospectives within an Agile development workflow.
- Performed code reviews and pair programming to share knowledge and maintain code quality across the team.
- Documented components, utilities, and Redux logic to improve team onboarding and cross-functional collaboration.
FREELANCE WEB DEVELOPER
Remote
06.2018 - 12.2020
- Designed, developed, and implemented website software applications based on analyzed clients' specifications and requirements.
- Created and maintained user interface designs for diverse clients, ensuring exceptional customer service and client satisfaction.
- Spearheaded the meticulous execution of testing programs and databases to identify issues and make necessary modifications.
Education
Master's Degree - Business Management
Ternopil Na-onal Economic University
Undergraduate - Applied Math and InformaRcs (Computer Science)
Lviv Ivano Franko University
Skills
HTML 5
CSS
JavaScript ES6
TypeScript
Python
Tailwind CSS
Vue
Nuxt
React
NextJS
Redux
React Hooks
Vite
Webpack
REST API
Postman
Websockets
Github
Prisma
undefinedWebsites
Timeline
FULL STACK DEVELOPER
NYCO Mayor's Office
02.2023 - Current
FULL STACK DEVELOPER
Jay Suites
05.2022 - 03.2023
FRONTEND DEVELOPER
Corona Tracker
03.2020 - 12.2021
FREELANCE WEB DEVELOPER
Remote
06.2018 - 12.2020
Undergraduate - Applied Math and InformaRcs (Computer Science)
Lviv Ivano Franko University
Master's Degree - Business Management
Ternopil Na-onal Economic University
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