Ігор

IHOR MASHTALER
Front End Developer | Responsive Web Applications | UI/UX Design |
JavaScript, Vue.js
​ [открыть контакты](см. выше в блоке «контактная информация») ​ Some of my works - https://shorturl.at/J5stV
​ Chernihiv, Ukraine

KEY ACHIEVEMENTS SUMMARY

​ Enhanced User Engagement Frontend Developer Dedicated and detail-oriented Frontend Developer with 7 years of
experience in building responsive and user-friendly web applications. Proficient in HTML,
Boosted user engagement by 30%
CSS, JavaScript, and modern frontend frameworks like Vue.js. Skilled in translating UI/UX
through UI/UX improvements.
designs into efficient code. Experienced in optimizing application performance and
usability. Strong problem-solving abilities and a passion for staying updated with the latest
​ Optimized Load Time technologies.
Reduced page load time by 40% using
advanced caching methods.
EXPERIENCE
​ Streamlined Data Management
Implemented 10+ APIs to streamline Front End Developer 12/2025 - 04/2026
data process and retrieval. TraffGroup Remote
• Engineered a scalable corporate web application using Vue.js and TypeScript from
​ Improved Application scratch, ensuring strict type safety and modular component design.
Responsiveness • Implemented robust state management to handle complex user interfaces and dynamic
Increased application responsiveness data flows across the application.
by 25% with adaptive coding • Developed responsive UI layouts for iGaming casino mini-games, ensuring flawless
techniques. cross-device performance and a mobile-first user experience.
• Integrated fluid UI animations and interactive elements for betting interfaces, delivering
an engaging and visually appealing gaming experience.
• Collaborated on project architecture and asset integration, optimizing frontend code for
EDUCATION fast loading times and smooth rendering during gameplay.

Master's Degree in Computer Front End Developer 09/2025 - 11/2025
Science
Smart.ui Remote
Chernihiv National University of • Developed the frontend interface for a comprehensive B2B mining intelligence platform,
Technology handling large datasets related to global mining projects, commodities, and processing
09/2013 - 06/2019 Chernihiv, Ukraine technologies.
• Built complex search and filtering UI, enabling users to dynamically sort thousands of
records by company name, development stage, commodity, and deposit type.
• Implemented an interactive subscription calculator that allows users to customize data
SKILLS packages by geographic region and license quantity, featuring real-time price updates
and invoice generation.
HTML CSS SCSS Tailwind JS jQuery • Created responsive data-driven components to present detailed analytics, including
mine financials, heavy mobile equipment metrics, and project development timelines.
Vue.js Nuxt.js Git • Developed lead-generation flows and user account modules, optimizing forms for demo
requests, secure sign-ins, and multi-option checkout processes.

Front End Developer 2024 - 2025
TRAINING / COURSES
International Web Platform Remote
Advanced Web-Technology and • Developed and maintained interactive and responsive front-end features for a large-
Internet Marketing scale real-time user platform with strong focus on UI/UX engagement
• Built dynamic components using JavaScript, jQuery, and Vue.js; implemented efficient,
Chernihiv National University of modular SCSS styling practices
Technology • Collaborated closely with backend developers and UI/UX designers to implement pixel-
perfect designs
• Integrated third-party APIs to handle real-time data, media content, user profiles, and
FIND ME ONLINE messaging features
• Optimized load time, responsiveness, and cross-browser compatibility across desktop
and mobile devices
​ Linkedin • Followed Agile methodologies (Scrum) and used Git for version control
[открыть контакты](см. выше в блоке «контактная информация») • Utilized 'Keitaro' and 'Matomo' for advanced traffic management and data analytics to
mashtaler/ optimize user acquisition.
EXPERIENCE

Front End Developer 2023 - 2024
Difmark Remote
• Is a leading online marketplace for games, game keys, game currency, and software
• Provides a platform for users to buy and sell digital goods related to gaming and
software applications, offering a convenient and secure marketplace for digital
transactions
• Employed HTML5, CSS3, JavaScript, and frontend frameworks like Vue.js to craft
responsive and engaging user interfaces
• Enhanced interface responsiveness, leading to improved user experience by integrating
Vue.js
• Integrated third-party APIs to enhance application functionality and data retrieval
processes
• Improved website load times by implementing efficient caching strategies and code
optimizations

Freelancer 2019 - 2021

Freelancer Remote
• Assisted in project management tasks, including planning, execution, and status
updates communication
• Utilized HTML5, CSS3, JavaScript, and frontend framework (e.g., Vue.js) to create
responsive and interactive user interfaces
• Increased website speed by 20% by implementing efficient caching and code
optimizations

Frontend Developer Date period

Astound Digital Location
• Developed responsive and interactive web applications using HTML5, CSS3, and
JavaScript.
• Enhanced application functionality by integrating five third-party APIs, optimizing data
retrieval processes.
• Supported senior developers in implementing design specifications and user interface
enhancements.
• Participated in regular meetings and brainstorming sessions to contribute ideas for
improving website usability.

Front End Developer 2020 - 2021
Arkus Remote
• Developed and maintained web applications using Angular framework, ensuring robust,
scalable, and responsive user interfaces
• Collaborated closely with cross-functional teams to integrate frontend components with
backend APIs, improving data flow and application performance
• Implemented UI/UX designs using HTML5, CSS3, and Bootstrap, adhering to best
practices for accessibility and user interaction
• Contributed to Agile development processes, participating in sprint planning, daily
stand-ups, and code reviews to meet project milestones and deliverables

LANGUAGES

English Intermediate Ukrainian Native

Russian Native