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Eugeniya Mass

About me

Frontend Engineer with 4+ years of experience building scalable web applications and user interfaces.

Specialized in performance optimization, component architecture, and maintainable frontend systems. Improved application performance, reduced load times, and built reusable UI components used across multiple features.

Experienced in working with complex state management, high-load interfaces, and cross-functional teams.

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Contacts

• Email: mas.eug@yandex.ru
• Telegram: @eugeniyaMass
• GitHub: github.com/eugeniya-mass
• LinkedIn: www.linkedin.com/in/eugenia-mas/

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Education

Omsk State University, Faculty of Computer Science 2017

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Skills

• Frontend: Angular, React, TypeScript, JavaScript (ES6+)
• Architecture: Component-based architecture, state management, performance optimization
• Tools: Git, REST API, Webpack / Vite
• UI: SCSS, BEM, Design Systems, Figma
• Other: RxJS, Lazy Loading, Change Detection (OnPush), AOT

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Experience

MTS — Frontend Engineer

May 2022 – Jun 2023

Developed and maintained Angular-based web applications with focus on scalability and performance Improved application performance by implementing OnPush change detection and lazy loading strategies Designed and implemented reusable component architecture, reducing duplication and improving development speed Built complex UI components using RxJS and TypeScript for handling asynchronous data flows Ensured cross-browser compatibility and accessibility standards Collaborated with backend and product teams to deliver business-critical features

Tech: Angular, RxJS, TypeScript, SCSS, Material, ApexCharts

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Capital Repair Department — Frontend Engineer

Oct 2020 – May 2022

Developed internal web application for process automation using Angular Owned full feature lifecycle: from requirements analysis to implementation and delivery Collaborated directly with end users to improve workflows and reduce manual operations Implemented modular architecture to support long-term maintainability

Tech: Angular, RxJS, TypeScript, SCSS

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Saasper — Frontend Engineer

Oct 2019 – Jun 2020

Built advertising platform for mobile applications from scratch Designed and implemented UI using Material Design principles Delivered high-performance frontend with focus on usability and responsiveness Participated in product development and feature planning

Tech: Angular, RxJS, TypeScript, SCSS, Ignite UI

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Foody Club — Frontend Engineer

Jun 2018 – Jun 2019

Developed web and mobile interfaces for food delivery platform (users, restaurants, couriers) Improved user experience by building intuitive and responsive UI Participated in product iteration cycles and feature improvements

Tech: React, SCSS, Git

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Key Achievements

• Improved frontend performance using OnPush and lazy loading techniques
• Built reusable UI components used across multiple features
• Delivered production-ready applications with focus on scalability and maintainability
• Participated in full product lifecycle: from idea to production

Example code

Replace With Alphabet Position

function alphabetPosition(text) {
  const hash = {};
  let str = '';
  
  for (let i=0; i<26; i++) {
    const el = String.fromCharCode((97 + i))
    hash[el] = i + 1
  }
  
  for (let i=0; i<text.length; i++) {
    if (text[i].toLowerCase() in hash) {
      str += hash[text[i].toLowerCase()] + ' '
    }
  }
  
  return str.trim();
}

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Languages

• Russian — Native
• English — Basic (actively improving)