Lenar Gumerov

Lenar Gumerov

Frontend Developer

About me

Frontend developer (5+ yrs). I build UI-heavy products: SVG/image/video editors and Telegram Mini Apps. Strong with legacy code, clean architecture, and systematic delivery. Seeking a team to own outcomes and grow both the visual and engineering sides.

Key Skills

Core

TypeScriptJavaScriptHTMLCSSSCSSGitCI/CD

React

ReactReduxZustandNextshadcn/uiAceternity UI

Vue

VueVuexPiniaNuxtVuetify

Rendering

SPASSRSSGCSR

Tools

TailwindFigmaDockerTelegram Mini AppsGoogle Tag ManagerYandex MetricaMotion.jsPaper.jsChart.jsSVGCursorClaudeChatGPT

UX & Visual

UI/UXMotion & Interaction DesignResponsive & Fluid Layout SystemsThemability & Runtime ThemingAccessibility

Architecture

Design SystemsFeature-Sliced DesignAtomic DesignClean ArchitectureMVCMVVMState ManagementFluxMicrofrontendsModular Frontend

Principles

Performance OptimizationSOLIDDRYKISSYAGNI

Process

AgileScrumLeanWaterfall

Experience

5 years 1 month
Freelance

Fullstack Developer

Freelance, Remote

Jan 2025 — Present(10 m)
  • Developed web applications with React/Next.js (previously Vue/Nuxt), including Telegram Mini Apps and bots.
  • Built UI and backend logic (Go, PostgreSQL, Redis, CI/CD).
  • Delivered landing pages, catalogs, stores, and analytics dashboards.
  • Designed architecture and optimized performance and UX.
TypeScriptJavaScriptHTMLCSSCI/CDReactZustandNextshadcn/uiAceternity UITailwindFigmaDockerTelegram Mini AppsMotion.jsCursorClaudeChatGPTGoPostgreSQLRedis
Orbit — Telegram Mini Apps gaming platform "[Portal](https://t.me/orbit_portal_bot)"

Middle+ Frontend Developer

Orbit — Telegram Mini Apps gaming platform "Portal", Dubai, Remote

Sep 2024 — Mar 2025(7 m)
  • Led the frontend of a Telegram gaming platform from prelaunch to 1M users, delivering the UI and major app logic (rewards, purchases, ads)
  • Built a drop-in TMA (Telegram Mini Apps) SDK providing embeddable UI widgets and cross-game services (auth/profile, balance & inventory sync, leaderboards) for partner games
  • Delivered rich animated interactions using Motion.js, custom particle systems, and Spline-based lootbox animations
  • Implemented full visual theming integration based on user-selected Telegram styles, ensuring seamless UX alignment
  • Optimized for Telegram Mini Apps constraints: cut initial JS payload by 55% (from 1.1 MB to 490 KB gz) via code-splitting, tree-shaking, and asset deduping
TypeScriptJavaScriptHTMLCSSSCSSReactReduxZustandSPACSRTailwindFigmaTelegram Mini AppsMotion.jsCursorMotion & Interaction DesignResponsive & Fluid Layout SystemsThemability & Runtime ThemingDesign SystemsFeature-Sliced DesignAtomic DesignClean ArchitectureFluxAgile
Incymo — [SmartUA](https://incymo.ai/smartua/)

Middle+ Frontend Developer

Incymo — SmartUA, Tbilisi, Remote

Jun 2023 — Sep 2024(1 y 4 m)
  • Developed a complex image/video editor with multi-layer support, batch text/image/video imports, timeline and animation system
  • Designed and built a comprehensive ad banner generator with rich template system and post-generation editing capabilities
  • Led complete UI redesign from legacy Android-style interface to modern Material 3+ design system
  • Built analytical dashboards with charts and visual summaries for banner performance across various ad networks; cut campaign progress review time from ~10 to ~2 minutes
TypeScriptJavaScriptHTMLCSSSCSSVuePiniaVuetifySPACSRTailwindFigmaDockerGoogle Tag ManagerYandex MetricaChart.jsMotion & Interaction DesignResponsive & Fluid Layout SystemsDesign SystemsFeature-Sliced DesignAtomic DesignClean ArchitectureFluxAgileWaterfall
Icons8 LLC — [Icons](https://icons8.com/icons)

Junior+ Frontend Developer

Icons8 LLC — Icons, Innopolis, Remote

Oct 2021 — Jun 2023(1 y 9 m)
JavaScriptHTMLCSSSCSSVueVuexNuxtSSRSSGFigmaDockerGoogle Tag ManagerPaper.jsSVGMotion & Interaction DesignResponsive & Fluid Layout SystemsDesign SystemsFeature-Sliced DesignAtomic DesignClean ArchitectureFluxMicrofrontendsAgileScrum
[MKSKOM LLC](https://mkskom.ru/)

Junior Frontend Developer

MKSKOM LLC, Moscow, Remote

Feb 2021 — Aug 2021(7 m)
  • Built isolated SPA modules branching from a monolithic system, often integrating with legacy PHP and various frameworks
  • Developed an internal UI-kit tailored for document workflows in a government-adjacent platform
  • Created a highly dynamic editable table component with inline forms, nested interactions, and full mobile responsiveness
  • Focused on UX for reducing repetitive bureaucratic steps through structured and smart interface automation
JavaScriptHTMLCSSSCSSVueSPACSRFigmaResponsive & Fluid Layout SystemsDesign SystemsAtomic DesignClean ArchitectureMVCModular FrontendWaterfall

Education

[Innopolis University](https://innopolis.university/en/)

Bachelor of Computer Science, Software Engineer

Innopolis University2017 — 2021
  • Advanced Enterprise Programming on JavaScript course
  • Courses in Product Design & Management
  • Practiced backend/frontend/mobile development, studied data structures and algorithms
  • Built procedurally generated solar system in Unity (algorithms used in resume-site animation)
FrontendJavaScriptTypeScriptHTMLCSSSCSSGitCI/CDDockerFigmaReactReduxSPAUI/UXAccessibilityResponsive & Fluid Layout SystemsDesign SystemsAgileScrumWaterfallLeanBackendPython FlaskPython FastAPIPython DjangoJava SpringMobileAndroid developmentFlutterData Structures & AlgorithmsGame DevelopmentC#Unity

Awards

  • Winner, Digital Breakthrough 2020 (Northwest IT Hub) hackathon

    48 hours, among 280 teams

  • Winner, OpenSpaceHack 2020 hackathon

    48 hours, among 37 teams

  • 4th Place, InnoCTF 2018 (Cybersecurity)

    10 hours, among ~30 teams

Teaching

  • Taught high school students Android dev on Java, robotics on Python

  • Taught kids programming on Python via Minecraft