Hello, I’m
Denis Grushkin

Full-stack development of a delivery intelligence platform using AI agents for code generation and bug fixing.

• Fixed over 20 bugs using OpenClaw AI agent via Telegram chat
• Generated all code exclusively through AI agents
• Refined existing functionality and developed new features
• Worked across the full stack with TypeScript, Vue 3, and Python

Discover the best tattoo artists and studios in your area. Book appointments, view portfolios, and create your perfect tattoo experience.

• Built a cross-platform mobile app using Vue 3 and Capacitor
• Implemented artist/studio search, portfolios, and appointment booking
• Integrated Strapi backend API for content management
• Configured and published the app to both iOS App Store and Google Play
• Developed the project from scratch over 5 months

Home improvement platform connecting homeowners with verified experts across 100+ services. Features location-based search, expert ratings, and instant communication.

• Developed and implemented new interactive features to enhance user experience
• Optimized website performance through code splitting and lazy loading techniques
• Refactored legacy codebase, improving loading times by 40% and maintainability
• Integrated advanced search and filtering capabilities for expert matching
• Collaborated with UX/UI team to implement responsive design improvements

A collaborative AI-powered platform enabling artists and their fans to create digital content together, streamlining community interaction and revenue distribution.

• Assisted in project development
• Implemented mobile-responsive design adaptations
• Configured SEO optimizations

A Telegram mini application designed for token farming and management, featuring seamless integration with Telegram's ecosystem.

• Lead a front-end development team
• Collaborated with customers to gather requirements and provide regular updates
• Integrated Telegram Bot API features including authentication, payment, and notifications
• Developed responsive features optimized for both mobile and desktop platforms
• Performed unit testing and end-to-end testing of components

Blockchain-based online platform to sell and buy non-fungible tokens (NFTs).

• Lead a front-end development team
• Communication with customers
• Setting up a project from scratch
• Setting up SSR for SEO
• Development of features
• Creating a wallet for the marketplace
• Testing of components

CryptoMarry is a Web3 platform that rediscovers how partners accumulate and manage their joint crypto assets.

• Refactoring existing code
• Setting up SSR(Next.js) for SEO
• Connecting MetaMask for transactions
• Development of features
• Testing of components

Automation of internal processes of Mad Devs.

• Developing a framework for sending SQL directly from the frontend
• Development of new features, support
• Testing of components

Widget for the car showroom and admin panel.

• Creating a car store
• Creating a widget for integrating the store into other dealers' websites
• Development of new features, support
• Testing of components

Development of the new website for Mad Devs.

• Migration from Vue 2 to Nuxt.js
• Setting up SSR for SEO
• Connecting and configuring Prismic.js
• Refactoring, optimization, accessibility
• Development of new features, support
• Testing of components

IoT Hub is a system for organizing centralized configuration management and security checks of IoT devices (mainly intended for office work and companies): printers, UPS, routers, etc.

• Development of new features, support
• Testing of components
• Connecting and configuring Stripe.js
• Setup React Apollo Client

Developing a widget for the car showroom and admin panel

• Widget development for websites without using html iframe
• Layout of the admin panel for the widget via Vuetify
• Setup unit, component, integration tests. Setup json server for tests

Service for hiring companies, creating contracts, bonds, etc.

• Development assistance
• Setup JWT authentication

Service for viewing traffic jams on alleys, using cameras

• Project layout from scratch
• PWA Setup

KickEx - a cryptocurrency exchange with smart orders and low trading commissions.

• Project layout from scratch, create components, adding a dark theme
• Setup tradingview charts.

Sale of diapers throughout Russia

• Development of new features, support.
• HTML letter layout.
• Writing integration tests for fronted.

Development of the official website for Mad Devs

• The layout of the new design for the website of the company Mad Devs.
• Migrating MD site from Vue.js to Nuxt.js framework

Generation of contextual advertising

• Development of new feature, Support.
• Server api integration on the client side.

Organization of tours in Kyrgyzstan

• Development of new feature, Support.
• Deploy code to production via FTP FileZilla.
• Creation of new blocks on the pages, without the involvement of the designer.

This is library for GPS and Accelerometer data "fusion" with Kalman filter

• Setup project from scratch
• Setup Gulp tasks for production
• Added multi-language functional without using plugins.

Development of an internal project for sending spam to different services.

• Learning Django, Python, PosgreSQL, Javascript, HTML, CSS
• Development of a Telegram bot for finding mentors
• Writing unit and integration tests for Django.