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  1. Freelancers

Yerik K.

Offer Yerik work on your next project.

Ukraine Lvov, Ukraine
2 months back
A little busy a little busy
on the service 6 years
Freelancer Yerik K. — Ukraine, Lvov. Core skill — Javascript and Typescript, Python

Rating

Successful projects
No data
Average rating
No data
Rating
523
Javascript and Typescript
266 place out of 3453
Python
233 place out of 4468

Language proficiency level

English English: intermediate

Skills and abilities

Programming

Portfolio


  • Bitviser Wallet - Multi-Platform Cryptocurrency Wallet

    Cryptocurrency & Blockchain
    Bitviser Wallet - Multi-Platform Cryptocurrency Wallet — example of freelancer's portfolio work in category Cryptocurrency & Blockchain
    Developed a production-ready multi-platform cryptocurrency wallet supporting 5+ blockchain networks (BTC, ETH, LTC, TRX, SOL). Built mobile app with React Native/Expo, implementing secure HD wallet generation (BIP32/44), native cryptographic modules using Trust Wallet Core, and WalletConnect v2 integration for DApp support.

  • Crypto Trading Community Landing Page with Admin Panel

    Web Programming
    Crypto Trading Community Landing Page with Admin Panel — example of freelancer's portfolio work in category Web Programming
    Developed a modern, fully-responsive landing page for MacroMind - a crypto trading community platform. Built with Next.js 15 and React 19, featuring smooth scroll animations, an email subscription system, and an admin blog management panel. Integrated Chakra UI for a consistent design system, Framer Motion for engaging animations, and EmailJS for newsletter signups. Created dynamic sections including tokenomics, roadmap visualization, FAQ accordion, and exchange listings. Implemented TypeScript for type safety and React Hook Form with Zod validation for robust form handling.

  • Bitviser Crypto Wallet Dashboard

    Javascript and Typescript
    Bitviser Crypto Wallet Dashboard — example of freelancer's portfolio work in category Javascript and Typescript
    Developed a high-performance, secure web interface for a multi-chain cryptocurrency wallet ecosystem. The platform enables users to manage digital assets, track real-time market data, and execute blockchain transactions seamlessly.

  • Trading Journal & Personal Finance Management Platform

    Javascript and Typescript
    Trading Journal & Personal Finance Management Platform — example of freelancer's portfolio work in category Javascript and Typescript
    Architected and developed a comprehensive SaaS platform combining a crypto trading journal with complete personal finance management. Built with Next.js 15, TypeScript, and PostgreSQL/Prisma ORM, featuring secure JWT authentication, role-based access, and personal data backups. Implemented real-time analytics with Recharts, multi-currency account management, a budget planning system, and financial goal tracking. Created RESTful API architecture with server-side rendering, automated P&L calculations for trades, and hierarchical transaction categorization with visual insights.

  • by Farvater.travel

    Javascript and Typescript
    by Farvater.travel — example of freelancer's portfolio work in category Javascript and Typescript
    Role: Frontend Developer

    About my work in the project:
    Adding an internal account for the user, where you can view information about orders, leave reviews, invite friends, add travel companions, the ability to collect bonuses and experience as a tourist for receiving gifts and discounts.
    …
    Technology Stack:
    HTML5 / CSS3 / Less / JavaScript / SVN

  • The Money24

    Javascript and Typescript
    The Money24 — example of freelancer's portfolio work in category Javascript and Typescript
    Role: Frontend Developer

    Technology Stack:
    HTML5 / CSS3 / Less / JavaScript / GIT

  • by S&Mitler

    Javascript and Typescript
    by S&Mitler — example of freelancer's portfolio work in category Javascript and Typescript
    Role: Frontend Developer

    Technology Stack:
    HTML5 / CSS3 / Sass(SCSS) / Gulp / JavaScript / Responsive Web Design

  • by Stascom

    Javascript and Typescript
    by Stascom — example of freelancer's portfolio work in category Javascript and Typescript
    Role: Frontend Developer

    Technology Stack:
    HTML5 / CSS3 / JavaScript
    …
    About my work in the project:
    Creating an admin panel for the site administrator. Provides the ability to see transactions, tenders, package purchases, etc. Connection of paid packages for goods and services, cargo and transport, additional employees. Project support.

  • by Mishka

    Javascript and Typescript
    by Mishka — example of freelancer's portfolio work in category Javascript and Typescript
    Role: Frontend Developer

    Technology Stack:
    HTML5 / CSS3 / Responsive Web Design
    … JS / Gulp / Sass (SCSS)

  • The Witcher

    Javascript and Typescript
    The Witcher — example of freelancer's portfolio work in category Javascript and Typescript
    Role: Frontend Developer

    Technology Stack:
    HTML5 & CSS3 (BEM) / Gulp / Sass(SCSS) / JavaScript / Responsive Web Design

  • Netclicks

    Javascript and Typescript
    Netclicks — example of freelancer's portfolio work in category Javascript and Typescript
    Role: Frontend Developer

    Technology Stack:
    HTML5 / CSS3 / JavaScript

  • The Yoga

    Javascript and Typescript
    The Yoga — example of freelancer's portfolio work in category Javascript and Typescript
    Role: Frontend Developer

    Technology Stack:
    HTML5 / CSS3 / JavaScript

  • Food

    Javascript and Typescript
    Food — example of freelancer's portfolio work in category Javascript and Typescript
    Role: Frontend Developer

    Technology Stack:
    HTML5 / CSS3 / Sass / JavaScript

  • Device

    Javascript and Typescript
    Device — example of freelancer's portfolio work in category Javascript and Typescript
    Category: Device
    Description: HTML5 / CSS3 / JS

  • The Gravity

    HTML & CSS
    The Gravity — example of freelancer's portfolio work in category HTML & CSS
    The project: Gravity
    Description: HTML5 / CSS3 / JS / jQuery / Bootstrap / Carousel / Responsive Web Design
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