Switch to English?
Yes
Переключитись на українську?
Так
Переключиться на русскую?
Да
Przełączyć się na polską?
Tak
  1. Freelancers

Oleksandr Kozak

Offer Oleksandr work on your next project.

Ukraine Kyiv, Ukraine
1 month 25 days back
Available for hire available for hire
on the service 6 years
Client profile
Freelancer Oleksandr K. — Ukraine, Kyiv. Core skill — Web Programming, Bot Development

Rating

Successful projects
No data
Average rating
No data
Rating
209
Web Programming
2833 place out of 6421
Bot Development
675 place out of 1902

Language proficiency level

Українська Українська: fluent
Русский Русский: fluent
English English: advanced

CV

Full-Stack Developer — websites, e-commerce, bots, APIs, automation

6+ years of experience. I build complete solutions: from idea to working product.


What I do:

• Websites and landing pages (WordPress, Shopify, custom code)

• E-commerce stores (WooCommerce, OpenCart, React + API)

• Telegram/Discord bots (Python, Node.js — bookings, payments, notifications)

• REST APIs and integrations (Stripe, LiqPay, CRM, Google Sheets)

• Scrapers and automation (Playwright, BeautifulSoup)

• Web apps and SaaS dashboards (React, Next.js, Vue)


Stack: React, Next.js, Vue, Node.js, Python, Go, PHP, WordPress, Shopify, PostgreSQL, MongoDB, Docker


How I work:

• Working result within 24-48 hours

• Final delivery in 2-5 days

• Available daily, fast responses

• Clean, maintainable code

• Free revisions within scope


Portfolio — 10+ real projects:

https://ak-digital-portfolio.netlify.app


Message me — I will estimate timeline and cost for your project.

Skills and abilities

Programming

Design & art

Services


Photo, Audio & Video

Promotion

Outsourcing & consulting

Portfolio


  • AK Digital Studio

    AI & Machine Learning
    AK Digital Studio — example of freelancer's portfolio work in category AI & Machine Learning
    Web development agency landing — services showcase, portfolio, team profile, pricing tiers, contact form. Our own agency page.

    Technologies: HTML5, CSS3, JavaScript, Full-Stack

  • Sakura Garden Restaurant

    AI & Machine Learning
    Sakura Garden Restaurant — example of freelancer's portfolio work in category AI & Machine Learning
    Elegant Japanese restaurant website with tabbed menu, reservation form with date/time picker, chef section, gallery grid, and testimonial carousel.

    Technologies: HTML5, CSS3, JavaScript, Responsive Design

  • DataPulse Analytics Platform

    AI & Machine Learning
    DataPulse Analytics Platform — example of freelancer's portfolio work in category AI & Machine Learning
    Interactive SaaS dashboard landing with live demo section — CSS charts (bar, line, donut), animated counters, pricing toggle, FAQ accordion.

    Technologies: HTML5, CSS3, JavaScript, SVG Charts

  • CryptoVault Dashboard Landing

    AI & Machine Learning
    CryptoVault Dashboard Landing — example of freelancer's portfolio work in category AI & Machine Learning
    Modern SaaS landing page for crypto portfolio tracker — dark theme, glassmorphism, animated counters, interactive charts, fully responsive.

    Technologies: HTML5, CSS3, JavaScript, SVG

  • ScrapeMaster Automation Dashboard

    Python
    ScrapeMaster Automation Dashboard — example of freelancer's portfolio work in category Python
    Data scraping platform — matrix rain animation, live data feed table, CSS bar charts, animated counters. Real-time dashboard feel.

    Technologies: Python, JavaScript, CSS3, Data Pipeline

  • PayFlow API Documentation

    AI & Machine Learning
    PayFlow API Documentation — example of freelancer's portfolio work in category AI & Machine Learning
    Payment API documentation site — syntax highlighting, tabbed code examples (Python/Node/cURL), copy-to-clipboard, endpoint reference, SDK cards.

    Technologies: HTML5, CSS3, JavaScript, API Design

  • NordStyle E-Commerce Store

    AI & Machine Learning
    NordStyle E-Commerce Store — example of freelancer's portfolio work in category AI & Machine Learning
    Scandinavian furniture store landing with product cards, working shopping cart, category filtering, and newsletter signup.

    Technologies: HTML5, CSS3, JavaScript, E-Commerce UX

  • FlexFit Studio Website

    AI & Machine Learning
    FlexFit Studio Website — example of freelancer's portfolio work in category AI & Machine Learning
    Premium fitness studio website with class schedule grid, trainer profiles, membership pricing, contact form, and scroll animations.

    Technologies: HTML5, CSS3, JavaScript, Responsive Design

  • BookMaster Telegram Bot

    Python
    BookMaster Telegram Bot — example of freelancer's portfolio work in category Python
    Smart booking bot for beauty salons — appointment scheduling, calendar sync, auto-reminders, payment integration. Full Telegram chat UI demo.

    Technologies: Python, Telegram API, PostgreSQL, Payment API

Activity

  Latest proposals 10
Install a payment button via Liqpay on the website.
90 USD
Chat UI Development for Financial Analysis Application
10 000 USD
Landing page for a battery restoration service for electric bicycles
3145 USD
Integration of the partner platform API with KeyCRM + connecting landing pages for traffic influx.
85 USD
NodeMetrics
74 USD
Fix the sorting of products on the CMS OpenCart website.
101 USD
A Shopify developer is required to create a kitten store website (mobile + desktop versions)
10 000 USD
Development of a website on Shopify. There is a ready-made layout (PDF),
6000 USD
Wordpress. Parsing. Content transfer.
56 USD
Create a website on WordPress
500 USD