Hi, I'm Stanisław
Web Developer | E-commerce & Custom Web | Shopify | Performance & SEO
SM

About

I am a results driven Web Developer focused on building high performance, scalable, and SEO friendly web solutions. I prioritize selecting the most effective tools to meet your business objectives, from complex ecommerce platforms to custom web applications. I handle the entire development lifecycle ensuring clean code, intuitive UX, and reliable delivery for every project.

Work Experience

Skills

HTML5HTML5
CSS3CSS
JavaScriptJavaScript
PHPPHP
MySQLMySQL
WordPressWordPress
WooCommerceWooCommerce
Responsive Web DesignResponsive Design
ReactReact
Next.jsNext.js
Tailwind CSSTailwind CSS
GatsbyGatsby.js
ShopifyShopify
StorefrontEcommerce Storefront Design
APIAPI Integration
My Projects

Check out my latest work

I've worked on a variety of projects, from simple websites to complex web applications. Here are a few of my favorites.

Count Every Hero

Website developed based on a provided design, with full implementation on WordPress using ACF. Focus on responsiveness, performance, and design accuracy. Project done while collaborating with a client through Upwork.

WordPress
PHP
MySQL
JavaScript
HTML5
CSS3

Medical Affairs BGB | Group

Website based on a provided graphic design, developed while collaborating with a client through Upwork. Focus was on responsiveness, performance, and design accuracy.

React
Gatsby
TypeScript
CSS3
PHP

SXSW 2025

Landing page built from a provided design, developed while collaborating with a client through Upwork for the SXSW event. Lightweight, responsive, and fully aligned with the original concept.

JavaScript
HTML5
CSS3

Infkurs

Professional WordPress website for promoting and selling online courses. (Domain inactive, preview available in portfolio on Upwork)

WordPress
PHP
MySQL

What Clients Say

Awesome work! Stanisław was very responsive, delivered quickly, and overall it was a great experience. I will definitely work with him again in the future.

Simple landing page client
Verified Upwork Client

Exceeded expectations. Demonstrates good experience and knowledge in chrome extension development.

Chrome Extension project
Verified Upwork Client

Stanisław is very quick, professional and easy to communicate. I needed a js to visualize complex data and I am very pleased with the result!

Visualization of sleep-wake cycles
Verified Upwork Client

Stanislaw was a great hire. He was very communicative and active as a problem solver to help with my project in a timely matter.

Plant Hardiness Zone Lookup
Verified Upwork Client

Amazing work!

JavaScript fix client
Verified Upwork Client

unbelievable fast, great, thx

Image processing project
Verified Upwork Client
Hackathons

I like building things

Driven by a passion for sustainability and technical innovation, I have actively participated in 2+ national competitions and hackathons.

Rising Innovators Competition – 3rd Place

Rising Innovators Competition – 3rd Place

Bialystok University of Technology

Awarded 3rd place in the prestigious Rising Innovators 2025 competition, organized by Bialystok University of Technology as part of the Via Carpatia Network of Technical Universities initiative. As a ...

Hackheroes

Hackheroes

Poland

Participated in the national Hack Heroes 2024 competition centered on 'Climate and Environment'. While we didn't reach the finals among 189 teams, creating a functional carpooling prototype in such a ...

Contact

Get in Touch

Want to chat? Just shoot me a dm with a direct message on LinkedIn or through the contact form and I'll respond whenever I can. I will ignore all soliciting.

GitHub
LinkedIn
Upwork