Hi, I'm Sara Kozinska, a passionate software developer based in Barcelona with 17 years of experience in web and app development. I am an expert in WordPress custom themes, React, Vue.js, and headless CMS solutions (Strapi, Prismic, Sanity, WordPress). I specialize in creating dynamic, user-friendly digital experiences using modern technologies like Firebase. I thrive on the challenges that come with complex projects and love collaborating with designers, developers, and stakeholders to create solutions that are both visually appealing and highly functional. My recent focus includes expanding my skills in app development using Flutter and keeping up with the latest AI trends in software development, allowing me to work smarter and faster. If you're looking for a developer who can bring expertise, innovation, and passion to your team, whether for a full-time role or project-based work, I'd love to connect. Let's create something amazing together!…

Sara Kozinska

Hi, I'm Sara Kozinska, a passionate software developer based in Barcelona with 17 years of experience in web and app development. I am an expert in WordPress custom themes, React, Vue.js, and headless CMS solutions (Strapi, Prismic, Sanity, WordPress). I specialize in creating dynamic, user-friendly digital experiences using modern technologies like Firebase. I thrive on the challenges that come with complex projects and love collaborating with designers, developers, and stakeholders to create solutions that are both visually appealing and highly functional. My recent focus includes expanding my skills in app development using Flutter and keeping up with the latest AI trends in software development, allowing me to work smarter and faster. If you're looking for a developer who can bring expertise, innovation, and passion to your team, whether for a full-time role or project-based work, I'd love to connect. Let's create something amazing together!…

Available to hire

Hi, I’m Sara Kozinska, a passionate software developer based in Barcelona with 17 years of experience in web and app development. I am an expert in WordPress custom themes, React, Vue.js, and headless CMS solutions (Strapi, Prismic, Sanity, WordPress). I specialize in creating dynamic, user-friendly digital experiences using modern technologies like Firebase.

I thrive on the challenges that come with complex projects and love collaborating with designers, developers, and stakeholders to create solutions that are both visually appealing and highly functional. My recent focus includes expanding my skills in app development using Flutter and keeping up with the latest AI trends in software development, allowing me to work smarter and faster.

If you’re looking for a developer who can bring expertise, innovation, and passion to your team, whether for a full-time role or project-based work, I’d love to connect. Let’s create something amazing together!

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Skills

Experience Level

Bootstrap
Expert
CSS
Expert
Smarty
Expert
Tailwind
Expert
WordPress
Expert
PHP
Expert
JavaScript
Expert
React JS
Expert
Vue.js
Expert
Drupal
Intermediate
Flutter
Beginner
Node.js
Beginner
Python
Beginner
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Language

Polish
Fluent
English
Fluent
Spanish; Castilian
Beginner

Education

Engineer at Warsaw School Of Computer Science
October 1, 2007 - June 1, 2011

Qualifications

Add your qualifications or awards here.

Industry Experience

Education, Healthcare, Consumer Goods, Financial Services, Media & Entertainment, Real Estate & Construction, Professional Services, Software & Internet
    uniE613 edu4eco.pl [2024]
    I’ve created for this client WordPress custom theme, with custom Gutenberg blocks and option to edit all necessary theme options. Website has very complex structure, and also is prepared to be fully translated. I used in this project technologies: WordPress, PHP, SCSS/CSS, JavaScript, SwiperJS, GSAP.…
    uniE613 The TEFL Academy [2022]
    I worked for TEFL Academy ( https://www.twine.net/signin ), on their WordPress based multisite, with quite complex functionality. Whole project structure and code was created by me from scratch, and on top of it, we introduced outside data integrations, geolocation and e-commerce solution. The project lasted for almost 20 months, as we were expanding functionality, and during the process has redesigned a huge part of the project.  As the main developer on the project, I collaborated with other team members to develop a website from scratch and managed the workflow of this project.…
    uniE613 VILO CRM [2023]
    I've created Web App which allowed lawyer office to manage their office work and contact between co-workers. App included all necessary tasks, like messenger between co-workers, meetings calendar, client / co-workers profiles management, case management (kanban tasks board, documents management, document sign process), files management, and many more. Project stack: Backend: Firebase products (Firestore Database, Storage, Autentication, Messaging) Frontend: VUE.js + Bootstrap + little bit of Node.js…
    uniE613 starapple.ai [2024]
    I've created for this client WordPress custom theme, with custom Gutenberg blocks and option to edit all necessary theme options. I used in this project technologies: WordPress, PHP, SCSS/CSS, JavaScript, SwiperJS, GSAP.…