Мар'ян

Marian Horoshko
[open contact info](look above in the "contact info" section) · [open contact info](look above in the "contact info" section) · github.com/MarianHoroshko · [open contact info](look above in the "contact info" section)

PROFESSIONAL SUMMARY
Junior Front-End / Full-Stack Developer with commercial experience building and maintaining responsive web applications
using React, TypeScript, Vue.js and REST APIs. Proven ability to implement SASS-based styling systems, adaptive layouts, and
interactive UI components. Experienced in agile teams with daily collaboration across frontend, QA and DevOps. Passionate
about clean, maintainable code and modern front-end architecture.

TECHNICAL SKILLS
Front-End: React (hooks, component architecture), TypeScript, JavaScript ES6+, HTML5, CSS3, SASS/SCSS, Tailwind CSS,
Vue.js, Next.js, Redux, Responsive & Adaptive UI, CSS Animations
Tools & Debugging: Chrome DevTools, Git, GitHub, REST API integration, Postman, Vercel, Docker
Back-End: Express.js, Django, PHP, PostgreSQL, MySQL, Redis
Methodology: Agile/Scrum, code review, feature-branch workflows

COMMERCIAL EXPERIENCE

Junior Full-Stack Developer (Internship) | MindPal ​ Oct 2025 – Jan 2026
▸​ Built and maintained React components with TypeScript, implementing reusable hooks and managing state with
Redux.
▸​ Developed responsive, adaptive UI layouts using SASS/SCSS and CSS3, ensuring cross-browser compatibility.
▸​ Integrated REST APIs into frontend components with robust request validation and error handling.
▸​ Used Chrome DevTools for debugging, performance profiling, and inspecting DOM events and network requests.
▸​ Collaborated in an agile environment with QA and DevOps; participated in code reviews focused on clean, readable
code.
▸​ Managed codebase using Git feature-branch workflow across a production web application.

Frontend Developer (Internship) | Wasko S.A. ​ Jul – Aug 2024
▸​ Developed Vue.js components with TypeScript integrated with backend REST APIs.
▸​ Implemented responsive and adaptive UI using SASS/SCSS, HTML5/CSS3 and Tailwind CSS.
▸​ Used Chrome DevTools for layout debugging, inspecting computed styles and diagnosing cross-browser issues.
▸​ Collaborated with backend developers to align API contracts and data structures.
▸​ Applied Git and task-based workflows in a commercial team environment.

Mobile Developer (Apprenticeship) | Wasko S.A. ​ May & Dec 2023
▸​ Developed cross-platform mobile UI using Ionic and Capacitor with TypeScript.
▸​ Used Chrome DevTools and browser console for debugging hybrid mobile views and REST API responses.
▸​ Assisted with debugging, testing and deployment of client-facing production features.

KEY PROJECT

AI Chef Assistant — Next.js, TypeScript, Express.js, Docker, REST API, RAG, LLMs
Live: ai-chef-assistant-project.vercel.app GitHub: github.com/MarianHoroshko/chef-ai-assistant
(free hosting cold start might take ~1 minute)
▸​ Designed and built a responsive Next.js frontend with TypeScript, including dynamic UI components and REST API
integration.
 ▸​ Implemented RESTful backend API with Express.js; containerized services using Docker.
▸​ Applied debugging, logging and API optimization techniques using Chrome DevTools and Postman.

EDUCATION

IT Profile — Technical Secondary School | Zespół Szkół nr 10 ​ 2020 – 2025