Андрій

Andrii Paniuk
Work Experience

Frontend Developer
Freelance Frontend developer (part-time)
React | Next.js | TypeScript yiv, Ukraine emote
- Present

Summary A rchitected and delivered core platform features using Next.js
(App Router, SSR), focusing on performance and scalability.

Frontend developer with 5+ years of
experience building scalable, high-impact Designed a scalable state management approach using Zustand
web applications using React and Next.js. for predictable client-side data flow.

Optimized rendering strategy (SSR/CSR balance), improving
Contact initial load performance and SEO.

LinkedIn: [відкрити контакти](див. вище в блоці «контактна інформація»)
 Tech Stack: Next.js 15+, React, TypeScript, NestJS, Zustand,
Shopify Storefront API, Tailwind CSS
Email: [відкрити контакти](див. вище в блоці «контактна інформація»)

Phone: [відкрити контакти](див. вище в блоці «контактна інформація»)

Miro Frontend developer
Location: Ukraine
yiv, Ukraine emote
Open to remote, hybrid, onsite -

L ed migration of a critical product module from AngularJS to
Education React, significantly improving maintainability and development
WUNU velocity.

Bachelor, Cyber security Designed and implemented a custom state management
solution, replacing Cerebral and reducing state-related bugs by
IT Step ~20%.

Frontend development
Contributed to micro-frontend architecture, enabling
WSZiA w Opolu independent deployments and improving team scalability.

Business management Owned refactoring of core UI components to align with a design
system, improving UI consistency.

Skills Worked with complex async data flows using React Query,
improving data synchronization and caching strategies.

Frontend (Primary):

React, Next.js (App Router), TypeScript, Collaborated cross-functionally with backend and product teams
Redux, Zustand, TanStack React Query, to deliver high-impact features in a fast-paced environment.

Tailwind CSS


Tech Stack: React, Next.js, React Native, Redux, TanStack React
Backend (Secondary):
 Query, Docker, Java
Node.js (NestJS), ASP.NET Core (.NET 6),
REST APIs

 RadiantRFID Frontend developer
ivne, Ukraine nsite
Architecture & Patterns:
 -
Micro-frontends, SSR/CSR, State
Management, Modular Architecture, L ed frontend modernization initiative by migrating from
Design Systems

 AngularJS to React, improving performance and developer
experience.

Tools & DevOps:

Docker, Jenkins, Git

 Re-architected core platform modules from monolith to a
modular system using ASP.NET Core and React.

Other:
 Defined and introduced coding standards and best practices
Performance Optimization, Responsive across the team.

Design, API Integration, Cross-team Built and maintained scalable REST APIs and integrated them
collaboration with modern frontend architecture.

Tech Stack: ASP.NET Core, .NET 6, React, TypeScript, Zustand,
React Query, Zod, React Hook Form, Material-UI, DevExtreme, SQL
Server, AWS, Docker, Jenkins