Mid-Level Frontend Engineer (React / TypeScript / Next.js)

A5 Sync; Poland; On-site; PLN 16,050 - 24,075; Full time

Benefits offered by this job

Generous Paid Time Off

Standard Nepali public holidays

100% Remote work flexibility

Job summary

A5 Sync, a fast-growing B2B SaaS company in Poland, is seeking a mid-level Frontend Engineer. The role involves owning the UI/UX across multiple web portals and translating design requirements into premium user experiences. The ideal candidate will have strong experience in building responsive SPAs using React, Vite, and Next.js. Key perks include a salary ranging from NPR 60,000 to 90,000 per month, generous PTO, and the flexibility to work remotely from anywhere in Nepal.

Qualifications

• Strong experience building responsive, fast, and complex single-page applications.
• Deep understanding of React fundamentals, hooks, and performance optimization.
• Comfortable working across both Vite and Next.js project architectures.

Responsibilities

• Own and implement the frontend for multiple web portals.
• Translate design requirements into responsive, interactive experiences.
• Maintain and improve global state management and complex forms.

Skills

Responsive web design

React fundamentals

Vite

Next.js

Performance optimization

State management

Tools

Tailwind CSS

Zustand

React Query

Job description

We are a fast-growing B2B SaaS company building multiple enterprise platforms. We are looking for a strong mid-level Frontend Engineer to own the UI and UX across our products.

THE ROLE

• Own and implement the frontend for multiple web portals (Admin, Operator, Reseller, User, Booking/Storefront).
• Translate design requirements into responsive, highly-interactive, and premium user experiences.
• Maintain and improve global state management and complex data‑heavy forms.
• Work across both Vite‑powered SPAs and Next.js applications.

WHAT YOU WILL WORK WITH

• Frameworks: Vite (with React Router) and Next.js 15
• Styling: Tailwind CSS, modern CSS, and interactive UI component libraries
• State Management: Zustand, React Query / TanStack Query
• Integrations: Complex backend REST APIs, real‑time updates

REQUIREMENTS

• Strong experience building responsive, fast, and complex single‑page applications.
• Deep understanding of React fundamentals, hooks, and performance optimization.
• Comfortable working across both Vite and Next.js project architectures.
• An eye for design, ensuring a premium feel and smooth user experience.
• A long‑term player who wants to grow with the company.

COMPENSATION & PERKS

• Salary: NPR 60,000 - 90,000 per month based on experience (negotiable)
• Time Off: Generous Paid Time Off (PTO) and standard Nepali public holidays.
• Flexibility: 100% Remote work from anywhere in Nepal (bring your own device/provided based on team placement).