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Regular Fullstack Developer (Vue.js + .Net) - Freelancer

Monterail

Wrocław, Lower Silesian Voivodeship, PL; Warsaw, Masovian Voivodeship, PL; Kraków, Lesser Poland Voivodeship, PL +2 more (Remote)RemoteContractPosted Aug 26, 2026

Job description

We are looking for a strong Regular Fullstack Developer (Vue.js + .Net) to join us on a freelance basis for a greenfield project in the retail industry. In this role, your main drive will be crafting modern, high-performance user interfaces in Vue.js, while leveraging your .NET background to build and integrate supporting backend services.

You will be part of a focused, self-sufficient two-person engineering team (working alongside a Senior Developer) building a multi-tenant dashboard application from scratch. The client has developed a Proof of Concept (POC), which will serve purely as a reference for business logic to help us architect and write the new system from the ground up.

If you are a Vue.js specialist who feels comfortable navigating .NET architectures and loves clean-slate development, this project is a great fit!

Requirements

Help design and develop a greenfield retail dashboard application using C# / .NET on the backend and Vue.js on the frontend. Integrate External Systems: Connect the application with external retail and ERP platforms such as Shopify, Patchworks, and RFID tracking systems. Work with Cloud Infrastructure: Implement multi-tenant architecture hosted on Azure with a SQL Server database.

Translate POC into Production Code: Use an existing prototype as a business logic template to write clean, scalable, and maintainable production software. What we’re looking for Commercial Experience: 3+ years of hands-on experience as a Fullstack Developer working with Vue.js and .NET (C#) Product Thinking: Self-driven approach to feature design and technical implementation, capable of defining functional requirements and basic user flows independently to ensure fast, continuous delivery.

Database & Cloud: Practical knowledge of SQL Server and core Azure services. Integrations: Experience working with REST APIs and third-party integrations (e.g., e-commerce platforms, ERP systems). Self-Reliance: Ability to take ownership of assigned tasks and collaborate effectively in a small, agile team. Language Skills: Good command of English (B2+) to ensure smooth communication.

Availability: Full-time (B2B contract/hourly rates).

Nice to Have

Experience with multi-tenant application architecture. Prior exposure to retail tech, e-commerce, or logistics domains. What do we mean by freelance? Read more at Monterail Tech Network

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