Full Stack Developer ( .NET + React)
First seen by Alion on Oct 27, 2026.
DARLY SOLUTIONS is an international IT company specializing in delivering innovative solutions across Fintech, MedTech, SaaS, etc.
We are looking for a specialist for a short-term project engagement.
Responsibilities
Develop and finalize the frontend of the product MVP.
Build and maintain frontend components using Qwik or React.
Integrate the frontend with the existing .NET backend.
Design and implement a Backend for Frontend layer using .NET.
Integrate third-party services, including Stripe and other external providers.
Work with high-fidelity wireframes, UI libraries, and product tickets in Figma and GitHub.
Participate in two-week development sprints and deliver tasks according to agreed timelines.
Collaborate on clarifying and refining product requirements as needed.
Requirements
At least 7 years of experience in Full Stack Developer (.NET + React).
Strong experience with modern frontend development and component-based architecture.
Experience with Qwik or React.
Strong knowledge of .NET and experience building backend services or APIs.
Experience designing and implementing a Backend for Frontend architecture.
Experience integrating third-party APIs and services, including payment providers such as Stripe.
Upper-Intermediate (B2) English level, with confident spoken communication skills.
Understanding of frontend-backend communication, API integration, and data handling.
Ability to work independently, take ownership of frontend development, and drive tasks to completion.