Strong Middle Senior Full-Stack Engineer .Net ReactJS

S-PRO , a top-tier Digital Innovation and Software Engineering company. We specialize in providing cutting-edge services for fast-growing businesses and enterprises, with a strong focus on Finance, Renewable Energy and Healthcare domains and expertise in AI, Blockchain and Data Science. Our team of over 200 dedicated professionals works tirelessly across our global offices to develop innovative digital solutions that drive sustainable business value and increase our client’s competitiveness in a dynamic digital landscape. Our client is seeking to hire a skilled and experienced full-time, Full Stack Developer (40% front-end web development (ReactJS) and 60% back-end development (Microsoft C#/.Net)) to serve as a technical expert in the design, architecting, development, coding, testing, and debugging of our next generation technology platforms. We are looking for an analytical problem-solver, someone who is an effective communicator, and can work independently while also working with others. This role is a great opportunity to collaborate with experienced technology professionals, gain understanding of what our clients need to be successful all while working entirely remotely.

Requirements

Responsibilities

Develop and maintain backend services using C# / .NET Core

Build and enhance frontend applications using React ( Next.js )

Work with Microsoft SQL Server (queries, optimization, data handling)

Implement UI components using Material UI / DevExpress

Develop background jobs and supporting tools in .NET Core

Collaborate with the team on technical solutions and architecture

Participate in deployment and support of the application

Requirements

Strong experience with C# / .NET / .NET Core

Hands-on experience with React.js, Next.js

Solid experience with Microsoft SQL Server

Experience building and integrating REST APIs

Understanding of deployment processes, hosting, and cloud environments

Experience with Git and Azure DevOps

Upper-Intermediate+ level of English to communicate with client effectively

Experience with unit testing (TDD, mocking)

Experience with Docker / Kubernetes

Basic knowledge of OCR / image processing

Experience working with PDF / TIFF formats

What we offer:

Long team focus: we create an environment of transparent communication, and minimal bureaucracy, which leads to long-term relationships.

Development of niche expertise: we are working in several niches, such as FinTech, healthcare, and logistics. Therefore, our employees can develop their own expertise in these domains.

Continuous learning: we create employee development plans / personal roadmaps /quick promotion processes.

Internal career development: 80% of our current executives were promoted to those positions within S-PR