Senior .NET + React Fullstack Dev (Remote)

CSHARK

Wrocław

Hybrid

PLN 180,000 - 260,000

Full time

8 hours ago

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Benefits offered by this job

Remote-first work

International projects

In-house tech workshops

Charity actions participation

Job summary

CSHARK is seeking a Senior Fullstack Developer (.NET + React) to join a FinTech project for international banks. You will design and implement scalable web apps, microservices, and cloud-based APIs using C#, .NET, React, TypeScript, and PostgreSQL.

You’ll work in a SCRUM team on a SaaS platform with Docker, cloud environments (Azure or AWS), and modern ORM tooling. The ideal candidate has 4+ years of commercial experience, strong architecture skills, English and Polish fluency, and hands-on

Qualifications

4+ years of commercial programming with .NET, C#, React, and TypeScript.
Strong understanding of software architecture principles and backend design patterns.
Exposure to cloud environments (Azure or AWS).
Fluency in English and Polish (minimum B2+).
Hands-on experience with CQRS and Domain-Driven Design (DDD).
Understanding of Event Sourcing concepts.

Responsibilities

Designing web solution architecture using microservices and cloud services.
Developing within a SaaS product platform.
Implementing new functionalities using .NET and React.
Designing, developing, and maintaining APIs on a cloud-based platform.
Building high-performance front-end and back-end solutions.
Preparing tests and technical documentation.
Being part of a SCRUM team that develops and delivers software throughout the production lifecycle.