Fullstack Developer (React+.NET) @ CSHARK Sp. z o.o.

We are looking for an experienced  Fullstack Developer (React+.NET)  for a  6 months engagement  (with the possibility of extension). We value direct communication and an open approach to problem-solving.

Currently, we are working on an application for our international client in the FinTech industry, dedicated to banks and financial institutions.

• Over 4 years of commercial programming experience with  .NET, C#, React and TypeScript (but will be ok more experience in back-end) .
• Strong understanding of  software architecture principles  and  backend design patterns  (e.g., dependency injection, repository, mediator, factory).
• Exposure to  cloud environments  (ideally Azure) and understanding of infrastructure and services.
• Fluency in  English  and  Polish  (minimum B2+) - a must.
• Hands-on experience with  CQRS  and  Domain-Driven Design  (DDD), including aggregates, entities, value objects, and bounded contexts.
• Understanding of  Event Sourcing concepts  - including event stores, event replay, and how to model state changes as immutable domain events.
• Solid knowledge of clean architecture and separation of concerns.
• Experience with  PostgreSQL  and modern ORM frameworks (e.g. Entity Framework or equivalent).
• Exposure to  CosmosDB  or similar  NoSQL / document databases.
• Experience designing and consuming  RESTful APIs .
• Familiarity with  Docker for local development and deployments.

We are looking for an experienced  Fullstack Developer (React+.NET)  for a  6 months engagement  (with the possibility of extension). We value direct communication and an open approach to problem-solving.

Currently, we are working on an application for our international client in the FinTech industry, dedicated to banks and financial institutions.

,[Designing web solution architecture based on best practices, using microservices and the AWS cloud., Developing within a SaaS product platform., Implementing new functionalities using .NET and React., Designing, developing, and maintaining APIs, services, and systems 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 solutions throughout the entire production lifecycle.] Requirements : .NET, MS SQL, NoSQL, Data base, Elasticsearch, Microservice architecture, AWS, DDD, TDD, CI / CD, SOLID, IaC, React, TypeScript, PostgreSQL, Cosmos DB Additionally : Remote work.