Backend .Net Developer

Klient TeamQuest BIAŁYSTOK 2026-09-15
We offer:
* Attractive salary
* Possibility of fully remote work
* Real opportunity for professional development
* Possibility to genuinely influence the shape of projects
Responsibilities:
* Designing and implementing integrations with external systems (SOAP/XML and REST/JSON services), including data model mapping and partner error handling.
* Maintaining and developing an asynchronous data exchange mechanism (message queues, callbacks, statuses, request idempotency).
* Generating and updating API clients based on OpenAPI contracts provided by the client; responding to contract version changes.
* Building and maintaining mocks of external systems for test environments.
* Implementing business process logic in a BPMN engine (handlers in C#, process variables, signals) and decision rule models.
* Configuring environments (installation parameters, Docker, CI/CD pipeline), participating in preparing releases and hotfixes.
* Analyzing defects from business tests and production based on logs, quick fixes, collaborating with client analysts and testers.
* Documenting solutions and transferring knowledge within the team.