Backend.Net Developer
Primary stack
Nice to have's
Job description
About the Position
Our client develops IT solutions, mainly for prestigious clients in the financial and automotive sectors. We are currently seeking a skilled Backend .Net Developer to join our team in Gdańsk.
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.
Requirements
- Minimum 3-4 years of experience in a similar position
- Very good knowledge of C# and .NET (ASP.NET Core, .NET 8 or newer)
- Practical experience with SOAP / XML integrations, REST/OpenAPI integrations
- Asynchronous architecture - message queues (RabbitMQ or equivalent), request-callback pattern, idempotency, persistence of exchange state
- Good knowledge of databases
- Mapping of domain models
- Docker and CI/CD
- Git in gitflow model
- English language proficiency for reading technical documentation
- Communicative, open to collaboration with client-side personnel
- Ability to work independently
Nice to Have
- Experience in the financial/banking industry or in projects for these industries
We Offer
- Attractive salary
- Possibility of fully remote work
- Real opportunity for professional development
- Possibility to genuinely influence the shape of projects
About the Company
Our client develops IT solutions, mainly for prestigious clients in the financial and automotive sectors.
Application
Interested candidates can apply by leaving their CV.
Location: Gdańsk, Poland
Salary: 18,000 - 23,000 PLN
Contract Type: B2B / Contract
Experience Level: Senior
© TeamQuest. This job description was sourced from the employer's public career page. TheJob is not the employer — we index the posting and route candidates to the source. All content rights and hiring decisions belong to the employer.
Recruitment & HR Tech,IT Services
About the Company TeamQuest is a recruitment firm specializing in IT recruitment. With over 18 years of experience, they have built a database of 63,240 active IT candidates. They assist companies in finding the right IT professionals, including programmers, network administrators, testers, and CTOs. Products, Services & Tech Stack Core Solutions: Recruitment services for IT professionals. Matching candidates with job openings based on skills and experience. Outplacement services, audits, and training. Project Scope & Target Clients Client Base: Companies in various industries, including Grupa Comp S.A., DB Schenker, Pepco, OPTeam SA Benefit System, and Grupa Infor. Engineering Scale: Recruitment for various IT roles, from junior consultants to senior positions.
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