.NET Backend Developer

Portugal, PT

Specialist (5+ Years)

Full remote

English Required Portuguese Required

Technology company providing software and IT services to the healthcare sector in Portugal. The project involves a backend platform built on .NET, using messaging and API-based integrations to support business-critical processes.

What you will do

Design and develop backend services and components using .NET
Implement asynchronous messaging solutions using RabbitMQ and related frameworks
Design and document REST APIs following OpenAPI/Swagger standards
Write and optimize SQL Server queries and database logic
Collaborate with cross-functional teams to define technical solutions
Ensure code quality, performance, and maintainability of backend systems
Participate in agile ceremonies and contribute to continuous improvement

Location and work model

Remote

Degree in Computer Engineering or related field
.NET development — 15+ years
RabbitMQ + Rebus — relevant professional experience
REST API design and documentation
OpenAPI/Swagger
SQL Server — solid knowledge
English B2
Portuguese

Nice to have

Azure certifications
Microservices experience
CI/CD experience
Agile methodologies experience
Rebus or MassTransit experience
Keycloak/OIDC/JWT experience

We connect IT professionals with projects that match their skills, professional experience, and goals, then we offer a career progression program, delivered by in-house specialists - our People Experience Partners - to guide them through our journey with us.

What we offer:

A project that matches your skills and ambitions, as well as your preferences for working policies and culture.
A competitive salary with awesome benefits and opportunities to leverage your knowledge and network to earn additional income.
An empowering and respectful work culture enriched with social and learning events.
A People Experience Partner specially assigned to you - your go-to career guide, responsible for supporting your growth, facilitating training, and ensuring your work-life balance at KWAN.

At KWAN, they make sure that I feel comfortable with the client I’m working for and that what I’m doing aligns with my career aspirations.

Luis Caldeira, DevOps @ KWAN

At KWAN, I’m given the space to be myself and do what I love. I have control over the projects I work on, as well as the direction of my career.

Pedro Fonseca, Front End Developer @ KWAN

I see my People Experience Partner as someone who is always available to provide me with motivation and constant feedback, which helps me be sure that I am in the right place.

Josimar dos Reis, Software Developer @ KWAN

I know that I’ve contributed to the growth of a company that truly values a “people first culture”, because my ideas, experiences, and individuality were always appreciated.

João Nascimento, Software Developer (KWAN Alumni)

My two years at KWAN were an incredible experience! From the start, I was welcomed into a warm and collaborative environment where I felt truly supported.

Laís Ortiz, Software Developer @ (KWAN Alumni)

Grab this opportunity, apply now!