[Job- 28458] Senior Backend Engineer (C# / .NET)

This a Full Remote job, the offer is available from: Brazil We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.

With over 8,000 CI&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history.

Artificial Intelligence is our reality.

Your primary mission will be to drive the delivery of scalable system enhancements that expand business capabilities and support seamless multi-brand operations.

You will be responsible for designing and evolving a modular application architecture capable of handling flexible data models and growing operational demands.

By improving the reliability, performance, and maintainability of our current solutions, you will ensure a sustainable platform evolution that accommodates future integrations and parallel initiatives.

Additionally, you will play a key role in promoting structured knowledge transfer to strengthen internal ownership and foster long-term development autonomy Key Responsibilities:

NET 8/9 and ASP.

NET Core within a CQRS + Clean Architecture ecosystem. • Contribute to solution design, making informed trade-offs around performance, scalability, and maintainability.

Required Skills and Qualifications:

NET (ASP.

NET Core, .

NET 6+) in production environments • Experience building microservices and RESTful APIs

Nice-to-have Skills:

Our benefits: -Health and dental insurance -Meal and food allowance -Childcare assistance -Extended paternity leave -Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass; -Profit Sharing and Results Participation (PLR); -Life insurance -Continuous learning platform (CI&T University); -Discount club -Free online platform dedicated to physical, mental, and overall well-being -Pregnancy and responsible parenting course -Partnerships with online learning platforms -Language learning platform And many more! More details about our benefits here: https://ciandt.com/br/pt-br/carreiras At CI&T, inclusion starts at the first contact.

If you are a person with a disability, it is important to present your assessment during the selection process.

See which data needs to be included in the report by clicking here.

This way, we can ensure the support and accommodations that you deserve.

If you do not yet have the assessment, don't worry: we can support you in obtaining it.

We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage.

Count on us to make this journey side by side.

This offer from "Ci&T" has been enriched by Jobgether.com and got a 78% flex score.