Sr. Software Engineer (.NET Full stack Developer) in Brazil at Jobgether

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Sr. Software Engineer (.NET Full Stack Developer) based in Brazil.

This role offers the opportunity to build high-value, customer-facing software in a fast-paced and technically sophisticated environment.
You will work across the full stack, combining modern .NET and C# backend development with React-based front-end experiences.
The position focuses on scalable APIs, event-driven microservices, cloud-native solutions, and distributed systems.
You will contribute to architecture decisions, application modernization, testing, and continuous delivery.
Working closely with architects, product teams, engineers, and stakeholders, you will turn complex requirements into reliable solutions.
The role also offers the opportunity to mentor developers and influence engineering standards and best practices.
If you enjoy solving complex technical challenges and delivering impactful software, this is an opportunity to make a meaningful contribution.

• Design, develop, and implement event-driven microservices and APIs using .NET Core and C#.
• Build full-stack applications and features using React on the front end and .NET and Azure services on the backend.
• Develop consumer-driven APIs following API-first design principles and scalable integration patterns.
• Collaborate with architects and technical leads to define, refine, and implement robust technical solutions.
• Break down complex epics and user stories into manageable, testable development tasks.
• Produce secure, maintainable, and high-quality code supported by strong unit and integration testing.
• Conduct code reviews and promote coding standards, design principles, and engineering best practices.
• Troubleshoot, optimize, and enhance existing applications and distributed backend services.
• Work closely with product managers, engineers, and business stakeholders to deliver high-value solutions.
• Mentor and support junior developers while encouraging technical growth and best-practice adoption.
• Maintain clear and accurate technical documentation for applications, services, and developed features.
• Adapt to changing requirements, technologies, integrations, and business priorities while managing multiple deadlines.
• Communicate technical concepts effectively to both technical and non-technical stakeholders.

• Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent professional experience.
• 5+ years of full-stack software development experience with C#/.NET Core and React.
• Advanced knowledge of RESTful APIs, API-first development, and event-driven architecture patterns.
• Hands-on experience with Kafka or comparable event-streaming technologies.
• Strong experience with Microsoft Azure, particularly API Management, Key Vault, and cloud-native deployments.
• Practical knowledge of Kubernetes and Terraform for container orchestration and infrastructure automation.
• Experience with ArgoCD or similar GitOps deployment platforms.
• Familiarity with NoSQL databases, preferably MongoDB.
• Understanding of CI/CD pipelines, Git, DevOps practices, and modern software delivery workflows.
• Experience with orchestration and data transformations across distributed backend systems is preferred.
• Exposure to Blazor is a plus.
• Strong analytical, debugging, problem-solving, and decision-making abilities.
• Demonstrated ability to work independently, prioritize competing demands, and manage multiple projects.
• Excellent communication and leadership skills, including the ability to mentor and influence other developers.
• High adaptability, resilience, and the ability to perform effectively in a dynamic, high-pressure environment.
• Strong customer-focused mindset with a sense of urgency and commitment to delivering impactful solutions.

• Contract duration: 12-month full-time contract.
• Start date: ASAP.
• Work arrangement: Remote position.
• Technical exposure: Opportunity to work with .NET Core, C#, React, Azure, Kafka, Kubernetes, Terraform, ArgoCD, and modern distributed systems.
• Professional impact: Contribute to customer-facing applications and high-value technology initiatives.
• Career development: Opportunity to mentor junior developers and strengthen technical leadership capabilities.
• Collaborative environment: Work alongside architects, technical leads, product managers, engineers, and business stakeholders.
• Industry exposure: Opportunity to contribute to technology solutions within the financial services sector.