.NET Architect (AWS & Cloud Modernization)

Remote (Brazil-based)

Candidates must be resident in Brazil and eligible to work remotely from within the country.

Salary :

$7,000-9,000 per month , depending on experience and qualifications.

Overview :

We are seeking a highly experienced .NET Architect with deep expertise in AWS Cloud Services and modern software engineering practices. The ideal candidate will lead the modernization of existing applications, architect scalable and cost-efficient solutions, and drive performance optimization through effective use of .NET Core and AWS tools .

Key Responsibilities :

Architecture & Design

• Define, design, and implement cloud-native and hybrid architectures leveraging .NET Core and AWS services .
• Lead modernization initiatives, re-platforming legacy .NET applications into scalable, containerized, or serverless solutions.
• Establish and enforce coding, security, and performance standards aligned with best practices.

Cloud & Infrastructure

• Architect and optimize workloads on AWS , leveraging services such as ECS, EKS, Lambda, API Gateway, S3, RDS, DynamoDB, CloudWatch , etc.
• Collaborate with DevOps teams to deliver robust CI / CD pipelines using GitHub Actions, AWS CodePipeline, Jenkins, or similar tools .
• Drive cost optimization strategies to reduce cloud spend while maintaining performance and reliability.

Performance & Monitoring

• Implement comprehensive observability and monitoring using Prometheus, Grafana, and AWS CloudWatch .
• Identify and eliminate performance bottlenecks, ensuring low-latency, high-availability systems.

Collaboration & Leadership

• Partner with cross-functional teams to ensure scalable, consistent, and maintainable architecture.
• Act as a subject matter expert in architectural decision-making and technology direction.

Key Skills & Experience :

Core Technical Expertise

• 10+ years of experience in software engineering, with advanced knowledge of .NET Framework and .NET Core, Web APIs , and microservices .
• Proven experience architecting and deploying workloads on AWS .
• Hands-on experience with containerization and orchestration (e.g., Docker, Kubernetes, Amazon EKS ).

Cloud & DevOps

• Proficiency in Infrastructure as Code (IaC) tools such as Terraform , AWS CloudFormation , or AWS CDK .
• Experience implementing CI / CD pipelines and automating deployments.

Monitoring & Observability

• Practical experience with Prometheus and Grafana for metrics and dashboards.
• Deep understanding of performance tuning, logging, and distributed tracing in cloud environments.

Desirable Experience

• Familiarity with serverless architectures (AWS Lambda, SNS, SQS).
• Knowledge of database performance tuning (SQL and NoSQL).
• Experience with API security , OAuth2 / JWT , and distributed caching (Redis, Elasticache).