Senior Engineer – Angular / .NET Core / AWS (500)

 

Want to get to the next step in your international career? We can support you!

Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their development footprint. Ubi custom-curates Brazilian top 5% talent for their LATAM strategy, offering a unique combo of staff augmentation and employer-of-record services.

Ubiminds is assisting a fast-growing technology company that builds scalable cloud-native platforms and modern web applications. As the company continues to expand its engineering capabilities, they are looking for experienced engineers who can work across the full technology stack to design, develop, and maintain high-performance software systems.

 

We’re looking for a Full-Stack Engineer with strong expertise in Angular, ASP.NET Core, and AWS to help build scalable, secure, and high-performance applications.

In this role, you will work across the entire software stack—from developing modern, responsive front-end interfaces to designing robust backend APIs and cloud-based infrastructure. You will collaborate with product managers, designers, and engineering teams to deliver high-quality software while following clean architecture principles and modern DevOps practices.

The engineering organization values clean code, strong testing practices, and collaborative problem solving. The ideal candidate enjoys building well-structured systems, optimizing performance, and contributing to the evolution of scalable cloud-native applications.

 

• Design and develop responsive, modular Angular applications using TypeScript and modern front-end best practices.
• Implement reusable UI components using HTML5, CSS/LESS/SCSS, and reactive programming patterns with RxJS.
• Manage application state using NgRx or similar state management libraries.
• Develop scalable and secure ASP.NET Core Web APIs using clean architecture principles.
• Write maintainable and testable C# code following SOLID principles.
• Build automated unit and integration tests using tools such as Jest and xUnit.
• Design and optimize relational database schemas and queries for SQL Server or PostgreSQL.
• Work with MongoDB when NoSQL data storage is required.
• Deploy and maintain applications on AWS infrastructure, including compute, storage, and event-driven services.
• Implement event-driven architectures using services like SNS and SQS.
• Configure cloud resources such as API Gateway, IAM policies, and CloudWatch monitoring.
• Containerize applications using Docker and support CI/CD pipelines for automated deployment.
• Collaborate with DevOps teams to ensure reliable infrastructure and deployment workflows.
• Participate in architecture discussions, code reviews, and agile development processes.

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• Strong experience developing Angular applications (v10+) using TypeScript.
• Solid understanding of RxJS, Observables, and reactive programming patterns.
• Experience with NgRx or similar state management libraries.
• Hands-on experience building ASP.NET Core Web APIs and RESTful services.
• Strong proficiency in C# and the .NET ecosystem.
• Experience designing and optimizing SQL-based relational databases.
• Familiarity with MongoDB or other NoSQL databases.
• Experience deploying and managing applications on AWS.
• Experience working with Docker and CI/CD pipelines.
• Proficiency in automated testing frameworks such as Jest and xUnit.
• Ability to write clean, maintainable, and well-documented code.
• Strong problem-solving skills and ability to work in collaborative agile environments.

 

• Highly collaborative engineering environment focused on innovation.
• Close interaction with senior technical leadership and product strategy teams.
• Opportunity to experiment with emerging AI technologies and frameworks.
• Fast-paced development environment focused on rapid prototyping and iteration.
• Direct impact on how AI can transform engineering productivity and workflows.

 

- People First. We are all about people!

- Challenge yourself. There’s always room for improvement and continuous improvement is in our essence.

- Make it happen. Be ready to take challenges as they come. It’s all about attitude and commitment.

- We’re in this together. We work as a team, thrive as a team, and evolve as a team.

- Averaging on awesome. We work hard to deliver high-quality services and look forward to exceeding expectations.

- Keep it real. We promise you honesty, transparency, and openness, regardless of the situation.

 

 

As a Senior Backend Engineer - NET / AWS @Ubiminds, you:

 

- You are placed in a product-based company, with the same treatment as their full-time employees.

- Have our full back-office support, from career guidance to HR and concierge services.

- Enjoy our remote-first policy – we are a distributed team, after all.

- Get your own MacBook (none of that "bring your own device" stuff here).

- Have access to growth opportunities with other amazing technology professionals, through tech talks, chapter meetings, and even remote happy hours for tons of fun!

- Improve your English through free lessons with a native English speaker - get to the next level on your communication skills!

- Candidate Referral bonus (promote Ubi to your tech friends, and get paid for it!)