Senior Full Stack Software Engineer - .NET Core / Angular (441)

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 company that is building an exciting new product suite for Public Safety. 

We’re looking for a Full Stack Software Engineer with strong experience in Angular (18+) and ASP.NET Core to help build modern, scalable, and maintainable applications.

This role is ideal for someone who enjoys working across the full stack — from crafting intuitive, responsive user interfaces to designing robust APIs and cloud-ready backend services — while applying clean architecture principles and modern engineering practices.

Frontend Development

- Develop and maintain responsive, modular, and high-quality Angular applications.

- Build UI components using TypeScript, HTML5, CSS / LESS / SCSS, and RxJS reactive patterns.

- Manage global and component-level state using NgRx or similar state management libraries.

- Write robust unit tests with Jest to ensure high code quality and maintainability.

- Optimize applications for performance, accessibility, and cross-browser compatibility.

Backend Development

- Design and implement scalable and secure ASP.NET Core Web API services.

- Write clean, maintainable C# code, following SOLID principles and clean architecture best practices.

- Build unit and integration tests using xUnit.

- Develop efficient and reliable data access layers using Entity Framework Core.

- Collaborate on API architecture decisions, including versioning and documentation.

Database & Data Modeling

- Design relational database schemas and write efficient SQL for SQL Server.

- Perform strong data modeling to support complex domain logic.

- Optimize queries and ensure application-level data integrity.

DevOps & Tooling

- Containerize applications using Docker.

- Build, improve, and maintain CI/CD pipelines for automated deployments.

- Use Git for version control and follow collaborative branching strategies.

- Work closely with DevOps teams to ensure reliable application delivery and infrastructure stability.

- Proven experience with Angular (18+ preferred) and TypeScript.

- Strong understanding of RxJS, Observables, and reactive design patterns.

- Hands-on experience with NgRx or similar state management solutions.

- Strong expertise in ASP.NET Core Web API and RESTful service design.

- Solid command of C# and the .NET ecosystem, including architecture best practices.

- Strong experience with SQL Server, including query optimization and performance tuning.

- Hands-on experience with Docker, CI/CD pipelines, and modern DevOps tooling.

- Experience with automated testing frameworks such as Jest and xUnit.

- Ability to write clean, maintainable, testable, and well-documented code.

- Strong problem-solving skills and ability to work in an agile, collaborative environment.

- Experience applying Domain-Driven Design (DDD) principles.

- Knowledge of microservices architecture.

- Familiarity with cloud platforms and distributed systems.

- Experience contributing to architectural discussions in complex systems.

- Collaborative environment working closely with PMs, QA, and designers.

- Engineers are fully responsible for testing and code quality (shift-left development culture).

- Balanced workload of new feature development and ongoing system maintenance.

- Encourages ownership, accountability, and continuous improvement.

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 Full Stack Engineer - NET / Angular @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!)

- Miss working in the office? Our cool Florianópolis headquarters is available, whenever you want, with weekly quick massages & tasty snacks, soft drinks, and games

1. Interview with Tech Recruiter (chat about the job opening and your experiences)

2. Client process (this may vary)

3. Offer (yay)