Senior Software Architect

This is a fully remote position, open to applicants in Brazil.

📋 Description

• Develop scalable, secure, and high-performance SaaS solutions utilizing .NET and contemporary cloud technologies.

• Oversee architectural direction across various projects and engineering teams, while providing mentorship to senior engineers and promoting technical excellence.

• Create cloud-native, API-driven, microservices, and event-driven architectures.

• Work collaboratively with Architects, Product, Engineering, and DevOps teams to produce high-quality software.

• Advocate for AI-first software development methodologies throughout the organization, employing AI tools, reusable skills, commands, and agentic workflows to enhance productivity and automate processes.

⛳️ Requirements

• 12+ years of experience in software engineering, including 5+ years in an Architect or Principal Engineer position.

• Advanced proficiency in C#, .NET Core, Entity Framework, and Angular 16+.

• Significant experience with SQL Server/PostgreSQL and NoSQL databases (Amazon DocumentDB is preferred).

• Proven experience in designing enterprise SaaS applications leveraging microservices, Domain-Driven Design (DDD), CQRS, and event-driven architecture.

• Strong cloud experience, preferably with AWS or Azure.

• Daily hands-on experience with AI coding tools (such as Claude Code, GitHub Copilot, Cursor, or similar), and familiarity with LLMs, RAG, MCP, and agentic development workflows.

• Exceptional communication, leadership, and mentoring abilities.

• Bonus points for experience with GraphQL, Kubernetes, and Terraform.

• Familiarity with monitoring tools like CloudWatch, Datadog, or New Relic.

• Background in Platform Engineering or AI Agent development.

• AWS Solutions Architect certification.

🏝️ Benefits

• 💻 Equipment provided — none of that "bring your own device" stuff here

• 🛡️ Full back-office support — Legal, Accounting, HR Business Partner, and Delivery team

• 🧭 Career and cultural mentoring — how to show up, stand out, and navigate US work culture

• 🗣️ Free English lessons with a native speaker

• 🤝 Referral bonus — recommend Ubi to your tech friends and get paid for it

• 🏖️ Florianópolis HQ always open — 100% remote, but the office is there whenever you want it.