Senior Full Stack Software Engineer – .NET, Angular

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Ubiminds

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🇺🇲 Ubiminds empowers Latin American talent to build meaningful careers, relationships, and products in American tech companies.

51 - 200 employees

📋 Description

• Build and maintain RESTful APIs and backend services using C#, .NET Core, Entity Framework, and Web API. • Apply software architecture patterns like Domain-Driven Design (DDD) and CQRS to structure modular, maintainable systems. • Work hands-on with SQL Server: database design, stored procedures, indexing, query optimization, and performance tuning. • Use Entity Framework (EF Core or EF6) for ORM and efficient data access. • Write clean, testable, maintainable code—with proper documentation. • Take full ownership of testing (unit, integration, performance) as part of a Shift Left / No QA engineering culture. • Participate in architectural decisions, code reviews, and continuous improvement initiatives.

🎯 Requirements

• 5+ years of experience in enterprise or SaaS software development. • Strong hands-on experience with: C#, .NET Core, Web API, Entity Framework (EF Core or EF6) • SQL Server (queries, stored procedures, indexing, tuning) • Solid understanding of OOP, software design patterns, and enterprise architecture. • Experience with DDD, CQRS, and clean separation of business logic/data layers. • Knowledge of multithreading, async/await, and system performance tuning. • Strong Git skills and familiarity with CI/CD pipelines and Agile environments. • Excellent debugging and troubleshooting skills. • Strong communication skills in English (written and verbal). • Experience collaborating with multiple squads/teams. • Required: Active daily use of AI coding tools (Copilot, Claude, etc.). • Nice to Have: • - Experience building AI-powered features (smart forms, intelligent search, NLP, etc.). • - Experience in Shift Left / Full Ownership environments—from design to deployment. • - Exposure to event-driven architecture or messaging patterns (Kafka, RabbitMQ, etc.). • - Familiarity with Angular or another modern frontend framework.

🏖️ Benefits

• 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