Ubiminds: You, International. · 1 month ago
Senior Full Stack Software Engineer - .NET / Angular (435)
United States
Full-time
Remote
Senior Level
5+ years expUbiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their development footprint. They are seeking a Senior Full Stack Software Engineer to design, build, and deliver high-quality, scalable enterprise SaaS applications, focusing on RESTful APIs and backend services.
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Responsibilities
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
Qualification
Required
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)
Mongo DB (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
Active daily use of AI coding tools (Copilot, Claude, etc.)
Preferred
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
Company
Ubiminds: You, International.
We connect people and companies who shape the world through software. NorthAm + LatAm. Brains + Hearts.
51-200 employees
Funding
Current Stage
Growth StageCompany data provided by crunchbase