Senior Full Stack Software Engineer / .Net and React (407)

Brazil only

Senior Full Stack Software Engineer – .NET Core / React / Python (407)Remote · Full-time

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.

Challenge

We’re seeking a Senior Full Stack Engineer to focus on backend systems with .NET Core and contribute to frontend development with React/TypeScript. You’ll help ensure platform stability and performance, while gradually delivering new features and maintaining a legacy system.

What you’ll do

Design, implement, and maintain services using .NET Core / C#

Build and enhance front-end features with React, TypeScript

Write and maintain automated tests to ensure reliability

Collaborate in architectural discussions and code reviews

Work on reducing tech debt and improving legacy systems over time

Must-Haves

Frontend: React, JavaScript, HTML, CSS

Backend: .NET Core / C# (+5 years) , REST APIs, microservices architecture

Database: Relational DBs, Entity Framework Core

Cloud: Experience with AWS, Azure, or GCP

Comfortable working with Git workflows and reading/writing technical documentation in English

Nice-to-Have

Experience with: Docker, Kubernetes, xUnit, NUnit, Jest, Cypress

Familiarity with observability and monitoring tools

Experience in legacy system modernization

Understanding of secure coding practices

Extra backend skills in Python/Django, GraphQL, PostgreSQL

Perks at Ubiminds

As a Staff Software Engineer - Senior Full Stack Software Engineer @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

How our process works

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

2. Preparation Interview with the CS Manager

3. Client process (this may vary)

4. Offer (yay)