Senior Full Stack Engineer (.NET Core 8 / React)

Oowlish Technology; Teletrabalho; BRL 160.000 - 200.000; Tempo integral

Resumo da oferta

A leading software development company in Brazil, Oowlish Technology, is seeking a Full Stack Developer with a strong Back-End focus. You will work on modernizing a large-scale SaaS ecosystem while ensuring system reliability. The ideal candidate should have expertise in .NET Core 8, SQL Server, and experience with JavaScript, React, and Azure. Enjoy the benefits of remote work, competitive compensation, and opportunities for growth in an innovative and supportive environment.

Serviços

Home office

Competitive compensation based on experience

Career plans for growth

International Projects

Oowlish English Program

Oowlish Fitness

Games and Competitions

Qualificações

• Strong experience with .NET Core 8 and modern .NET technologies.
• Hands-on experience working with legacy .NET Framework systems.
• Proficiency with JavaScript and jQuery.

Responsabilidades

• Develop, maintain, and evolve REST APIs using .NET Core 8.
• Work with Entity Framework and background workers.
• Support a multi-platform, multi-tenant SaaS environment.

Conhecimentos

.NET Core 8

SQL Server

JavaScript

React

Entity Framework

Redis caching

CI/CD pipelines

Ferramentas

Azure

jQuery

Descrição da oferta de emprego

Overview

Join Our Team

Oowlish, one of Latin America's rapidly expanding software development companies, is seeking experienced technology professionals to enhance our diverse and vibrant team. As a valued member of Oowlish, you will collaborate with premier clients from the United States and Europe, contributing to pioneering digital solutions. Our commitment to creating a nurturing work environment is recognized by our certification as a Great Place to Work, where you will have opportunities for professional development, growth, and a chance to make a significant international impact.

We offer the convenience of remote work, allowing you to craft a work-life balance that suits your personal and professional needs. We're looking for candidates who are passionate about technology, proficient in English, and excited to engage in remote collaboration for a worldwide presence.

About the Role:

We are looking for a Full Stack Developer with a strong Back-End focus to support the evolution of a large-scale SaaS ecosystem that powers cultural, educational, and streaming platforms. This role is centered on modernizing and scaling a mature, long-lived codebase, ensuring performance, reliability, and interoperability across multiple devices and platforms.

You will work within a complex, multi-tenant environment that supports web, mobile, and Smart TV experiences, contributing to the gradual transition from legacy technologies to a modern, scalable architecture. This is a hands-on technical role, ideal for someone who enjoys solving real-world problems in systems that are actively used by thousands of users.

We are seeking a strong individual contributor who is comfortable navigating legacy systems while building forward-looking solutions.

Responsibilities

Back-End (Primary Focus)

• Develop, maintain, and evolve REST APIs using.NET Core 8
• Work with Entity Framework and background workers
• Maintain and improve legacy .NET Framework codebases
• Optimize SQL Server (Azure) performance and queries
• Implement and manage caching strategies (Redis)

Front-End (Support Role)

• Maintain existing JavaScript and jQuery code
• Contribute to new features using React
• Support applications built with WebForms, MVC, and Classic ASP

Infrastructure & Platform Support

• Work with Azure cloud services
• Maintain and improve CI/CD pipelines
• Support a multi-platform, multi-tenant (white-label) SaaS environment

Must-Have

• Strong experience with .NET Core 8 and modern .NET technologies
• Hands-on experience working with legacy .NET Framework systems
• Strong knowledge of SQL Server
• Experience with Entity Framework
• Experience implementing Redis caching
• Proficiency with JavaScript and jQuery
• Experience with React
• Experience working in Azure environments and CI/CD pipelines

Nice to Have

• Experience working with long-evolving legacy systems
• Exposure to multi-tenant or white-label SaaS architectures
• Performance and scalability optimization in complex systems
• Experience with content, media, or streaming platforms
• Background in B2B or B2G SaaS environments

Benefits & Perks

• Home office
• Competitive compensation based on experience
• Career plans to allow for extensive growth in the company
• International Projects
• Oowlish English Program (Technical and Conversational)
• Oowlish Fitness with Total Pass
• Games and Competitions

You can also apply here:

Website: https://www.oowlish.com/work-with-us/

LinkedIn: https://www.linkedin.com/company/oowlish/jobs/

Instagram: https://www.instagram.com/oowlishtechnology/