Senior Fullstack Engineer (.NET)

TL;DR

Senior Fullstack Engineer (.NET): Building and modernizing scalable, secure SaaS applications with an accent on .NET backend services and Angular frontend development. Focus on leveraging AI-powered development tools, optimizing SQL performance, and implementing Shift Left engineering practices to ensure high-quality software delivery.

Location: Remote-first policy with an optional office available in Florianópolis, Brazil.

Company

hirify.global is a people-first company that partners with American software product companies to scale their development footprint by curating top-tier Brazilian engineering talent.

What you will do

• Design, develop, and maintain scalable, secure, and high-performance SaaS applications.
• Participate in architecture and technical design decisions across the full application stack.
• Develop and maintain backend services using the .NET ecosystem and frontend interfaces with Angular.
• Troubleshoot complex application issues and optimize system performance, including SQL queries and stored procedures.
• Contribute to planning, technical discussions, and solution design within a cross-functional team.
• Leverage AI-powered development tools to accelerate software delivery and improve engineering efficiency.

Requirements

• 5+ years of professional experience building web applications using C#, SQL, and Angular.
• Strong experience with stored procedures, relational databases, and performance-sensitive SQL.
• Experience writing unit and integration tests in a Shift Left development environment.
• Excellent written and verbal communication skills in English.
• Willingness to embrace AI-powered development tools such as GitHub Copilot, Cursor, or Claude Code.
• Basic to intermediate understanding of modern AI concepts including LLMs, MCP, and RAG.

Nice to have

• Experience modernizing ASP.NET Web Forms or similar server-rendered applications.
• Strong knowledge of Microsoft SQL Server indexing and query optimization.
• Familiarity with AWS services (EC2, S3, SES) and GraphQL.
• Experience working with coding agents or AI-assisted development workflows.

Culture & Benefits

• Remote-first work environment with full back-office support and career guidance.
• Provided MacBook for all team members.
• Access to tech talks, chapter meetings, and a strong engineering community.
• Free English lessons with a native speaker.
• Referral bonus program for new hires.
• Optional access to the Florianópolis HQ with snacks, massages, and social areas.