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Primis

Senior Full Stack Software Engineer

North America

August 27, 2026 at 5:18 AM

✨ AI summary

Location

  • Miami, FL

Languages

  • C#
  • TypeScript
  • JavaScript

Frameworks

  • .NET Framework 4.8+
  • .NET Core
  • React

Cloud Services

  • Microsoft Azure (App Service, Functions, Service Bus, Storage)

Databases

  • SQL Server

Experience Level

  • 5+ years developing with .NET / C# and React
  • 3+ years building solutions in financial services

We're hiring: Full Stack Engineer (.NET / React)


Our client is a well-established financial services firm with decades of experience in private equity and hedge fund investing. They're growing their technology team and looking for a Full Stack Engineer to help build and modernize the proprietary platforms that power their business, including new AI-driven automation initiatives.

This is a long-term, onsite opportunity for someone who wants ownership, autonomy, and a seat at the table on a lean, high-impact tech team.


What you'll do:

  • Build and support proprietary platforms across the business
  • Troubleshoot and resolve data, performance, and system issues
  • Modernize and optimize legacy systems and workflows
  • Design and implement AI-driven automations using tools like Claude and OpenAI
  • Collaborate cross-functionally to support firm-wide goals


What you bring:

  • 5+ years developing with .NET / C# and React (TypeScript/JavaScript)
  • 3+ years building solutions in financial services
  • Hands-on experience with frontier AI models: prompt design, harness engineering, API integration
  • Strong grasp of OOP principles, design patterns, and multi-tiered architectures
  • SQL Server experience, including stored procedures
  • .NET Framework 4.8+, .NET Core, Visual Studio
  • Experience with async/parallel programming in .NET
  • Microsoft Azure (App Service, Functions, Service Bus, Storage)
  • Solid DevOps practices (version control, release management)
  • Bachelor's degree in Computer Science
  • Must be a US Citizen or Permanent Resident



Research shows that candidates from underrepresented groups often wait until they meet nearly all requirements before applying, while others apply when meeting just 50-60%. If this role excites you and you meet many—but not all—of these criteria, we still want to hear from you.

We actively encourage applications from underrepresented talent and are committed to supporting accessibility needs throughout our hiring process.