Senior Software Engineer

Posted 5 Days Ago
Hiring Remotely in United States
Remote
4-9 Annually
Senior level
Software
Digitizing the K-1 experience with AI-powered tech—trusted by top funds, driven by impact, innovation, and teamwork.
The Role
The Senior Software Engineer will design, build, and maintain full-stack applications with a focus on ownership and collaboration. Responsibilities include code development, troubleshooting, and improving CI/CD workflows in a fast-growing SaaS environment.
Summary Generated by Built In

Fully Remote Position

Preferred Locations: Midwest based; Indianapolis, IN or IL, Chicagoland Area preferred

Who We Are:

We are K1X. Our technology is used by the nation’s largest institutional investors, funds, and accounting firms, by bringing long- established solutions that are creating an all-digital K-1 experience. Our goal is to transform the K-1 industry by moving a traditionally analog based-process to an all-digital experience via our software solutions. Join us at the start of something exciting! Learn more at k1x.io

About your Role

We are seeking a Senior Software Engineer who brings strong technical skills combined with ownership, initiative, and genuine enthusiasm for building products.

This role is ideal for someone who:

  • Takes true ownership of features end-to-end
  • Has experienced the full software lifecycle (build → deploy → maintain → iterate)
  • Is self-directed and highly autonomous
  • Is motivated to contribute to a growing product and company, not just complete tickets

This is a hands-on, high-impact IC role where you will be one of the primary U.S.-based engineers, expected to make decisions and move quickly with minimal oversight.

Your Responsibilities

      • Design, build, and maintain full-stack applications using C#, .NET, Angular, and Azure
      • Own features end-to-end (requirements → development → deployment → support)
      • Break down problems into scalable, maintainable solutions
      • Write clean, production-ready code
      • Participate in code reviews and contribute to engineering best practices
      • Collaborate closely with product and engineering teams
      • Contribute to feature-level design and architecture (not just implementation)
      • Improve CI/CD pipelines and development workflows
      • Troubleshoot and resolve issues across distributed systems

Requirements

Who You Are:

As the ideal candidate for this role, you possess:

      • Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience)
      • 4–9+ years of software development experience (flexible based on capability)
      • Strong experience with C# and .NET
      • Experience with modern JavaScript frameworks (Angular preferred; React/Vue acceptable)
      • Experience building SaaS or cloud-native applications
      • Experience with Microsoft Azure, including:
        • Azure Service Bus
        • Azure Functions
        • Azure API Management
        • Azure SQL
      • Experience with Docker and Kubernetes
      • Familiarity with Git, CI/CD pipelines, and Azure DevOps
      • Experience with testing frameworks (NUnit, MSTest, Playwright, etc.)

It's Truly a Match If You Have:

In addition to the above, we're looking for candidates who have:

  • Experience with PDF/document generation tools (Aspose, IronPDF, iTextSharp)
  • Experience in tax technology, accounting software, or financial platforms
  • Exposure to Python or AI/ML tools
  • Experience in high-growth SaaS or startup environments

What Sets This Role Apart:

  • High Ownership: You will be one of the core U.S.-based engineers
  • Real Impact: Direct influence on product and technical direction
  • Growth Opportunity: Help scale a fast-growing SaaS company
  • Autonomy: Build, ship, and own your work end-to-end

Benefits
  • Unlimited Vacation Policy + Sick Time + Holidays
  • Paid Parental Leave
  • Fully Remote Opportunity
  • Healthcare Benefits and 401K
  • Growing Startup Culture

Skills Required

  • Bachelor's degree in Computer Science, Engineering, or related field
  • 4-9+ years of software development experience
  • Strong experience with C# and .NET
  • Experience with modern JavaScript frameworks (Angular preferred)
  • Experience building SaaS or cloud-native applications
  • Experience with Microsoft Azure
  • Experience with Docker and Kubernetes
  • Familiarity with Git, CI/CD pipelines, and Azure DevOps
  • Experience with testing frameworks
Am I A Good Fit?
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The Company
55 Employees
Year Founded: 2022

What We Do

K1X is transforming the K-1 tax process by digitizing and streamlining how alternative investment data is delivered, accessed, and managed. We provide AI-powered solutions that extract, structure, and distribute K-1 information—replacing PDFs with a seamless digital experience trusted by the nation’s leading funds, investors, and accounting firms.

Why Work With Us

K1X is redefining the K-1 tax process with AI-powered technology that turns PDFs into a seamless digital experience. We’re a fast-growing, remote-first team building the future of tax tech—where innovation, ownership, and impact are core to everything we do.

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