Career Opportunities at Blackhorn Portfolio Companies

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Front-end Software Engineer

Sustainment

Sustainment

Software Engineering
Austin, TX, USA
Posted on Nov 13, 2025

Company Overview: Sustainment is an AI-native software platform that helps US-based manufacturers easily find and work with the critical suppliers they need to build and manage their supply chains. Our vision is to reimagine American manufacturing as a hyperconnected, secure, and resilient ecosystem of local and regional suppliers who can more easily connect, interact, and do business with the industry and government customers that rely on them. We are a dual-use technology platform that supports both DoD and commercial customers in pursuit of our vision.

Job Overview: We are looking for a Software Engineer proficient with React, Next.js, and AI-native interfaces, with a plus for .NET and/or Python. You will be responsible for high quality, performant deliverables and for helping to create, evangelize, and enforce the standards necessary to meet team and company goals for the customer experience

Responsibilities:

  • Build partnerships and work collaboratively with others to meet shared objectives
  • Operate effectively, even when things are not certain or the way forward is not clear
  • Take full ownership over decisions, actions, and failures
  • Develop and implement reusable, high quality, highly responsive components using React concepts
  • Troubleshoot and resolve issues in a resilient, performant manner
  • Develop and maintain high quality, maintainable software applications by adhering to secure coding standards and practices
  • Participate in multi-resource projects in an agile environment
  • Evaluate/recommend industry standards, tools, and methods
  • Document software design and contribute to design reviews

Qualifications:

  • Bachelor's degree (computer science or related) or equivalent work experience
  • 2+ years of experience with languages and frameworks such as: React & Typescript
  • Product-driven mindset with deep empathy for our customers and strong intuition for end-user experience and business value
  • Strong desire to work in a startup with interest to take on projects from zero to one with collaboration with the rest of the team
  • Love working hard and enjoy a fast-paced ambiguous environment
  • Experience with distributed, reactive systems
  • Open mindset to exploring new language and frameworks
  • Passion for operational excellence
  • Experience supporting cross-team efforts in order to roll-out a new feature or functionality
  • Passion for learning and continuous improvement
  • Strong written and verbal communication skills, and an interest in functional-programming
  • Experience working in a Scrum/agile environment
  • Working in an early startup environment or on SaaS products is a plus

Core Technologies:

  • GraphQL
  • Next.js
  • React
  • Docker
  • AWS - including GovCloud
  • Kubernetes
  • Gitlab
  • Datadog

Sustainment offers a competitive benefits package for full time employees including medical, dental, vision, paid time off, company holidays, and 401K matching.

Sustainment is proud to be an equal opportunity employer. We provide employment opportunities without regard to age, race, color, ancestry, national origin, religion, disability, sex, gender identity or expression, sexual orientation, veteran status, or any other protected class.

Applicants must be authorized to work for ANY employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa at this time.

Sustainment participates in E-Verify.