Senior/Staff Software Engineer

Senior/Staff Software Engineer

Title of Role: Senior/Staff Software Engineer

Location: Pittsburgh, PA, on-site

Company Stage of Funding: Private Equity — Software Development

Office Type: On-site

Salary: [To be confirmed with final candidates]

Company Description

We're representing a software company that transforms defense acquisition and national-security decision-making through data, analytics, and AI. Their flagship product is a suite of AI-enabled applications built on a proprietary knowledge graph that integrates diverse data sources to enhance workflows across various domains, including supply chain and logistics. This company serves key defense and national-security clients, empowering them to streamline manual processes with advanced, software-driven decision tools.

What You Will Do

• Design, build, and maintain scalable, production-grade software across the full stack, contributing to both backend and frontend development.
• Architect and implement complex systems with high ownership, guiding projects from initial design through deployment and iteration.
• Utilize modern JavaScript frameworks, particularly React and Node.js, to create responsive, data-rich application interfaces and services.
• Develop and manage backend services operating in Linux environments, deployed through AWS cloud infrastructure.
• Collaborate with cross-functional teams to translate national-security workflows into intuitive, high-performance software solutions.
• Integrate AI and large language model (LLM) capabilities into existing and new product features, enhancing overall platform functionality.
• Lead technical decision-making within your domain, mentor engineers, and elevate the quality of the codebase through constructive feedback and guidance.

Ideal Candidate Background

• 10+ years of professional software engineering experience, with a proven track record of delivering scalable production systems.
• Deep proficiency in Linux environments and a strong command of system-level fundamentals.
• Hands-on experience with JavaScript, React, and Node.js in production applications.
• Significant experience designing and operating workloads on AWS.
• Strong system design skills, capable of architecting distributed, data-intensive applications and articulating design trade-offs clearly.

Preferred

• Experience with AI and the LLM ecosystem, including working with foundation models and prompt engineering.
• Familiarity with building scalable data ingestion pipelines and analytics platforms.

Compensation and Benefits

This company offers a competitive salary and comprehensive benefits package, fostering a dynamic environment where innovation and collaboration thrive.