Software Engineer, Platform

Who is Recruiting from Scratch: Recruiting from Scratch is a specialized talent firm dedicated to helping companies build exceptional teams. We partner closely with our clients to deeply understand their needs, then connect them with top-tier candidates who are not only highly skilled but also the right fit for the company's culture and vision. Our mission is simple: place the best people in the right roles to drive long-term success for both clients and candidates.

Software Engineer, Platform
Location: San Francisco or New York City
Company Stage: Series C / Late-Stage (AI / Enterprise)
Office Type: Onsite (5 Days a Week)
Salary: $130,000 - $400,000 + Equity
Company Description
This high-growth AI company is building the infrastructure that powers how human expertise is used to train and improve frontier AI systems. Partnering with leading AI labs and enterprises, they operate at the intersection of machine learning, data, and real-world workflows. With strong revenue, scale, and a global network of experts, the company is redefining how AI systems are developed and deployed in production environments.
What You Will Do

• Build and maintain core backend systems that power platform operations, including contracts, payouts, and fraud-related workflows
• Design and implement identity and access management systems to ensure secure, just-in-time access across the platform
• Translate complex operational requirements into scalable, reliable backend services
• Improve system reliability, security, and performance across foundational infrastructure
• Collaborate with engineering, product, and operations teams to support high-impact platform initiatives
• Contribute to internal tooling and platform improvements that enhance developer productivity and system robustness
• Operate in a fast-moving environment, flexing across teams and priorities as needed

Ideal Background

• 4+ years of experience building and shipping production backend systems at scale
• Strong backend engineering skills in a modern programming language (e.g., Python, Go, etc.)
• Experience designing APIs, data models, and scalable service architectures
• Ability to work through ambiguity and deliver practical, reliable solutions quickly
• Strong ownership mindset with experience building foundational systems
• Solid understanding of system reliability, performance, and security best practices

Preferred

• Experience with identity, access control, or enterprise access management systems
• Familiarity with security and authentication/authorization patterns
• Experience working on platform or infrastructure teams
• Exposure to high-scale systems or data-intensive applications
• Background in fast-paced startup environments

Compensation and Benefits

• Base salary: $130K - $400K + meaningful equity
• Bi-annual performance bonuses
• Relocation support (up to $15K) and housing stipend ($10K)
• Monthly stipends for meals, wellness, and personal expenses
• Premium health, dental, and vision coverage
• Fitness membership and additional lifestyle perks
• High-ownership environment with exposure to mission-critical platform systems

This role is ideal for backend engineers who enjoy building foundational systems, solving complex infrastructure problems, and owning core platform components that enable secure, scalable operations at a rapidly growing AI company.
Salary Range: $130,000-$400,000 base.