Principal Software Engineer – Next-Generation API & AI Platform Architecture

SpyCloud is on a mission to make the internet a safer place by disrupting the criminal underground. SpyCloud’s solutions thwart cyberattacks and protect more than 4 billion accounts worldwide. Cybersecurity is an exciting, evolving space, and being at the forefront of the fight to disrupt cybercrime makes SpyCloud a special place to work. If you’re driven to align your career with a fantastic mission, look no further! *The ideal candidate for this role would work hybrid (2 days per week) in our Austin, Texas headquarters. We are also open to candidates who are remote in the United States, but can travel to our headquarters 1-2 times per quarter* We are seeking a Principal Engineer to lead the hands-on architecture and development of our next-generation data and intelligence APIs. This role is deeply technical and execution-focused, responsible for defining API contracts, building production services, and architecting the platform interfaces high-performance throughput, agentic workflows, and external customer integrations. You will operate at the intersection of distributed systems, data platforms, and agentic orchestration, ensuring our APIs are scalable, governed, observable, and designed for long-term evolution. This role requires strong systems thinking, high-quality implementation standards, and the ability to translate platform strategy into production-grade services. [... source excerpt omitted ...] mplement scalable infrastructure patterns on AWS. Ensure strong observability, error handling, performance tuning, and cost awareness. Drive infrastructure-as-code practices and production readiness standards. Technical Leadership Serve as a senior architectural voice in design reviews. Raise the bar on code quality, system design, and operational rigor. Mentor engineers on API design, distributed systems, and ML integration patterns. Influence platform direction through technical depth rather than organizational authority Requirements: 10+ years of experience building distributed systems, APIs, or large-scale data platforms. Deep experience designing and implementing cus [... source excerpt omitted ...] ems is a plus. Base Salary Range: $169,000 – $220,000 The salary range reflects the expected base compensation for a fully qualified candidate at this level based on experience, qualifications, and market data at the time of posting. U.S.-Based Benefits + Perks (for Full Time Employees): At SpyCloud, we are committed to working alongside individuals who are equally passionate about preventing cybercrime, regardless of their department or role. Guided by our core values in all business decisions, we prioritize unity in our mission and ensure all SpyCloud employees have the support and benefits they need to stay focused on our goals. In addition to our engaging workspace in South Aus