Principal Product Engineer (AI)

TL;DR

Principal Product Engineer (AI): Building and evolving a vertically integrated managed AI services stack for a GenAI cloud platform with an accent on scalability, reliability, and security. Focus on designing and implementing foundational platform capabilities across APIs, services, workflows, and data/control planes.

Location: UK

Company

hirify.global is building a vertically integrated GenAI cloud platform that spans from sustainable data centers to advanced AI infrastructure and enterprise applications.

What you will do

• Design and implement foundational platform capabilities across APIs, services, workflows, and data/control planes.
• Drive architecture for scalability, reliability, security, and cost efficiency across distributed systems.
• Turn ambiguous problems into crisp designs, aligned execution plans, and high-quality shipped outcomes.
• Raise the engineering bar through design reviews, testing strategy, observability, and post-incident learning.
• Embed security, IAM, privacy, and governance into system design and delivery by default.
• Improve delivery velocity with platform leverage, automation, and tooling—using AI responsibly to accelerate delivery and scale operations.

Requirements

• 15+ years building and shipping production platforms at scale.
• Strong distributed systems and cloud-native experience (Kubernetes, CI/CD, reliability patterns).
• Proficiency in Python, Go, and/or Rust; strong fundamentals in code quality, testing, and performance.
• Deep experience with operational excellence: observability, incident response, and continuous improvement.
• Strong security fundamentals (IAM, data protection, governance) in production environments.
• Excellent collaborator and communicator across engineers, PMs, and executives.
• Ability to leverage AI to build, evolve, and maintain large-scale systems.

Nice to have

• Experience building developer platforms (internal tooling, control planes, APIs/SDKs/CLIs).
• Experience with SLOs/SLIs, capacity planning, and cost optimisation in high-availability services.
• Familiarity with Prometheus/Grafana/OpenTelemetry and modern reliability practices.
• Exposure to GenAI/LLM systems is a plus.

Culture & Benefits

• Culture built on relentless innovation, accountability, and excellence.
• Values open collaboration, speed, and respect.
• Encourages bold thinking and trusts every individual to take ownership and deliver impact.
• Committed to fostering an inclusive, diverse, and equitable workplace.