Site Reliability Engineer, Global E-Commerce - USDS

Location: Sydney, Australia; fully in-person schedule up to 5 days a week

Company

hirify.global operates data privacy, cybersecurity, trust and safety, and U.S. user data protection programs for TikTok’s U.S. operations.

What you will do

• Own the service level of a critical, revenue-generating global e-commerce platform and its supporting infrastructure.
• Design for service reliability, high scalability, and release management in a cloud-native environment.
• Define service level indicators and data-driven objectives for uptime, latency, and system health.
• Collaborate with engineering and product teams on capacity planning, launch reviews, and transparent service delivery.
• Automate infrastructure, scalability, and service resiliency using infrastructure-as-code practices.
• Implement incident management and post-mortems while participating in on-call rotations.

Requirements

• Good understanding of Unix/Linux operating system internals and networking.
• Experience writing code in Java, Go, Python, or a similar language.
• Experience with algorithms, data structures, complexity analysis, and software design.
• Experience developing tools and APIs to reduce manual interaction with systems and applications.
• Systematic problem-solving skills, effective communication, and a strong sense of drive.
• Ability to work on-site in Sydney, Australia, up to 5 days per week.

Nice to have

• Experience running production-grade web services at scale in a cloud-native environment.
• Experience implementing monitoring, logging, and tracing in complex service meshes.
• Expertise in designing, analyzing, and troubleshooting large-scale distributed systems.

Culture & Benefits

• In-person collaboration focused on speed, alignment, team development, and integrated execution.
• Inclusive workplace that values diverse skills, experiences, and perspectives.
• Culture centered on curiosity, humility, resilience, continuous iteration, and meaningful impact.
• Regular on-call participation as part of production ownership.