Explore the art of building large-scale systems in this 45-minute conference talk from YOW! Australia 2023. Delve into the capabilities of modern hardware and challenge ingrained assumptions about latency numbers. Learn how to extract maximum performance from available hardware, focusing on databases, caches, queues, and telemetry systems. Discover the potential of thread-per-core architectures, systems programming languages, and eBPF. Gain insights into optimizing date parsing, leveraging new techniques, and reviving the practice of building systems from core principles. Leave with renewed enthusiasm for innovating and building high-performance software within your teams and organizations.