# hartmann (blogs) — RSS Amplifier Recent posts from the 1 feeds in the RSS Amplifier directory that cover hartmann. Page: Feed: --- ## [Reflections on Leadership](/posts/leadership/) _2025-09-22 · Heinrich Hartmann on HeinrichHartmann.com_ Over the past 20 years, I’ve led in many different ways: managing projects, running academies with hundreds of participants, organizing conferences, and leading a department of more than 30 engineers in a major enterprise. I didn’t start out aspiring to be a leader. I’m a technical person, more introverted than extroverted, and happiest when solving problems in front of a screen. But… ## [OpenHistogram](/tools/2024-12-30-libcircllhist/) _2024-12-30 · Heinrich Hartmann on HeinrichHartmann.com_ ## [Sampling Calculator](/tools/2024-12-30-sampling-calc/) _2024-12-30 · Heinrich Hartmann on HeinrichHartmann.com_ ## [The Frontiers of Reliability Engineering](/talks/2024-10-28-the_frontiers_of_reliability_engineering-at-srecon24_emea/) _2024-10-28 · Heinrich Hartmann on HeinrichHartmann.com_ Abstract In the talk, we will discuss the frontiers of reliability engineering, reflecting on a decade of advancements and identifying the key challenges that remain in building reliable, observable software systems. We take inspiration from our journey at Zalando, where we have embraced trends like hardware outsourcing to AWS, packaging applications in Docker, and fully automating…