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Developing a data driven tool to estimate the cost of incidents
Data Driveness is one of our core values at HelloFresh. We are proud of taking decisions based on strong evidence and not on gut feelings. This includes of course how we assess the impact on incidents affecting our services. But what is considered an incident in HelloFresh? An incident is considered everything having an impact[...]
When to Alert on What?
We have all been there when we go into a new company or team, looking at their stack and especially alerting, and something feels a bit off? This is an honest attempt to categorize alerting into some bands or levels, to make it easier to reason about where things are and have a glimpse[...]
A New Definition of Reliability
As organizations build up their own reliability practices, a good definition of reliability itself is the one that leads them to impactful priorities and consistent results. It’s no surprise that organizations with software products are prioritizing reliability as feature #1. In the software space, when we talk about “reliability” we’re referring to site reliability engineering. Google invented[...]
The Master Doesn’t Choose the Brush (Think Like An Architect, Part 6)
This post is the final part of a mini-series titled “Think Like An Architect”. If you like to start from the beginning, here’s Part 1: Famous Architects Sketch "A better brush won’t make you a Leonardo." The great thing about having lived and made friends in different countries is realizing that language is so much[...]
Architects Zoom In and Out, See Different Things (Think Like An Architect, Part 5)
"Maps don’t show every tree. And that’s OK." This post is the 5th part of a mini-series titled “Think Like An Architect”. They don’t need to be read in order but I encourage you to start with Part 1: Famous Architects Sketch. Architects deal with enormous complexity, routinely making decisions that balance many variables and[...]
Think Like An Architect Part 4: Architects See Shades of Gray, Look for Balance
This post is the 4th part of a mini-series titled “Think Like An Architect”. They don’t need to be read in order, but I encourage you to start with Part 1: Famous Architects Sketch "Architecture isn’t binary." One of my more popular articles is titled Don’t get locked up into avoiding lock-in, hosted on Martin[...]
Think Like An Architect, Part 3: Architects Look For Causality
This post is the 3rd part of a mini-series titled “Think Like An Architect”. See also Part 1: Famous Architects Sketch and Part 2: Architects See More Dimensions "A black box isn’t good enough for architects. They want to know how it’s wired together." You’ve surely seen the press releases that describe how company XYZ[...]
Think Like An Architect, Part 2: Architects See More Dimensions
This post is the 2nd part of a mini-series titled “Think Like An Architect”. Part 1: Famous Architects Sketch "It’s hard to think about volume in a two-dimensional space." It’s fair to say that sometimes architects see things that others don’t. Claiming that this makes architects a kind of mystic seer is likely a stretch[...]
Blockchain FREE Books for Download
[FREE EBOOK] Architecting Enterprise Blockchain Solutions
Demystify architecting complex blockchain applications in enterprise environments Architecting Enterprise Blockchain Solutions helps engineers and IT administrators understand how to architect complex blockchain applications in enterprise environments. The book takes a deep dive into the intricacies of supporting and securing blockchain technology, creating and implementing decentralized applications, and incorporating blockchain into an existing enterprise IT infrastructure...
[Free Course] Blockchain At Berkeley – Advanced Cryptocurrency Trading
Welcome to our advanced course on cryptocurrency trading! This course requires no previous knowledge and is presented in a way that everyone should be able to understand. That being said we highly recommend taking our free Cryptocurrency Trading Explained course if you are brand new to the space. Description While our introductory course was a...
Finance FREE Books for Download
Zero to One: Notes on Startups, or How to Build the Future
If you want to build a better future, you must believe in secrets. The great secret of our time is that there are still uncharted frontiers to explore and new inventions to create. In Zero to One, legendary entrepreneur and investor Peter Thiel shows how we can find singular ways to create those new things. Thiel...
Blockchain for Decision Makers
In addition to cryptocurrencies, blockchain-based apps are being developed in different industries such as banking, supply chain, and healthcare to achieve digital transformation and enhance user experience. Blockchain is not only about Bitcoin or cryptocurrencies, but also about different technologies such as peer-to-peer networks, consensus mechanisms, and cryptography. These technologies together help sustain trustless environments...
Cryptoeconomics: Igniting a New Era of Blockchain
“A systematic review of the structure and context of the blockchain-derived economic model… (the book) describes cryptoeconomics in connection with the game theory, behavioral economics and others in simple understandable language.”—Wang Feng, founder of Linekong Interactive Group and Mars Finance, partner in Geekbang Venture Capital Blockchain technology has subverted existing perceptions and is the start...
Antifragile – Things That Gain from Disorder – Nassim Nicholas Taleb (EPUB)
Antifragile is a standalone book in Nassim Nicholas Taleb’s landmark Incerto series, an investigation of opacity, luck, uncertainty, probability, human error, risk, and decision-making in a world we don’t understand. The other books in the series are Fooled by Randomness, The Black Swan, and The Bed of Procrustes. Nassim Nicholas Taleb, the bestselling author of...