Questions and answers
Written so that one answer stands alone. Point your own AI agent at llms.txt and it can quote them.
- What Does a Chief Information Officer do? A CIO leads the systems, data, budget and team of a company's IT. I held the role at a Frankfurt fintech.
- Head of Decentralized Finance and Node Operations Michael Wutzke was Head of DeFi at a Frankfurt fintech with offices in Frankfurt, New York City, and Singapore.
- Frankfurt - City of Finance - Hub for DeFi and Blockchains Frankfurt is a location for startups and entrepreneurs in the areas of decentralized finance (DeFi) and blockchains.
- What is Decentralized Finance? Decentralized Finance (DeFi) is a system by which financial products become available on a public decentralized blockchain network.
- Copy Files to S3 Using the AWS CLI If you have to transfer large amounts of data into the AWS cloud, the AWS CLI copies the files to S3 with two commands: copy and sync.
- How can you define the maximum upload speed for the AWS CLI? Many companies still keep data on servers on their own premises or in a conventional data center.
- git bash serverless: command not found On Windows, the Serverless Framework usually only installs with an administrator account. Start Git Bash as an administrator so the command works.
- S3: Access Denied When Accessing File If you upload a file to S3, it becomes an object and is set to private by default on AWS.
- Data Change Management Why business data goes stale, what databases leave out, and how change becomes part of the data.
- What does a CTO do? The CTO decides how a company's product is built and who builds it. The Head of IT keeps the company's own IT running. A table shows where the line runs.
- IT generalist vs specialist What an IT generalist is, how the role differs from an IT specialist, and four questions that tell a company which of the two it needs.
- GEO vs SEO: what is the difference? SEO aims at the result lists of search engines, GEO at the answers of AI assistants. Both start with a crawler that must be able to read the text of a page.
- What is technical SEO? The technical part of search engine optimization: whether search engines can fetch and index the pages of a site, and what stops them. Written for managing directors and marketing leads.
- What is conversion rate optimization? How a website turns more of its visitors into orders and inquiries: measure where they leave, write down a hypothesis and test the change against the current version.
- Technical co-founder vs founding engineer: what is the difference? A technical co-founder is a founder with shares who decides the technology. A founding engineer is one of the first employees and builds within the decisions of the founders.
- What does a Head of Software Development do? The tasks of a Head of Software Development in a firm with one development team, the difference from a team lead and a CTO, and the teams I have led in this field.
- What is an AI agent? A language model that uses tools to finish a task in your systems. How it differs from a chatbot, and which limits it needs before it takes over a task. Written for managing directors.
- What is the Model Context Protocol (MCP)? The open protocol between AI applications and the systems that hold a company's data: what host, client and server do, how an MCP server differs from an API, and which rights a server should get.
- What is an agent harness? The harness is every part of an AI agent except the model. It gives the agent its tools, runs its steps and checks them. A table sets the model and the harness side by side.
- What is llms.txt? llms.txt is a Markdown file that lists the pages of a website for AI agents. The format is a proposal, and Google states that its AI features do not need such a file.
- Claude vs Codex: which one for your team? Claude and Codex are the coding agents of Anthropic and OpenAI. Three questions about a team's code, data rules and review process show which one fits.
- What is data provenance? Where a value in a database comes from, who entered it and when it was true. With a comparison of data provenance and data lineage.
- What is master data management? Customers, suppliers and products live in several systems under different numbers. How a company gets to one record for each of them. Written for managing directors and IT leads.
- What is a self-hosted LLM? A language model on a company's own servers: how open weights and serving software work together, how it differs from a cloud API, and what the operation needs.