Unit testing Blogs

12/11/2025 • EN

Gunnar Morling

Morling.dev is the personal blog of Michael Morling, a software engineer and architect with deep expertise in Java, Spring, JVM internals, architecture, performance, and developer tooling. His writing focuses on practical and detailed explanations of topics such as Spring framework internals, microservices design, JVM garbage collection, performance tuning, clean architecture, Gradle builds, and language features that matter in real projects. Michael often breaks down subtle behaviors of the JVM and Spring ecosystem, helping developers understand why things work the way they do and how to improve reliability and efficiency in production systems.

java spring jvm

Gunnar Morling

92

11/29/2025 • EN

Sebastian Raschka

SebastianRaschka.com is the personal blog of Sebastian Raschka, PhD, an LLM research engineer whose work bridges academia and industry in AI and machine learning. On his blog and notes section he publishes deep, well-documented articles on topics such as LLMs (large language models), reasoning models, machine learning in Python, neural networks, data science workflows, and deep learning architecture. Recent posts explore advanced themes like “reasoning LLMs”, comparisons of modern open-weight transformer architectures, and guides for building, training, or analyzing neural networks and model internals.

ai machine learning python

Sebastian Raschka

108

11/15/2025 • EN

Tomasz Łakomy

Tlakomy.com is the personal blog of Tomasz Łakomy, a Senior Frontend Engineer, tech speaker, and egghead.io instructor who is currently working on Cloudash, a serverless monitoring tool. On his blog he shares notes and deep dives about AWS, serverless architectures, AWS CDK, Lambda, DynamoDB, AppSync, GraphQL, TypeScript, and frontend development, always with a practical and friendly tone.

aws serverless javascript

Tomasz Łakomy

42

11/15/2025 • EN

Itamar Turner Trauring

PythonSpeed.com is a blog created by Itamar Turner Trauring, a software engineer known for his work on Python performance, memory optimization, and practical tooling for data science and scientific computing. The site focuses on real production challenges: reducing memory usage, making Python code faster, profiling scientific workloads, improving Docker packaging, and understanding how to ship efficient applications. The writing is clear, measurable, and based on hands-on experience rather than theory. Itamar is the creator of Sciagraph, a performance and memory profiler for Python data science, and the author of open source tools such as Fil and Eliot, both designed to help developers understand how their code behaves. His broader mission is to support useful software development, cut CO2 emissions through faster computing, and encourage engineering that matters. Beyond technical work he is active in local bicycle safety advocacy in Cambridge, MA, helping cities adopt sustainable transportation policies. Thanks to this mix of engineering depth and real-world impact, PythonSpeed.com is one of the most practical and thoughtful resources for developers who want to make Python software faster and more efficient.

python docker data science

Itamar Turner Trauring

14

11/13/2025 • EN

Simon Willison

SimonWillison.net is the long-running blog of Simon Willison, a software engineer, open-source creator, and co-author of the original Django framework. He writes about Python, Django, Datasette, AI tooling, prompt engineering, search, databases, APIs, data journalism, and practical software architecture. The blog includes detailed notes from experiments, conference talks, and real projects. Readers will find clear explanations of topics such as LLM workflows, SQL patterns, data publishing, scraping, deployment, caching, and modern developer tooling. Simon also publishes frequent micro-posts and TIL entries that document small discoveries and tricks from day-to-day engineering work. The tone is practical and research oriented, making the site a valuable resource for anyone interested in serious engineering and open data.

python datasette llm

Simon Willison

287

11/10/2025 • EN

Matt Segal

Matt Segal is a software engineer and tech lead who writes about software design, Python development, system architecture, and the craft of engineering teams. His blog focuses on practical approaches to building reliable, maintainable software - from dependency management and code reviews to continuous delivery and scalable system design.

python django

Matt Segal

57

11/8/2025 • EN

Michael Lynch

Michael Lynch – Developer, Indie Founder and Technical Writer Michael Lynch shares honest and detailed stories from his journey as a software engineer and indie founder. His blog covers topics like building sustainable businesses, code reviews, software craftsmanship, and lessons learned from running and selling his own startup, TinyPilot. Each post reflects a mix of engineering precision and real-world experience, written with clarity and humor. Readers can find tutorials, retrospectives, and essays that go beyond code to explore motivation, productivity, and the human side of software development. This blog is a must-read for developers, indie hackers, and anyone who enjoys thoughtful writing about technology and entrepreneurship.

indie hacker software developer

Michael Lynch

156

11/3/2025 • EN

Matt Layman

mattlayman.com is a blog by Matt Layman, a software engineer who focuses on building complex web applications, primarily using Django. He shares his expertise through regular live streams on YouTube, where he teaches others how to build advanced SaaS projects. Matt is also deeply involved in the tech community in Frederick, Maryland, where he founded Python Frederick and has helped organize local tech events. Currently, Matt is a Senior Staff Software Engineer at Included Health, working to enhance the patient experience through technology. His blog offers insights into web development, community involvement, and his career journey.

django python

Matt Layman

418

11/2/2025 • EN

Craig Taub

Craig Taub’s blog is where technology meets real-world experience. From JavaScript and Node.js to cloud computing and backend design, each post shares lessons learned, best practices, and honest thoughts from a Tech Lead who’s passionate about open source and testing.

javascript node.js

Craig Taub

16

11/2/2025 • EN

Kent C. Dodds

KentCDodds.com is the personal website and blog of Kent C. Dodds, a software engineer, educator, and open-source contributor known for his work in the React ecosystem. He writes about modern web development, testing, accessibility, performance, and developer experience, focusing on how to build reliable, maintainable, and scalable applications. Kent is the creator of popular libraries such as Testing Library and Remix, and his articles often highlight practical approaches to writing better React components, handling state, and improving user experience. Beyond tutorials, the site features courses, workshops, podcasts, and conference talks, all aimed at helping developers learn by doing. With his teaching-first philosophy and clear explanations, KentCDodds.com has become one of the most trusted learning resources in the React and JavaScript community.

react javascript testing

Kent C. Dodds

194

11/2/2025 • EN

Robin Wieruch

RobinWieruch.de is the personal site and blog of Robin Wieruch, a software engineer and educator known for clear, practical tutorials on React, TypeScript, Next.js, GraphQL, Node.js, and testing. The articles focus on real projects and common problems such as state management, authentication, data fetching, pagination, performance, and testing strategies. Robin is the author of The Road to React and other hands-on guides. He publishes step by step walkthroughs that pair code with explanations, so readers learn the concepts and the reasoning behind them.

react javascript tutorials

Robin Wieruch

338