Testing Blogs

12/19/2025 • EN

Maxence Poutord

Maxence Poutord est un développeur logiciel spécialisé dans l'architecture Vue.js, les workflows Git et le développement web moderne. Découvrez des insights issus de 3 ans de maintenance d'une énorme base de code Vue.js incluant 9 leçons essentielles, décisions d'architecture pour faire évoluer de grandes applications et tests d'intégration avec Testing Library. Explorez des tutoriels Git complets incluant des cheat sheets avancées, la compréhension des mécanismes internes de git commit et l'optimisation de gitconfig personnalisé. Apprenez la migration de Gatsby.js vers Astro, l'intégration de commentaires Giscus dans les blogs Astro et 10 ans d'expérience en blogging. Suivez pour la sensibilisation à la cybersécurité sur les arnaques crypto, des projets open-source incluant docker-symfony et l'assistant IA YoutubeMate, et des insights pratiques de développement web. Accédez aux projets phares et 62+ articles de blog sur JavaScript, les tests et l'architecture logicielle.

vue.js git javascript

Maxence Poutord

42

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

91

11/29/2025 • EN

Dr. Axel Rauschmayer

2ality.com is the long-standing blog of Dr. Axel Rauschmayer, devoted to JavaScript, TypeScript and modern web development. The blog was launched in March 2005 and remains one of the deepest and most respected resources for ECMAScript, language fundamentals and evolving JS features. Axel writes detailed, clear, and specification-aware analyses of JavaScript behavior, type system tricks in TypeScript, best practices, and the internal mechanics of web technologies. The content ranges from diving into conditional types, tuple types, ESM-based package publishing, to tutorials on Node.js and shell scripting.

javascript typescript webdev

Dr. Axel Rauschmayer

52

11/29/2025 • EN

Cassidy Williams

Cassidoo.co is the personal blog of Cassidy Williams, a well known developer, speaker, and educator who writes about JavaScript, React, career growth, web development, dev tools, and learning in public. Her posts mix technical insights with approachable explanations, covering topics like UI patterns, coding tips, productivity workflows, and the human side of software engineering. Cassidy is known for her weekly newsletter, open-source work, and community involvement.

javascript react frontend

Cassidy Williams

154

11/17/2025 • EN

TkDodo Dominik Dorfmeister

tkdodo.eu is the personal blog of Dominik Dorfmeister, a web developer from Vienna with a strong focus on React and TypeScript. Dominik is a co-maintainer of TanStack Query, one of the most popular async state management libraries in the React ecosystem, where he focuses on education, support, and explaining complex concepts in an approachable way. On his blog he writes in depth articles about React, TypeScript, React Query, async state management, and practical frontend patterns. Many posts are based on real questions from the community on Twitter, Stack Overflow, and the TanStack Discord, which makes the content very close to what developers struggle with in day to day work. He also helps maintain remeda, a TypeScript focused utility library, and often shows how strong typing and good tooling can make React apps safer and easier to maintain.

react typescript tanstack query

TkDodo Dominik Dorfmeister

77

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

10

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

116

11/9/2025 • EN

Arkadiusz Kondas

Arkadiusz Kondas - Software Architect and Data Scientist writing about PHP, machine learning and software architecture. On his blog you will find practical posts on design patterns, clean testing with PHPUnit, compiling and benchmarking PHP with JIT, data structures like binary heaps, and architectural thinking for scalable systems. He also shares talks and workshops on Event Storming and pragmatic development, and maintains open-source projects including PHP-ML, a machine-learning library for PHP, and PHP Grandmaster, a chess engine deployed on AWS Lambda.

php machine learning software architecture

Arkadiusz Kondas

16

11/9/2025 • EN

Lea Verou

Lea Verou is a web standards expert, developer, and designer with a PhD from MIT in Human-Computer Interaction. She has worked as Product Lead at Font Awesome, helped shape the web as a member of the W3C Technical Architecture Group, and has been part of the CSS Working Group since 2012. Her open-source tools like PrismJS and Color.js are used by millions of developers worldwide. Lea is also the author of a bestselling CSS book, a frequent conference speaker, and an advocate for making technology simpler, more usable, and open for everyone.

css prismjs color.js

Lea Verou

210

11/9/2025 • EN

Thomas Uhrig

Thomas Uhrig is a software developer based near Karlsruhe, Germany, who writes about building microservices, Java and Kotlin ecosystems, Spring Boot, GraphQL, and modern cloud infrastructures. On his blog you’ll find deep dives into topics such as micro-frontend architectures, database latency monitoring, event-driven design, and migrating legacy systems to static site generators. His content is technical, detailed and tailored to practitioners looking to improve code readability, system design and deployment workflows.

microservices java kotlin

Thomas Uhrig

11

11/9/2025 • EN

Maarten Hus

Maarten Hus is a passionate front-end developer who specializes in creating meaningful user experiences. On his blog, he shares insights on JavaScript, React, TypeScript and web development in general - covering topics like debugging tips, framework comparisons and hands-on tutorials. With years of experience as a mentor, workshop leader and teacher, Maarten writes in a practical and approachable way that helps both newcomers and seasoned developers sharpen their skills. If you want to level up your front-end game and dive into the real-world side of web development, his blog is a great place to start.

frontend javascript

Maarten Hus

1

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

149

11/8/2025 • EN

Piotr Migdał

Piotr Migdał – Blog of a Data Explorer and Visual Storyteller This is the personal blog of Dr. Piotr Migdał, a technologist and visual storyteller with a strong background in quantum physics, deep learning, and data visualization. He is a founding engineer at Quesma, where he uses AI to turn complex datasets into clear visual insights through ggplot2 charts and Grafana dashboards. His posts combine technology, creativity, and personal reflection. You will find articles about machine learning, interactive data visualization, and projects that bridge science and art. Beyond his technical work, Piotr writes about dance, mindfulness, and the human side of creativity. This blog is a great read for developers, data scientists, and anyone interested in how technology and art can come together to explain the world in a meaningful way.

deep learning quantum computing

Piotr Migdał

39

11/7/2025 • EN

Yasoob Khalid

Yasoob Khalid is a developer and writer best known for the free, open-source book Intermediate Python and his project-driven follow-up, Practical Python Projects. His articles and books have reached 5+ million readers across 189+ countries, and his blog remains a go-to place for clear, practical Python insights. By day, Yasoob works on Azure Cloud Networking at Microsoft, and by night he continues to publish tutorials, notes, and experiments that demystify real-world Python for learners at every level. He’s also the author behind the long-running Python Tips site and newsletter, where he focuses on approachable explanations and hands-on examples.

python

Yasoob Khalid

187

11/3/2025 • EN

Matt Stauffer

mattstauffer.com is the personal blog of Matt Stauffer, a web developer, author, and educator specializing in Laravel, PHP, and full-stack web development. Matt shares tutorials, insights, and resources on modern web development, covering topics like backend development, JavaScript, and Laravel best practices. He is also the author of Laravel: Up & Running and a host of the Laravel Podcast. Through his blog, Matt provides practical advice for developers, project management tips, and insights into maintaining a productive development workflow. His content is designed to help developers of all levels improve their skills and stay updated with the latest trends in the web development industry.

php laravel javascript

Matt Stauffer

176

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

11/3/2025 • EN

Daniel Feldroy

Daniel Feldroy’s blog, daniel.feldroy.com, is a personal site by coder, author, and speaker Daniel Feldroy, known in the tech community as "pydanny" and co-author of Two Scoops of Django. Based in London, Daniel shares insights about his life, including his work at Kraken Tech, a part of the Octopus Energy Group focused on tackling climate change. The blog, built using the FastHTML framework, covers various topics beyond Python, reflecting Daniel's broader interests in coding, writing, and Brazilian Jiu-Jitsu. His former site, pydanny.com, now redirects here to reflect his evolving focus beyond just Python.

django python

Daniel Feldroy

17

11/2/2025 • EN

David Walsh

David Walsh Blog is a long-standing hub for web developers who want to grow through real-world code and honest experience. It features hands-on tutorials, deep dives, and opinion pieces on modern web technologies - from JavaScript, CSS, and HTML5 to frameworks, APIs, and performance techniques. With a focus on practicality and clarity, the blog helps developers of all levels write cleaner, faster, and smarter code while staying in tune with the evolving web.

javascript css html5

David Walsh

20

11/2/2025 • EN

Michał Miszczyszyn

Type of the Web is a blog by Michał Miszczyszyn focused on modern web development. It offers in-depth tutorials, insights, and expert articles covering technologies like TypeScript, React, Next.js, and the broader JavaScript ecosystem. The site helps developers sharpen their skills and build better, more maintainable applications through clear explanations and real-world examples.

typescript react next.js

Michał Miszczyszyn

10

11/2/2025 • EN

Dan Abramov

Overreacted.io is the personal blog of Dan Abramov, a software engineer best known for his work on React at Meta and as the creator of Redux. The blog explores ideas about JavaScript, React, functional programming, software design, and developer experience, often blending deep technical insight with personal reflection. Dan writes about topics like hooks, state management, debugging, performance, and the mental models behind React, helping readers understand not just how things work but why they were designed that way.

react javascript frontend

Dan Abramov

56

11/2/2025 • EN

Dan Luu

DanLuu.com is the personal blog of Dan Luu, known for long-form essays that mix systems thinking with careful measurement and clear writing. The topics range from computer latency and input lag, testing versus informal reasoning, and concurrency bugs, to industry pieces on developer compensation and curated lists of programming blogs worth reading. Many posts include data, historical context, and reproducible reasoning, which is why the site is often cited in courses and shared across the developer community. The design is intentionally minimal, which puts all attention on the ideas.

programming technology systems

Dan Luu

128

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

335

11/2/2025 • EN

Tania Rascia

Personal blog about web development and programming

javascript web-development tutorials

Tania Rascia

30

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

189

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