Jeff Bailey
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Jeff Bailey
@jeffbailey.us
100 followers 21 following 77 posts
https://jeffbailey.us/
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jeffbailey.us
Your dashboard says green. Your users say slow. Guess who’s right.

jeffbailey.us/blog/2025/12...

#SoftwarePerformance #DistributedSystems #PerformanceEngineering #Latency #Observability #ReliabilityEngineering #SiteReliability #BackendEngineering #DeveloperEducation #SoftwareArchitecture
Fundamentals of Software Performance
End-to-end software performance fundamentals: latency, throughput, percentiles, bottlenecks, and measuring user-perceived speed without breaking reliability.
jeffbailey.us
December 20, 2025 at 2:27 AM
jeffbailey.us
Congratulations. Your system DDoSed itself.

Learn how thundering herds create self-inflicted outages.

jeffbailey.us/blog/2025/12...

#DistributedSystems #ReliabilityEngineering #SystemDesign #BackendEngineering #SoftwareArchitecture #SiteReliability #Caching #Scalability #Resilience
What Is a Thundering Herd?
Thundering herd: when many clients do the same work at once and overload a dependency. Understand why it happens, what it looks like, and how to reduce risk.
jeffbailey.us
December 20, 2025 at 2:27 AM
jeffbailey.us
Here's what happens when network clients aren't told to relax. 😅

jeffbailey.us/blog/2025/12...
#DistributedSystems #ReliabilityEngineering #SystemDesign #SoftwareArchitecture #SiteReliability #BackendEngineering #PerformanceEngineering #ResilienceEngineering
What Is a Retry Storm?
Retry storm: when retries multiply load and turn partial failures into outages. Learn how they happen, how to detect them, and how to prevent them.
jeffbailey.us
December 20, 2025 at 2:25 AM
jeffbailey.us
What is load shedding, and why does it save systems under stress?

jeffbailey.us/blog/2025/12...

#DistributedSystems #SoftwareArchitecture #ReliabilityEngineering #SystemDesign #PerformanceEngineering #Scalability #SiteReliability #BackendEngineering #ResilienceEngineering
What Is Load Shedding?
Load shedding rejects work during overload so systems stay usable. Learn why it matters, what it looks like, and how it prevents retry storms.
jeffbailey.us
December 20, 2025 at 2:24 AM
jeffbailey.us
Debugging networking without the fundamentals is like being Luke Skywalker without the Force.

Let's explore the rules that govern your software's behavior.

jeffbailey.us/blog/2025/12...

#Networking #Software #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
Fundamentals of Networking
Networking fundamentals for developers: packets, IP addressing, routing, TCP and UDP, DNS, TLS, and a practical troubleshooting mental model.
jeffbailey.us
December 14, 2025 at 9:33 PM
jeffbailey.us
The fastest way to solve problems is to realize they’re not unique snowflakes. ❄️

Preuse a catalog of pattern families that repeat constantly. It’s useful because it turns “unknown problems” into “known patterns”.

jeffbailey.us/blog/2025/12...

#Patterns #Software #Programming
Fundamental Algorithmic Patterns | Jeff Bailey
Algorithmic patterns reference: two pointers, sliding window, dynamic programming, and 30+ more. Learn to spot patterns and solve problems faster.
jeffbailey.us
December 14, 2025 at 3:50 AM
jeffbailey.us
Most ‘modern’ UIs fail the simplest test: can everyone read the text?

Let's walk through the basics of color theory, contrast ratios, and WCAG rules.

jeffbailey.us/blog/2025/12...

#Color #Design #Software #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
Fundamentals of Color and Contrast | Jeff Bailey
Learn color and contrast fundamentals for readable, accessible interfaces. Understand color theory, contrast ratios, and WCAG standards.
jeffbailey.us
December 11, 2025 at 3:10 PM
jeffbailey.us
If your app’s memory usage is rising faster than gas prices in a Fast & Furious movie...

Learn how structure choice impacts memory and growth limits.

jeffbailey.us/blog/2025/12...

#Data #Storage #Databases #Software #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
Fundamentals of Data Structures | Jeff Bailey
Master data structure fundamentals: arrays, hash maps, trees, and graphs. Learn how structure choices shape algorithm performance, reliability, and developer sanity.
jeffbailey.us
December 11, 2025 at 2:50 PM
jeffbailey.us
Ask yourself: what part of the world isn’t happening right now?

#Now #Moment #Prose #Words #Writing #Thoughts #Philosophy #Mindfulness #SelfReflection #Wisdom #Inspiration #Spirituality #Consciousness #Awareness #WritersOfInstagram #DeepThoughts #QuotesDaily #Zen
December 8, 2025 at 12:42 PM
jeffbailey.us
My tolerance for bullshit is directly proportional with the passing of days.
December 7, 2025 at 1:49 PM
jeffbailey.us
AI can write phishing emails better than a marketing team. Guess which ones users will click first?

Learn how to secure code against AI AND human threats.

jeffbailey.us/blog/2025/12...

#Software #Security #Fundamentals
Fundamentals of Software Security | Jeff Bailey
Software security fundamentals: threats, vulnerabilities, and defenses. Build systems that protect data and users from attacks.
jeffbailey.us
December 6, 2025 at 1:06 AM
jeffbailey.us
On-call shouldn’t feel like a horror movie scene every time traffic spikes.

This article shows you how to use performance testing to define SLAs, simulate peak load, and uncover bottlenecks.

jeffbailey.us/blog/2025/12...

#Software #Performance #SoftwareDevelopment #SoftwareEngineering
Fundamentals of Software Performance Testing | Jeff Bailey
Performance testing fundamentals: load testing, stress testing, and metrics. Build systems that handle real traffic and find bottlenecks before users.
jeffbailey.us
December 4, 2025 at 2:29 AM
jeffbailey.us
Your tests passed once, and you celebrated. Then they failed, and you cried. Software testing keeps you out of therapy.

Let me share how testing fundamentals build confidence, prevent hidden bugs, and take the fear out of refactor.

jeffbailey.us/blog/2025/11...

#Software #SoftwareTesting
Fundamentals of Software Testing | Jeff Bailey
Understanding why software testing matters and how to build confidence in your code. Learn the core principles that separate effective testing from test coverage theater.
jeffbailey.us
December 1, 2025 at 12:06 AM
jeffbailey.us
Writing code is fun. Deleting 3 months of work because nobody wanted it is... "character building."

Learn the fundamentals of product development to curb feature bloat, save your company, and befriend your users.

jeffbailey.us/blog/2025/11...

#Software #ProductDevelopment
Fundamentals of Software Product Development | Jeff Bailey
Master software product development fundamentals: user research, MVP validation, feature development, iteration, and metrics. Build products that solve real problems.
jeffbailey.us
November 28, 2025 at 11:34 PM
jeffbailey.us
The bad news: your web framework will be uncool in <1 year.

The good news: HTML, CSS, JS, performance, accessibility, and testing won’t. Learn the part that lasts.

jeffbailey.us/blog/2025/11...

#FrontEnd #Software #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
Fundamentals of Frontend Engineering | Jeff Bailey
Learn frontend engineering fundamentals: build working interfaces, write maintainable code, optimize performance, and ensure accessibility.
jeffbailey.us
November 28, 2025 at 11:33 PM
jeffbailey.us
If you rely on manual workflows, n8n is here to call you out.

Use n8n to escape most of your daily copy-paste-type treadmills.

jeffbailey.us/blog/2025/11...
What Is n8n? | Jeff Bailey
Discover n8n, an open-source workflow automation tool that connects apps and automates tasks with minimal code.
jeffbailey.us
November 22, 2025 at 4:36 PM
jeffbailey.us
Beware: The Law of Instrument

lnkd.in/etX3cSkA

#LawOfInstrument #Software #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
November 21, 2025 at 3:07 AM
jeffbailey.us
If your ML model keeps acting like a confused intern, this article is the intervention it needs. 💝

jeffbailey.us/blog/2025/11...

#MachineLearning #ML #Software #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
Fundamentals of Machine Learning | Jeff Bailey
Learn the core concepts, workflow, and practical applications of machine learning from the ground up. Understand how ML transforms data into intelligent predictions.
jeffbailey.us
November 21, 2025 at 3:03 AM
jeffbailey.us
It's coming soon. 🩹

four.htmx.org

#HTMX #Frontend #Software #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
November 20, 2025 at 1:32 PM
jeffbailey.us
Some incidents teach you patience. Others teach you new swear words. Let’s reduce the second category.

jeffbailey.us/blog/2025/11...

#SRE #DevOps #SiteReliabilityEngineering #IncidentManagement #OnCallLife #SystemReliability #Observability #Runbooks #Incidents #Software #SoftwareDevelopment
Fundamentals of Incident Management | Jeff Bailey
Understand incident management fundamentals: how to respond effectively when systems fail, build runbooks that work, create actionable alerts, and prevent incidents before they happen.
jeffbailey.us
November 19, 2025 at 4:02 AM
jeffbailey.us
Stop arguing ‘it worked on my machine’ and start proving it by learning the fundamentals of monitoring and observability.

jeffbailey.us/blog/2025/11...

#Fundamentals #Monitoring #Observability #Systems #Software #Technology #Programming #SoftwareDevelopment #SoftwareEngineering
Fundamentals of Monitoring and Observability | Jeff Bailey
Understand monitoring and observability fundamentals: how metrics, logs, and traces work together to help you understand system behavior, debug problems, and make better decisions.
jeffbailey.us
November 17, 2025 at 12:46 AM
jeffbailey.us
If your dashboard looks like the Millennium Falcon's cockpit but your team still crashes into avoidable problems…

It’s not the ship; it's the metrics.

jeffbailey.us/blog/2025/11...

#Metrics #Software #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
Fundamentals of Metrics | Jeff Bailey
Understand software metrics fundamentals: why they matter, how to pick high-signal, actionable measures, and build lean systems that improve decisions.
jeffbailey.us
November 11, 2025 at 4:26 AM
jeffbailey.us
🧂🤖

#genai #Software #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
November 8, 2025 at 4:34 PM
jeffbailey.us
Behind every great system is a developer who said, “We don’t need half of this.”

jeffbailey.us/blog/2025/11...

#Software #SoftwareDesign #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
Fundamentals of Software Design | Jeff Bailey
Master the core principles that guide effective software design. Learn why design matters, how to recognize good design patterns, and strategies for making design decisions that create maintainable, scalable systems. Essential reading for developers and technical leaders.
jeffbailey.us
November 7, 2025 at 12:27 PM
jeffbailey.us
Coding without fundamentals is a chef who only knows how to use a microwave. Sure, they can heat a burrito, but don't ask them to make anything from scratch. 🌯

jeffbailey.us/blog/2025/10...

#Fundamentals #Software #Technology #Programming #SoftwareDevelopment #Coding #SoftwareEngineering
Fundamentals of Fundamentals | Jeff Bailey
Master the core concepts that underpin all technical knowledge. Learn why fundamentals matter, how to identify them, and strategies for building lasting expertise that transcends trends and tools. Essential reading for developers and technical leaders.
jeffbailey.us
November 1, 2025 at 4:46 PM