Systems Design & Architecture

I knew Kafka. I knew Postgres. I knew Redis. None of it mattered, and it took a fifth rejection for someone to finally tell me why. Continue reading on Javarevi

Not the frameworks. The actual log: which prompts I got, which decisions I defended badly, and the exact question that started turning… Continue reading on Code

A trace becomes useful only when it records who connected an engineering element, from which concern, and why. Continue reading on Medium »

User: can i say that abstraction is not exactly part of programming or more better code it is for algorithm may be or thinking process of… Continue reading on M

Writing code is becoming easier. With AI tools, you can generate APIs, database queries, UI components and even complete features much faster than before. But b

Every C# developer can recite the four pillars of OOP in an interview. Fewer can point to where each one is actually doing work in a real… Continue reading on M

Ownership and borrowing are a compile-time consensus protocol — the thing senior engineers have been solving badly, by hand, in production… Continue reading on

Frontend/API architecture Continue reading on Medium »

When engineering custom digital software or enterprise platforms, modern companies require scalable architecture to avoid performance… Continue reading on Mediu

I used to think an operating system was basically a desktop, some windows, a taskbar, and a bunch of applications. Continue reading on Medium »

The real trade-offs behind monoliths, microservices, scaling and choosing the right architecture. Guide in the AI age. Continue reading on Medium »

“Why are we using Riverpod here?” Continue reading on Flutter Hub »

First-Fit, Best-Fit, and the Bug That Hides Until Op 400 Continue reading on Medium »

Rate Limiting, Circuit Breaker, and Retry with Backoff: explained with one running example, in plain English, with just enough code to… Continue reading on Medi

Sepanjang pembahasan di Seri #16 dan Seri #17 KapsulTech, kita telah mempelajari bagaimana transisi ke microservices serta optimasi… Continue reading on Medium

The missing concept behind alias analysis and undefined behavior in C. Continue reading on Medium »

“Where should I initialize everything?” Continue reading on Flutter Hub »

Good software design is often about depending on what something does, not how it does it. Continue reading on Medium »

Why Java’s checked exceptions feel like half-finished algebraic data types — and what modern Java can do about it Continue reading on Heap & Wire »

Your endpoint asked for 50 parent records. The generated SQL, materializer, change tracker, mapper, and serializer may process far more. Continue reading on Rea

A practical guide to classic design patterns in C#/.NET — Factory, Singleton, Repository, Strategy, and Mediator — covering what problem… Continue reading on Me

8.1.0. Chapter Overview Continue reading on Medium »

system design is the language. ai is the compiler. Continue reading on Medium »

Arbiter Guide Theory • Day 7 | Exploring the raw array as pre-abstraction storage, the Iterator pattern as information hiding applied to… Continue reading on Co

Event-driven architecture is now common in modern distributed systems. When a new requirement involves asynchronous processing, the first… Continue reading on M

Understanding the foundation of object-oriented programming through a simple student example. Continue reading on Medium »

Building a high-performance, browser-based infinite canvas that effortlessly hosts thousands of generative media nodes, real-time streaming pipelines, and WebGP

A reliable loop completes one bounded task. Graph engineering connects loops, decisions, and memory into systems that handle real work. Continue reading on Medi

1. Fail-Closed by Default (0.0V Safe State) If an action violates bounds, provides an invalid MAC tag, or exceeds the anomaly threshold, the system does not jus

It just makes them rare, and that turns out to be enough Continue reading on Medium »

Sebelumnya kita telah belajar Konsep Dasar Pemrograman Berorientasi Objek (Object Oriented Programming/OOP). Continue reading on Medium »

When working with a large amount of data, the structure we use to store that data can have a big impact on how quickly we can search… Continue reading on Medium

In high-scale enterprise engineering, writing production code is only half the battle. The true test of a Senior or Staff Backend Engineer… Continue reading on

In modern software engineering, the ability to write clean, maintainable code is expected. What truly distinguishes a Senior or Staff… Continue reading on Stack

When a backend system handles a few hundred requests per minute, almost any architecture works. Standard ORM queries execute quickly… Continue reading on Stacka

There is a stark, uncomfortable truth every backend engineer learns the hard way: Distributed systems are inherently broken. Continue reading on Stackademic »

A history of software architecture told through the problems that broke it — from a single payroll program to microservices, event-driven… Continue reading on M

Everything breaks, so plan the recovery. Continue reading on Medium »

Most engineers can define an index or a shard. Few can walk through why a specific choice breaks under a specific query pattern. Continue reading on Medium »

A practical blueprint for building scalable, reliable, and maintainable software. Continue reading on Medium »

How to generate millions of unique, sortable, 64‑bit IDs per second — without a single database round‑trip or a central coordinator. Continue reading on Stackad

You don’t need to become a network engineer to become a good software developer. Continue reading on Medium »

I have been trying to learn domain driven design for a while now. Examples I have seen in articles are too simple and it's complexity that reveals the disciplin

A practical guide to structured logging — writing log entries as machine-readable, queryable data rather than free-text strings — covering… Continue reading on

One blueprint, many objects — classes, constructors, methods, and encapsulation, explained simply. Continue reading on Medium »

6.1.1. What Is an Enum? Continue reading on Medium »

Okay, so picture this for a second. You and your team are staring down a massive challenge, right? Continue reading on Medium »

GPS tracking can look deceptively simple during development. A device generates coordinates, an API receives them, and the latest position appears on a map. Onc