I built a real-time social network to challenge X/Twitter. Try to crash it.
Let’s be honest: building another social media app is usually a cliché. But I wanted to see how far I could push modern web architecture, real-time da…
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Spring AI: Bringing Generative AI into Spring Boot Applications
Artificial Intelligence has moved from being something handled by specialized data-science teams to becoming a feature that application developers can…
Адаптируйся или будешь не нужен: что ждёт разработчиков в эпоху AI
Разберёмся, к чему нас приведут нейросети и что будет дальше. Это хайп, пузырь или новая реальность? Взгляд разработчика и дорожная карта для входа в …
A little about myself
I'm Meshack Amadi — a Data Scientist & Junior Software Developer passionate about data, backend development, Web development and continuous learni…
Streaming vs JSON: Trade-offs in AI-Powered Apps
This is a breakdown of a decision I made building LogicVisor, not a general "streaming vs JSON" guide. AI API responses aren't limited to text: some r…
7 REST API Best Practices Every Backend Developer Should Follow
7 REST API Best Practices Every Backend Developer Should Follow Designing a REST API isn't just about making endpoints work—it's about creating an int…
# What I Learned from Building with GIS Data and the Copernicus API at the KijaniSpace Hackathon
As software developers, we often spend most of our time building APIs, databases, authentication systems, and web applications. That's certainly been …
From Payment to Shipping: How We Built a Cross-Border Order State Machine That Solved Idempotency and Callback Chaos
When your payment gateway fires the same "paid" webhook three times, your logistics API calls back with "shipped" before payment is confirmed, and the…
Build a Cross-Border Crypto Payment Stack for Digital Sellers
Most developers think about cross-border payments as a checkout problem. A buyer is in one country. A seller is in another country. The seller wants t…
Why I Put Mirth Connect in Front of FastAPI Instead of Parsing HL7 in Python
When I started building my Maternity HL7-to-FHIR Pipeline , my first instinct was to do everything in Python. Parse the HL7 message, map the fields, v…
Organizations, Teams, and Invitations
In Subscription Billing and Plans we wired up the part of the product that collects money. This article covers the part that gets people into the prod…
Getting Started with Twinify: A Free, Open-Source Object Mapper for Modern .NET
Lightweight. Familiar. MIT Licensed. Built for .NET 8, 9, and 10. Following AutoMapper's recent licensing changes, many .NET developers have started l…
Cache Invalidation Strategies with Redis
There's an old joke that there are only two hard problems in computer science: cache invalidation and naming things. The joke endures because it's tru…
Refresh-Ahead Caching with Redis
Every cache pattern so far accepts that cache misses happen: a key expires, a request misses, and someone pays the cost of reloading from the database…
Write-Behind (Write-Back) Caching with Redis
Write-through keeps the cache and database consistent by writing to both synchronously, which makes writes as slow as the database. Write-behind takes…
Read-Through and Write-Through Caching with Redis
Cache-aside puts the caching logic in your application. Read-through and write-through move it into the cache layer itself, so the application talks t…
The Cache-Aside Pattern with Redis
Cache-aside is the caching pattern you'll use most, and probably the one you already use without knowing its name. The application checks the cache fi…
Redis Key Expiration, TTL, and Eviction Policies
Redis holds everything in memory, which raises an obvious question: what stops it from filling up and falling over? The answer is two mechanisms worki…
Redis Sorted Sets and Ranked Data
If you learn one Redis structure deeply, make it the sorted set. It's a set where every member carries a numeric score, and members stay ordered by th…
Redis Data Structures: An Overview
The reason Redis solves so many problems is that it isn't one thing, it's a collection of data structures, each with commands tuned for a specific acc…
Bringing Convention over Configuration to Fastify with @syora/fastify
Hi everyone 👋 If you enjoy Fastify's performance but sometimes miss the developer experience of file-system routing, this project might interest you. …
Hello DEV Community, I’m a Software Engineer Exploring AI, Architecture, and Better Solutions
Hello DEV Community! 👋 I’m Shahriar Hossain, a software engineer from Dhaka, Bangladesh. I enjoy building software, but what excites me most is unders…
BackFlow
I’m building a project called BackFlow( Link )— a visual platform focused on API-First and API Design. The goal is to let designers, developers, and p…
Stop Starting with Microservices (Build a Monolith First)
Most startups don't fail because they chose a monolith. They fail because they never built something people actually want. The "Microservices from Day…
Load Balancing: The Neo Way to Dodge Traffic
The Quest Begins (The “Why”) I still remember the night our API started to sputter under a sudden traffic spike. Users were seeing 502 errors, the mon…
Build a Crypto Payment Reconciliation Tool for Merchants
Most developers think about crypto payments as a checkout problem. Create an invoice. Show a payment link. Wait for a callback. Mark the order as paid…
Build a Telegram Paid Access System with Crypto Payments
Telegram is full of communities that already sell access informally. Some sell private trading groups. Some sell language classes. Some sell paid news…
Build a Vertical Crypto Checkout for a Specific Niche
Build a Vertical Crypto Checkout for a Specific Niche Most developers treat checkout as a generic feature. A customer selects a product. The backend c…
An Interactive Express.js API Generator
🚀 I Built exp-gen — An Interactive Express.js API Generator After spending a lot of time creating the same Express.js project structure over and over …
From REST to MCP (1/2): Different Dimensions
Intro An MCP server can look like another API layer: expose existing REST endpoints as tools and call it a day. Both receive input, execute backend lo…