When Customer Accounts Turn Into a Product Ecosystem
A practical way to decide when customer, partner, supplier, and employee portals need a shared core. A supplier changes a delivery date. The ERP sys…
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One AI Model for Everything? A Practical Guide to Task-Based Model Routing
One AI Model for Everything? A Practical Guide to Task-Based Model Routing When teams first add AI to an application, the architecture is usually si…
Model Allergens as Data, Not Label Text: Material Flags, Line State and Changeover Gates in a Food ERP
By Isaac Muthui, CEO, Tamalaki Business Network Ltd. Originally published at factoraerp.com . In a lot of factory systems, allergens live in exactly…
How I Used FalkorDB to Trace Software Security Risks in Warden
You’re right—you want the article body , based on the actual README. Use the title separately, then paste everything under Post content into Dev.to.…
Architectural Deep-Dive: Language Models Learn to Improve Language Models
Breaking Recursive Self-Improvement: How Research World Models Eliminate GPU Bottlenecks Autonomous engineering systems that optimize their own code…
Designing a Distributed Cache Inspired by The Lord of the Rings: One Insight to Rule Them All
The Quest Begins (The "Why") Ever felt like your application is constantly begging the database for the same piece of data over and over? I remember…
Data Sovereignty and Open Architecture in Government Platforms: Design Principles
Designing digital platforms for the State comes with a constraint that barely exists in the private sector: today's technical decisions shape the so…
How I Built a Strict SOC2 Compliance Gate in Jira using Atlassian Forge & KVS
If you've ever gone through a SOC2 audit, you know the drill. Auditors want proof that every piece of code deployed to production went through a pee…
The Pitfalls of Automated Character Encoding Detection in Cross-System CSV Pipelines and Handling Malformed Byte Sequences
The Pitfalls of Automated Character Encoding Detection in Cross-System CSV Pipelines and Handling Malformed Byte Sequences 1. Architectural Overview…
Zero Trust, explained without the buzzwords
"Zero Trust" might be the most abused phrase in security. Every vendor slaps it on a box and charges you extra for it. Let me strip the marketing of…
I Read TDK's Starlark Engine So You Don't Have To
Most people who open the TDK CLI repo see TypeScript first. The CLI is written in TypeScript, and that is where the commands live. But the part that…
Why Most Business Calculators Lie to You: The Mathematics of Integer Bounds and Capacity Value
By Engineering Team, JC TechLabs Published for DEV Community, Hashnode & Technical Publications Canonical URL: https://jctechlabs.com/tools/ Sou…
Architecture Patterns for Custom Direct Booking Engines & Hospitality Web Apps
When building web applications for the hospitality sector—ranging from luxury boutique hotels to private villa rentals—developers often face a choic…
Don't feed the whole file to the AI: meet Sentinel-IR
description: "A free JavaScript package that turns a source file into a short, structural note for an LLM: what it touches, how risky it is, and whe…
Designing AI Governance as a System Architecture
By Jewel Darlington, Chief AI Governance Officer & Founder, Solutions by Jewel An enterprise AI agent receives approval to update a configuratio…
Node.js SMS Alert API: 3 Template Ownership Rules for Home Security SaaS
The best SMS alert API for a US/EU home-security SaaS is the one that lets the application own message intent and immutable evidence while the trans…
Part 7: "How to Survive Life Without a Single Email Meeting" – The CAB Survivors' Support Group
VITI Magazine – Special Feature: The Recovery Clinic Part 7: "How to Survive Life Without a Single Email Meeting" – The CAB Survivors' Support Group…
Engineering a Multimodal Travel Planner on a 228,060-Edge Graph
A flight search engine answers a well-defined question: which available flights connect two airports? A door-to-door travel planner must answer a mo…
Retry Storms: Hardening n8n Workflows Against Thundering Herd Failures
A 90-second upstream blip doesn't take you down. What your retries do in the ninety seconds after it ends does. We learned this the expensive way. A…
One Article, Three Depths: What If We Found a Common Language for the Internet?
How to write for curious beginners, busy readers, and developers who want to see the actual code, without turning one article into three different a…
Designing a Vehicle-Rental Booking Workflow: Architecture, State Management, and Operational Workflows
Introduction Building a vehicle-rental platform is often perceived as a standard e-commerce challenge—much like selling physical merchandise. Howeve…
How I became CEO of a synthetic company
A quick warning: this is the first proper piece from The Machine Room , my new section on AI, software, systems and the future of work. If you are h…
AsyncLocalStorage vs Scope.REQUEST in NestJS: Fixing a Multi-Tenant Data Leak Without Killing Performance
A while ago in a high-scale multi-tenant B2B SaaS platform, we ran a high-concurrency benchmark before launching an enterprise data portal. Everythi…
Unmasking the Silent Failures of Distributed Transactions: Detecting In-Doubt States and Validating Compensations with Python
Unmasking the Silent Failures of Distributed Transactions: Detecting In-Doubt States and Validating Compensations with Python In a microservices arc…
Manufacturing AI at Scale: Slashing Agent Latency and Cutting 74% of LLM Routing Calls in Industrial Safety Dispatch
Manufacturing AI at Scale: Slashing Agent Latency and Cutting 74% of LLM Routing Calls in Industrial Safety Dispatch Part 2 of the "Jev-First Routin…
I built my own roadmap. The first thing it found was that my SR latch didn't work.
Two posts ago I compared my logic simulator to nine others and listed three honest gaps. In the next one I opened the code and discovered that the t…
Debugging Silent Data Corruption: Timezone Conflicts Across Microservices and the Pitfall of In-App Self-Provisioning
Debugging Silent Data Corruption: Timezone Conflicts Across Microservices and the Pitfall of In-App Self-Provisioning Handling timestamps across het…
Choosing the first ten architecture decisions as a founding engineer – which ones compound and which are cheap to reverse
The situation Say you are the sole engineering hire at a newly‑funded SaaS startup. The product is a React‑Native mobile client backed by a Node.js…
Saku: How I Went From Per-Line KV to 8M Writes/sec in One Week (While Learning C++)
Initial scope was simple: just make it fast. No fsync, no fancy durability. Just raw speed. I was bored. Asked AI "what should I build in C++?" It s…
An agent timeout is not a cancelled action: building Mothership
An agent asks to save a report. The request needs your approval. You step away, the client times out, and the server restarts. When you return, shou…