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Engineering & product playbooks
Hands-on playbooks, decision frameworks, and case studies from the team building AI-native products at CodeNicely.
Migrate a Live Webhook-Heavy Integration Without Dropping Events
A field-tested playbook for engineering leads who need to swap the upstream provider or re-platform a webhook receiver while events, retries, and stateful processing are all in flight. The failure mode nobody warns you about: post-cutover retry storms that create silent duplicates.
Vector Search Is Not Semantic Search (And the Difference Will Break You)
Vector search finds the nearest embedding in high-dimensional space, which means a typo and the correct SKU can be neighbours. That's why your users are getting confident, wrong answers to queries your old keyword search handled fine.
Your Pilot Worked Because You Controlled the Data
A pilot doesn't prove your model works. It proves your model works on the data you unconsciously curated. Here's how to tell whether your production failure is the vendor's fault, your data's fault, or a scoping mistake you made six months ago.
Monolith vs. Microservices: A Decision Framework for Growing SaaS
Deployment pain and merge conflicts feel like a signal to split your monolith. Often they are a signal to fix your monolith. Here is how to tell the difference.
Loan Onboarding Automation: The Edge-Case Cheatsheet
Most loan onboarding automation breaks not because of bad models, but because it lacks explicit states for messy inputs. Here is the cheatsheet for the edge cases that fill your exception queue.
Questions to Ask Before Hiring an AI Integration Partner
Most AI vendor proposals sound identical. These are the questions that reveal which partner has actually shipped a model into a live business operation — and which one is running a demo shop.
Trace a Slow Multi-Tenant Query Back to One Tenant's Data
Your slow-query log shows the template but hides the tenant. Here's a runnable postgres tutorial to trace a p99 spike back to the exact tenant, filter shape, and RLS policy causing it.
5 Mistakes Teams Make When Automating Freight Pricing
Your automated pricing engine looked sharp in staging and is quietly losing money in production. Here are the five failure modes we keep seeing in freight rate management systems — and how to recover before Q4.
Top Digital Transformation Companies in the US for SMBs
A working guide to the real vendor categories serving US SMB digital transformation — Big-4 consultancies, regional integrators, freelancers, and AI-first product studios — and which one actually fits a 50–500 person operation.
The BFF Pattern: One API Gateway Is Slowly Killing Your App
Your single shared API is over-fetching for mobile, under-fetching for the dashboard, and leaking your domain model to partners. Here's why the BFF pattern solves a change-cadence problem, not a payload problem — and when it's the wrong move.
How to Cut Over a Live Logistics Integration Without Losing Shipments
A step-by-step playbook for replacing a live TMS or carrier API layer without a maintenance window. Written for freight and 3PL operators who cannot pause trucks, bookings, or in-transit status events during cutover.
How to Hire a Software Development Partner in Dubai
Ask prospective Dubai software partners one question: show me how your data architecture handled UAE PDPL residency on a live production system. Their answer tells you whether they've actually delivered in the GCC or just added 'Dubai' to their services page.