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Insights

Notes from people who ship

Engineering write-ups from the team, seeded by whoever actually built the thing being described.

12 Nov 20263 min
App Onboarding: The First Two Minutes
Onboarding is not a tour of the app. It is the shortest path to the first moment the app is useful.
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11 Nov 20263 min
Building Apps for Users in Bangladesh
An app designed on a fast connection and a flagship phone meets a different reality in a Dhaka bus or a district town.
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10 Nov 20264 min
Integrating bKash and SSLCommerz in a Mobile App
The payment screen is the easy part. Confirming the money on your own server is what keeps orders and payments in step.
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9 Nov 20263 min
Taking Over an App Another Team Built
Before anyone promises new features on an inherited app, someone has to find out whether it builds.
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5 Nov 20264 min
What App Maintenance Actually Involves After Launch
Launch is the beginning of an app’s life, not the end of its costs. This is what keeps it working, and what happens when nobody does it.
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4 Nov 20264 min
Hiring Flutter Developers: What to Check Before You Commit
Most Flutter developers can build a screen. Fewer can ship an app and keep it healthy. These are the checks that tell them apart.
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3 Nov 20263 min
Writing an App Brief That Gets Accurate Estimates
Quotes that differ five-fold usually describe five different apps. A good brief makes everyone price the same one.
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2 Nov 20264 min
A Full Project or Engineers in Your Team? How to Choose
Both work. They fail in different ways, and the right choice depends less on budget than on who will own the decisions.
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23 Oct 20263 min
Keeping LLM Costs Under Control in Production
Cost per successful outcome, not cost per call. A cheaper model that needs two attempts is not cheaper.
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23 Oct 20263 min
Local-First and Encrypted: Building Apps That Cannot Leak
An architecture where the data never reaches you does not depend on anyone's conduct.
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23 Oct 20263 min
CI/CD for Mobile, Without the Release-Day Panic
Your rollback is halting the rollout and shipping a fix forward through review.
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23 Oct 20263 min
Mobile Subscriptions Are a State Problem, Not a UI Problem
Designing as though your database is authoritative produces users who paid and cannot access what they bought.
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23 Oct 20263 min
Multi-Tenant Postgres: Choosing a Pattern You Can Live With
Row-level security turns "remember to filter by tenant" from a convention into an enforced constraint.
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23 Oct 20263 min
Offline-First Mobile: The Real Trade-offs
Users tolerate delay they can see and distrust apps that silently lose work.
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23 Oct 20263 min
Agents or Workflows? Knowing Which You Need
If you can draw the flowchart, build the flowchart.
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23 Oct 20263 min
Prompt Injection Is an Architecture Problem
Assume the model will at some point follow instructions it found in content. Then ask what it could do.
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23 Oct 20264 min
RAG in Production: What Actually Breaks
A production RAG system is mostly a search system with a language model on the end. Teams that treat it that way get systems that hold up.
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23 Oct 20263 min
RAG or Fine-Tuning? A Decision Guide
Most teams discover they have a knowledge problem wearing a behaviour problem's clothes.
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23 Oct 20263 min
Choosing a Vector Database (You Probably Need Postgres)
Measure. Move to specialised infrastructure when you have a measurement that says you must.
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23 Oct 20263 min
Workflow Automation That Survives Contact With Reality
Automation that halves the easy cases and doubles the hard ones is a loss.
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23 Oct 20263 min
On-Device AI: When the Round Trip Is the Wrong Architecture
"Your data never leaves the device" is an architecture. "We do not store your data" is a policy.
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23 Oct 20263 min
App Store Optimisation That Compounds
Install volume is a vanity number if those users leave within a week.
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23 Oct 20263 min
The App Store Rejections That Catch Teams Repeatedly
App review is a system you depend on and do not control, with a variable response time. Plan for it accordingly.
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23 Oct 20263 min
Choosing a Software Development Partner in Bangladesh
The difference between a good engagement and a bad one is rarely rate. It is whether you checked the right things.
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23 Oct 20263 min
Core Web Vitals as an Engineering Budget
A full-screen intro animation is an LCP of however long the animation runs.
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23 Oct 20263 min
What Does It Cost to Build a Mobile App?
A quote that asks hard questions first is more likely to be accurate than one that gives a confident number immediately.
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23 Oct 20263 min
How to Actually Evaluate LLM Output
A prompt is code. Changing it should trigger the same evaluation suite as changing a function.
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23 Oct 20263 min
Flutter or React Native in 2026
Anyone who tells you one is simply better has not shipped enough of both.
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