The notes I would have wanted at fifteen.
Long form pieces on shipping production systems, scaling SaaS, hiring engineers, AI integration, and the engineering decisions behind Yashveer Labs.
799 posts · page 29 of 34
- Backend, APIs, and System Design
The Public API Decision: When to Build One, When to Resist
Working notes on the public api decision: when to build one, when to resist. Written for founders, engineers, and operators who want a clear read on backend, apis, and system design from someone who has shipped the work.
11 min read
- Backend, APIs, and System Design
The API Versioning Strategy That Survives Real World Use
The API versioning approach that keeps customer integrations stable while letting your product move fast. URL versioning, header versioning, and when each is right.
12 min read
- Cross Platform and Mobile Development
The Mobile App Backend: REST vs GraphQL vs tRPC vs Custom
Which API pattern works best for a mobile backend -- and why the answer depends more on your team than your data model.
12 min read
- Cross Platform and Mobile Development
The Mobile App Refresh: Knowing When the UI Has Aged Out
The signals that tell you a mobile app's UI needs a refresh -- and the phased approach that avoids a full rewrite while bringing the app current.
12 min read
- Cross Platform and Mobile Development
The Tablet App Decision: Build, Adapt, or Skip
Tablets sit between phone and desktop in a way that makes every product decision ambiguous. Here is the honest framework for deciding whether to build a dedicated tablet experience, adapt your phone layout, or skip tablets entirely.
12 min read
- Cross Platform and Mobile Development
Why Mobile First Is Now Just \"Mobile Anywhere\"
The phrase \"mobile first\" was useful in 2010 and a slogan by 2018. In 2026, mobile is not first. It is everywhere. The real discipline is designing for the actual context, not for a device hierarchy that no longer matches reality.
12 min read
- Cross Platform and Mobile Development
The Hybrid Mobile Architecture: WebView Heavy Apps in 2026
When to use WebViews in a mobile app, how to make them perform well, and the architectural patterns that keep hybrid apps maintainable.
12 min read
- Cross Platform and Mobile Development
The True Cost of Maintaining a Mobile App Over Three Years
Most founders budget for the build and underestimate maintenance by a factor of two to three. Here is what the actual three year cost looks like broken down by line item.
12 min read
- Cross Platform and Mobile Development
The Mobile App Tech Stack Founders Underrate
The infrastructure decisions founders skip when planning a mobile app -- crash reporting, OTA updates, CI/CD, and deep linking -- and what they cost when missed.
12 min read
- Cross Platform and Mobile Development
The Mobile App Privacy Manifest: What Apple Now Requires
Apple's privacy manifest requirements are now enforced at App Store review. What to declare, how to declare it, and what happens if you miss something.
12 min read
- Cross Platform and Mobile Development
The Mobile Build Pipeline: Fastlane, EAS, and the Path of Least Pain
How to automate iOS and Android builds so the team never manually submits to the App Store again -- and which tool to use for React Native vs. Flutter.
12 min read
- Cross Platform and Mobile Development
The Mobile App Lifecycle Hooks Founders Should Know
App foreground, background, and kill states drive user experience decisions that founders often miss. Here is what each state means for your product.
12 min read
- Cross Platform and Mobile Development
The Mobile App Analytics Stack for 2026
The analytics tools that actually work for mobile in 2026: PostHog for product, Sentry for errors, and a clear event schema that ties them together.
12 min read
- Cross Platform and Mobile Development
The Mobile API: How to Design One That Survives App Versions
Mobile APIs must support old app versions for months after new ones ship. Here is the design pattern that prevents breaking users who have not updated.
12 min read
- Cross Platform and Mobile Development
The Mobile App Onboarding Flow That Converts
The onboarding patterns that reduce drop-off: delay permissions, deliver value before asking for anything, and reach the 'aha moment' in under 60 seconds.
12 min read
- Cross Platform and Mobile Development
Why Most Hybrid Apps Get Rejected From the App Store
Apple's review team has been clear about what they reject and the reasons cluster into a small list. Most hybrid app rejections come from the same handful of mistakes, and most are fixable before submission if you know what to look for.
12 min read
- Cross Platform and Mobile Development
The First Mobile App Build: A Founder's Six Phase Plan
The six phases of a successful first mobile app build -- from framework choice to app store approval -- with the decisions that determine whether each phase goes smoothly.
12 min read
- Cross Platform and Mobile Development
The Hidden Cost of \"Write Once, Run Anywhere\"
The real engineering cost of cross-platform mobile development -- what works, what does not, and the platform-specific work that remains no matter which framework you choose.
12 min read
- AI Integration and Vibe Coding Rescue
The Senior Engineer's Job in an AI Coding World
AI coding tools do not replace senior engineers. They replace the part of a senior engineer's job that was never really the valuable part. What remains is harder, more visible, and more consequential than before.
11 min read
- AI Integration and Vibe Coding Rescue
The Honest Limits of AI Code Generation in 2026
What AI code generation tools actually do well, where they reliably fail, and how to use them without building technical debt you cannot see.
12 min read
- AI Integration and Vibe Coding Rescue
The Real Cost of \"Just Use GPT\": A Postmortem
The decision to just call the OpenAI API and ship feels fast in week one. By month six it has produced latency dependencies, surprise invoices, privacy exposure, and a codebase where the AI layer is too tangled to replace. This is what that actually costs.
13 min read
- AI Integration and Vibe Coding Rescue
Why AI Code Comments Lie and How to Read Them Critically
AI generated code comments describe the code that was written, not the code that exists now. Every edit without a comment update is a lie in waiting. Here is how to read them so you do not get misled.
12 min read
- AI Integration and Vibe Coding Rescue
The AI Privacy Audit: Questions Every B2B Customer Will Ask
The privacy questions enterprise buyers ask before approving AI features. What to prepare, what to document, and how to answer honestly.
12 min read
- AI Integration and Vibe Coding Rescue
The Quiet Cost of AI Infrastructure: GPU Reserved Capacity
GPU reserved capacity is the line item most AI-heavy startups discover too late. By the time throughput requirements become visible, the on-demand price is punishing and the reservation lead times are longer than the runway allows.
12 min read
More than blog posts.
The Labs folder has the experiments themselves. The Systems folder has the stack and architecture. The Journey folder has the timeline. Pick whichever pulls you.