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 6 of 34
- Backend, APIs, and System Design
Query Optimization in PostgreSQL: Real Examples From Real Projects
Slow queries in PostgreSQL are predictable problems with a repeatable diagnostic process. Here are real examples from production systems and the exact techniques that moved the needle.
6 min read
- Comparisons and Vendor Decisions
Pylon vs Plain vs Front for Modern Customer Support
Pylon, Plain, and Front represent three different philosophies on how B2B customer support should work in 2026. Here is how they compare and which one fits which support model.
6 min read
- Cross Platform and Mobile Development
PWA vs Native App: The Decision Every Startup Faces
Progressive web apps promise native-like experiences without app store distribution. Native apps promise platform integration and performance. Here is the honest comparison and how to decide which is right for a specific product.
6 min read
- Cross Platform and Mobile Development
Push Notifications: The Architecture Most Apps Get Wrong
Push notifications that arrive at the wrong time, with irrelevant content, or for the wrong users are worse than no notifications. Here is how to architect a push notification system that users respond to rather than disable.
6 min read
- AI Integration and Vibe Coding Rescue
Prompt Versioning: A Discipline Most Teams Skip
Prompts that are not versioned cannot be improved systematically. Here is how to treat LLM prompts as first-class code artifacts with version control, testing, and deployment discipline.
6 min read
- Performance Optimization
Profiling Production: How to Do It Without Causing Incidents
Profiling production systems reveals performance bottlenecks that staging cannot replicate. Done wrong, it causes the incident it was meant to prevent. Here is how to profile production safely and what to do with the results.
6 min read
- Startup Technical Strategy
Professional Services Engineering: The Discipline Behind Big Contracts
Professional services engineering is the practice of delivering custom technical work within enterprise contracts. Here is what distinguishes professional services from project work, how the billing model differs, and the engineering discipline required to deliver at that scale.
6 min read
- Recruiter and Career Positioning
Pricing Your Engineering Services in 2026
Engineers who undercharge for their services are not being modest. They are making a business decision that attracts price-sensitive clients and creates a ceiling on what they can earn. Here is how to price engineering services in 2026 and how to justify higher rates.
6 min read
- MVP Development and Startup Builds
Pre Launch Wait Lists: Do They Work or Are They Theater?
Waitlists create the appearance of demand without proving it. Here is when a waitlist is genuine demand validation, when it is theater, and how to design one that produces useful signal rather than vanity metrics.
6 min read
- MVP Development and Startup Builds
Pre Build Customer Discovery: 10 Questions That Save Months of Work
Customer discovery before building is the cheapest form of product validation available. Here are the 10 questions that reliably surface the assumptions worth testing and the problems worth solving, without spending a dollar on development.
6 min read
- Comparisons and Vendor Decisions
PostHog vs Mixpanel vs Amplitude in 2026
PostHog, Mixpanel, and Amplitude are the three main product analytics platforms. Each has a different philosophy on data ownership, pricing, and what product insights mean. Here is how they compare in 2026 and which one fits which stage of company.
6 min read
- Backend, APIs, and System Design
PostgreSQL vs Supabase vs Neon vs Planetscale
Self-managed PostgreSQL, Supabase, Neon, and PlanetScale each represent a different tradeoff between operational control and managed convenience. Here is how to evaluate them for a production SaaS product.
6 min read
- Backend, APIs, and System Design
PostgreSQL vs MySQL vs MongoDB for a New SaaS in 2026
Most new SaaS products should use PostgreSQL. The cases for MySQL and MongoDB exist but are more narrow than their market share suggests. Here is the honest comparison and what actually drives the decision.
6 min read
- SaaS Architecture and Scaling
PostgreSQL Performance at Scale: The Tweaks That Move the Needle
PostgreSQL performance problems at scale almost always trace back to missing indexes, wrong query plans, and misconfigured memory settings. Here is what actually moves the needle and what is usually a waste of time.
6 min read
- DevOps, Deployment, Infrastructure
Point in Time Recovery: A Founder's Insurance Policy
Point in time recovery (PITR) is the ability to restore a database to any moment in the past, not just to the last backup. Here is how it works, what it costs, and why every SaaS product should have it before they need it.
6 min read
- Comparisons and Vendor Decisions
PlanetScale vs Supabase vs Neon vs Aurora Serverless
Serverless database platforms promise to eliminate database operations. PlanetScale, Supabase, Neon, and Aurora Serverless each make different architectural bets. Here is how they compare and which fits which type of project.
6 min read
- SaaS Architecture and Scaling
Plan Upgrades and Downgrades: A Billing Architecture Story
Handling plan changes mid-billing-period is one of the most underestimated engineering problems in SaaS billing. Here is how to architect upgrade and downgrade flows that are correct, predictable, and fair to customers.
6 min read
- Comparisons and Vendor Decisions
Pipedrive vs HubSpot vs Close for Founder Led Sales
Pipedrive, HubSpot, and Close are the three CRMs that founders most often evaluate for early-stage B2B sales. Here is how they compare on the use cases that matter for a team of one to five doing founder-led sales.
6 min read
- Security, Auth, and Compliance
Personally Identifiable Information in Logs: A Cleanup Playbook
Most SaaS applications log more PII than they should. Here is how to audit what personal data is in your logs, which fields to remove or redact, and how to prevent future PII from entering the logging pipeline.
6 min read
- Performance Optimization
Performance as a Feature: A Founder's Case
Performance is not a technical requirement separate from product features. It is a product decision that affects user acquisition, retention, and revenue. Here is the business case for treating speed as a feature, not as engineering overhead.
6 min read
- Software Costs and Budgeting
Per Seat vs Per Usage Pricing: Cost Implications for Buyers
Per-seat and per-usage pricing create very different cost trajectories for buyers. Understanding which model works in your favor requires knowing your usage patterns, team size, and how each model scales as the business grows.
6 min read
- Software Costs and Budgeting
Per Hour vs Per Project: Pricing Models Explained
Hourly and project-based pricing are the two primary models for software development services. Each allocates risk differently between client and developer. Here is how to choose, when each works, and what the real cost difference is for buyers.
6 min read
- Security, Auth, and Compliance
Penetration Testing for Startups: Cost, Scope, and Cadence
Penetration testing is required by enterprise buyers, security certifications, and good judgment. Here is what a real penetration test includes, what it costs for a startup, when to commission one, and how to extract maximum value from the findings.
6 min read
- Security, Auth, and Compliance
PCI DSS for SaaS Touching Payments: Patterns to Avoid the Trap
PCI DSS compliance is required for any product that processes, transmits, or stores cardholder data. Here is how to reduce your compliance scope to the minimum and which architecture patterns avoid the most expensive compliance requirements.
6 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.