Software development & AI engineering blog · RaftLabs

We build. Then we write about it. In that order.

Honest write-ups on AI development, architecture decisions, and the tradeoffs nobody talks about in polished case studies.

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Recent work

Voice AI · Research

Text-based interviews converted to automated phone calls

6× deeper insights

AI Automation · Ops

Manual invoice OCR across 40+ gas stations

20k+ txns day one

Loyalty · Retail

SuperValu & Centra loyalty platform with receipt validation

1,062 users in 4 weeks

SaaS · Logistics

Multi-carrier shipping hub for Indonesian eCommerce

2,000+ shipments yr 1

4.9 / 5 on ClutchSee all work

Live streaming interface showing a broadcaster and live chat overlay on a monitor

Build & Ship

How to Build an App Like Twitch: Live Streaming Platform Architecture

Twitch looks like a video player with chat. Under the hood it is an infrastructure problem: RTMP ingest, real-time transcoding, CDN delivery to thousands of concurrent viewers, and WebSocket chat at scale. Here is what to build first, what to skip, and why live streaming costs more than most founders expect.

2 Jun 2026

Laptop screen showing a local business discovery and review platform with star ratings and map view

Build & Ship

How to Build an App Like Tripadvisor (Reviews and Discovery Platform)

Tripadvisor earns $1.5B/year on 860M reviews. The real opportunity is vertical: doctor directories, contractor ratings, regional hotel portals. Here is what it takes to build one -- data model, fraud defense, ranking, and real costs.

1 Jun 2026

Restaurant manager reviewing POS dashboard on tablet - how to build an app like Toast

Build & Ship

How to Build an App Like Toast (Restaurant POS)

Building a Toast-like restaurant management system costs $100,000–$170,000 and takes 16–20 weeks. Here is what you actually need to build, what it costs per surface, and who should consider doing it.

31 May 2026

HR director reviewing employee onboarding automation dashboard

Operations & Automation

HR Automation Software: What to Automate, What to Buy, and What to Build

HR teams spend 73% of their time on administrative tasks that software could handle. The question is not whether to automate — it is which workflows to buy off-the-shelf and which to build custom. Here is the decision guide.

31 May 2026

local contractor reviewing a job estimate on a tablet at a residential worksite - how to build an app like Thumbtack

Build & Ship

How to Build an App Like Thumbtack: Local Services Lead Marketplace

Thumbtack charges pros $3-$50 per lead, not a commission on completed jobs. That distinction changes your entire data model and payment architecture. Here is how the lead-gen marketplace works -- and what it costs to build one.

30 May 2026

Build & Ship

How to Build an Online Course Platform Like Teachable

Teachable charges $39-$299/month plus a 5% transaction fee on the free plan. A creator at $10K/month pays $500-$900/year in fees alone. Scale to $100K/month and you're paying $5,000+ every month to a platform you don't own.

29 May 2026

Financial compliance professionals reviewing documents and transaction data at a meeting table

Industry Playbooks

AI agents for KYC and AML automation: What fintech teams get wrong

A full KYC review takes 7-10 days manually. An AI agent cuts that to under 10 minutes. Here's what to build, how to build it compliantly, and where teams go wrong.

28 May 2026

Build & Ship

How to Build an App Like Substack: Newsletter Platform Architecture

Substack takes 10% of paid subscription revenue. A newsletter doing $20K/month sends $2,000 to Substack every month. Here's the full architecture for building a newsletter platform you own outright.

28 May 2026

Developer reviewing payment infrastructure architecture diagram on monitor

Build & Ship

How to build an app like Stripe: marketplace payment infrastructure explained

Nobody is rebuilding Stripe. But thousands of marketplace platforms, on-demand apps, and financial services companies need Stripe-level payment infrastructure: split payments, payouts, escrow, and subscription billing. Here is what that build actually looks like.

27 May 2026

Runner checking fitness tracking app on smartphone during outdoor training

Build & Ship

How to Build an App Like Strava: The Builder's Guide

Strava has 120M users. But running shoe brands, gym chains, and event organizers don't want their athletes on someone else's platform. Here's how to build the fitness tracking app your brand actually owns.

26 May 2026

Build & Ship

How to build a telemedicine app: Architecture, compliance, and cost

Building a telemedicine app means navigating HIPAA, video infrastructure, EHR integrations, and multi-state licensing. Here is how to do it without the costly mistakes.

25 May 2026

Build & Ship

White label AI development: what it is, what it costs, and when to build custom

Agencies reselling white-label AI charge $300-500/month per client and keep 50-75% margins. But off-the-shelf platforms cap out at generic use cases. Here's how to pick the right model for your situation.

25 May 2026

Travel and Hospitality

AI Chatbots in Hospitality Industry: Implementation Guide, ROI & Best Practices 2026

Hotels using AI chatbots cut front-desk call volume by 25-40% and reduce OTA dependency. Here's what actually works, what fails, and how to implement it.

25 May 2026

Build & Ship

MCP server development: Build AI-accessible tools

Your internal APIs are invisible to AI agents until you wrap them in MCP. This guide covers tool definitions, handlers, transport, and production patterns.

25 May 2026

Creator at a desk selling digital products online through a custom storefront

Build & Ship

How to Build an App Like Gumroad (Digital Product Sales Platform)

Gumroad takes 10% of every sale. A creator making $200K/year pays them $20K. For $80K–$130K, you own the platform and keep every dollar. Here is how to build it.

25 May 2026

AI development cost breakdown by solution type

Artificial Intelligence

AI development cost: what you'll actually pay in 2026

AI development costs range from $8K for a simple chatbot to $500K+ for custom ML models. Get the real numbers by solution type, team structure, and LLM choice.

25 May 2026

fleet dispatcher monitoring real-time vehicle locations on a multi-screen operations dashboard

Build & Ship

How to Build an App Like Samsara (Fleet Management)

Samsara charges $27-$33 per vehicle per month. A fleet of 100 trucks pays up to $39,600 a year. Here is what it takes to build your own fleet management platform, what it actually costs, and who should do it.

25 May 2026

Industry Playbooks

From inventory nightmares to automated retail operations

Retail chains manage thousands of SKUs across hundreds of locations with razor-thin margins. AI agents handle inventory allocation, dynamic pricing, and store operations - decisions that compound into millions in margin improvement.

25 May 2026

Field service dispatcher reviewing technician job board on desktop computer

Build & Ship

How to build an app like ServiceTitan: field service software breakdown

ServiceTitan costs a 30-technician HVAC company $12,000-$20,000 a year. A custom field service platform costs $80,000-$140,000 to build once and owns the workflow your way. Here is exactly what to build, how long it takes, and when custom wins.

25 May 2026

Build & Ship

9 things we learned building loyalty platforms at scale

After shipping loyalty systems for retailers, restaurant groups, and e-commerce brands, the same problems appear in every project. Here's what the off-the-shelf platforms won't tell you - and how to avoid the decisions that cost six months in year two.

25 May 2026

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Every article here came from a real project. If you're dealing with a workflow problem, a legacy system, or an idea that needs software to become real, tell us about it. We'll tell you what it would take.

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