Engineering Case Studies

Deep dives into system architecture, technical trade-offs, and production engineering decisions.

Real-Time SystemsJuly 2026

Designing a Real-Time Architecture for a Ride-Sharing Platform

Ride-sharing depends on far more than WebSockets. This case study explores how ride dispatch, private offers, carpools, chat, payments, and presence were coordinated through a unified real-time architecture.

EpicRides
15 min read
Distributed SystemsJuly 2026

Designing a Real-Time Carpool Matching System

How drivers published multi-stop routes while passengers were intelligently matched, ranked, and coordinated through a real-time booking lifecycle.

EpicRides
16 min read
Real-Time SystemsJuly 2026

Designing a Real-Time Ride Dispatch System

How nearby drivers were discovered, filtered, and dispatched in real time while ensuring every ride could only be accepted once.

EpicRides
13 min read
MessagingJuly 2026

Designing a Seamless Web-to-SMS Conversation Flow

How we allowed conversations to continue seamlessly from a website chat into SMS while maintaining a single unified conversation history.

Enterprise Lead Generation Platform
15 min read
Distributed SystemsJuly 2026

Designing Automated Telephony Provisioning for Multi-Tenant SaaS

How we automated phone number provisioning for every tenant while keeping onboarding reliable, repeatable, and fully asynchronous.

Enterprise Lead Generation Platform
14 min read
Distributed SystemsJuly 2026

Designing Reliable Background Processing

How long-running operations such as campaign delivery, recipient tracking, and automated retries were designed to execute reliably without impacting user-facing request latency.

Resvor
16 min read
Financial SystemsJuly 2026

Evolving from Direct Payments to an Internal Financial Platform

How an initial direct Stripe payment flow evolved into an internal financial platform supporting wallets, escrow, delayed settlement, disputes, and Stripe Connect payouts.

Resvor
18 min read