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Case Studies

Deep dives into products I've built, problems I've solved, and lessons learned along the way.

Open Source•2025•12 min read

Building fastify-satim: Drop-in SATIM Payment Integration for Fastify

Transforming repetitive payment boilerplate into a plug-and-play Fastify plugin

TypeScript
Fastify
Fintech
Plugin
Open Source
Payments
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Nemra•2025•14 min read

Building a Hybrid OCR + LLM Document Classification Pipeline

How I learned that OCR alone wasn't enough for financial document processing at Nemra

Python
LLM
OCR
AI
Document Processing
Fintech
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Open Source•2025•10 min read

Building SATIM-TS: My Journey to a Reliable Payments SDK

Transforming painful payment integrations into a seamless developer experience

TypeScript
Fintech
SDK
Open Source
Payments
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Nemra•2025•8 min read

How We Made a Saudi Contractor ZATCA-Compliant - Without Replacing Their Software

When a compliance deadline meets legacy software, the answer isn't always migration.

E-Invoicing
ZATCA
Compliance
Fintech
Saudi Arabia
Construction
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