@syncoders

Syncoders

@syncodersBangalore, IndiaJoined October 2026

Tested starter kits for Stripe webhooks, Next.js SaaS and AI video pipelines

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Syncoderssyncoders.hashnode.dev2 posts

Building an AI Shorts pipeline with ffmpeg: 9:16, Ken Burns zoom, captions that match the voice

TL;DR Ask an LLM for a scene plan in JSON, and check every field before you use it. Crop each image to 9:16 first, then add a slow zoom with ffmpeg's zoompan filter. Make each scene as long as its vo

3d ago · 13 min readsyncoders.hashnode.dev

7 ways Stripe webhooks break in production (and the code that fixes each)

TL;DR Check the signature on the raw request body, never on re-built JSON. Stripe can send the same event twice. Save each event ID first and skip repeats. Return 200 only when the work is really don

4d ago · 16 min readsyncoders.hashnode.dev

Syncoders

About

Available for

Syncoders's blogs

Building an AI Shorts pipeline with ffmpeg: 9:16, Ken Burns zoom, captions that match the voice

7 ways Stripe webhooks break in production (and the code that fixes each)

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Syncoders

About

Available for

Syncoders's blogs

Building an AI Shorts pipeline with ffmpeg: 9:16, Ken Burns zoom, captions that match the voice

7 ways Stripe webhooks break in production (and the code that fixes each)