Jason McCarthy - AI Automation | ContraWork by Jason McCarthy
Jason McCarthy

Jason McCarthy

AI Workflow Creator

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Multilingual AI Video Pipeline Roles: AI Developer · Automation Engineer Tools: Claude Code · ElevenLabs · Nano Banana · Kling · CapCut API · Higgsfield The Problem Producing video content across multiple languages requires multiple tools, multiple workflows, and significant manual effort at every step. What I Built An end-to-end automated video production pipeline that generates two fully produced videos in two languages from a single Claude Code slash command — no GUI tools in the loop. The pipeline handles: Script generation via Claude Voice synthesis in Traditional Chinese (Taiwanese) and English (British accent) via ElevenLabs Image generation via Nano Banana Animation via Kling Final assembly and captions via CapCut API Result One shared codebase produces two channels in two languages from one template. One slash command. Zero manual steps. Tested on a cat behaviour education series published to Traditional Chinese and English audiences simultaneously.
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3. Music Visualiser + Lyric Captions Tool Roles: AI Developer · Claude Code Builder Tools: Claude Code · Node.js · Express · FFmpeg · Groq Whisper API · @napi-rs/canvas The Problem A music video creator was paying monthly subscriptions for multiple tools to handle visualisations and lyric captions — and still wasn't getting exactly what they needed. What I Built A fully custom local web app (Node.js + Express) with two production-ready features: Music Visualiser Drag in an audio file, background, and logo. The tool detects kick-drum hits via audio onset analysis, then renders an MP4 where the logo pulses, glows, shakes, and emits gold particles in sync with the beat. Supports landscape, square, and vertical formats up to 60fps with live render progress via server-sent events. Lyric Captions Auto-transcribes audio with Groq Whisper, generates word-level timestamps, and burns karaoke-style highlighted captions directly into the video using FFmpeg. Full editor included for timing fixes and style customisation. Result The client replaced multiple paid subscriptions with a free, fully local tool built to their exact workflow. Zero ongoing costs. Built entirely with Claude Code.
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Cover image for 2. AI Wiki — Living
2. AI Wiki — Living Knowledge Graph Roles: Automation Engineer · AI Systems Builder Tools: n8n · Claude API · Obsidian · Web Scraping The Problem The AI tools and creator landscape moves too fast to track manually. Keeping up with who's building what, which tools connect, and how the ecosystem maps together was impossible without a system. What I Built An automated AI wiki using n8n and Claude that continuously scrapes, summarises, and maps the AI ecosystem into an Obsidian knowledge graph. Every node is a tool, creator, or concept. Every connection is a real relationship. The graph updates automatically as new content is published. Result A living, searchable map of the AI ecosystem — hundreds of interconnected nodes covering tools, creators, workflows, and platforms. Zero manual curation.
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Cover image for 1. Agentic SEO System —
1. Agentic SEO System — DigiNo.org (http://DigiNo.org) Roles: Automation Engineer · AI Systems Builder Tools: n8n Cloud · Claude API · WordPress REST API · Airtable · Google Search Console API · Contra MCP · Kit Email API External link: https://digino.org The Problem Publishing AI content at scale without fabrication, without keyword maintenance, and without manual work. Most AI content pipelines either make stuff up or break the moment a new tool launches. What I Built A fully autonomous multi-agent SEO content engine — 8 chained n8n workflows running on schedule with zero human intervention. The 8 Agents Bulk Loader (Daily) — Fetches top 1,000 trending templates from n8n.io (http://n8n.io) Enrichment Agent (Every 6hr) — Semantic AI classification + income angle tagging Contra Aggregates (Weekly) — Pulls real freelancer demand data via MCP Daily Publisher (Weekly) — Writes 25 SEO posts via Claude, schedules to WP Tool Page Creator (Weekly) — Auto-generates /tools/<slug>/ pages for new tags Tool Description Filler (Daily) — Grounds tool descriptions in real template content Tools Recount (Weekly) — Refreshes tool → workflow counts Tools Page Refresh (Daily) — Live-syncs directory from Airtable Anti-Fabrication Architecture Claude is blocked from inventing freelance demand stats. The publisher injects only real, sourced data pulled from the live Contra marketplace via MCP — with a dated citation in every post. Semantic Tool Detection Claude semantically classifies each template's AI tools during enrichment — no hardcoded keyword lists. When Higgsfield, Nano Banana, or any new tool launches, it's auto-classified within 6 hours with zero code changes. Results (First 30 Days) 35 SEO posts live, 27 more scheduled in queue 53 tool directory pages auto-generated (up from 1) 507 templates ingested, 421 auto-classified (83%), 145 tools tracked 12 legacy pages rebuilt + migrated with SEO equity preserved 1,452 → 41 tags (97% taxonomy noise eliminated in ~10 min) 20K impressions/day peak in Google Search Console within 10 days of launch 25 posts/week sustained cadence — 12 weeks of runway in queue
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