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Software Engineer Web & Cloud Technical Content Creator

Chike Ozulumba

Experienced Full-stack Engineer in full software development lifecycle, from concept to deployment and maintenance, having specialised in creating innovative solutions for Fintech, MedTech, and Edtech industries. Strong communicator and team player, adept at collaborating with cross-functional teams to deliver high-impact projects.

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Recent writings

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How I built a privacy-conscious, Claude-powered bank statement analyzer in a weekend — the architecture, the extraction pipeline, and the security decisions that came with handling real financial data.

Spendy: Turning a Pile of Bank Statement PDFs Into an Actual Spending Picture

How I built a privacy-conscious, Claude-powered bank statement analyzer in a weekend — the architecture, the extraction pipeline, and the security decisions that came with handling real financial data.
ai claude fintech Project ↗
Building a Claude-powered mood-to-playlist finder on Cloudflare Workers — search-phrase generation, round-robin ranking, and why a single Worker can serve both the app and the API.

Mood Music: Describe Your Mood, Get Real Spotify Playlists

Building a Claude-powered mood-to-playlist finder on Cloudflare Workers — search-phrase generation, round-robin ranking, and why a single Worker can serve both the app and the API.
ai claude spotify Project ↗
This article walks you through the process of migrating an existing Express.js API to Cloudflare Workers, providing a comprehensive guide to the process.

Migrate an Express.js API to Cloudflare Workers

This article walks you through the process of migrating an existing Express.js API to Cloudflare Workers, providing a comprehensive guide to the process.
cloudflare workers expressjs
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Things I've built

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Live Upload a bank statement PDF and get a real spending picture back — Claude extracts, categorizes, and summarizes every transaction, privately.

Spendy

Upload a bank statement PDF and get a real spending picture back — Claude extracts, categorizes, and summarizes every transaction, privately.
claude react hono
Live Describe your mood in a sentence and get back real, existing Spotify playlists that fit it — powered by Claude and running entirely on Cloudflare Workers.

Mood Music

Describe your mood in a sentence and get back real, existing Spotify playlists that fit it — powered by Claude and running entirely on Cloudflare Workers.
claude spotify cloudflare-workers