Joseph Calitoy

AI Consultant | Fractional CTO | Tech Blogger | Founder Advisor | San Diego, CA

Joseph Calitoy is an AI Consultant, Fractional CTO, and tech blogger based in San Diego, California. He is the founder of the Calitoy Media Network, a 5-site publishing network covering art, technology, spirituality, humor, and women in business. He writes about AI, DevOps, cloud infrastructure, mobile user acquisition, and developer tools at Opened Terminal.

Areas of Expertise

AI / Machine Learning

LLM infrastructure, AI-powered content generation, semantic search, and AI-native app discovery.

DevOps & Cloud

Cloudflare Workers, KV storage, automated deployment pipelines, serverless architecture.

3D / WebGL

React Three Fiber, Web Audio API, 3D commerce experiences for musicians and artists.

Mobile UA

App store optimization, AI ecosystem discovery, privacy-first acquisition, retention strategies.

Content Networks

Automated publishing, SEO architecture, affiliate monetization, cross-network linking.

Developer Tools

TypeScript, Python, Node.js, Vite, API design, automation pipelines.

Research & Publications

Mobile User Acquisition and the Impact of AI Ecosystems

A 12-part research paper examining how AI ecosystems (Apple Intelligence, Google Gemini, generative AI apps) are reshaping mobile app discovery, acquisition costs, and the economics of growth. Covers global UA spend ($78B in 2025), CPI benchmarks, privacy reset, AI-powered ad production, and strategic frameworks for founders.

12 PartsMobile UAAI EcosystemsApp DiscoveryPrivacy

Active Projects

Tech Stack

TypeScriptReactReact Three FiberWeb Audio APICloudflare WorkersPythonNode.jsViteTailwindCSSWranglerKV Storage

Connect

Background

USAF veteran. Based in San Diego, CA. Builds in public, ships weekly. Believes the future of media belongs to developer-founders who can code, write, and deploy without waiting for permission.

Recommended

Site Reliability Engineering Site Reliability Engineering

Google's SRE practices and principles

System Design Interview System Design Interview

Alex Xu on system design prep

Accelerate Accelerate

Forsgren, Humble, Kim on DevOps metrics

The Pragmatic Programmer The Pragmatic Programmer

20th Anniversary Edition, Hunt and Thomas

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Clean Code Clean Code

Robert C. Martin on software craftsmanship

Deep Learning Deep Learning

Ian Goodfellow, Yoshua Bengio, Aaron Courville

Designing ML Systems Designing ML Systems

Chip Huyen on ML production systems

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