Tech Stack
Practical tools across product design, web and desktop engineering, analytics, automation, and local-first systems.
Languages & Runtimes
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TypeScript
Typed application and site code across the product family.
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JavaScript
Legacy and tooling runtimes where TypeScript is not required.
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Python
Local AI services, knowledge pipelines, and FastAPI backends.
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Go
High-performance APIs, services, and CLI tooling with efficient concurrency.
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Shell
Bash automation for sync scripts, release gates, and operator tooling.
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HTML5
Semantic markup for marketing pages and legacy product shells.
Frontend & UX
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Svelte
Svelte 5 runes and SvelteKit 2 for product UIs.
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React
Product surfaces that ship on the React / Next.js stack.
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Next.js
React framework with SSR, file-based routing, and edge runtime.
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Vite
Fast bundler and dev server for SvelteKit and frontend toolchains.
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Tailwind CSS
Utility styling paired with the Desisy / TailSys color system.
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CSS3
Cascade layers, custom properties, and layout for brand chrome and specimens.
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Three.js
3D graphics for interactive experiences.
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Recharts
React chart library for analytics product surfaces.
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i18n
Internationalization for multilingual product interfaces and content.
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Inkscape
Vector editor for preparing SVG brand and interface assets.
Backend & Data
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FastAPI
HTTP APIs for local and cloud product services.
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PostgreSQL
Primary relational store for operator and analytics products.
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TimescaleDB
PostgreSQL extension for time-series metrics, aggregates, and compression.
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SQLite
Embedded storage for local-first and air-gapped workflows.
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Supabase
Managed Postgres and auth where a hosted data layer fits.
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Qdrant
Vector search for semantic retrieval on device and in lab stacks.
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Docker
Containerized local services (Qdrant, API daemons, compose stacks).
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Upstash
Serverless Redis for caching, rate limits, and event-driven workloads.
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LiteLLM
LLM gateway for model routing, fallback, and provider abstraction.
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Resend
Transactional email for contact and lead forms.
AI & ML
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Claude
Frontier models for product features and agent workflows.
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Cursor
AI-native IDE for agent-assisted product and site engineering.
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Grok
xAI models for agent reasoning and real-time data workflows.
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Ollama
Local model runtime for private embedding and generation.
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Gemma 4
Open chat and assistant models in local and lab stacks.
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Qwen 2.5
Multilingual query cleanup and generation in local stacks.
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BGE Embedder
Multilingual dense and multi-vector embeddings for retrieval.
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Jina Reranker
Cross-encoder reranking before documents reach the LLM.
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Pandas
Tabular analysis and pipeline transforms for analytics workloads.
Apps & Native
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Tauri
Desktop shells for local-first tools.
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Rust
Native performance layer behind Tauri shells and systems tooling.
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Swift
Apple-platform code for macOS-native product surfaces.
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Xcode
Apple IDE and toolchain for Swift and macOS app builds.
Testing & Quality
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Playwright
End-to-end smoke and interactive coverage for shipped routes.
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Vitest
Unit and component tests for lib, scripts, and Svelte surfaces.
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pytest
Python test suites for APIs, pipelines, and local AI services.
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ESLint
JavaScript and TypeScript lint gates in CI and local verify.
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Prettier
Shared formatting for site and product repositories.
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ruff
Fast Python lint and format checks for service repositories.
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QACSY
Browser automation, sitemap builds, and visual QA MCP tooling.
Analytics & SEO
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Microsoft Clarity
Session recordings, heatmaps, and behavior insights on marketing sites.
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Google Analytics
Web analytics for traffic, acquisition, and conversion measurement.
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Vercel Analytics
Edge performance and audience metrics for Vercel-hosted apps.
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Search Console
Search indexing, query performance, and coverage diagnostics.
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Ahrefs
Backlink, keyword, and competitive SEO research for product sites.
DevOps & Deployment
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GitHub
Source control and collaboration across the product family.
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GitHub Actions
CI/CD workflows for build, verify, and release gates.
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Vercel
Edge hosting and prerendered deploys.
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Render
Managed hosting for web services, workers, cron, and databases.
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Docker Compose
Multi-service orchestration for local and staging stacks.
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Cloudflare
DNS and edge options across product domains.
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Cloud VPS
Self-hosted infrastructure for private and air-gapped deployments.