Alexander Synaptic

Senior Software Engineer · AI-Augmented, Full-Stack-Leaning

Taichung, Taiwan

Senior software engineer with 7+ years shipping production React and TypeScript applications and websites, now working as an AI-augmented developer building real, ambitious projects with Claude Code. Front-end is home base, with capabilities across the stack (Node, Postgres, Docker, and self-hosted infrastructure). A background in the biological sciences brings analytical rigor to messy problems. Open to remote full-time or freelance roles with startups worldwide.

Skills

  • Front-end:TypeScript, React, Astro, Tailwind, MDX, Zustand, Tanstack Query, React Hook Form, Zod, MapLibre, Emotion / CSS-in-JS
  • Back-end & Infra:Node, Postgres, MySQL, Nginx, Docker, Self-hosted VPS
  • AI & Agentic:Claude Code, Cursor, Subagents & multi-agent workflows, Embeddings, Transformers.js
  • Tooling & Testing:Vite, Vitest, Playwright, Storybook, ESLint, Figma, i18n, Git

Experience

Independent, AI-Augmented Software Engineer

October 2025–Present
  • Reoriented my practice around agentic engineering: shipping real projects end-to-end with Claude Code and Cursor, authoring custom subagents, MCP servers, slash-command skills, and multi-agent workflows
  • Designed and built synapticism.com, an Astro + Tailwind v4 publication with a custom content pipeline (Remark/Rehype plugins, MDX components) held to a strong accessibility and performance bar
  • Developed repeatable AI-augmented workflows for research, code review, and design iteration that compound the output of a solo developer
  • Provisioned and operated self-hosted production infrastructure on a single VPS with Docker, Nginx, and Postgres

Crescendo Lab, Senior Front-end Engineer

November 2021–October 2025
  • Designed and implemented a node-based workflow automation canvas and accompanying performance dashboard with ReactFlow
  • Built a marketing analytics dashboard with interactive data visualizations and large, sortable data tables
  • Modernized a large legacy React codebase through incremental adoption of TypeScript, ESLint, Zod, and a typed RESTful API contract
  • Worked closely with product designers in Figma; shipped UI faithful to mockups and pushed back to refine unworkable requirements
  • Established reusable component patterns and design-system foundations with Emotion, Storybook, and Chromatic

Projects

Spectral Codex: Interactive geospatial database and travel photography journal

GitHub
  • Large-scale (10,000+ page) Astro project built with Tailwind V4
  • React-based mapping layer with clustering and filtering built with MapLibre GL, Protomaps, Duck DB, and Overture Maps
  • Integrated a custom image proxy server with Nginx caching and Docker deployment to drastically reduce build times
  • Vector-based content recommendations using embeddings derived from Transformers.js
  • Custom Remark/Rehype plugins and MDX components for advanced content authoring and hyperlinking

Education

University of Toronto: B.Sc., Ecology and Evolutionary Biology / Physical and Environmental Geography