Stack
Tools used in production systems — documented as a table, not a badge wall.
| Tool | Category | Notes |
|---|---|---|
| TypeScript / JavaScript | Languages | Primary production languages |
| C++ | Languages | Systems & competitive debugging |
| Dart | Languages | Flutter client apps |
| SQL | Languages | Schema design & indexing |
| React | Frameworks | Web UIs, Monaco integrations |
| Node.js / Express | Frameworks | APIs, clean service layers |
| Next.js | Frameworks | This site, App Router |
| Flutter | Frameworks | Offline-first mobile (Optima) |
| PostgreSQL | Data | Multi-tenant SaaS, indexes, JSON |
| Supabase / Hive | Data | Realtime sync + offline storage |
| Docker | Infrastructure | Sandboxed code execution |
| AWS EC2 | Infrastructure | Production Node deployments |
| Nginx | Infrastructure | Reverse proxy, TLS |
| Cloudflare R2 | Infrastructure | Multi-tenant object storage |
| Gemini AI | Systems | Code analysis, shell autocomplete |
| JWT + RBAC | Systems | Auth, feature flags, sessions |