SKILLS.EXE
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Skills

Capabilities grouped by practical use — no percentage bars, just what I actually work with.

TOOLBOX.EXE

Frontend

  • TypeScript most projects
  • React — Next.js / Vite Antero · Prooven (production) · DiOffice
  • Vue JejakBahari · Quick Order
  • SvelteKit / Svelte 5 Singgah
  • Astro this site
  • Tailwind CSS Antero · Prooven · Singgah · DiOffice
  • Mantine / Radix UI Antero · Prooven
  • PWA — offline sync, push, scanning Antero · Prooven
  • Capacitor Prooven Android builds
  • MapLibre / Leaflet maps JejakBahari · Prooven
  • Phaser DiOffice
  • Kotlin / Android Bangkit Academy

Backend & database

  • Go — Fiber / chi + sqlc Prooven gateway · Singgah · DiOffice
  • Rust — Axum · petgraph · rayon Prooven graph + simulation core
  • Bun + Hono Prooven client-facing API
  • Node.js services DiOffice gateway · JejakBahari worker
  • PHP — Laravel / CodeIgniter JejakBahari · Quick Order · internship
  • Python — data pipelines Prooven
  • PostgreSQL — RLS, PL/pgSQL, PostGIS Prooven · Antero · Singgah · JejakBahari
  • Supabase — realtime, storage, edge functions Antero · Prooven (production)
  • Auth design — session/JWT, JWKS, RBAC, MFA Antero · Prooven

Integration & APIs

  • REST / JSON:API design Prooven Pusbuk API · most projects
  • OpenAPI contract-first Singgah
  • gRPC / ConnectRPC + Protobuf Antero · Prooven service contracts
  • External system integrations Antero — Accurate, OBL, GeoIP · Prooven — Antero sync, WhatsApp
  • SSE / realtime events Prooven gateway · DiOffice · JejakBahari Reverb
  • Offline sync / media pipelines Prooven — IndexedDB outbox, photo compression
  • Geospatial & maps Singgah · JejakBahari · Prooven
  • AIS / maritime data pipelines JejakBahari
Current focus

AI-assisted development

  • LangChain + LangGraph + DeepAgents.js Antero — Executive Analyst · Prooven ops agent
  • Multi-provider LLM — Claude SDK, OpenAI, Ollama, OpenRouter Antero · Prooven
  • MCP SDK / MCP tools Antero · Prooven · DiOffice
  • Agent runtime orchestration DiOffice — OpenCode adapter

Dev tooling

  • Docker + Compose Antero · Prooven · Singgah · DiOffice
  • Kubernetes + Terraform Prooven — EKS/RDS scale-out manifests
  • pnpm workspaces + Turborepo Singgah
  • Git + GitHub Actions all projects
  • ESLint + Prettier + commitlint all projects
  • Vercel / Railway / VPS + Caddy Antero · Prooven deploys

QA & observability

  • Playwright E2E Antero · DiOffice
  • Vitest · go test · cargo / bun test Singgah · DiOffice · Prooven
  • k6 load testing Antero
  • Lighthouse CI Antero
  • Sentry + LangSmith + OpenTelemetry Antero · Prooven
  • Trivy / gosec security scans Prooven CI