Backend / Fullstack Web Development

Build web products that are robust, maintainable, and ready to scale.

Focused on backend architecture, API design, database modeling, and fullstack implementation that can iterate quickly without sacrificing code quality.

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Prefer email for technical scope?

khusnudhoni@gmail.com

[ 00_Who_Am_I ]

Khusnudhoni

I build systems with clean patterns: clear service boundaries, typed contracts, and observability from the start.

Core strengths: TypeScript backend, API architecture, data modeling, and fullstack delivery from idea to production.

Primary FocusBackend Systems & API Architecture
Delivery StyleType-safe, testable, and production-first
LocationIndonesia

[ 01_Selected_Projects ]

/project_1

Sync ERP - Multi-Tenant Core Platform

A tRPC + Prisma ERP backend architecture with strict tenant isolation and DI-based service/repository patterns.

Role: Backend & Architecture Engineer

  • Designed tRPC router and service layers with end-to-end type safety
  • Implemented tenant-scoped data access to prevent cross-company leakage
  • Integrated idempotency patterns for critical mutations
/project_2

SEO MCP Tooling - Data & Automation

Integrated tooling for GA4, Google Ads, GBP, and Search Console inside one structured workflow layer.

Role: Fullstack / Integrations Engineer

  • Built modular tools for reporting and write governance
  • Normalized marketing API data for automation-ready flows
  • Applied preview/validate mode before write operations
/project_3

Fullstack Delivery System

Fullstack web app delivery from UI to backend contracts with a consistent deployment flow.

Role: Fullstack Engineer

  • Built reusable UI and API contracts inside a monorepo
  • Protected reliability with typed validation and testable modules
  • Optimized DX so feature delivery stays fast and maintainable

[ 02_Engineering_Stack ]

TypeScriptNode.jsExpresstRPCPrismaPostgreSQLReactNext.jsViteTailwind CSSVitestDocker