Danang Sigit Prasetya

Senior Full-Stack Engineer · Technical Lead · System Architect

Gunungkidul, Yogyakarta, Indonesia

Full-stack engineer and technical lead with 10+ years building production web apps, with deep strength in the modern React ecosystem (React, Next.js App Router, TypeScript) and end-to-end system architecture. Currently leading software delivery as a System Development Manager while single-handedly designing and building a multi-tenant SaaS platform. Works design-first and AI-assisted (Claude Code) to turn complex, regulated business needs into maintainable systems.

Core skills

Frontend

ReactNext.js App RouterTypeScriptServer ComponentsVueAngular

Backend

Node.js / TypeScriptJava Spring BootGo (gin/echo/gorm)LaravelCodeIgniter

Data & messaging

PostgreSQLMySQLOraclePrisma ORMRedisKafkaRabbitMQ

Cloud & DevOps

DockerGitLab CIJenkinsNexusCloud ops

AI-assisted

Claude CodeCodexGemini CLISpec-driven dev

Selected experience

Founder — Software Development & SaaS

2017 – Sekarang

JasaOnline (independen)

Arsitek tunggal platform subscription & billing: Next.js, Prisma + PostgreSQL, monorepo TypeScript. Model data selaras ISO/IEC 27001 dengan audit per-baris, soft-delete, dan RLS multi-tenant.

System Development Manager

2024 – Sekarang

PT Anugerah Digital Indonesia (P2P Lending, OJK)

Memimpin teknis sekaligus hands-on: menetapkan stack & standar, arsitektur & desain database, REST API Java Spring Boot, back-office Vue 3, CI/CD Docker + GitLab/Jenkins.

Full-Stack Developer

2023 – 2025

Koperasi Rangkul Teman

REST API Java Spring Boot untuk operasional simpan-pinjam koperasi; fitur CMS berbasis React.

Web Developer

2023 – 2024

PT Extramarks Education Indonesia

Desain model data produk edukasi; REST API Java Spring Boot & Go; fitur CMS React.

Backend Developer (Fintech)

2021 – 2023

PT Danafix Online Indonesia

Model data & REST API Java Spring Boot untuk produk lending; fitur CMS React.

S.Kom — Sistem Informasi, Universitas Budi Luhur, Jakarta (2010–2015)

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