01
RuangPijar
Mental Well-Being & Self-Reflection Platform
Next.jsReactTypeScriptTailwind CSSMongoDB
Software Engineer
01 / About
I build interfaces that scale.
Frontend Engineer with experience in React, Next.js, TypeScript, UI systems, frontend architecture, API integration, and application testing.
Products that are built to last
ScalableMaintainableAccessiblePerformantConsistent
More about me 02 / Selected work
Things I've built.
Featured projects with a focus on product thinking, frontend engineering, and real-world implementation.
02
MekarJS ERP
Enterprise Resource Planning System
Next.jsReactTypeScriptAI/LLMSemi-RAG
03
IsoJowo
Javanese Language Learning Platform
Next.jsReactTypeScriptAI
03 / Experience
Where I've worked.
Frontend Engineer Intern
Metairflow R&D Sdn. Bhd.
Penang, Malaysia · 2025 — 2026
Next.js / React / TypeScriptShadcn UI / Radix UIStorybookBFF & REST API integrationVitest / RTL / MSWPlaywright / CypressZustandAI-assisted development & MCP
Frontend Developer
UTY Software House
Yogyakarta · 2024 — 2026
Next.js / React / TypeScriptFlutterFrontend architectureDesign systemsREST API integrationTestingState management
UI Designer
VERDEX
Yogyakarta · 2023 — 2026
UI/UX DesignDesign systemsDesign tokensWireframesPrototypingFigma
04 / Credentials
Certifications.
05 / Engineering
My toolbox.
Frontend
JavaScript, TypeScript, React, Next.js, Flutter
UI
Tailwind CSS, Shadcn UI, Radix UI, Storybook
State & Data
Zustand, TanStack Query, React Hook Form, Zod
Backend
Node.js, NestJS, Express.js, REST API
Database
MongoDB, PostgreSQL, MySQL, Prisma
Testing
Vitest, React Testing Library, MSW, Playwright, Cypress
Development
Git, GitHub
06 / Web3
Exploring the decentralized web.
Currently exploring EVM-based development and smart contract integration.
EthereumEVMSolidityArbitrumFoundryWagmiViemOpenZeppelin
What I've explored
Smart contract development · ERC-20 · ERC-721 · ERC-1155 · EVM frontend integration · Wallet interaction · RPC · ABI · Arbitrum Sepolia
View Web3 Work07 / Learning
Always building. Always learning.
Frontend Engineering
Frontend architecturePerformanceTestingState managementComponent systemsMaintainable code
Web3 Development
SolidityEVMSmart contractsLayer 2On-chain applications
07 / Education
Universitas Teknologi Yogyakarta
Bachelor of Science in Informatics · GPA 3.29 / 4.00
2022 — 2027 · Software Engineering, Web Development, Database Systems, Algorithms & Data Structures
Universiti Teknologi MARA
Student Mobility Program · Selangor, Malaysia · 2026
Activities
Beyond work.
Build on Arbitrum
Workshop Participant · BINUS University × Ethereum Jakarta
September 2026
Continuous Frontend Engineering Development
Learning, shipping, and refining
2024 — Present
Independent Web3 Development & Learning
Exploring decentralized application development
2026 — Present
09 / Currently
What I'm working on.
Building deeper expertise in Frontend Engineering, Product Development, Web3, AI-assisted Development, and Software Architecture.
Available for thoughtful product teams and challenging frontend problems.