Summary

Backend Developer specializing in scalable and efficient API development using Node.js (Express), Go, and PHP (Laravel). Successfully optimized Web3 transaction costs by up to 99% and improved data retrieval performance in internal medical record modules. Focused on writing clean business logic, system security, and standardized API documentation integration.

Core Skills
Languange — PHP | JavaScript  | TypeScript | SQL | Familiar: Go , Solidity
Framework/Libraries — Laravel | Node.js (Express.js) | React.js (PWA) | Familiar: Hardhat, Gofiber
Database & Caching — MySQL | PostgreSQL | MongoDB | Redis
Tools & Deployment — Git | GitHub | Nginx | PM2 | Swagger/OpenAPI | Linux VPS | Shared Hosting
Professional Experience
Backend Engineer | Intern, Mitramedis Inovasi Solusindo⁠
04/2025 – 07/2025 | Remote

Penyedia solusi IT kesehatan; fokus pada sistem manajemen informasi rumah sakit (SIMRS).

  • •Developing a Medical Record Management backend module using Laravel, which successfully increased data retrieval speed by up to 40% through the implementation of Redis Caching.
  • •Strengthen system security by implementing JWT authentication and Role-Based Access Control (RBAC) to protect sensitive patient data.
  • •Collaborate with the Frontend team on API integration using Swagger documentation to ensure 100% data consumption accuracy.
  • •Tech Stack: Laravel, PHP, Redis, JWT, MySQL, Swagger.
    • Back-End Web Developer | Cohort, Gamelab.id⁠
    02/2024 – 07/2024 | Remote
  • •Designing system architecture and developing 15+ RESTful APIs using Express.js and Prisma for frontend team application integration needs.
  • •Building custom middleware to manage communication between system services, reducing code redundancy and speeding up the development process.
  • •Implementing industry-standard security practices, including data encryption and comprehensive API documentation.
  • •Tech Stack: Node.js, Express.js, Prisma, PostgreSQL, JavaScript.
    • Projects
  • •Building a hybrid Web3 application that connects PostgreSQL with on-chain verification on the Polygon PoS network to ensure data immutability.
  • •Optimizing transaction costs by 99% compared to Ethereum L1, achieving gas fees of less than IDR 15 per transaction.
  • •Developing and deploying Solidity Smart Contracts for a reward gamification system in the form of Soulbound Tokens (SBT).
  • •Implementing Progressive Web Apps (PWAs) to provide a native app-like experience that can be installed directly from the browser, thereby simplifying access and distribution of the app to users.
  • •Managing backend deployment on Linux VPS using Nginx and PM2 to handle API requests from mobile and web clients.
  • •Tech Stack: React.js (PWA), Express.js, Hardhat, Polygon PoS, PostgreSQL, Nginx, PM2.
    • Education
    4th Year Undergraduate Informatics Engineering, Lancang Kuning University
    09/2021 – 04/2026Pekanbaru, Indonesia
  • •Focus: Software Engineering & Blockchain Technology.
    • Certifications