Yogyakarta, Indonesia (Remote)

• Developed responsive mobile applications using React Native, Expo, and TypeScript, including a swipe-based choose-your-own-adventure player app and a live-commerce marketplace with HLS video streaming.
• Built scalable full-stack web applications and CMS visual workspaces using Next.js, Vite, and TailwindCSS.
• Integrated serverless backends and database architectures (Convex, Supabase, Postgres, RLS, and realtime webhooks) to handle state, authentication, and asset storage.
• Engineered LLM prompts and validation loops to programmatically parse linear stories into structured interactive graphs, alongside automated text-to-image pipeline integrations.
• Wrote robust E2E test suites with Playwright and unit/integration test suites with Vitest, reducing post-release defects and enforcing quality control via CI/CD gates.

Yogyakarta, Indonesia

• Delivered enterprise-grade web applications using React.js, Node.js, TypeScript, PostgreSQL, and AWS in an agile, cross-functional team environment, moving seamlessly between frontend optimization and scalable backend APIs.
• Adopted Test-Driven Development (TDD) principles to write comprehensive unit, integration, and E2E tests using Playwright, Selenium, Jest, Vitest, and Pest across client projects, maintaining high code coverage and release confidence.
• Performed web performance, SEO, and accessibility audits using DevTools Lighthouse, consistently achieving scores above 90 and ensuring compliance with WCAG 2.2 guidelines.
• Shipped a highly regulated Vietnam eTax payment module, executing rigorous unit testing and security hardening to meet strict compliance and auditing rules.
• Produced and maintained technical documentation including API specifications and architecture diagrams to support onboarding and cross-team collaboration.
• Created Dockerized development environments and wrote helper Bash scripts to streamline local setup, testing workflows, and deployment pipelines.

Yogyakarta, Indonesia (Remote)

• Led the end-to-end migration of legacy Angular applications to a modern React, TypeScript, and TailwindCSS stack, improving Lighthouse performance scores from ~60 to 90+.
• Wrote extensive unit and integration tests to cover critical user checkout and authentication flows, ensuring zero regressions across the entire migration.

Bandung, Indonesia

• Maintained and developed backend services using Django, Python, and PostgreSQL in an agile team environment.
• Developed React frontend components and wrote unit tests for API endpoints to verify functionality against edge cases.

Jakarta, Indonesia

• Performed site performance optimization and competitive market analysis to support technical requirement gathering for global supply chain platforms.