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Experience

A career built around ownership, product delivery, and scalable systems across remote product teams, learning platforms, sustainability projects, and internal business systems.

  1. May 2025 - Present Singapore / Remote

    CHANGEMAKR ASIA

    Promoted 2× since May 2025 · now Principal Engineer

    • Principal Engineer February 2026 - Present

      • Lead technical direction and architecture for scalable web and mobile applications in a remote, async-first environment.
      • Drive end-to-end development while improving performance, maintainability, and user experience quality.
      • Collaborate across teams and improve engineering efficiency through best practices, internal tools, and clear documentation.

    • Full Stack Engineer August 2025 - January 2026

      • Built and maintained scalable web applications across frontend and backend systems.
      • Delivered product features aligned with requirements while optimizing performance and reliability.

    • Frontend Engineer May 2025 - August 2025

      • Developed responsive, user-friendly interfaces with consistent UI and UX across platforms.
      • Collaborated with backend teams to integrate APIs and improve the overall user experience.
    ArchitectureFull-stackMobileRemote Collaboration
  2. October 2025 - Present Tangerang, Indonesia

    PT Netpolitan Cipta Cakrabuana

    • Full-Stack Developer October 2025 - Present

      • Led end-to-end development of AI-powered LMS features across web and mobile applications.
      • Designed and implemented system prompts for consistent, context-aware AI agent behavior.
      • Integrated LLM APIs and function calling to enable intelligent automation and conversational experiences.
    OpenAILLM APIsLMSBackend ServicesMobile
  3. February 2022 - July 2025 Jakarta, Indonesia

    PT TELEXINDO BIZMART

    • Application Developer February 2022 - July 2025

      • Developed and maintained scalable web and mobile applications.
      • Collaborated with cross-functional teams to ensure consistent UI and UX.
      • Optimized performance, improved application reliability, and contributed to internal tooling and documentation.
    PHPMobile AppsWeb AppsInternal Tools
About Rizal