David Yappeter

Backend Developer

Medan

4+ years of experience in web development in Backend with Golang and Frontend with several frameworks like React, and NextJS. I eagerly like to learn new things about Programming. Flexible and easily adapt to the new environment. I'm available to work remotely or on-site.

Skills

  • Programming Languages:
    Go (Programming Language), Node JS, React JS, Next JS, Flutter

  • Database:
    SQL (MySQL, PostgreSQL), MongoDB, Redis

  • Operating System:
    Windows, Linux (Ubuntu), WSL

  • Architecture:
    Docker (Containerization) & Docker-Compose, REST API, GraphQL

Work Experience

  • Backend Developer

    GWS Medika (Sinarmas Group), Medan

    • Built a web application from scratch for a clinic system, covering both retail clinic and medical clinic services
    • Designed and implemented key features such as patient registration, queue management, appointment scheduling, billing,, payments, and medical records.
    • Integrated dynamic content handling for patient data
    • Landing page content management system with billingual language support.
  • Service Provider

    Two Miner Pte. Ltd., Medan

    • Using NextJS to develop features Fitness website and appointments.
    • Customize a Wordpress site.
  • Backend Developer

    PT. Pundi Mas Berjaya, Medan

    • Develop an accounting module in microservice architecture (GRPC)
    • Develop a POS
    • Integrated third-party APIs from external applications into web platforms.
    • Built Rest and GraphQL API to serve the data.
    • Managed efficient SQL queries and data transport.

Education

  • Bachelor of Computer Science: Teknologi Informatika

    Universitas Mikroskil - Medan, Indonesia

    GPA: 3.91

  • High School Diploma

    SMA Sutomo 2 - Medan, Indonesia

Languages

  • Indonesia

  • English

Personal Projects

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