- Taught the technical part of Databases Subject to a class that contains around 45 people for 2 hours each week.- Gave the assignments to practicum participants each week, then corrected and assessed their tasks.- Gave and supervised the practicum exams twice in one semester, then assessed their task.

- Developed a PWA-based Kasiman Public Health Center Attendance Application to help employees make online attendance by taking selfies at their respective office locations. The application can also export attendance data to PDF or CSV, calculating service fees, showing attendance statistics, etc. This PWA application can be installed on various operating systems (Windows, Android, iOS, etc.), can be run without an internet connection, has an appearance like native mobile and desktop applications, and has a high load speed.- Gathered requirements from stakeholders.- Designed the Data Flow Diagram.- Designed the website mockup with Pencil Project.- Implemented the mockup design using Bootstrap 5, JavaScript, CSS, and HTML.- Created the whole back-end section (CRUD, authentication, etc.) using JavaScript, Cloud Firestore, Firebase Storage, and IndexedDB. - Validated the PWA technology using Google Lighthouse, and evaluated the app using Black-Box testing to assess performance and look for bugs before release.- Deployed the app using Firebase Hosting.

- Taught the technical part of Databases Subject to a class that contains around 45 people for 2 hours each week.- Gave the assignments to practicum participants each week, then corrected and assessed their tasks.- Gave and supervised the practicum exams twice in one semester, then assessed their task.

- Developed a web-based KPRI UNDIP Online Protection Information System (SIPRO) to manage and calculate the protection (assurance) data of the KPRI UNDIP’s clients. The application contains 8 database tables, and each relevant table can be calculated and then exported to a PDF or CSV report.- Gathered requirements from stakeholders.- Designed the Flowchart, Use Case Diagram, Entity Relationship Diagram, and Data Flow Diagram.- Designed the website mockup.- Implemented the mockup design using JavaScript, CSS, and HTML.- Created the back-end section (CRUD, authentication, etc.) using PHP, and the database section using MySQL.- Evaluated the app using Black-Box testing to assess performance and look for bugs before release.- Deployed the app locally using XAMPP.

- Taught the technical part of System Base Subject to a class that contains around 45 people for 2 hours each week.- Gave the assignments to practicum participants each week, then corrected and assessed their tasks.- Gave and supervised the practicum exams twice in one semester, then assessed their task.