JR Personal Portfolio

Hello, I'm Jason Rivalino

A Bachelor of Informatics Engineering student from Bandung Institute of Technology. I am deeply passionate about all things computer-related and specialize in UI Design, Frontend Development, Application Development, Data Science, and Data Analysis. Eager to learn and thrive in group settings, I bring a unique blend of critical and creative thinking, complemented by strong communication skills.

- Educations -

Informatics Engineering

Bandung Institute of Technology

July 2021 - August 2025

3.4 / 4.0 — Completed 145 credits

I completed my undergraduate education in Informatics Engineering major at Institut Teknologi Bandung (ITB), where I explored various aspects of computer science and actively participated in both academic and professional projects. In addition to my studies, I was actively involved in student organizations, including the Himpunan Mahasiswa Informatika (HMIF) ITB, which serves as a platform for personal development and collaboration among Informatics students.

Beyond academics, I was also a member of the Liga Film Mahasiswa (LFM) ITB, a student unit that allowed me to pursue and enhance my passion for photography. Furthermore, I contributed to several major campus events and committees, such as the Arkavidia IT Festival, ITB Freshmen Orientation (OSKM), ITB Graduation Parade, and various other student-led activities.

Education highlights!

Here are the highlights of my educational journey !!!

Natural Sciences

SMAK Penabur Harapan Indah

July 2018 - May 2021

89.59 / 100

I completed my high school education at SMAK Penabur Harapan Indah, majoring in Natural Sciences. During my time at school, I was actively involved in various organizational and committee activities, including serving as a member of the Student Council (OSIS) and participating in the organizing committee of Excelsior Cup, the school's largest annual competition event.

Beyond organizational involvement, I also took part in a variety of character-building and enriching school activities, such as social visits to orphanages, scout camping trips, spiritual retreats, and many other engaging and educational events that shaped my overall high school experience.

Education highlights!

Here are the highlights of my educational journey !!!

- Experiences -

Work Experiences

Application Developer

PT. Multipolar Technology Tbk

September 2025 - Present

Kuningan, Jakarta

As an Application Developer at PT. Multipolar Technology, I was responsible for developing various application services to meet the diverse needs of clients across different industries. I participated in the full software development lifecycle, including research and requirements analysis, application design and development, feature implementation based on business requirements, testing and debugging, deployment, preparation of technical documentation covering application usage, system workflows, and feature specifications, as well as ongoing maintenance and support. In addition, I collaborated closely with cross-functional teams and engaged with clients to gather requirements, discuss solutions, and ensure the successful delivery of projects.
Projects Handled List:
• Document Recognition Web Application
This application is a web-based document recognition application that automates document processing through Quality Check, Document Classification, Face Verification, and OCR (Optical Character Recognition) Extraction features. The system leverages cloud AI services from Microsoft Azure OpenAI Service and Google Cloud Platform Vertex AI with Gemini models. My role in this project involved developing the web-based user interface and integrating the backend system with the provided cloud AI services.
Tech Stack: .NET Framework, Microsoft Azure, Google Cloud Platform, Razor, C#
• MailApplication (used by Kementerian BUMN under the branded name: Sistem Informasi Naskah Dinas Elektronik — SINADINE)
This application is used to manage document archiving, including incoming documents, outgoing documents, and document disposition within the company through centralized integration. It allows users to add and modify documents using a flexible system integrated with Microsoft Office tools. This application is available on both web and mobile platforms. My role in this project involved developing features for both the web and mobile applications, handling database-related tasks, and creating technical documentation.
Tech Stack: .NET Framework, C#, Angular, Bootstrap, Typescript, PostgreSQL, .NET MAUI
• Equipment Information Management System (EIMS)
Equipment Information Management System (EIMS) is an application used to manage company assets, including location tracking, scheduling, and integrated documentation. With this application, companies can manage their assets more efficiently and securely in real time. My role in this project involved developing and optimizing web services, performing database cleaning and adjustments, and testing AI chatbot features.
Tech Stack: .NET Framework, C#, ASP.NET, Microsoft SQL Server, JavaScript, JQuery
• Duplicate Receipt Checker Service
An application service that receives receipt images and performs OCR (Optical Character Recognition) extraction to capture receipt data and store it in JSON format. The system then processes the extracted data to identify and detect potential duplicate receipts based on predefined validation criteria. My role in this project involved developing API services, integrating the system with AI services for OCR processing, and implementing the duplicate-checking logic.
Tech Stack: .NET Framework, C#, Microsoft Azure
• DingTalk Workplace Platform Management Tester
DingTalk is a workplace collaboration and digital management platform that provides tools for communication, workflow automation, form management, approval processes, and business operations. My role in this project involved testing the platform's services to evaluate whether its features met the company's business requirements. I also designed mock-ups for forms and dashboards, and configured workflow automation processes to support business operations.
Tech Stack: Dingtalk Platform, WPS Office
• Healthcare Patient Registration Chatbot
This application is a healthcare chatbot designed to assist patients with health consultations and hospital registration processes. The application integrates an AI-powered chatbot using Gemini Enterprise through Google Cloud Platform Vertex AI services, enabling patients to obtain healthcare information, receive guidance, and complete registration procedures in not only Indonesian but also various regional and traditional languages. My role in this project involved configuring the web-based user interface and Google Cloud Platform services, as well as assisting in the development of Google Cloud and LangGraph agent workflows.
Tech Stack: Google Cloud Platform, Vertex AI Service, Python, Langgraph, FastAPI, HTML, CSS, Javascript
• Real-Time GPS Tracking Application
This application is a real-time tracking system that monitors user location and movement using GPS technology integrated with an RFID system. The application provides real-time location tracking, distance measurement, and movement speed monitoring, while also classifying user activities based on speed and movement patterns. My role in this project involved developing the mobile application, including both frontend and backend services, configuring real-time tracking updates, and creating dashboard visualizations and data export features.
Tech Stack: Flutter, Dart, Google Cloud Platform, Google Maps API Service

Tech Stack:

PT. Multipolar Technology Tbk Certificate 1

PT. Multipolar Technology Tbk Certificate 2

Frontend Developer

PT. Diklatkerja Tekno Edukasi

November 2024 - February 2025

Cimahi, Jawa Barat

• Helped improve the company's website design and optimize the business flow
• Implemented frontend improvements based on design fixes to enhance website functionality and user experience
• Resolved issues and optimized the website's meeting and webinar features

Tech Stack:

PT. Diklatkerja Tekno Edukasi Certificate 1

Computer Interaction Laboratory Assistant

Bandung Institute of Technology

November 2024 - January 2025

Bandung, Jawa Barat

• Assisted and guided 55 first-year students across 14 groups in completing assignments on analyzing Computer Interaction applications and delivering demonstration sessions
• Compiled assessments for various student assignments and exams using Google Sheets

Application Developer

Kalman Marketing Agency

June 2024 - September 2024

Badung, Bali

Successfully Developed Two Mobile Android Applications: Reward Stamp Berhadiah & Model Love Freebies
My roles and contributions included active participation in the entire application development process.
• UI/UX Designer : Designed and developed the application's interface and app flow
• Frontend Developer : Implement the application interface based on the design specifications
• Backend Developer : Developed the database, APIs, security protocols, and Admin Dashboard
• Other : Integrated frontend with backend systems and managed the app's release

Tech Stack:

Organizational Experiences

Head Of Publication, Design, and Documentation in Kesenatoran

Himpunan Mahasiswa Informatika (HMIF) ITB

June 2023 - May 2024

• Manage @suarawargahmif, an Instagram Account for Publication in Kesenatoran HMIF ITB
• Design @suarawargahmif content using Canva

Himpunan Mahasiswa Informatika (HMIF) ITB Certificate 1

Videography Education Staff

Liga Film Mahasiswa (LFM) ITB

June 2023 - April 2024

• Concepted a curriculum regarding videography basics about storybuilding, scriptwriting, visual storytelling, editing, and other technical stuff in short movie
• Managing technical aspects for videography educational classes like terms of reference and rundown using Google Workspace
• Successfully held four videography classes with 29 students and invited six speakers from LFM ITB members
• Manage final assignments of videography education class, including making task specifications, inviting panellists to assess works, and making a spreadsheet of students' scores using Google Sheets