OctoSight
End-to-end anti-phishing & fraud detection prototype for digital banking
About Me
Get to know more about me, my background, and what drives my passion for development.
Hi, I'm Rhesa
I'm an Informatics Engineering student at Universitas Brawijaya with a strong focus on full-stack web and mobile development, experienced in building applications with Next.js and Kotlin. I'm passionate about writing clean, scalable, and maintainable code while applying software engineering best practices across performance, security, and architecture. I enjoy transforming ideas into user-centered applications and continuously expanding my skills to deliver impactful, production-ready solutions.
Years Experience
1+
Projects Shipped
17
Technologies Explored
44+
GPA
3.93
Tech Stack
Tools and technologies I rely on to craft performant and scalable products.
Frontend
- React
- Next.js
- TypeScript
- JavaScript
- Tailwind CSS
- HTML
- CSS
- Three.js
- Framer Motion
- shadcn/ui
- Zustand
- Tanstack
Tools
- GitHub
- Postman
- VS Code
- Git
Cloud & Deployment
- Firebase
- Vercel
- AWS
- Gemini
Design
- Figma
- Canva
Backend
- Node.js
- Express
- FastAPI
- Python
- Laravel
- PHP
- Java
- Golang
- Elysia.js
- Websocket
Database
- PostgreSQL
- MySQL
- Drizzle
- Prisma
- Supabase
DevOps
- Docker
- Jenkins
Mobile
- Kotlin
- Jetpack Compose
- Flutter
- Dart
- Android Studio
Projects
Selected projects showcasing my experience in mobile and web development.
Web App
NeuroClash GG
AI-powered edutainment platform with auto-battler quiz mechanics
Raion Community Website
Official website for Raion Community with CMS and Form Management System
GEMATRI
Interactive learning platform for geometric transformations using Batik motifs for middle school students
Immunify
Mobile app for managing children's vaccination schedules
Zelow
Food waste reduction platform connecting UMKM with consumers
Experiences
A journey through my professional, academic, and organizational experiences.
Mobile Engineer
PT. Jalin Mayantara Indonesia
- Developed core modules for the eWarga Android app using Kotlin, Jetpack Compose, and Clean Architecture.
- Implemented resident management, dues payment workflows, and interactive regional mapping features.
- Integrated REST APIs with local caching and collaborated under Git workflow to deliver stable dev builds.
Full-Stack Developer Intern
Ariverse Studio
- Developed a responsive wedding tools timeline UI with TanStack Start and Zustand to support monthly task categorization.
- Built a secure authentication backend with ElysiaJS and BullMQ to execute email verification and unique partner invitations.
- Engineered REST API endpoints via Drizzle ORM and Eden Treaty to manage checklist operations and synchronize data with database transactions.
Software Engineer Intern
PT Edukarir Global Nusantara
- Optimized Linkupcareer.id platform frontend by implementing route-based skeleton loading and Framer Motion animations.
- Refactored the codebase to improve maintainability and ensured seamless cross-device responsiveness.
- Integrated JSON-LD structured data for Generative Engine Optimization using Next.js and TypeScript.
Mobile Research and Development Staff
MGM Laboratory
- Conducting R&D of mobile applications under the Media, Game, and Mobile Laboratory at FILKOM UB.
- Developing Android and iOS applications with a focus on mobile performance optimization and system integration.
- Contributing to research publications and proof-of-concept prototypes for handheld device technologies.
Full-Stack Developer
OctoSight - Capstone Project FILKOM
- Developed OctoSight, an end-to-end anti-phishing and fraud detection prototype for digital banking as a capstone project.
- Built the frontend with Next.js and the backend with FastAPI, integrating a hybrid AI detection engine combining rule-based heuristics with ML prediction.
- Implemented a full admin triage workflow with analytics dashboards and SLA monitoring.
Lead Front-End Web Developer
Raion Community
- Led front-end development for website enhancement, collaborating with cross-functional teams under an Agile workflow.
- Built admin content management system (CMS) dashboard for event management, including CRUD and API integration.
- Developed a form management system for event registration and internal questionnaires with multi-type questions, file uploads, and full CRUD with backend integration.
Mobile Engineer
Raion Community
- Built and maintained Android applications using Kotlin and Flutter through hands-on workshops and team projects.
- Continued development of ZELOW application using Flutter and Firebase through the Raion Revival program.
- Developed HearMe, an application integrating Gemini API and FastAPI during Raion Hackjam.
Lead of Photography & Videography Division
Optiik Photography & Design
- Designed and delivered photography and videography training programs to enhance members' skills.
- Organized and scheduled group photo hunting sessions to strengthen members' portfolios.
- Encouraged member participation in photography competitions, producing award-winning works.
Laboratory Assistant of Database Systems
Faculty of Computer Science (FILKOM) University of Brawijaya
- Assisted in conducting database laboratory sessions using Microsoft SQL Server (MSSQL) while supporting practical learning activities.
- Guided 43 students in understanding relational database concepts, SQL fundamentals, and query implementation.
- Designed enrichment tasks and practical exams, and evaluated students' SQL queries and database designs.
Staff of Creative Media
HOLOGY UB
- Produced 4 video contents including teasers, throwbacks, and aftermovies for a national-scale IT competition.
- Executed video production as a cinematographer, collaborating with actors and production team members.
- Documented 7 competition categories with finalists from universities across Indonesia during competitions and awardings.
Community Member
GDSC UB
- Participated in webinars, workshops, and developer community activities focused on Google technologies.
- Engaged in discussions and hands-on learning sessions related to modern software development practices.
- Collaborated with peers on small-scale projects applying mobile and web development concepts.
Achievements
Awards, competitions, and key milestones from my journey.
Organizer: BEM Faculty of Computer Science, UPN "Veteran" Jakarta
Achieved 1st place by developing Swara Ibu, a mobile application for postpartum depression support using voice-based emotional analysis and emergency alert features within a 5-day hackathon.
July 2025Hackathon
Organizer: Universitas Muria Kudus
Achieved Top 5 Finalist position in a competitive Web Development event, showcasing proficiency in building responsive, user-friendly interfaces and robust backend systems by developing OptiFind, a web-based lost and found platform.
November 2025Software development
Organizer: CCI x HimaIF Telkom University
Competed in HackAttack 2025, reaching the Top 7 finalists among numerous teams. Demonstrated strong collaboration and technical expertise in a high-pressure hackathon environment.
November 2025Hackathon
Organizer: Universitas Katolik Soegijapranata
Selected as a Top 13 finalist in the Web Development competition at FICPACT CUP 2026 by developing NeuroClash GG, an AI-powered edutainment platform with auto-battler quiz mechanics.
March 2026Software development
Organizer: Ministry of Higher Education, Science, and Technology (Kemdiktisaintek)
Selected as a Top 20 finalist nationally by producing "Tanya Bijak Salin Sadar", an educational short film addressing student life amid AI technology.
December 2025Photo & video
Organizer: BEM Faculty of Computer Science, Universitas Brawijaya
Secured 1st place with the photography work "Tech Collaboration", capturing the integration of technology within the Faculty of Computer Science environment.
October 2024Photo & video
Organizer: Faculty of Computer Science, Universitas Brawijaya
Won 1st place by proposing a technology-based parking sensor system to detect available parking slots in malls as an applied IPTEK solution during the Dekan Cup FILKOM.
November 2023Applied technology
Organizer: HIMTIKA Universitas Singaperbangsa Karawang
Achieved 2nd place nationally by developing NeuroClash GG, an AI-powered edutainment platform featuring real-time auto-battler quiz mechanics, automated question generation from uploaded study materials, and dynamic comeback mechanics to tackle student demotivation.
September 2026Software development
Get In Touch
Have a project or idea in mind? I'm open to internships, collaborations, and opportunities in software development. Feel free to reach out and let's create something meaningful together.
LOCATION
Malang, East Java, Indonesia