Portofolio

Hello, I'm Alfin Pangestu.

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Featured Projects

Bit HRMS

2025 - 2026 • Mirai Softnet & Technology - Bekasi

Led the migration and development of the Bit HRMS product profile mobile app using Flutter, GetX, and Freezed, implementing core features like geofenced GPS attendance and biometric face recognition. Designed the complete mobile UI/UX in Figma. Concurrently modernized the web dashboard by enhancing navigation and data-intensive tables using HTML and CSS.

Flutter
Dart
GetX
Freezed
HTML
CSS
Git
Figma
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Kasirmudah

2023 - 2024 • Smartlink - Malang

Developed Kasirmudah, a cross-platform Point-of-Sale (POS) application, using Flutter and Riverpod. Collaborated with UI/UX, backend, and QA teams to deliver a seamless checkout experience and stable performance across web and mobile. Improved usability for small businesses by providing intuitive sales, inventory, and reporting features.

Flutter
Dart
Firebase
Riverpod
REST API
Git
Bitbucket
Figma
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EmpowerHR

2024 • Smartlink - Malang

Led the frontend development of EmpowerHR, a modern HR management system built with React, TypeScript, and Tailwind CSS. Delivered core features such as attendance tracking, payroll, and employee scheduling with responsive, scalable interfaces. Worked closely with designers and backend engineers to ensure smooth API integration and improved efficiency for enterprise clients.

React
Typescript
Vite
Zustand
REST API
Tailwind CSS
GIT
Bitbucket
Figma
EmpowerHR-cover-image
Other Projects
Company Profile PT Mirai Softnet & Technology-cover-image

Company Profile PT Mirai Softnet & Technology

Architected and developed a modern company profile website using Next.js with Payload CMS as a headless CMS. Built reliable backend services and scalable infrastructure using PostgreSQL via Supabase. Implemented a modular architecture separating frontend and backend concerns, applied technical SEO and AI-friendly optimizations for enhanced discoverability, and translated Figma designs into responsive, pixel-perfect interfaces across desktop and mobile devices.

Next.js
Payload CMS
PostgreSQL
Supabase
SEO
Git
Figma
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Smartlink Apps

Maintained and enhanced multiple Smartlink applications (Kasir, Owner, Whitelabel) built with Flutter, ensuring stability and consistent user experience. Collaborated with QA teams to resolve critical bugs and optimize performance, reducing crash rates and improving overall app reliability for business clients.

Flutter
Dart
REST API
Git
Bitbucket
Figma
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Guild Manager

Build a guild management application for a game called Ragnarok Origin Online Classic, which can be used to manage members and track their progress.

Next.js
TypeScript
React
Vercel
REST API
Tailwind CSS
Git
Github
Figma
Payload CMS
PostgreSQL
Supabase
About Me
profile image

Muhammad Alfin Pangestu

Education


Universitas Teknologi Digital Indonesia

Bachelor of Computer Information Systems

Sep 2019 - May 2023

Graduated with GPA 3.61/4.00, focusing on software development, information systems, and UI/UX fundamentals.

    Experiences


    Mirai Softnet & Technology (Bonecom Tricom Group)

    Frontend Developer & UI/UX Designer

    Oct 2025 - Present

    Led the migration of the Bit HRMS product profile mobile application to Flutter, implementing GetX for scalable state management, Freezed for type-safe data models, and keyboard_actions for enhanced iOS compatibility.

    • Developed core HR features, including geofenced GPS attendance, biometric face recognition, and real-time push notifications.
    • Designed the complete mobile UI/UX in Figma, establishing a reusable design system featuring 8px border-radius components and intuitive workflows for employee operations.
    • Modernized the ASP.NET MVC 5 web dashboard by redesigning the UI/UX and enhancing navigation, dashboards, and data-intensive tables using CSS, and AJAX while maintaining backend stability.
    • Architected and developed a modern company profile website for PT Mirai Softnet & Technology using Next.js with Payload CMS as a headless CMS.
    • Built backend services with PostgreSQL via Supabase, providing reliable data management and scalable infrastructure.
    • Implemented a modular architecture that separates frontend and backend concerns, and applied technical SEO and AI-friendly optimizations to improve discoverability.
    • Translated Figma designs into responsive, pixel-perfect interfaces while optimizing performance, accessibility, and user experience across desktop and mobile devices.

    Smartlink (PT Ada Ide Langsung Jalan)

    Frontend Developer Staff

    May 2023 - Jun 2025

    Developed and maintained cross-platform applications (Kasir Mudah, Smartlink Kasir, Smartlink Owner, Smartlink Whitelabel) using Flutter for both mobile and web, ensuring consistent performance and UI across platforms.

    • Led frontend development of EmpowerHR web application with TypeScript, Vite, and Tailwind CSS, implementing HR features such as attendance tracking, payroll, and employee scheduling, improving efficiency for enterprise clients.
    • Collaborated with Product Managers to design and implement ERP modules, transforming complex business requirements into scalable, user-friendly UI components.
    • Worked closely with UI/UX designers to deliver consistent and accessible interfaces, and partnered with Backend Engineers to integrate RESTful APIs for seamless data exchange.
    • Reduced production bugs by collaborating with QA teams in continuous testing cycles, achieving more stable releases and improving user satisfaction.
    • Actively contributed in Agile processes (Scrum), including sprint planning, daily stand-ups, and retrospectives, improving team productivity and delivery consistency.

    ADS Digital Partner (PT. Adma Digital Solusi)

    Frontend Developer Intern

    Aug 2022 - Dec 2022

    Built responsive UI components for the Cursus.id mobile application using Flutter, focusing on usability and performance.

    • Translated Figma mockups into production-ready UIs with high design accuracy and visual consistency.
    • Applied clean coding practices and industry standards under the guidance of a senior Frontend Developer mentor.
    • Delivered UI features on schedule, contributing to an improved user experience, even though backend integration was outside internship scope.

    Skills


    Frontend Development

    React (TypeScript)
    Next.js
    Flutter
    Tailwind CSS
    HTML5/CSS3

    Mobile Development

    Flutter
    Dart
    Riverpod
    Bloc
    Provider
    Firebase

    State Management & API

    Zustand
    Riverpod
    Bloc
    Provider
    Axios
    REST API

    Tools & Workflow

    Git (GitHub, Bitbucket)
    Agile (Scrum)
    Vercel
    Windows

    Design & Collaboration

    Figma
    UI/UX Collaboration
    Wireframing
    Prototyping
    SAY HI

    muhammadalfinpangestu@gmail.com

    If you want to know more about my experiences and journey, or just talk in general, get in touch! ✌️