Available for opportunities

Hi, I'm Pieter Tanoto

Mobile Developer | Backend Developer | QA Engineer

Computer Science graduate from Universitas Sumatera Utara focused on backend and mobile development. I design scalable systems with Kotlin and Java, build reliable Android apps, and embed testing early to deliver robust, high-performance software.

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Open to work

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My Toolbox

Technologies & tools I work with every day

JavaScript

TypeScript

React

Next.js

Node.js

Python

Flutter

Dart

Tailwind CSS

PostgreSQL

JavaScript

TypeScript

React

Next.js

Node.js

Python

Flutter

Dart

Tailwind CSS

PostgreSQL

MongoDB

Supabase

Docker

Git

Vercel

Firebase

Express.js

Pandas

Figma

Linux

MongoDB

Supabase

Docker

Git

Vercel

Firebase

Express.js

Pandas

Figma

Linux

Featured Projects

Things I've built and shipped

Featured

AI Powered POS System

A full-featured Point of Sale system with real-time inventory management, sales analytics, and AI-driven product recommendations built with Next.js and Supabase.

Next.js

Supabase

TypeScript

Tailwind CSS

Code

Featured

Portfolio Website

This very website — a modern, performant portfolio built with Next.js, Tailwind CSS, and Framer Motion with dark/light mode and smooth animations.

Next.js

TypeScript

Framer Motion

Tailwind CSS

Code Live Demo

Featured

FocusPodo — Productivity App

A Flutter productivity app integrating a Todo list, Habit Tracker, and Pomodoro timer with smooth animations and state management.

Flutter

Dart

Firebase◆Riverpod

Code Live Demo

LaporBang App

A mobile pothole reporting app for Medan City that uses YOLOv11 and UNet for road-damage detection, with an Express.js backend and seamless Android integration.

Android🤖YOLOv11🧠UNet

TensorFlow Lite

Express.js

MongoDB

Postman

Kaggle

Code

Auxilium Recommendation App

A recommendation mobile app developed in Bangkit Academy, combining an ML model for personalized suggestions with a seamless cloud backend and smooth Android integration.

Android

ML Model

Cloud Backend

Firebase

Code

Techy Trashker — Waste Management App

A waste management app designed to help users locate the nearest waste bank for proper waste disposal and environmental awareness. Built with Figma prototyping.

Figma

UI/UX Design🌍Sustainability📍Location Services

Live Demo

Work Experience

My professional journey so far

Internship

IT Support Internship (AI Developer)

BPJS Ketenagakerjaan

Sep 2024 - Dec 2024

▸Built and integrated an AI-powered chatbot to automate customer service workflows.
▸Applied NLP techniques to improve intent detection and user query understanding.
▸Connected chatbot features with internal systems and APIs for seamless operations.
▸Performed testing, debugging, and iterative optimization based on user interaction data.
▸Collaborated in Agile Scrum ceremonies and delivered technical documentation for internal adoption.

Remote

Android Mobile Developer (Capstone: Auxilium)

Bangkit Academy 2024 Batch 1

Jan 2024 — Jun 2024

▸Worked as an Android Developer using Kotlin and Android Studio.
▸Graduated with Distinction (Top 10% of the Mobile Development learning path).
▸Built the Auxilium Android application and prepared releases for review and internal distribution.
▸Integrated Room for local data storage and Retrofit for API communication.
▸Designed and prototyped mobile UI/UX in Figma to improve user experience.
▸Collaborated with 3 Machine Learning engineers and 2 Cloud Computing specialists in a cross-functional capstone team.
▸Achieved Top 50 Teams in the Best Product Track during the capstone project.