Hello — I'm

Fiorenza Celestyn

Software developer passionate about building efficient, scalable, and delightful applications. Strong in JavaScript / TypeScript and React.

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Who I am

About

Software developer with 1+ years of experience. Strong proficiency in JavaScript / TypeScript and React.js. Passionate about building efficient, scalable, and delightful applications.

Software Developer

Feb 2025 – Present

SoftwareSenicontract

Software Developer Training Program

Nov 2024 – Jan 2025

SoftwareSenicontract

Frontend Developer

Feb 2024 – Jun 2024

Widya Roboticsinternship

Laboratory Assistant (Junior Project)

Aug 2023 – Dec 2023

Universitas Gadjah Madacontract

Lecturer Assistant

Jun 2023 – Jun 2024

Universitas Gadjah Madacontract

Front-End Web Developer Intern

Jan 2023 – Apr 2023

PT Graphie Global Interaktifinternship

Laboratory Assistant (Fundamental Programming)

Feb 2022 – Jun 2022

Universitas Gadjah Madacontract

Portfolio

Featured Work

MongoDBExpressReactFirebase+1

Safeguard

Capstone project focused on post-earthquake victim search using device tracking and location filtering.

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MongoDBExpress

Andal App

Made the backend for children monitoring and schedule app based on location and time context. Main features include schedule, geofencing, child list management, notifications, and parent-child account linking.

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