Experienced Developer Turning Ideas into Scalable Digital Solutions

I’m Gesang Aji Seto, a Full Stack Developer with 7+ Years of Experience Building Scalable and Reliable Applications.

Dynamic Full Stack Developer with a decade of experience in designing, developing, and maintaining robust software systems across diverse platforms. Expertise encompasses Node.js, PHP, and JavaScript, with a strong focus on both frontend and backend technologies. Proven ability to thrive in independent projects while effectively collaborating within teams to drive project success. Committed to leveraging comprehensive technical skills to enhance application performance and user experience, ensuring seamless integration of innovative solutions. Ready to contribute to challenging projects that demand creativity and technical acumen.

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Gesang Aji Seto

Email

gesangseto@gmail.com

Phone

(62) 821-2222-2657

Time Zone

Jakarta (GMT+7)

Education

Information Technology

2013 – 2019

Universitas Pamulang

Automotive

2005 – 2008

Senior High School – SMKN 2

General

2002 – 2005

Junior high school – SMPN 3

Membuat Web E Commerce dengan Javascript

Dec 2020

Baba Studio

Search Engine Optimization

Oct 2020

Baba Studio

Uji Kompetensi Skema Pemrogram

2019

LSP

Experience

Full Stack Developer – PT Merindo Makmur, Jakarta

February 2021 – Present

– Developed and maintained Mertrack Ultimate, an advanced ERP-focused application with dynamic workflow capabilities, supporting complex warehouse and serialization operations. Built using Node.js (Backend) with ORM Sequelized, Next.js (Web Frontend), and React Native (Android).
– Developed and maintained Mertrack, a serialization and warehouse management solution adhering to GS1 standards for product traceability. Built using Node.js (Backend), Vue.js (Web Frontend), and React Native (Android).
– Optimized application performance across Windows and Ubuntu servers, ensuring consistent and efficient system behavior.
– Collaborated with cross-functional teams—including design, QA, and operations—to refine user interfaces and enhance user experience, leading to improved usability and engagement.
– Implemented version control (Git) and automated/manual testing protocols to ensure high software reliability and maintainability.
– Led end-to-end troubleshooting and system diagnostics, improving system uptime and reducing issue resolution times.

Devops / Full Stack Developer – PT Metro Asia Pasific, Jakarta

April 2019 – March 2021

– Built a Smart School App deployed on CentOS Server, using PHP CodeIgniter for the web frontend (HTML, jQuery, JavaScript), MariaDB for the database, and Node.js for the backend with WSO2 API Management integration.
– Acted as L2 Support at XL Axiata, serving as the first responder to identify bugs and errors in the MyXL and MyPrio applications based on customer complaints.
– Developed Monitoring Applications to track the performance and status of MyXL and MyPrio apps, using Node.js for the backend and PHP CodeIgniter (HTML, JavaScript, jQuery) for the frontend, hosted on CentOS AWS Servers.

SR IT Support – PT KSU Putra Anugrah, Tangerang

January 2017 – December 2018

– Built an Employee Management Application using PHP Native, HTML, and MySQL for internal company operations.
– Created a Company Profile Website to present company information, services, and branding to external stakeholders.
– Repaired and maintained computer systems and network infrastructure, ensuring optimal performance and minimizing downtime.
– Provided comprehensive IT Support, including hardware/software troubleshooting, printer and peripheral setup, user assistance, system updates, and network diagnostics, to maintain smooth daily operations and resolve technical issues efficiently.

My Services

I offer full-cycle web and mobile application development, from concept to deployment. Whether you need a lightweight MVP or a scalable enterprise system, I provide clean, maintainable, and efficient code tailored to your business needs.

01

RESTful API

API Design & Backend Development (Node.js, Express, ORM, Laravel, CodeIgniter)

02

Web Design

Custom Web Development (React.js, Next.js, Vue.js, HTML, PHP, CodeIgniter)

03

Mobile App Development

Mobile App Development (React Native)

04

Database Design

Database Design & Optimization (PostgreSQL, MySQL, MSSQL)

05

Integration

System Integration & Frontend – Backend – Third Party

Samples of My Work

What People Say About My Work:

I’ve had the privilege of working with diverse clients and teams across different industries. Here are some highlights from past collaborations

Delivered a scalable warehouse system that reduced stock errors by 80%.

Built a custom ERP solution that streamlined operations for a manufacturing company.

Received repeated praise for clean architecture and maintainable code.

Big Names That Have Used My Apps

Contact Me

Feel free to reach out for project inquiries, collaborations, or just to say hello.

gesangseto@gmail.com

+(62) 821-2222-2657

Tangerang, Banten 15156, Indonesia

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