I am a results-driven Full-Stack Software Developer with over 4 years of experience building scalable, enterprise-grade web applications across finance, education, and manufacturing. I specialize in Laravel and Node.js, delivering robust RESTful APIs and backend services while guiding projects through the full SDLC from architecture to deployment. I thrive in Agile environments, collaborate cross-functionally, and value thorough technical documentation. I am seeking remote opportunities with forward-thinking technology companies where I can contribute to impactful solutions and continue growing as a developer. I enjoy learning new technologies and delivering maintainable, high-quality software that meets client needs.

RAMADIANSYAH, S.T.

I am a results-driven Full-Stack Software Developer with over 4 years of experience building scalable, enterprise-grade web applications across finance, education, and manufacturing. I specialize in Laravel and Node.js, delivering robust RESTful APIs and backend services while guiding projects through the full SDLC from architecture to deployment. I thrive in Agile environments, collaborate cross-functionally, and value thorough technical documentation. I am seeking remote opportunities with forward-thinking technology companies where I can contribute to impactful solutions and continue growing as a developer. I enjoy learning new technologies and delivering maintainable, high-quality software that meets client needs.

Available to hire

I am a results-driven Full-Stack Software Developer with over 4 years of experience building scalable, enterprise-grade web applications across finance, education, and manufacturing. I specialize in Laravel and Node.js, delivering robust RESTful APIs and backend services while guiding projects through the full SDLC from architecture to deployment. I thrive in Agile environments, collaborate cross-functionally, and value thorough technical documentation.

I am seeking remote opportunities with forward-thinking technology companies where I can contribute to impactful solutions and continue growing as a developer. I enjoy learning new technologies and delivering maintainable, high-quality software that meets client needs.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

English
Advanced

Work Experience

Software Developer at PT Hitachi Channel Solutions Indonesia (ITPS)
October 1, 2025 - Present
Designed, analyzed, and developed the ODIN Sales Inventory Management System and other internal web-based applications, reducing manual operational overhead. Engineered scalable server-side backends using Laravel and Node.js with MySQL to support high-volume transactional data across sales and inventory workflows. Owned the full SDLC—from architecture and feature development to unit/integration testing, deployment, and maintenance. Delivered pre- and post-sales technical support and rapid release fixes, maintaining product quality. Authored comprehensive technical documentation to ensure knowledge transfer and compliance with engineering standards.
Back-End Engineer at PT. Abacus Teknika Solusindo
July 1, 2023 - September 30, 2025
Built and launched full-stack applications for BCA Finance using Laravel, including a delivery order and courier management system. Designed and implemented RESTful APIs for front-end/back-end integration, improving data exchange efficiency and reducing latency. Led architecture and development of an LMS platform for the IBI project using Laravel, Node.js, Express.js, and MySQL. Identified and resolved critical bugs in vendor report modules. Conducted manual, UAT, and unit testing across multiple codebases to uphold high software quality standards.
Freelance Full-Stack Developer at Independent – Upwork, Fiverr & Direct Clients
January 1, 2022 - Present
Delivered custom web application projects for clients across Indonesia, Singapore, and other international markets via Upwork, Fiverr, and direct referrals. Built RESTful API backends and admin dashboards using Laravel and Node.js, tailored to client-specific business requirements and timelines. Managed end-to-end project delivery independently—from requirement gathering and system design through development, testing, and client handover. Maintained strong client communication and iterative delivery cycles, consistently achieving positive reviews and repeat engagements.
IT Supervisor & Programmer at Politeknik Bintan Cakrawala
May 1, 2022 - May 31, 2023
Architected and launched a fully functional e-learning platform (v-class.pbcakrawala.ac.id) using CodeIgniter 4, PHP, RESTful API, and MySQL. Maintained and optimized primary institutional websites (pbc.ac.id), ensuring uptime and performance. Managed end-to-end IT infrastructure—hardware and software— to ensure seamless institutional operations. Delivered computer science instruction to D3 and D4 students.
Program Developer at PT. Citra Tubindo Tbk
November 1, 2021 - December 31, 2021
Developed a VCP system using Webix, React.js, CodeIgniter, and PostgreSQL; collaborated with team leads to troubleshoot front-end/back-end data issues using Node.js, Express.js, and ASP.NET/C#. Coordinated with Data Analysts and end-users to gather requirements and drive project improvements. Assisted HR in resolving HRMS issues using PHP, Laravel 6, and PostgreSQL.
Software Engineer Intern at PT. Bukit Asam (Persero) Tbk
July 1, 2019 - September 30, 2019
Designed and built a web-based B3 Waste Management Information System using HTML, CSS, jQuery, PHP (native), Bootstrap, MySQL, and Oracle. Collaborated cross-functionally with design, database, and user survey teams to ensure cohesive and user-centric system development. Refined system features based on field feedback to align with operational requirements.
Software Developer at ITPS | PT Hitachi Channel Solutions Indonesia
October 1, 2025 - Present
Designed, analyzed, and developed the ODIN Sales Inventory Management System and other internal web-based applications, reducing manual operational overhead significantly. Engineered scalable server-side backends using Laravel and Node.js with MySQL, supporting high-volume transactional data across sales and inventory workflows. Owned the full SDLC — from system architecture and feature development through unit/integration testing, deployment, and ongoing maintenance. Delivered pre- and post-sales technical support and rapid release fixes, maintaining product quality and stability for both internal and terminal solutions. Authored comprehensive technical documentation and development reports to ensure knowledge transfer and compliance with established engineering standards.

Education

Bachelor of Informatics Engineering (S.T.) at Universitas Maritim Raja Ali Haji
August 1, 2016 - January 1, 2021
Bachelor of Informatics Engineering (S.T.) at Universitas Maritim Raja Ali Haji
August 1, 2016 - January 1, 2021

Qualifications

Go (Basic) Certificate
June 1, 2025 - April 30, 2026
Software Engineer Certificate
June 1, 2025 - April 30, 2026
Cloud and Generative AI — AWS via Dicoding
May 1, 2025 - April 30, 2026
Backend Engineer (Golang) Training Certification
August 1, 2023 - April 30, 2026
Junior Web Programmer — BNSP National Certification
January 1, 2022 - April 30, 2026
Data Security Management
January 1, 2021 - April 30, 2026
IT Career Preparation Program Batch 7
August 1, 2021 - April 30, 2026
Go (Basic) Certificate — HackerRank
June 1, 2025 - April 30, 2026
Software Engineer Certificate — HackerRank
June 1, 2025 - April 30, 2026
Cloud and Generative AI — AWS via Dicoding
May 1, 2025 - April 30, 2026
Backend Engineer (Golang) Training Certification
August 1, 2023 - April 30, 2026
Junior Web Programmer — BNSP National Certification
January 1, 2022 - April 30, 2026
Data Security Management — INIXINDO
January 1, 2021 - April 30, 2026
IT Career Preparation Program Batch 7 — Alterra Academy
August 1, 2021 - April 30, 2026

Industry Experience

Software & Internet, Education, Manufacturing, Financial Services, Professional Services