I am a seasoned full-stack software developer with over 15 years of experience delivering scalable platform solutions. I bridge business needs with technical execution, lead major framework modernizations, and oversee robust API integrations. I enjoy turning complex requirements into clean, maintainable code and delivering value quickly. I’m passionate about collaboration, continuous learning, and building software that users love. I thrive in international environments and love mentoring teams to reach their full potential.

Ario Susmaryono

I am a seasoned full-stack software developer with over 15 years of experience delivering scalable platform solutions. I bridge business needs with technical execution, lead major framework modernizations, and oversee robust API integrations. I enjoy turning complex requirements into clean, maintainable code and delivering value quickly. I’m passionate about collaboration, continuous learning, and building software that users love. I thrive in international environments and love mentoring teams to reach their full potential.

Available to hire

I am a seasoned full-stack software developer with over 15 years of experience delivering scalable platform solutions. I bridge business needs with technical execution, lead major framework modernizations, and oversee robust API integrations. I enjoy turning complex requirements into clean, maintainable code and delivering value quickly.

I’m passionate about collaboration, continuous learning, and building software that users love. I thrive in international environments and love mentoring teams to reach their full potential.

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Experience Level

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

Indonesian
Fluent
English
Advanced
Dutch
Advanced

Work Experience

Freelance Full-Stack Developer at Zien 24
October 1, 2024 - Present
Refactored and upgraded the Laravel backend from v10 to v11 for improved performance, maintainability and security; migrated backend data from MongoDB and AFAS to MySQL; designed and implemented new features; integrated third‑party services and improved user experience; modernized frontend with Vue 3.
Application Developer & Planner at RKassa B.V.
October 1, 2024 - September 11, 2025
Built a calendar planner with weekly/monthly/yearly views, draggable/resizable blocks; integrated UI with Laravel backend and Vue.js frontend; supports multi‑week planning and future features; active project.
Web / App Developer at HypotheekOnline (HypotheekOnline B.V.)
January 1, 2024 - September 11, 2025
Developed and maintained 20+ mortgage websites; created a forms library embedded in the sites; migrated mortgage calculators from Excel to Laravel; integrated with lenders' APIs; generated leads for advisors.
Web & App Developer at AutoP (Auto P) / Heerlen, Roermond, Sittard & Weert
April 1, 2018 - September 11, 2025
Car rental portal with admin dashboard and customer-facing features; Laravel backend, Vue frontend; supported both individual and corporate clients.
Mobile Application Developer at Auto Shade Formulier B.V.
December 1, 2019 - September 11, 2025
Hybrid Cordova app for Android, iPhone, and Windows; ~50,000 downloads over several years; maintained until 2019.
App Developer at SchadeApp B.V.
February 1, 2020 - September 11, 2025
Development of RET mortgage platform; custom design and reporting system; ongoing maintenance and support.
App Developer - Starters Lending NL BV at Starters Lending NL BV
February 1, 2016 - September 11, 2025
Developed mobile and web apps for lead generation; created reusable templates and modules; migrated to newer frameworks.
App Developer - Starters Lending BV at Starters Lending BV
December 1, 2017 - September 11, 2025
Developed a calendar planning tool; backend in Laravel, frontend in Vue; supports planning across multiple weeks.
Web Developer - Letselschade Claimen BV at Letselschade Claimen BV
January 1, 2016 - September 11, 2025
Web platform for claims management; admin and client interfaces; supports submission and processing workflows.
Web Developer - Pro Media B.V. at Pro Media B.V.
May 1, 2010 - September 11, 2025
CMS-driven sites; Joomla!, WordPress; template/module creation; CMS development and maintenance.
Web Designer / Freelancer at Freelance
November 1, 2008 - September 11, 2025
Freelance web design and development; built own CMSs; created pure CSS websites after moving away from Flash.
Freelance Software Developer at Zie n 24
October 1, 2024 - Present
Transformed Zie n 24's legacy platform Zie n Machine into the new Zie n Zone platform, fixed bugs, added features, and delivered frontend work with Vue 3; performed backend/data migrations and collaborated within a small development team to deliver a stable, scalable platform.
Application Developer & Planner at RKassa BV
October 1, 2024 - September 11, 2025
Developed a calendar planner with weekly blocks, drag/resize across weeks, and multi-week planning capabilities; implemented backend/frontend integration using Laravel and VueJS; contributed to planning and architecture.
Web Developer at HypotheekOnline BV
January 1, 2024 - September 11, 2025
Developed and maintained multiple online mortgage websites with calculator functionality; connected sites to external APIs; supported lead generation and data integrity; migrated/translated business workflows into web solutions.
Mobile (Android/iPhone) App (Hybrid) and Web Developer at Auto Schade Claimen BV
January 1, 2016 - September 11, 2025
Built hybrid mobile applications and web development for car rental and related services; contributed to frontend/backend integration and cross‑platform accessibility.
App Developer at Start ers Lening BV
December 1, 2017 - September 11, 2025
Developed mobile apps and supporting web components; contributed to project planning for client platforms; ensured responsive design and cross‑platform compatibility.
Web Developer at Pro Media BV
May 1, 2010 - September 11, 2025
Website and hybrid mobile projects; CMS-driven sites ( Joomla/WordPress/Magento ); focused on frontend performance and maintainability.
Web Developer at Pro Management Software N.V.
September 1, 2011 - September 11, 2025
Web-based solutions for management software; implemented UI features, backend support, and collaborated with cross-functional teams.
Freelance Web Developer at Freelance
November 1, 2008 - September 11, 2025
Created and maintained client websites and CMS-based systems; built custom CSS-driven interfaces and templates; provided ongoing maintenance.
Software Developer at Ziber
May 1, 2025 - Present
Technical lead for the company’s entire platform, overseeing comprehensive maintenance and development, API integrations with third-party partners, and hosting optimization to improve performance.
Software Developer at Ziber 24
September 1, 2024 - December 1, 2025
Architected system migration and modernization: led a technical evolution from legacy systems to a modern platform, upgraded Laravel from 8 to 11, and orchestrated data and CRM migrations (MongoDB to MySQL; AFAS to Salesforce). Designed a high-performance client dashboard and a bespoke CMS to support thousands of users.
Owner / Director at ARSUS IT Solutions
November 1, 2011 - Present
Support businesses in building custom online applications and mobile solutions.
Application Developer at Hypotheek Online
December 1, 2016 - October 1, 2024
Developed and maintained multiple online mortgage platforms and lead generation websites. Integrated real-time API connections between front-end sites and the mortgage team’s extranet.
Mobile Application Developer at SchadeApp / RET
January 1, 2015 - October 1, 2020
Developed a cross-platform hybrid app using Cordova for Android, iOS, and Windows Phone. Delivered customized layouts and reporting systems for high-profile clients like RET.

Education

Bachelor at Hogeschool in Holland
January 1, 2003 - January 1, 2008

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Media & Entertainment, Professional Services, Real Estate & Construction, Other, Financial Services