Alex Ardhian

Engineered and optimized high-throughput Java Spring MVC and Spring Boot for a flagship Digital Banking platform, ensuring 99.9% uptime and seamless transaction processing. Designed and implemented scalable microservices gateway using Java 17 / Spring Boot, handling over a lot of daily active request/response and securing sensitive financial transactions.

Developed high-throughput RESTful APIs for digital banking product modules using Java Spring MVC, ensuring strict compliance with secure banking protocols and seamless front-end/back-end integration. Optimized data persistence and relational mapping using JPA and Hibernate with an Oracle/Postgres backend, tuned complex SQL queries and connection pools to handle high-concurrency transactional banki

Developed a native Android app (Android Studio, Cordova) featuring real-time VoIP capabilities powered by SIP protocol and FreeSWITCH. Architected and developed a scalable Java Web MVC application leveraging Spring Boot, driving the end-to-end system and database design phases.

Contributed to high-level strategic executive meetings, aligning long-term business objectives with IT roadmap planning and future-focused infrastructure scaling. Orchestrated daily operations and technical support workflows, delegating tasks to IT personnel to guarantee peak performance, maximum uptime, and reliability across all branches end-user supporting, hardware devices, and network infrast

Engineered and maintained a PHP-based web framework (CI) integrating live Jakarta traffic CCTV streams, optimizing Apache web server worker threads to seamlessly support hundreds of concurrent viewers via external linked websites. Engineered a mobile-to-server traffic tracking framework in Jakarta, designing a custom Java ME application on the Symbian platform for field canvassers.

Engineered core features and resolved critical defects for Garuda Indonesia's flagship frequent flyer application, using Java WebWork, Velocity templates, and Hibernate ORM while ensuring code reliability through JUnit test suites and SVN version control.

Engineered interactive digital card games utilizing Macromedia Flash 2.0 Action Script, managing source code integrity and release pipelines within a CVS version control. Engineered full-stack corporate web applications using PHP, HTML, and MySQL, building secure, relational databases and responsive front-end interfaces to elevate the PT Jamsostek digital presence.

Engineered a high-throughput, real-time Java data feed connector to capture stock market data from the Jakarta Stock Exchange, collaborating cross-functionally with Q4i in Dallas, Texas US, to power the online trading platform. Successfully migrating PT Charoen Phokphan Web Portal PHP application and database from MySQL to Oracle environment to enhance data integrity and performance in 3 Months.

Engineered an enterprise B2B e-commerce catalog application using Java Servlets/JSP and an Oracle database backend, effectively digitizing the product portfolio to empower the field sales team and streamline client ordering workflows.

Bachelor Degree in Information Management System / Computer Science at Bina Nusantara University from 1993 to 1998.