JOSUA TIU
OSAKA CITY
Summary
Versatile developer with over 17 years of leveraging software engineering and implementing new technologies to maximize development efficiency. Conducting extensive market and consumer research to translate into application features. Acquiring and applying new complex technology concepts in short period of time.
Overview
17
17
years of professional experience
4
4
years of post-secondary education
3
3
Languages
Work History
Java Application Engineer
Rakuten Group Inc
Osaka
08.2022 - Current
- Exhibited strong technical aptitude and application expertise resulting in optimized performance, continuous improvement recommendations and product innovation.
- Partnered with development team on product development and application support plans.
- Communicated technical development stages and provided design support to stakeholders.
- Supported software integration and implemented maintenance enhancements.
- Worked with customers for needs analysis and to determine vendor costs.
- Reduced order processing times 80% by creating architectural document control processes
Application Developer
IBM Solutions Delivery
05.2021 - 07.2022
- Designs, Develops and supports applications based on JAVA/J2EE technologies stack using JAVA/ Java Based frameworks
- Develop applications using Java Technologies and frameworks like Spring, SpringBoot, Strust etc
- Implement Transaction management, manage Java Objects and enterprise integration needs that involves messages, routers, transformation, adapters service activators and auditing.Uses RESTApi, Kafka, CI/CD/ Taurus perf for the application.
Systems Analyst (4) (Production Support Group 2011-Present)
AIG Shared Services
01.2011 - 04.2021
- Leads a technical team through project development phases: analysis, development, implementation, deployment and production
- Implemented the Agile Scrum Methodology in the project team
- Focuses on the implementation of using latest Apache Tomcat and JDK to all AIGs web application
- Uses AIGs own J2EE architecture which is a combination of Hibernate, Spring and Struts
- Leads the implementation of the Security Enhancement for all the web applications
- Implemented VERACODE and IBM App Scan for all the projects handled
- High and Low Latency monitoring
- Thread dumps, Force GC, ensuring to destroy objects after usage
- Proper Opening and Closing of DB Connections
- Implemented preparedStatement for all DB Connections, using proper Final clause
- Implemented Pefromance Testing
- Increasing Apache memories.
Programmer Analyst for AIG Shared Services (Production Support Group and Development Team 2008-2011)
KForce Global Solutions
09.2008 - 01.2011
- Provides technical solution / coding solutions for the issues raised by L2
- Design, develop, implement and maintain Java Application phases, codes and software.
Associate Consultant
Oracle Corporation
05.2008 - 09.2008
- Performed as the Senior Developer of the US Tax Group Unit
- Uses Oracle C&C Billing tool
- Analyze and interpret business requirements and convert it to detailed and technical requirements.
Java Developer for Smart Communication
Software Laboratories Incorporated
05.2007 - 05.2008
- Handled Smart Bro Modules which is the New Business Entries for Postpaid Subscribers
- Developed the Smart Bro Billing implementation from the scratch which uses Java Technology and OC4J deployment.
Education
Computer Science for Web Programming Professional Certificate -
Harvard University (Harvard X)
10.2020 - 11.2020
BS Computer Science - undefined
System Technology Institute
06.2003 - 05.2007
Skills
RESTApiJavascriptsSQLPython
JAVA
REACT
NODE
DATA STRUCTURES AND ALGORITHMS
KUBERNETES / DOCKER / JENKINS
LINUX / GIT
Websites
Accomplishments
- Multi Projects have been assigned and awarded to the team for utilizing new tools and technologies.
- Utilization of FTE have been full implemented.
- Cross Training for different technologies were applied.
- Web applications have the highest percentage of a secured environment.
- Reduced cost up to 50% for technical operating expenses for the migration of US server to APAC server.
- Reduced technical cost up to 50% for the Cloud migration of all web applications.
- Faster resolving of technical issues.
- Customer Satisfaction was greatly increase due to the service and quality of the fixes and enhancement provided.
- Faster acquisition of the SMART BRO modules due to the migration of the legacy platform from Old Receipts to Auto Receipts.
- Increased the sales of Smart Bro Kit due to the implementation of the Web Application of the SMART BRO modules. Smart Bro Modules was widely used by all SMART Agents nationwide.
Timeline
Java Application Engineer
Rakuten Group Inc
08.2022 - Current
Application Developer
IBM Solutions Delivery
05.2021 - 07.2022
Computer Science for Web Programming Professional Certificate -
Harvard University (Harvard X)
10.2020 - 11.2020
Systems Analyst (4) (Production Support Group 2011-Present)
AIG Shared Services
01.2011 - 04.2021
Programmer Analyst for AIG Shared Services (Production Support Group and Development Team 2008-2011)
KForce Global Solutions
09.2008 - 01.2011
Associate Consultant
Oracle Corporation
05.2008 - 09.2008
Java Developer for Smart Communication
Software Laboratories Incorporated
05.2007 - 05.2008
BS Computer Science - undefined
System Technology Institute
06.2003 - 05.2007