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On
4-6 years
6-10 years
10-15 years
More than 15 years
Back End Developer @Taiwan Mobile2016 ~ Present
・
Senior Backend Engineer
Within six months
company, LINE Pay, Google In App Billing, Apple In-App Purchase. - Designed and developed cronjobs for subscribed user's routine payment by credit card, micro-payment of telecom company, LINE Pay, Apple In-App Purchase. - Contacting with accounting and finance department, preparing monthly report for thier requirement. - Troubleshooting under time pressure, and monitoring system logs for repairing at first time. - Designed and developed tools for report sending, monitoring result sending, and any routine jobs automation. Project: 1.Credit card payment module rebuilding for PCIDSS. 2.Rebuilding payment system from Groovy with Grails
Employed
・
Not open to opportunities
Full-time / Interested in working remotely
6-10 years
National Central University
・
Information Management
Past
ICT Software Developer & Information/Data Management @Saipem2021 ~ 2023
・
IT
Within three months
Abraham Julianus Paulus ●Application Developer, Software Engineer, Software Developer, Information/Data Management. ●Communication & coordination system with users from another division & foreign user company partners (Milan, Chennai). ●SQL Queries, data modeling, report using Power BI. ●System Testing (SIT, UAT development & production server). ●Integrated system, integrated payment gateway using ISO 8583, API integrated, creating jobs schedule. ●Monitoring System, Documentation System, Implementation System & users training. ●Troubleshooting hardware problems & software installation, setting network router, switch, hub,wifi (LAN, WAN), folder & printer sharing. Indonesia Pengalaman Kerja ICT Software Developer & Information/Data Management • Saipem JanuariJuni 2023 Contract
Unemployed
・
Ready to interview
Full-time / Interested in working remotely
More than 15 years
Budi Luhur University
・
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Definition of Reputation Credits
Technical Skills
Specialized knowledge and expertise within the profession (e.g. familiar with SEO and use of related tools).
Problem-Solving
Ability to identify, analyze, and prepare solutions to problems.
Adaptability
Ability to navigate unexpected situations; and keep up with shifting priorities, projects, clients, and technology.
Communication
Ability to convey information effectively and is willing to give and receive feedback.
Time Management
Ability to prioritize tasks based on importance; and have them completed within the assigned timeline.
Teamwork
Ability to work cooperatively, communicate effectively, and anticipate each other's demands, resulting in coordinated collective action.
Leadership
Ability to coach, guide, and inspire a team to achieve a shared goal or outcome effectively.
Professional Background
Current status
Employed
Job Search Progress
Open to opportunities
Professions
Back-end Engineer
Fields of Employment
Software
Work experience
6-10 years
Management
None
Skills
Languages
Chinese
・
Native or Bilingual
English
・
Fluent
Job search preferences
Positions
Backend Developer (Java or Kotlin)
Job types
Full-time
Locations
Taipei City, 台灣, Hsinchu, Hsinchu City, Taiwan, Taoyuan, Taiwan
Remote
Interested in working remotely
Freelance
No
Educations
School
National Taiwan University of Science and Technology
Major
Information Management
Carl Lu
- Hands-on Java enterprise development experience for 7+ years.
- Experienced in the financial property domain and E-commerce (B2B/B2C).
- A deep sense of object-oriented programming, RESTful API/microservices development, and test-driven development.
- Major strengths of characteristics include friendly, cooperative, selfless, logical, strong ambitions, competent and result-oriented.
Employment
Software Engineer • PayPay Corporation
March 2023 - Present
Backend developer of the payout team, develop/maintain the payout system which needs to handle 500 M+ transactions per month and serve more than 60 M+ users in Japan.
- Project: Complex payment
- This functionality aims to enhance the variety of payment combinations for PayPay, with this functionality, users can check out with different kinds of payment combinations which will bring a better shopping experience.
- Participate in the design/development of the changes against the payout ecosystem and communicate/collaborate with other teams.
Senior Software Engineer • Digital River
April 2020 - February 2023
Participate in the development life cycle in the Compliance Engineering team of the Digital River Taiwan office. Played the role of a backend developer in a team of 7 people.
- Involved in the development/troubleshooting tasks for Catalog/Tax related domains.
- Participated in a whole new project which was to develop Digital River's cross-border transaction tax solution. Responsible for designing/developing the tax service architecture and code implementation.
- Investigated and found the bottleneck of legacy product API, then design the enhanced solution. The final solution has sped up the API response time about 8 times fast (12 sec -> 1.5 sec) and reduced 70% of the redundant DB connections. Which brought our clients a better API experience and sped up their business process.
Software Engineer • Digital River
June 2018 - March 2020
Participate in the development life cycle in the Catalog team of the Digital River Taiwan office. Played the role of a backend developer in a team of 9 people.
- Project: SKUs API (Phase - II)
- Participated in Implementing the orchestration layer API which involved our SKUs API, Product API, Fulfillment API, and Orders API. With this, our customers will be able to leverage our product, fulfillment, and order module with a pure RESTful API interface instead of the legacy system.
- Participated in Implementing the orchestration layer API which involved our SKUs API, Product API, Fulfillment API, and Orders API. With this, our customers will be able to leverage our product, fulfillment, and order module with a pure RESTful API interface instead of the legacy system.
- Project: SKUs API (Phase - I)
- The pioneer project for our company's new milestone - expose our catalog/order/payment flow with pure APIs which can be used by all 3rd-party companies without applying our whole storefront solution. This means that we can provide a more flexible, lightweight, and friendly e-commerce solution to our customers with pure RESTful APIs.
- Participated in the design/development/DevOps phase of the whole new microservice (SKUs API) which allows other 3rd-party companies to leverage our catalog/order module thus expanding their business more easily.
- Provide a lighter way checkout process by integrating the SKUs API with the Digital River Orders API as a new option for our customers.
Software Engineer • Yahoo!
April 2017 - May 2018
As a member of the EC shopping (B2C) engineering team in Yahoo Taiwan, I need to maintain the legacy system/bug fixing and implement the new features/APIs, etc. Played the role of a backend developer in a team of 12 people.
- Project: EC TapPay Integration
- The goal of this project is to enhance Yahoo EC's payment system to support Apple Pay, Google Pay, and LINE Pay so that we can offer a better shopping experience to our customers by speeding up the checkout process.
- In this project, we've integrated part of our payment system with a PCI (Payment Card Industry) compliance solution provider company called TapPay.
- Design and develop the new client library for all new payment types we'll support in the future and offer the library to other teams (Mobile/Frontend, etc.) for integrating the new payment flow.
- Design and develop the new checkout API to integrate our payment system with LINE Pay according to the specifications.
- Launched LINE Pay at the end of February successfully.
- Project: EC Coupon
- Developed the Java Restful API from scratch for the EC coupon project according to the requirements.
- Participated in designing and implementing the architecture of the Java API.
Software Engineer • RGA Insurance Group
April 2016 - February 2017
Developed the next-generation insurance system for RGA Insurance Group to replace the legacy system, the new system was based on a multi-tenant and microservices architecture. Played the role of a backend developer in a team of 7 people.
- Project: RGA Insurance System Migration
- Migrated the legacy system to a whole new one which is based on the microservices architecture.
- Responsible for developing backend APIs according to the specification.
- Ensuring code quality by high coverage rate (at least 90%) of unit tests and integration tests.
- Participated in setting up the CI/CD pipelines and other infrastructure components.
Education
National Taiwan University of Science and Technology
M.S. in Information Management • Sept. 2013 - June 2015
Coast Guard Administration (Military Service)
Sergeant of Information and Communications • July 2011 - May 2012
National Taiwan University of Science and Technology
B.S. in Information Management • Sept. 2007 - June 2011
Technical Stack
- Programming Languages: Java (JDK11), Kotlin (1.3), PHP (5.x)
- Frameworks/Tools: Spring Framework, Jersey (JAX-RS), JUnit, Cucumber, MyBatis, Maven, Gradle, Git, Jenkins
- Components: Tomcat, Oracle Database, MySQL Database, AWS (DynamoDB/S3/EMR), Apache Cassandra, Apache Spark, Elasticsearch, Kibana, Redis
- Languages: Chinese (Native), English (Fluent)
Carl Lu
- Hands-on Java enterprise development experience for 7+ years.
- Experienced in the financial property domain and E-commerce (B2B/B2C).
- A deep sense of object-oriented programming, RESTful API/microservices development, and test-driven development.
- Major strengths of characteristics include friendly, cooperative, selfless, logical, strong ambitions, competent and result-oriented.
Employment
Software Engineer • PayPay Corporation
March 2023 - Present
Backend developer of the payout team, develop/maintain the payout system which needs to handle 500 M+ transactions per month and serve more than 60 M+ users in Japan.
- Project: Complex payment
- This functionality aims to enhance the variety of payment combinations for PayPay, with this functionality, users can check out with different kinds of payment combinations which will bring a better shopping experience.
- Participate in the design/development of the changes against the payout ecosystem and communicate/collaborate with other teams.
Senior Software Engineer • Digital River
April 2020 - February 2023
Participate in the development life cycle in the Compliance Engineering team of the Digital River Taiwan office. Played the role of a backend developer in a team of 7 people.
- Involved in the development/troubleshooting tasks for Catalog/Tax related domains.
- Participated in a whole new project which was to develop Digital River's cross-border transaction tax solution. Responsible for designing/developing the tax service architecture and code implementation.
- Investigated and found the bottleneck of legacy product API, then design the enhanced solution. The final solution has sped up the API response time about 8 times fast (12 sec -> 1.5 sec) and reduced 70% of the redundant DB connections. Which brought our clients a better API experience and sped up their business process.
Software Engineer • Digital River
June 2018 - March 2020
Participate in the development life cycle in the Catalog team of the Digital River Taiwan office. Played the role of a backend developer in a team of 9 people.
- Project: SKUs API (Phase - II)
- Participated in Implementing the orchestration layer API which involved our SKUs API, Product API, Fulfillment API, and Orders API. With this, our customers will be able to leverage our product, fulfillment, and order module with a pure RESTful API interface instead of the legacy system.
- Participated in Implementing the orchestration layer API which involved our SKUs API, Product API, Fulfillment API, and Orders API. With this, our customers will be able to leverage our product, fulfillment, and order module with a pure RESTful API interface instead of the legacy system.
- Project: SKUs API (Phase - I)
- The pioneer project for our company's new milestone - expose our catalog/order/payment flow with pure APIs which can be used by all 3rd-party companies without applying our whole storefront solution. This means that we can provide a more flexible, lightweight, and friendly e-commerce solution to our customers with pure RESTful APIs.
- Participated in the design/development/DevOps phase of the whole new microservice (SKUs API) which allows other 3rd-party companies to leverage our catalog/order module thus expanding their business more easily.
- Provide a lighter way checkout process by integrating the SKUs API with the Digital River Orders API as a new option for our customers.
Software Engineer • Yahoo!
April 2017 - May 2018
As a member of the EC shopping (B2C) engineering team in Yahoo Taiwan, I need to maintain the legacy system/bug fixing and implement the new features/APIs, etc. Played the role of a backend developer in a team of 12 people.
- Project: EC TapPay Integration
- The goal of this project is to enhance Yahoo EC's payment system to support Apple Pay, Google Pay, and LINE Pay so that we can offer a better shopping experience to our customers by speeding up the checkout process.
- In this project, we've integrated part of our payment system with a PCI (Payment Card Industry) compliance solution provider company called TapPay.
- Design and develop the new client library for all new payment types we'll support in the future and offer the library to other teams (Mobile/Frontend, etc.) for integrating the new payment flow.
- Design and develop the new checkout API to integrate our payment system with LINE Pay according to the specifications.
- Launched LINE Pay at the end of February successfully.
- Project: EC Coupon
- Developed the Java Restful API from scratch for the EC coupon project according to the requirements.
- Participated in designing and implementing the architecture of the Java API.
Software Engineer • RGA Insurance Group
April 2016 - February 2017
Developed the next-generation insurance system for RGA Insurance Group to replace the legacy system, the new system was based on a multi-tenant and microservices architecture. Played the role of a backend developer in a team of 7 people.
- Project: RGA Insurance System Migration
- Migrated the legacy system to a whole new one which is based on the microservices architecture.
- Responsible for developing backend APIs according to the specification.
- Ensuring code quality by high coverage rate (at least 90%) of unit tests and integration tests.
- Participated in setting up the CI/CD pipelines and other infrastructure components.
Education
National Taiwan University of Science and Technology
M.S. in Information Management • Sept. 2013 - June 2015
Coast Guard Administration (Military Service)
Sergeant of Information and Communications • July 2011 - May 2012
National Taiwan University of Science and Technology
B.S. in Information Management • Sept. 2007 - June 2011
Technical Stack
- Programming Languages: Java (JDK11), Kotlin (1.3), PHP (5.x)
- Frameworks/Tools: Spring Framework, Jersey (JAX-RS), JUnit, Cucumber, MyBatis, Maven, Gradle, Git, Jenkins
- Components: Tomcat, Oracle Database, MySQL Database, AWS (DynamoDB/S3/EMR), Apache Cassandra, Apache Spark, Elasticsearch, Kibana, Redis
- Languages: Chinese (Native), English (Fluent)