ChaoChih Liu

Delivered impactful solutions across Southeast Asia, enhancing digital infrastructure and public safety for government, telecommunications, and financial sectors. Specialized in designing scalable systems leveraging AWS, integrating legacy systems, and providing cloud knowledge transfer to drive innovation and operational excellence.

• Scam Reporting System:
  Built a system for governments and telecom companies in Southeast Asia to identify suspicious websites using Google WebRisk. Enabled public reporting of scam phone numbers and SMS to enhance safety.
• Payment Gateway:
  Designed a scalable payment gateway with AWS Auto-Scaling and integrated legacy systems via AWS Transit Gateway for a Singapore financial institution.
• Telecom API Gateway:
  Developed an API Gateway in Brunei to connect legacy systems with partners, digitalizing telecom service purchases.
• Cloud Knowledge Transfer:
  Trained clients on AWS and DevOps best practices, supporting cloud adoption and sustainable operations.

Delivered a serverless supply chain financing solution to support SMEs and led development teams to build scalable, secure, and high-performance software, fostering collaboration and mentoring to ensure quality and maintainability.

• Supply Chain Financing System: Built a serverless system with AWS server-less architecture to streamline financing for SMEs, alleviating financial pressure and helping establish credit for bank loan eligibility.
• Project Management: Led a development team to design and deploy secure, scalable, high-performance software solutions. Collaborated in Scrum workflows to integrate new features and enhance functionality. Mentored junior developers on coding best practices and problem-solving. Conducted code reviews and maintained version control for clean, maintainable code.
  

Developed a single-page web application to support sales representatives in remote South African areas, streamlining agricultural insurance processes and enhancing efficiency through robust technical solutions.

• Built a SPA on AWS to simplify signing, renewing, and managing insurance contracts in regions with limited mobile broadband.
• Collaborated with product managers and designers to translate business needs into technical implementations.
• Wrote clean, efficient, and well-documented code adhering to industry standards.
• Participated in the full software development lifecycle, from requirements gathering to testing and deployment.

Designed and implemented an engine for automating telecom business processes, improving efficiency and reducing manual efforts. Served as a liaison between development teams and stakeholders, leveraging Oracle Business Suite for technical solutions.

• ]Business Process Automation: Analyzed and mapped business processes to identify and automate redundant manual tasks. Streamlined and optimized system-implemented business operations.
• Software Development: Implemented business logic and operations using Java/JavaEE, Oracle Service Bus, and Oracle Business Rule Engine. Created documentation for APIs, business processes, and operations for knowledge transfer.
• System Maintenance: Monitored automation performance, increased request throughput, and resolved issues to enhance success rates. Designed solutions and revamped processes to boost system efficiency and reliability.
  

Developed and maintained horse-racing systems, including mobile and web platforms, focusing on bet-matching engines, performance optimization, and system testing. Collaborated with clients to ensure system accuracy and improved performance.

• Software Development: Designed and implemented a bet-matching engine using Java/JavaEE, ensuring accuracy and low latency. Conducted parallel testing with legacy systems to validate performance and accuracy.
• System Maintenance and Optimization: Performed stress tests to identify performance bottlenecks and implemented architectural improvements. Reviewed and audited code to ensure compliance with client requirements.
• Client Collaboration: Worked closely with clients during system tests, providing detailed analysis of bet-matching results. Presented benefits of the new system and highlighted limitations of legacy systems.
  

Designed and implemented an engine for automating telecom business processes, improving efficiency and reducing manual efforts. Served as a liaison between development teams and stakeholders, leveraging Oracle Business Suite for technical solutions.

• ]Business Process Automation: Analyzed and mapped business processes to identify and automate redundant manual tasks. Streamlined and optimized system-implemented business operations.
• Software Development: Implemented business logic and operations using Java/JavaEE, Oracle Service Bus, and Oracle Business Rule Engine. Created documentation for APIs, business processes, and operations for knowledge transfer.
• System Maintenance: Monitored automation performance, increased request throughput, and resolved issues to enhance success rates. Designed solutions and revamped processes to boost system efficiency and reliability.

Developed and maintained simulation platforms for futures and stock markets to support business and IT student training programs. Improved platform architecture, UI/UX, and provided technical guidance for trading and algorithm practices.

• Platform Development: Revamped architecture and UI/UX for futures and stock market simulation platforms using ActionScript/Flex and Java/J2EE. Conducted implementation and testing to ensure platform functionality and reliability.
• Student Training Support: Provided technical support for business students to practice futures trading on the simulation platform. Designed and opened online APIs for IT students to develop trading bots and apply algorithmic trading knowledge.
• Collaboration and Maintenance: Partnered with business school faculty to enhance the undergraduate training program and ensure smooth platform operation.

Contributed to a government project providing land and building information to citizens, local councils, and government departments for city planning and real estate purposes. Ensured compliance with privacy and civil laws while delivering cost-effective and user-friendly solutions.

• Business Analysis: Analyzed business requirements and studied regulations on privacy and civil law to ensure legal compliance. Assessed risks of information leakage and documented complex domain knowledge.
• Software Development: Designed and implemented user-friendly UI and efficient backend processes using Java/J2EE and Webwork2. Delivered cost-effective solutions by reusing existing infrastructure.
• Customer Support and Training: Provided on-site support and conducted training sessions for end-users to navigate the new system. Trained part-time colleagues to assist with system installations and production support.

Developed and maintained mobile content platforms, including ringtone and social websites, with a focus on UI/UX design and implementation.

• Software Development: Maintained a ringtone website and developed a social website using Java/J2EE and Struts. Designed and implemented user-friendly UI/UX to enhance platform usability.