Jeffrey Lai

Director of Technology Delivery & Operations (GovTech CIO) Accounting and Corporate Regulatory Authority (ACRA) Responsible for end-to-end technology delivery, platform evolution, and operational assurance for mission-critical national digital services, including BizFile Next-Generation. Lead cross-functional teams across product, engineering, architecture, infrastructure, security, and governance to deliver resilient, secure, and sustainable platforms in regulated environments. IT BUDGET & MANPOWER PLANNING • Own enterprise-wide IT budget and manpower planning in partnership with infrastructure, cloud engineering, finance, and vendor stakeholders. • Lead annual and multi-year technology budgeting and workforce planning cycles, forecasting infrastructure, cloud, and delivery costs. • Establish strategic resource planning frameworks to align vendor capacity, internal manpower, and delivery priorities. PRODUCT, PLATFORM & PERFORMANCE STRATEGY • Drive the transition from project-based delivery to product-oriented platform ownership aligned to end-to-end service outcomes. • Define and operationalise product and platform KRIs and KPIs covering availability, transaction success, performance, and operational risk. • Establish performance governance frameworks to provide leadership visibility into platform health and delivery readiness. • Translate regulatory intent and business priorities into executable product and technology roadmaps. • Oversee Lead Solution Architect and Senior Solution Architects to strengthen engineering-led design accountability. SECURITY LEADERSHIP & GOVERNANCE • Lead the ACISO and Digital Governance teams, setting strategic direction for DSRA execution and secure-by-design practices. • Guide teams in interpreting security control intent to enable pragmatic design decisions and consistent IM8 and WOG compliance. • Embed a shift-left security operating model integrating security and compliance early into delivery workflows.

As CTO at Sift & Pick (Changi Airport Group), I lead strategic digital transformation, architecting scalable systems that drive business growth through innovative technological solutions, robust security frameworks, and cross-functional collaboration with executive leadership. Key Achievements: STRATEGIC ARCHITECTURAL INNOVATION Designed and implemented a complex, large-scale distributed system architecture leveraging microservices ecosystem (Sprint Boot, Flask, Golang, React Next, GraphQL), enabling horizontal scalability, fault tolerance, and high-performance computing through advanced containerization (ECS), event-driven patterns, and sophisticated service orchestration strategies. AI-POWERED TRANSFORMATIONAL INNOVATIONS Implemented advanced AI-driven product intelligence using EfficientNet TensorFlow for intelligent product categorization, enhancing search relevance and discovery algorithms. Developed a fine-tuned GPT-2 solution to automate multilingual product content generation, enabling merchants to create SEO-optimized, contextually rich descriptions across multiple languages with unprecedented efficiency and accuracy. DATA-DRIVEN PERFORMANCE ENGINEERING Implemented advanced data analytics ecosystem leveraging GA4 Enhanced Commerce Event tracking to generate granular user insights, utilizing Hotjar heatmap visualization user behavior analysis. Personalized ad targeting, and strategic UX/UI prioritization, resulting in measurable performance improvements. SECURITY COMPLIANCE AND CLOUD RESILIENCE As CAG Group Cybersecurity Committee, I implemented multi-layered cloud security architecture integrating advanced protection mechanisms: comprehensive VPC segmentation, WAF, DDoS mitigation, Lambda@Edge, and real-time threat monitoring.

At Carigos, a digital freight forwarding platform, I led the development of technology strategy and execution, driving digital transformation across freight operations. The platform utilized a rule engine to determine optimal shipping routes and pricing for cross-border logistics. We built an integrated tech stack that connected multiple freight forwarding and last-mile partners, delivering seamless solutions for both local and international shipping. Key Achievements: Strategic Leadership and Board Engagement • Participated in board meetings, contributing to funding strategies and aligning technology initiatives with growth goals. • Presented technology vision and outcomes to partners and investors, fostering trust and transparency to strengthen key relationships. Technology Stack and Architecture • Architected the platform with a modular microservices architecture for scalability and flexibility. • Developed back-end services using Node.js and Java Spring Boot to ensure fast processing and rule engine stability. • Deployed on AWS ECS with Docker, using ALB for high availability. • Integrated PostgreSQL and Redis for reliable storage and caching, supporting complex business logic. • Ensured seamless API-based integration with freight forwarding and last-mile partners, automating workflows across the logistics chain. Product Innovation and Development • Led the Product and Development Team, aligning front-end and back-end efforts to deliver customer-centric solutions. • Developed a rule engine that identified optimal routes and pricing, improving efficiency and customer satisfaction. • Managed integration with third-party logistics providers, streamlining end-to-end operations across regions.

At Helix Leisure, I led cloud-based and IoT initiatives, focusing on real-time systems, multithreaded programming, and high-performance backend infrastructures. I managed cross-functional teams to develop scalable solutions integrating cloud and on-premise systems seamlessly. Key Achievements: Games Management System on Cloud • Built a web client using React for real-time game management and performance tracking. • Developed a real-time dashboard with Hadoop and EMR pipelines, processing backend events and delivering live analytics. • Led a team of senior developers, driving collaboration and accountability. • Implemented Spring Boot APIs with OAuth2 (Keycloak) and deployed microservices on AWS ECS. • Enhanced performance with Hibernate caching and JWT tokens for secure resource management. Single Sign-On (SSO) on AWS Cloud • Developed a web client with ES6 TypeScript, supporting CORS and OAuth2 for secure authentication. • Deployed serverless microservices using Python (boto3) for scalable operations. • Managed data with AWS RDS and DynamoDB, using Serverless Framework, CloudFormation, and Chef Cookbook. Locker Network System Development • Designed a multithreaded IoT system for seamless communication between cloud services and on-premise lockers. • Implemented a distributed queue system for reliable messaging across environments. • Developed embedded systems with JavaFX and MariaDB using Master-Master Replication for continuous uptime. • Deployed The Locker Network across multiple US locations, integrating EMV Payment Express, MercuryPay, and MIFARE card readers. • Employed Ruby scripting, Chef, and Hadoop for cloud automation and data consolidation. I focused on scalable, real-time solutions with multithreaded programming and seamless IoT communication, delivering high performance, reliability, and continuous innovation across all projects.

At Amadeus, I led the development of mission-critical airport operations systems and human resource management platforms. My primary focus was on designing and implementing rule-based engines that automated complex processes, ensuring efficiency and scalability for airlines and airports globally. I also practiced Agile Scrum methodologies to manage teams effectively and align development with business priorities. Agile Team Leadership and Project Management • Directed team meetings to track progress, plan code direction, and align deliverables with project goals. • Led development work prioritization meetings to ensure the team focused on high-impact tasks. • Fostered Agile Scrum practices, promoting collaboration, accountability, and continuous delivery. Optimization of Rule Engine Performance • Conducted performance tuning on the planner system to achieve optimal speed and allocation accuracy. • Focused on scalability and efficiency to meet the demands of high-traffic airports. • Future-Focused Product Development: • Designed a rule engine framework as a core solution for future airport IT operations, positioning it as the company’s flagship product for the aviation industry. Throughout my tenure, I prioritized innovation and system optimization, delivering scalable, high-performance solutions that automated resource management and airport operations. These systems provided global airports with advanced automation capabilities, helping them efficiently manage flights and workforce demands.

Key Projects: Human Resource Auto Allocation System (HRMS) • Led the HRMS team to develop an automated human resource allocation engine for Singapore Airlines. • Designed the allocation system to manage permanent and temporary staff, considering multiple criteria like airline groups and overtime. • Created a rule-based allocation engine that ensured efficient workforce distribution for complex operational needs. Flight Auto Allocation System • Designed and implemented a flight auto-allocation system for airports, including Toronto, Hannover, and Thailand Airports. • Automated daily flight assignments to optimize parking stands, gates, and passenger demand, reducing manual intervention. • Developed a user-configurable rule engine using Drools to enable airport staff to set allocation rules and scoring metrics.

At MORPHO Cards, I led the development and optimization of enterprise software solutions, focusing on global payment systems, NFC technology, asynchronous messaging, and product enhancements. I worked closely with stakeholders to ensure efficient delivery, seamless integration, and scalability across international platforms. Key Responsibilities • Conducted JUnit tests on modules for automated nightly builds via Jenkins. • Analyzed project requirements and developed system design specifications. • Designed Queue and Quartz-based asynchronous messaging systems for high-load requests. • Optimized database queries and coding practices to enhance system performance. Highlighted Projects GTC-NXP POC MasterCard • Enhanced the system to handle multiple TSM requests across regions by aggregating services based on roaming availability. • Developed test cases, introduced new configuration parameters, and ensured backward compatibility. • Managed workloads to meet project deadlines. MasterCard Poland & Vodafone Turkey • Implemented GlobalPlatform (GP) messaging standards for secure web requests across TSM platforms. Designed GP-compliant Web Servlets using WSDL and XSD, and developed request/response message parsers. • Managed task distribution to ensure timely delivery. Maxis TnG (Touch 'n Go Malaysia) • Developed an NFC payment service integrating Maxis with TnG for smart card provisioning. • Designed WSDL schemas and business logic, prepared documentation, and performed regression and stress testing. • Coordinated UAT/SIT phases and integrated the product with other modules. Additional System Tasks: • Reliable Messaging Channel: Developed a JMS-based messaging handler with Hibernate for prioritizing web requests and deployed it on Sun Solaris.

MIMOS Agrimall SMS Project (7 Months) • Developed J2ME MIDlet for e-commerce transactions. • Implemented Java-based APDU commands to trigger MIDlet wake-up for transactions. Gemalto Taiwan Mobile SimSave Migration (10 Months) • Installed and upgraded OTA products on Sun Solaris servers. • Migrated legacy data to Oracle 9i using stored procedures. Gemalto Japan USIMChecker2.02 (1.5 Years) • Supported and debugged phonebook backup programs using Java OpenCard Framework (OCF). • Ensured backups were correctly exported in XML format.

• Provided support and troubleshooting for Dell servers (hardware and software). • Delivered client support requiring excellent English communication and soft skills. • Trained new hires and assisted management on cost-saving initiatives.