Ka Ho W. Email & Phone Number

Canada

• Lead software development life cycle by gathering requirements, solution design, prioritizing features, setting milestones, timeline negotiation with clients, client-facing explanation, user training.
• Analyze deployment using AWS Amplify and ECS to reduce operation cost.
• Containerize cake shop promotion page using AWS ECS, EC2, IAM for quicker development with secure traffic using Certificate Manager. Hide port number from external access using DNS and ALB.
• Use AWS Amplify to build serverless catalog website which can accept 1,000 requests/second with SSL, and redirect all HTTP requests to HTTPS.
• Design HR management and business record system with 7-24 availability to annually reduce 50% maintenance cost and data management cost.

Hong Kong SAR

• Supported cross-functional collaboration with business analysts, product designers, sales managers, project managers.
• Developed CRM and enhancement using Java, JavaScript, MySQL, Salesforce and acted as main developer in 4 projects, 4 maintenance contracts.
• Designed and built platform, which integrated internal and external systems, to mask PII data which reduced 90% manual masking work and 70% manager time on record tracking.
• Reduced 100% labor cost by implementing a commission calculation system to run batch jobs monthly.
• Used AWS RDS, Lambda, API Gateway to construct WhatsApp-Salesforce middleware for world class charity to save and load text, images using long polling to reduce 50% hotline cost.
• Raised customer satisfaction by implementing auto message reply system during non-office hours.

Hong Kong SAR

• Customized generation of invoice, sales order, inventory statistics, account report in Odoo ERP using Python, JavaScript, jQuery, XML, CSS, PostgreSQL to reduce 90% navigation time.
• Saved 80% admin cost by building tailor-made inventory, sales, purchase, account management logic.
• Developed WhatsApp e-shop using Python, AWS EC2, Lambda, API Gateway connecting to Odoo with ability to handle 1,000 transactions per second.
• Improved user experience by simplifying e-shop checkout flow to raise revenue.
• Revamped monolith Odoo into microservice architecture using AWS RDS, EC2, ALB to raise modularity and enable easier maintenance. AWS ElastiCache for Redis was used to speed up data access for 25%.

Hong Kong SAR

• Operated online business related to mobile game service, targeted on North America, Europe.
• Planned business structure, product design, remote customer service plan, sales target, marketing strategy, after-sale service, new product and service introduction in a team of 7 from worldwide.
• Managed sale posts in 15 platforms and handled daily inquiry in English, Mandarin, Cantonese, Japanese.
• Constructed online conservation and transaction model to effectively screen out potential scammers to achieve 0 revenue loss throughout the business period.
• Planned hospitality trip schedule for Malaysian, American customers and sought for potential business development.

Hong Kong SAR

Hanoi, Hanoi, Vietnam

Tokyo, Japan