I'm a BI Developer with 5+ years of experience building data analytics, data modeling, and dashboards for large telecom platforms. I specialize in SQL, Power BI, and Tableau to create interactive reports on churn, VoLTE, and customer insights. I collaborate with business and technical teams to translate data into strategic decisions and value-driven solutions. My background in Mathematics and Computer Science underpins my analytical rigor and problem-solving approach. I work well in cross-functional environments and communicate complex data clearly to diverse audiences, from executives to analysts. I am passionate about automating processes, improving data quality, and delivering impactful dashboards that drive better decision-making.…

Shek Yu Wong

I'm a BI Developer with 5+ years of experience building data analytics, data modeling, and dashboards for large telecom platforms. I specialize in SQL, Power BI, and Tableau to create interactive reports on churn, VoLTE, and customer insights. I collaborate with business and technical teams to translate data into strategic decisions and value-driven solutions. My background in Mathematics and Computer Science underpins my analytical rigor and problem-solving approach. I work well in cross-functional environments and communicate complex data clearly to diverse audiences, from executives to analysts. I am passionate about automating processes, improving data quality, and delivering impactful dashboards that drive better decision-making.…

Available to hire

I’m a BI Developer with 5+ years of experience building data analytics, data modeling, and dashboards for large telecom platforms. I specialize in SQL, Power BI, and Tableau to create interactive reports on churn, VoLTE, and customer insights. I collaborate with business and technical teams to translate data into strategic decisions and value-driven solutions. My background in Mathematics and Computer Science underpins my analytical rigor and problem-solving approach.

I work well in cross-functional environments and communicate complex data clearly to diverse audiences, from executives to analysts. I am passionate about automating processes, improving data quality, and delivering impactful dashboards that drive better decision-making.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Intermediate

Language

English
Fluent

Work Experience

Business Intelligence Developer (Independent Projects & Portfolio) at Independent Projects & Portfolio
January 1, 2025 - November 5, 2025
Built a telecom churn and retention dashboard using Power BI, SQL, and DAX on 7,000+ records, translating insights into strategic storytelling and actionable findings. Published insights via LinkedIn series #BusinessBeyondTelco with 1,000+ reach, communicating complex data to a broad audience. Produced dashboards tracking churn, ARPU, and usage trends, and prepared executive-ready visuals and summaries. Managed end-to-end analytics lifecycle from data extraction to dashboard deployment and PowerPoint storytelling to support business reviews.
Business Intelligence Developer (Independent Projects & Portfolio) at Independent Project Work
January 1, 2025 - November 5, 2025
Built a telecom churn and retention dashboard using Power BI, SQL, and DAX on 7,000+ records, translating insights into strategic storytelling and actionable findings. Published insights via LinkedIn series #BusinessBeyondTelco, communicating complex data to a broad audience. Delivered portfolio previews and dashboard samples for showcasing capabilities.
Senior Software Engineer (Data Modeling & BI Enablement) at Hutchison Telecom (HK) Ltd
August 1, 2023 - August 1, 2023
Supported analytics infrastructure for 1 M+ subscribers and billion-row datasets across product and roaming systems, ensuring data accuracy and reliability. Designed data models supporting customer retention, churn, and ARPU dashboards for executive decision-making. Developed segmentation logic and campaign analysis via SQL to improve targeting precision and uplift. Delivered daily and monthly OBIEE and SQL reports with PowerPoint visual summaries, and optimized queries for ETL efficiency. Automated ETL pipelines and 5K+ cron schedules, mentored junior analysts, and collaborated on VoLTE KPI definition and tracking.

Education

Diploma in Software Engineering at Centennial College
January 11, 2030 - January 1, 2024
Master of Statistics at University of Hong Kong
January 11, 2030 - January 1, 2012
Bachelor of Social Sciences at University of Hong Kong
January 11, 2030 - January 1, 2008
Diploma in Software Engineering at Centennial College
January 11, 2030 - January 1, 2024
Master of Statistics at University of Hong Kong
January 11, 2030 - January 1, 2012
Bachelor of Social Sciences at University of Hong Kong
January 11, 2030 - January 1, 2008

Qualifications

IBM Python for Data Science
January 1, 2025 - November 5, 2025
Certified Scrum Master
January 1, 2023 - January 1, 2025
Microsoft Azure Fundamentals (AZ-900, DP-900, AI-900)
January 1, 2023 - November 5, 2025
IBM Python for Data Science
January 1, 2025 - November 5, 2025
Certified Scrum Master
January 1, 2023 - January 1, 2025
Microsoft Azure Fundamentals (AZ-900 DP-900 AI-900)
January 1, 2023 - November 5, 2025

Industry Experience

Telecommunications, Software & Internet, Professional Services, Computers & Electronics, Media & Entertainment