Hok Siu

Digital marketing. Performance marketing. Data visualisation. Data Architecture. Business intelligence. Qlik. PowerBI. Excel. Audience and insights reporting

As the Data Solutions Manager at Thirty Three Agency with over five years of experience, I excel in data management, automation, and business intelligence. My analytical and critical thinking skills have been pivotal in automating reporting processes, leading to deeper business insights, new client wins, and annual cost reductions of over £100K.

My proactive approach and collaborative teamwork drove digital transformation, improving overall efficiency across teams. As a product manager, I led the team in developing my data model redesigns, resulting in further cost savings and a scalable model for business operations. I am passionate about leveraging my skills to drive business growth in a collaborative environment.

AREAS OF EXPERTISE

• Analytical and critical thinking • Stakeholder management
• Product manager • Azure SQL Cloud Database
• Data modelling • PowerBI
• Automation, including marketing automation • Extract, transform, load (ETL)
• Cost modelling • Martech and Ad tech
• Google Campaign Manager • Google Analytics

PROFESSIONAL EXPERIENCE

Thirty Three Media Agency - London, UK

Data Solutions Manager - April 2019 to October 2024

• Reporting and Insights: I turn complex raw data into clear actionable business insights.

Reduced business report turnaround time from a week to minutes, enabling rapid business scaling.

Active campaigns and media spend increased 8-fold during my tenure

• PowerBI. I transform data in the PowerBI backend and build data visualisations in the frontend
• PowerQuery and DAX used to bring our digital marketing data together and make the necessary transformations per our agency’s business requirements
• Microsoft Azure Cloud database. I use SQL to query our database and set up indexing• Data modelling: I designed a model to tie all our marketing channels and user forms together,

enabling automated reporting dashboards and to speed up client communication plans

• Data modelling: I designed a model to tie all our marketing channels and user forms together,

enabling automated reporting dashboards and to speed up client communication plans

• Data Warehousing. I set up our cloud database schema, enabling our agency to own our data.

This enabled more sophisticated business intelligence, including predictive analysis across business sectors

• Product Manager for a team of developers to bring more services in-house, rebuilding the API connections and set up of our own cloud database

• Mentored and trained new staff on digital marketing and our cloud reporting platforms
• Supported a range of clients including: BDO, BMW, Bupa, Rolls Royce, and Forrester

GotU Media Agency - London, UK

Campaign Manager - March 2017 to April 2019

• Campaign Manager in fast growing digital marketing company, managing clients across three countries: France, UK, and USA
• Performance optimisation and analysis role, managing thousands of marketing campaigns concurrently. Excel and in-house tools used to develop business insights. My work helped scale the business from £150K to over £10 million in revenue
• Managed marketing campaigns end to end from conception through to completion, ensuring KPIs are achieved
• GotU is a specialist division in 77Agency

I attended Hutchesons Grammar School where I attained five Scottish Highers. Four A's in Economics, English, Maths, and Business Management. A C in Biology. I completed two years of a bachelors degree in Economics and Marketing at the University of Strathclyde