
Haja J. Deen
Verified Expert in Product Management
Product Manager
London, United Kingdom
Toptal member since June 10, 2020
Haja is an accomplished tech product management professional with a unique blend of startup and board-level leadership experiences at Fortune 500 businesses. He has co-founded two startups in eCommerce and fintech. Haja has also delivered digital transformations and new digital revenues to multi-billion dollar corporations. Haja's recent book, "Build the Right Thing: How to Build High-growth Agile Digital Businesses Customers Love," helps align teams to develop successful tech products rapidly.
Project Highlights
Expertise
- Agile Product Management
- Business Strategy
- Customer Journeys
- Fintech
- Product Strategy
- Retail & Wholesale
- System Design
- eCommerce
Work Experience
Head of Digital Platforms
Holland & Barrett International (Hollandandbarrett.com)
- Worked for Holland & Barrett, a global leader in health and wellness with over 1,300 international stores and one of the UK’s top eCommerce sites.
- Planned and designed Holland & Barrett’s next-generation API/microservices digital platform architecture.
- Built and owned the product roadmap for the next-generation in-store digital experiences.
- Led an innovative hackathon process to select the right-sized partners for the delivery of the new digital platforms.
- Spearheaded the technology stream for a store of the future to deliver Amazon Go-like store concepts.
- Launched a cost optimization process across 60+ digital platforms.
CTO
Homegrown (Homegrown.co.uk)
- Worked for Homegrown.co.uk, an innovative digital property crowdfunding fintech startup that provides investors access to property investment opportunities.
- Led the technology platform build out which helped the business raise its seed round.
- Created a customer-driven platform roadmap and digital marketing automation to scale globally. It was £100,000 crowdfunded within 36 hours.
- Made contributions that led to Homegrown.co.uk being recognized as a top-three crowdfunding platform (2017) within the first year of operations.
Digital Director
Saint-Gobain Building Distribution UK (Saint-gobain.co.uk)
- Worked for Saint-Gobain, a global leader in construction products with revenues of £30+ billion and over 190,000 employees. SG UK operates over 25 brands and has £2.5+ billion in revenues.
- Delivered and obtained funding for the digital transformation strategy.
- Built a digital team of 17 which delivered over £7 million in online sales within 24 months.
- Developed a business case and won the CEO’s approval for a multi-brand eCommerce platform implementation using SAP Hybris, Kerridge ERP, and IBM MDM.
- Architected and delivered an innovative image-recognition and geolocation-driven mobile app for Jewson (the largest brand within the Saint-Gobain UK group).
- Increased the ROI on over £3 million in digital investments by establishing key product metrics.
- Delivered engaging social media content and competitions—acquiring over 100,000 new email sign-ups.
- Shaped Saint-Gobain’s global digital plans through European eCommerce and big data working groups.
eCommerce Director
Jewson (UK) Ltd (Jewson.co.uk)
- Worked for Jewson, the largest brand within Saint-Gobain UK with over £1.5 billion in revenue and was promoted to a leadership role where I led the CEO's digital transformation agenda.
- Gained Jewson's board buy-in for a digital transformation strategy within three weeks.
- Architected and delivered Jewson’s first eCommerce offer. The new site was recognized as the best B2B eCommerce site in the UK in 2015 and beat market leaders such as Screwfix.
- Achieved over £3 million in first year eCommerce sales.
- Tripled traffic to over 10 million unique visitors within three years.
Business Development Director
Jewson (UK) Ltd (Jewson.co.uk)
- Built and delivered a post-merger integration strategy and roadmap for the Jewson's CEO and leadership team.
- Led a cross-functional post-merger integration team of operations directors, category professionals, and external consultants.
- Delivered over £20 million in post-merger procurement integration synergies which exceeded targets.
Consultant to Senior Manager (Various)
NTT Singapore (Hello.global.ntt)
- Worked for NTTS, the Singapore office of Japan’s largest telecommunication company with revenues exceeding US$100 billion.
- Led the NGN strategy team, while reporting to the CEO, to launch 1Gbps FTTX (fibre to anywhere) product.
- Planned, designed, and implemented 100 Mbps cable-based broadband services on-time and in-budget and strategically positioned it to be the highest ARPU consumer ISP service in Singapore.
- Grew revenues at NTT Singapore’s VoIP business 300% by introducing SMS callback, PINLess prepaid, and channel partners and took the business from a new entrant in 2006 to a profitable niche player by 2008.
- Designed and delivered a carrier-grade VoIP system with 99.9999% reliability within two months by managing vendors, carrier partners, and internal stakeholders.
- Established and scaled up NTT Singapore's digital IT consultancy business. Successfully completed projects in Japan, Malaysia, and Vietnam achieving revenues of over US$5 million between 2001 and 2004.
- Project managed the roll-out of a global email campaign management system for Walt Disney Internet Group, Japan.
- Reengineered business processes at Toyota Motors Vietnam (TMV) to enable an ERP upgrade program.
- Delivered Singapore’s National Trustmark System within three months from project start. The system has endured to be the de facto standard in Singapore today.
VP of Technology
Fast-Foods.net
- Co-founded Fast-Foods.net in 2000, a forerunner of Delivaroo, which enabled online ordering for KFC and Pizza Hut.
- Expanded operations to three countries in three different languages in Singapore, Hong Kong, and Japan and achieved over 40,000 registered users and a valuation of US$50 million.
- Pioneered Coldfusion-based mobile Internet services using the WAP protocol.
Project History
Fintech Property Crowdfunding Platform | Homegrown.co.uk
https://homegrown.co.uk/Led the development and scale-up of the innovative fintech property crowdfunding platform, Homegrown.co.uk, which was recognized as a top three crowdfunding platform in UK within 18 months of launch.
Project Highlights:
• Created a customer-driven platform roadmap and digital marketing automation to scale globally and was crowdfunded by £100,000 within 36 hours.
• Executed technology and digital marketing strategy and program to drive customer acquisition.
• Homegrown.co.uk was recognized as a top-three crowdfunding platform (2017) within the first year of operations.
• The business seed funding round was oversubscribed.
Digital Transformation for Saint-Gobain Building Distribution UK
https://www.saint-gobain.co.uk/Led the digital transformation new digital revenue stream creation for Saint-Gobain Building Distribution UK which operates over 15 brands and has £2.5+ billion in revenues and 12,000+ employees.
Project Highlights:
• Served as the group digital director and directly reported to the group CEO and led SGBD UK’s strategic digital transformation and tech program.
• Created and gained buy-in from the board for Jewson’s digital transformation strategy and program.
• Launched a new eCommerce site that was recognized as the best B2B eCommerce in the UK in 2015.
• Achieved £3+ million in first-year eCommerce sales.
• Built the business case and won the CEO’s approval for a multi-brand eCommerce platform implementation using SAP Hybris, Kerridge ERP, and IBM MDM.
• Architected an innovative image recognition, geo location-driven mobile app for Jewson.
• Hired a team of 17 digital pros and established the digital customer experience center.
• Increased ROI in £3 million in digital investments.
• Delivered engaging social media content and competitions and acquired over 100,000 new email sign-ups.
• Shaped Saint-Gobain’s global digital plans through European eBusiness and data working groups.
Digital Platform Transformation for the UK's eCommerce Leader
Delivered a digital platform transformation for the UK's health-&-wellness eCommerce leader, Holland & Barrett.
Project Highlights:
• Planned and designed Holland & Barrett’s next-generation microservices API based digital platforms architecture.
• Led the next-generation internal build-out of a cloud app-based point of sale (PoS) for 1,300 stores
• Led an innovative hackathon process to select the right-sized partners for the delivery of the new platform
• Led the technology stream for a store of the future to deliver Amazon Go-like store concepts
Pioneering Food-ordering Website (2000)
Built a pioneering food-ordering portal, Fast-Foods.net, and a cutting-edge mobile app (2000) and scaled it to three countries.
Project Highlights:
• Expanded operations to three countries in three different languages in Singapore, Hong Kong, and Japan and achieved over 40,000 registered users and a valuation of US$50 million.
• Pioneered Coldfusion-based mobile internet services.
Fully Web-based VoIP Product Build and Development
https://hello.global.ntt/Designed, built, and scaled a fully web-based VoIP service for the global telecom giant, NTT.
Project Highlights:
• Designed, built, and scaled a fully web-based VoIP service for NTT Singapore.
• Grew revenues at NTT Singapore’s VoIP business 300% by introducing SMS callback, PINLess prepaid, and channel partners and took the business from a new entrant in 2006 to a profitable niche player by 2008.
• Designed and delivered a carrier-grade VoIP system with 99.9999% (Five 9s) reliability within two months by managing vendors, carrier partners, and internal stakeholders.
• The service ran with high profitability for over 12 years.
Education
Master of Business Administration (MBA) Degree in Business Administration and Management
Cranfield School of Management - Cranfield, United Kingdom
Bachelor's Degree in Computing and Information Systems
University of Portsmouth - Singapore
Skills
Tools
Confluence, Jira, Trello, Slack, Google Data Studio, Zoom
Paradigms
Agile Product Management, Kanban, Microservices Architecture
Industry Expertise
Telecommunications
Other
Product Strategy, Product Growth, Business Strategy, eCommerce, Business Models, Customer Journeys, Business Analysis, Growth Strategy, Cost Management, P&L Management, Retail & Wholesale, Agile Sprints, Cloud, Data, System Design, User Requirements, APIs, Fintech, IP Networks, Scrum Product Owner, Python 2, SQL, Amazon Web Services (AWS)
How to Work with Toptal
Toptal matches you directly with global industry experts from our network in hours—not weeks or months.
Share your needs
Choose your talent
Start your risk-free talent trial
Top talent is in high demand.
Start hiring