How We Built Fantasy-as-a-Service in 4 Weeks

Hazel Nguyen

April 10, 2026

Fantasy Hub (used to be called Fantasy 7) is part of the VFantasy ecosystem and was built as a SaaS-ready fantasy sports platform that community football leagues can deploy instantly. The goal was to design a flexible system that adapts to any competition structure (5v5, 7v7, league formats, cups, or hybrid structures) while keeping the onboarding process fast and simple for organizers. With only 3–4 weeks to deliver, the project required clear focus, tight coordination, and a strong foundation that could scale into future versions without constant rework.

Scope & Requirements

The project required two core components: 

  • A full admin management tool: On the admin side, organizers needed the ability to create leagues, register teams and players, manage fixtures, results, sponsors, and real-time updates.

Admin features include real-time scores and data that keep players, fans, and organizers aligned.

  • A user-facing fantasy website: On the user side, the platform needed to feel polished and intuitive from day one, enabling players to register easily, build their squads, track performance, and engage weekly through rankings, stats, and Team of the Week features. 

User can easily build team, trade players and tracking stats.

Players own and are shown with professional and detailed profiles.

Beyond functional needs, the market context was equally important: community leagues in Vietnam are growing rapidly, yet most lack digital infrastructure. The platform needed to help them increase visibility, build engagement, and replace betting-like behaviors with healthy, competitive gameplay.

Our Solution Approach

We approached Fantasy Hub with a SaaS-first mindset, choosing to retain 70% of the proven VFantasy core and rebuilding only what was necessary for customization. This gave us a stable foundation that minimized risk while still allowing each league to tailor the experience to its own rules and format. 

The team leaned on Laravel for backend stability and NextJS for speed and SEO performance, allowing us to move quickly without compromising long-term flexibility. 

With a cross-functional team spanning backend, frontend, QA, design, BA, marketing, and BD, we kept communication tight and decisions practical, ensuring that speed did not come at the cost of maintainability.

Execution Highlights

Challenge: The most challenging moment came with just one week before kick-off, when nearly half of the required features were still incomplete.

Solution: Instead of forcing a full “core-first” approach, we shifted our priorities toward the features users would interact with immediately

This allowed us to restructure sprints, clear blockers faster, and deliver a smooth first-day experience without overwhelming the system. While OT was unavoidable, the team maintained quality and momentum by focusing on real user needs rather than chasing a perfect version one.

Outcome

  • On-time Delivery: Despite the pressure, the project launched on time for the VPL opening (just 24hours before D-day) and quickly proved its value. 
  • High user rate: Within the first 48 hours, more than 600 real players joined, including several well-known athletes. 
  • Successful call for funding: The platform also helped secure 70M VND in sponsorship thanks to its visibility and engagement potential. 

Most importantly, the system ran smoothly from day one, validating both the technical architecture and the sprint strategy shift. Fantasy Hub didn’t just go live, it stayed stable and gained traction immediately.

What We Did Well

This project demonstrated our ability to deliver quickly without sacrificing quality. The team collaborated closely across disciplines and made smart, pragmatic decisions under pressure. We built a strong technical foundation that supports future development and scaling, and we maintained stability even during a compressed timeline. The final result reflected not just technical skill but also shared ownership and alignment across the entire project team.

What We’re Improving Next

Even with a successful launch, we treat this version as a starting point. The next phases will focus on improving the UI/UX to create a more polished experience, strengthening branding to support commercialization, and shifting marketing efforts toward B2B acquisition. 

On the operational side, we are refining requirement gathering, timeline structures, and internal QA to reduce minor errors that emerge under tight deadlines. This continuous improvement mindset is central to how we operate and scale our product work.

If you’re planning to digitize your league or build a fast, scalable product, we’d be happy to help. Contact us to explore how our team can support your next project.

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Vitex Vitex Vietnam Software., JSC

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