Work/FinTech MVP to $2M Funding
FinTech
MVP
React Native
Node.js

From Idea to $2M Funding in 6 Weeks

How we helped SecureBank transform their banking startup vision into a compliance-ready MVP that secured Series A funding, serving 10,000+ users with zero security incidents.

$2M
Funding Secured
6 weeks
Development Time
10K users
User Acquisition
PCI Level 1
Compliance Rating

Executive Summary

SecureBank approached XYZBytes with an ambitious goal: develop a compliant banking MVP within 6 weeks to present to Series A investors. The fintech sector had seen $33.7 billion in global funding during 2024, with median Series A deals reaching $4 million valuations between $49-50 million.

Our team delivered a comprehensive mobile banking platform using React Native and Node.js, achieving PCI DSS Level 1 compliance while maintaining the rapid development pace required for the investor timeline. The platform successfully onboarded 10,000 users in the first 90 days post-launch and secured $2M in Series A funding.

The Challenge

Client Background

SecureBank was a stealth-mode fintech startup founded by former JPMorgan executives with a vision to create a mobile-first banking experience for Gen Z and millennial consumers. They had initial seed funding but needed a working MVP to secure Series A investment.

Market Opportunity

With only 272 neobanks worldwide serving a market projected to reach $2,078.54 billion by 2030, SecureBank identified a significant opportunity in the underserved mobile banking segment.

Key Challenges

  • Regulatory compliance (KYC/AML)
  • Real-time transaction processing
  • Mobile-first banking experience
  • Security architecture implementation
  • Third-party API integrations
  • Rapid investor timeline

Technical Solution

Architecture Decisions

We chose React Native for cross-platform mobile development, reducing development time by 40% while maintaining native performance. The Node.js backend provided real-time transaction processing capabilities essential for modern banking.

Security Framework

Implemented end-to-end encryption, biometric authentication, and achieved PCI DSS Level 1 compliance. All sensitive data encrypted using AES-256 with secure key management through AWS KMS.

Technology Stack

  • React Native for cross-platform development
  • Node.js backend with Express framework
  • PostgreSQL with Redis caching layer
  • AWS infrastructure with auto-scaling
  • Auth0 for enterprise authentication
  • Plaid for banking API integrations

Implementation Process

1
Week 1-2

Architecture & Compliance Setup

Established security architecture and regulatory framework

2
Week 3-4

Core Banking Features

Implemented account management and transaction processing

3
Week 5-6

Testing & Launch Preparation

Comprehensive testing and investor demo preparation

Results & Impact

Business Outcomes

  • $2M Series A funding secured within 6 weeks
  • 10,000+ users onboarded in first 90 days
  • Zero security incidents to date
  • 99.9% uptime with sub-3-second response times

Technical Achievements

  • PCI DSS Level 1 compliance certification
  • 4.8-star App Store rating
  • 25% week-over-week user growth
  • 50+ NPS score from early users
"XYZBytes didn't just build our MVP – they architected our future. Their deep understanding of fintech regulations and rapid development capabilities gave us the confidence to present to investors knowing we had a truly enterprise-ready platform."
SM
Sarah Martinez
CEO & Co-founder, SecureBank

Ready to Build Your FinTech MVP?

Let's discuss how we can help you navigate regulatory requirements and build a funding-ready platform in weeks, not months.