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Do I Need a Credit Policy to Launch a Credit Card or Work with a Sponsor Bank?
The Short Answer: Yes, and Don't Cut Corners When investors, debt providers, and sponsor banks ask to see your credit policy, it may seem...

Scott Bass
Jun 30, 2025


Gradient Boost Models: Hidden Risks and How to Avoid Them in Credit Modeling
Gradient Boost Models (GBMs) have become the go-to tool for many credit modelers for good reason. GBMs can unlock meaningful lift in...

Leland Burns & Jim McGuire
Jun 23, 2025


How to Choose a Sponsor Bank: A Guide for Fintech Founders Building Credit Products
Why Sponsor Banks Matter So Much Choosing a sponsor bank isn't just another box to check. It’s a consequential decision that influences...

Scott Bass
Jun 23, 2025


How to Avoid Common Pitfalls When Measuring Risk on a Revolving Credit Product
At Ensemblex, we work with lenders across the fintech ecosystem — from startups to scaled portfolios — and we see many people making the...

Brandon Homuth
Jun 16, 2025


I Have a Fintech Idea but I Don’t Have a Background in Fintech, am I a Good Fit?
Yes — if you bring unique insights, clear conviction, and extreme curiosity, you're a strong fit. In fact, Ensemblex has co-founded with several entrepreneurs that came outside of fintech. At Ensemblex, we back domain experts, technologists, and operators who do not rest until they fix a problem. Whether you're coming from sports, music, education, or engineering— if you’ve felt the friction, understand the user, and have a bold idea for how the world should evolve, you're ex

Chloe Zhu
Jun 16, 2025


Choosing a Loan Origination System When Launching a Credit Card: A guide for fintech teams designing origination flows for modern credit products.
Your Loan Origination System Is One of the First—and Most Critical—Decisions The loan origination system is the first impression of a...

Scott Bass
Jun 9, 2025


Custom Credit Models vs. FICO and Vantage: What's the Difference and Why It Matters
FICO and Vantage scores are well-known, widely used, and easily accessible. Meanwhile, building a custom credit model can take...

Leland Burns & Jim McGuire
Jun 9, 2025


What Underwriting Approach Is Right for My Business: Expert System, Decision Tree, Logistic Regression, or Gradient Boost?
Choosing the right underwriting model is one of the most strategic decisions a lender makes. The right approach depends on many factors:...

Brandon Homuth
Jun 2, 2025


What Does Co-founding with Ensemblex Venture Builder Look Like?
As 5x fintech founders, we know what it takes to build a successful venture from scratch. With Ensemblex, you gain the best co-founding team from day zero — focused, tactical, and fast. But what does the process actually involve? 1. Align our Visions The first step is a deep-dive conversation. Not a pitch, not a deck. A conversation. We explore the problem space with you, asking hard questions, mapping the system, and identifying leverage points. We evaluate founder-market fi

Chloe Zhu
Jun 1, 2025


How Much Data Do I Need to Build a Credit Model?
One of the most common questions we get about building a credit model is " How much data do I need to make it work? " And like many...

Leland Burns & Jim McGuire
May 27, 2025
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