Fintech web development services

O0 designs fintech for trust, security, and conversion. No trade-offs.

What we do

We help digital finance disruptors tell stories, sell products, and push rounds forward.

Simplicity is currency. We make financial services clear, catchy, and inclusive. Product design, brand strategy, video, development and marketing support — it’s all under one roof.
No handoffs. No headaches. Just work that works.

Discovery

Fintech moves fast, but guessing costs. Our Discovery stage gets everyone on the same page — fast. We dive into your users, map out your product, scan the market, and spot the gaps. No fluff, just hard facts. So when it’s time to build, we’re not winging it — we’re winning it.

Brand identity & strategy

Through research, data, and a bit of chemistry, we uncover your brand’s core — its purpose, values, and cultural triggers. From there, we craft a distinct narrative that speaks to your audience. The brand identity spans visuals, motion, and sound in the most mesmerizing ways.

UX/UI design

Fintech is serious business. But interfaces don’t have to be dull. We craft UX/UI with motion design and a scroll-telling approach, turning complex data into simple, eye-catching bites. Who said money management can’t be fun?

Marketing support

From videos to pitch decks to integrated campaigns, our marketing moves audacious startups forward. At O0, we’re all in on making your product the one to beat. Ready to own your category? We’re experts in telling stories of innovation and disruption.

Web & product development

O0-designed digital and mobile products are easy to get, a joy to use, and downright good-looking. And under the hood? Just as solid. We can build robust cloud solutions and integrate numerous APIs to power up your product.

DeFi

The backbone of decentralized finance is trust. Our job is to make it tangible. We translate complex protocols into intuitive experiences that users can rely on. When people understand what they’re doing and feel in control, they transact and stay. That’s how DeFi grows.

Flashnet

Web
Brand
Development

Fintech SaaS 

Customers want more than a sleek interface. They want peace of mind — security, compliance, and predictable outcomes. They want to manage their finances without confusion or second-guessing. At O0, we design fintech SaaS experiences that feel intuitive, safe, and genuinely helpful.

Payman

Web
Brand
Development
3D

Choice

Web
Illustration

Settle

Web
Brand
Development
3D

Banking & lending

Finance doesn’t have to be a headache. Money management can be simple, functional, and even fun. The kind of experience we craft at O0. From script to screen, we create sharp product explainers and storytelling-driven animated videos, that win awards. Like Fynn — this animated video earned recognition from Collisions, the European Design Awards, and Red Dot.

Fynn

Animation
Video

Solutions

1

Front-end and back-end

Creating streamlined interfaces and secure back-end systems, ensuring privacy and compliance.

2

Custom API

Integration of various APIs for seamless and efficient transactions.

3

Cloud optimization

Flexible cloud-based fintech solutions to accelerate operations and scale the business.

4

UX/UI audit

Evaluation of brand and product perception, market performance, and audience connection.

5

Redesign

Refreshing your digital presence or creating a completely new identity, web, and product design.

Reviews
Fynn
Ethan Anderson,

Co-founder

“I think this is the one! Amazing work.”

Flashnet
Ethan Marcus,
CEO

“This got me incredibly excited. Thank you guys for the hard work. We just announced raising a $4.5M oversubscribed seed round, led by Abstract VC. We’ll have more stuff for you to cook up soon.”

Fingerprint
Savannah Copland,
Director of Marketing

“Thanks for all the hard work. We are very happy with the end result. I think you all did a great job understanding our product with very little oversight from us, and you did an excellent job of translating our brand tone into the video.”

Get in touch

Questions

What’s your design process? Will I be in the loop?
Looks nice to me, how much does it cost to develop a fintech app?
What models of cooperation do you offer?
How does the retainer work? What are the streams?
How many hours are included in the retainer contract?
What is fintech in web development? What types of fintech software do you build?
What are the 5 D's of fintech?

Next service

Product design