Case Study

Ether.fi App

Ether.fi App

Ether.fi is a crypto-native financial platform that enables users to earn yield on digital assets, move money globally, and spend through real-world payment methods.

Ether.fi is a crypto-native financial platform that enables users to earn yield on digital assets, move money globally, and spend through real-world payment methods.

400K+

Active users who use the product

90K+

Activated Visa cards by users

43%

Send funds completion

31%

Support tickets reduction

MY ROLE

Primary Product Designer

TEAM

Head of Product, 14+ engineers, support, analytics, growth, compliance/legal

PLATFORM

Web app, iOS, Android, website

TIMELINE

~10 months

SCOPE

Add Funds, Send Funds, Convert, Vault, Cards, PIX, Earn, Liquid, Staking, Onboarding/KYC

OVERVIEW

A crypto-finance platform becoming everyday banking

A crypto-finance platform becoming everyday banking

When I joined, the product was expanding quickly across web and mobile. The platform already supported staking, yield, cards, crypto deposits, regional payment rails, and money movement - but many of these experiences had grown independently.

When I joined, the product was expanding quickly across web and mobile. The platform already supported staking, yield, cards, crypto deposits, regional payment rails, and money movement - but many of these experiences had grown independently.

My role was to simplify these complex financial flows into clearer product experiences across web, iOS, and Android.

My role was to simplify these complex financial flows into clearer product experiences across web, iOS, and Android.

$4B+

Total Value Locked

400K+

Registered users

90K+

Active Visa Cards

$3.7M+

Daily Spend Volume

PROBLEM

Complexity was breaking user confidence

Complexity was breaking user confidence

The platform had scaled faster than the experience. Users arrived expecting a simple financial app, but encountered staking, earning, crypto deposits, fiat rails, regional payment methods, and cross-border transfers all at once.

The platform had scaled faster than the experience. Users arrived expecting a simple financial app, but encountered staking, earning, crypto deposits, fiat rails, regional payment methods, and cross-border transfers all at once.

The biggest issues were:

The biggest issues were:

Users were asked to understand technical payment methods too early

Users were asked to understand technical payment methods too early

Fiat and crypto funding flows had different interaction patterns

Fiat and crypto funding flows had different interaction patterns

SEPA, ACH, SWIFT, PIX, and crypto deposits evolved independently

SEPA, ACH, SWIFT, PIX, and crypto deposits evolved independently

Status visibility and recovery states were not always clear

Status visibility and recovery states were not always clear

Users lost confidence when money movement felt silent or uncertain

Users lost confidence when money movement felt silent or uncertain

The problem was not only visual complexity. It was a mental model mismatch: users wanted to add money or send money, but the product exposed infrastructure-level decisions before giving enough context.

The problem was not only visual complexity. It was a mental model mismatch: users wanted to add money or send money, but the product exposed infrastructure-level decisions before giving enough context.

Known friction signals:

Known friction signals:

42%

42%

never finished KYC onboarding

never finished KYC onboarding

31%

31%

dropped off during payment method selection

dropped off during payment method selection

~124

~124

recurring support tickets/month

recurring support tickets/month

28%

28%

started Send/Add Funds but never confirmed

started Send/Add Funds but never confirmed

DISCOVERY

Finding where users lost confidence

Finding where users lost confidence

Because we didn’t have a dedicated UX researcher, I used a practical discovery process combining support insights, product analytics, competitor audits, and cross-functional reviews.

Because we didn’t have a dedicated UX researcher, I used a practical discovery process combining support insights, product analytics, competitor audits, and cross-functional reviews.

I looked at three main inputs:

I looked at three main inputs:

Customer support insights

Customer support insights

Recurring tickets showed confusion around payment methods, KYC failures, missing transaction status, and failed transfers without clear recovery paths.

Recurring tickets showed confusion around payment methods, KYC failures, missing transaction status, and failed transfers without clear recovery paths.

Amplitude funnel data

Amplitude funnel data

The largest abandonment point happened before users initiated a transfer - especially around funding method selection.

The largest abandonment point happened before users initiated a transfer - especially around funding method selection.

Competitive pattern audit

Competitive pattern audit

I reviewed fintech and crypto products to understand how others handled progressive disclosure, contextual education, status transitions, and recovery states.

I reviewed fintech and crypto products to understand how others handled progressive disclosure, contextual education, status transitions, and recovery states.

The key insight:

The key insight:

Users were not failing because they didn’t understand crypto. They were failing because the product asked them to make technical decisions before they understood the context.

Users were not failing because they didn’t understand crypto. They were failing because the product asked them to make technical decisions before they understood the context.

Strategy alignment workshop connecting user friction, product priorities, and success metrics before moving into UX exploration.

Strategy alignment workshop connecting user friction, product priorities, and success metrics before moving into UX exploration.

KEY INSIGHT

The issue was decision complexity

The issue was decision complexity

Users wanted to complete simple financial actions:


  • Add money

  • Send money

  • Convert funds

  • Earn yield

  • Stake assets

  • Understand what happened next

But the product exposed too many technical choices too early: payment rails, crypto networks, currencies, regions, wallet behavior, transfer methods, and destination requirements.

But the product exposed too many technical choices too early: payment rails, crypto networks, currencies, regions, wallet behavior, transfer methods, and destination requirements.

So the solution needed to reduce decision complexity through.

Clearer entry points

Progressive disclosure

Region-aware payment methods

Better status visibility

Clear confirmation and recovery states

Reusable patterns across fiat, crypto, and yield flows

EXPLORATION

Part 1 - Money Movement

Part 1 - Money Movement

Choosing the right architecture

Choosing the right architecture

Before moving into final UI, I explored multiple flow architectures for Add Funds and Send Funds.

Before moving into final UI, I explored multiple flow architectures for Add Funds and Send Funds.

For Add Funds, I explored:

For Add Funds, I explored:

For Send Funds, I explored:

For Send Funds, I explored:

I chose the final direction because it better matched how users think about money movement: who or what am I funding, where is it going, which currency is involved, and what methods are available in that context.

I chose the final direction because it better matched how users think about money movement: who or what am I funding, where is it going, which currency is involved, and what methods are available in that context.

ARCHITECTURE

Mapping complexity before simplifying it

Mapping complexity before simplifying it

Before designing the final screens, I mapped the full funding and transfer architecture.

Before designing the final screens, I mapped the full funding and transfer architecture.

This included:

This included:

Fiat funding paths, Crypto deposit paths, Regional payment rails, Currency availability, Transfer requirements, Failure states, Confirmation states, Recovery paths, Mobile and web differences

Fiat funding paths, Crypto deposit paths, Regional payment rails, Currency availability, Transfer requirements, Failure states, Confirmation states, Recovery paths, Mobile and web differences

SOLUTION

A modular funding and transfer system

A modular funding and transfer system

I designed a modular architecture for adding and sending funds across fiat, crypto, and regional payment methods.

I designed a modular architecture for adding and sending funds across fiat, crypto, and regional payment methods.

Add Funds flow

Send Funds flow

Designing PIX for Brazil

Designing PIX for Brazil

PIX was a strong example of designing for local payment behavior instead of forcing a generic Western banking model.

PIX was a strong example of designing for local payment behavior instead of forcing a generic Western banking model.

I designed two architecturally consistent flows:

I designed two architecturally consistent flows:

  • Add Funds: BRL → USDC

  • Pay with PIX: USDC → BRL

  • Add Funds: BRL → USDC

  • Pay with PIX: USDC → BRL

The goal was to make PIX feel native to Brazilian users while still fitting into ether.fi’s broader money movement architecture.

The goal was to make PIX feel native to Brazilian users while still fitting into ether.fi’s broader money movement architecture.

Outcome:

40K+

new Brazil users in first 90 days

EXPLORATION

Part 2 - Earn, Staking and Liquid products

Part 2 - Earn, Staking and Liquid products

Beyond money movement, I also redesigned key earning experiences across Earn, Liquid, and Staking. These products had strong value, but the old experience was dense, fragmented, and hard to compare — users had to understand tokens, APY, strategy vaults, staking actions, and positions without enough hierarchy.

Beyond money movement, I also redesigned key earning experiences across Earn, Liquid, and Staking. These products had strong value, but the old experience was dense, fragmented, and hard to compare — users had to understand tokens, APY, strategy vaults, staking actions, and positions without enough hierarchy.

Earn

Earn

Moved from asset discovery to clearer product comparison, with APY and decision-making information higher in the experience.

BEFORE

AFTER

Staking

Staking

Created a more guided staking experience with clearer balance, APY, action hierarchy, and transaction flow.

BEFORE

AFTER

Liquid

Liquid

Simplified strategy vaults by improving hierarchy around balance, APY, positions, activity, and available actions.

BEFORE

AFTER

IMPACT

A more connected financial ecosystem

A more connected financial ecosystem

The redesign helped turn fragmented crypto-finance flows into a more connected experience across funding, transfers, regional payments, earning, and staking.

The redesign helped turn fragmented crypto-finance flows into a more connected experience across funding, transfers, regional payments, earning, and staking.

Key outcomes:

Key outcomes:

40K+

Brazil users acquired through the PIX launch

43%

Send Funds completion after improving transfer architecture

30–40%

Reduction in recurring support tickets

31%

Add Funds friction addressed by simplifying funding method selection

Unified Add Funds and Send Funds architecture across fiat, crypto, and regional payment methods

Created clearer decision patterns for Earn, Liquid, and Staking experiences

Improved confidence through better status visibility, confirmation, and recovery states

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Ready to build something great?

Ready to build something great?

Open to Product & UX/UI Designer roles, freelance projects, and meaningful collaboration. Let's talk about how great design can move your product forward.

Open to Product & UX/UI Designer roles, freelance projects, and meaningful collaboration. Let's talk about how great design can move your product forward.

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Oleksii Tatarko

© 2026 · Product Designer · Canada

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Oleksii Tatarko

© 2026 · Product Designer · Canada

Avatar of the website author

Oleksii Tatarko

© 2026 · Product Designer · Canada

Avatar of the website author

Oleksii Tatarko

© 2026 · Product Designer · Canada