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Thanks for checking out my portfolio!

I’m still polishing up the tablet experience. In the meantime, please check out my portfolio on desktop or mobile.

Ello

Improving English fluency using AI-powered conversations

Deliverables

Achieved 90% positive rating for app demand and effectiveness
Defined app value and target user through 3 user research with 22 participants

Year

2022

Software

Figma

Adobe Illustrator

Team

Frontend developer

Backed developer

Expertise

User research

User testing

Competitive audit

Prototyping

Visual brand identity

Market opportunity

Market opportunity

The gap in achieving English fluency

Ello was made with the aim to enter the Chinese market and provide an effective, accessible, and cheap way to become fluent in English.

The gap in achieving English fluency

Ello was made with the aim to enter the Chinese market and provide an effective, accessible, and cheap way to become fluent in English.

The gap in achieving English fluency

Ello was made with the aim to enter the Chinese market and provide an effective, accessible, and cheap way to become fluent in English.

The gap in achieving English fluency

Ello was made with the aim to enter the Chinese market and provide an effective, accessible, and cheap way to become fluent in English.

The gap in achieving English fluency

Ello was made with the aim to enter the Chinese market and provide an effective, accessible, and cheap way to become fluent in English.

User discovery

User discovery

User research

User research helped identify the demography and pain points of learners.

Academic research

Academic research helped to define the best practices in teaching English fluency.

User research

User research helped identify the demography and pain points of learners.

User research

User research helped identify the demography and pain points of learners.

User research

User research helped identify the demography and pain points of learners.

User research

User research helped identify the demography and pain points of learners.

Academic research

Academic research helped to define the best practices in teaching English fluency.

From broad users to a clear target audience

Through user research, the target users of the app had these traits:

  • Enrolled in NTU for a Master’s / PhD degree

  • Served a MOE bond

  • Highly motivated to improve their English fluency

From broad users to a clear target audience

From broad users to a clear target audience

Through user research, the target users of the app had these traits:

  • Enrolled in NTU for a Master’s / PhD degree

  • Served a MOE bond

  • Highly motivated to improve their English fluency

Product direction

Product direction

Based on the insights discovered, the value proposition of Ello would be to provide an affordable and accessible way to English fluency.

Based on the insights discovered, the value proposition of Ello would be to provide an affordable and accessible way to English fluency.

Based on the insights discovered, the value proposition of Ello would be to provide an affordable and accessible way to English fluency.

Based on the insights discovered, the value proposition of Ello would be to provide an affordable and accessible way to English fluency.

Based on the insights discovered, the value proposition of Ello would be to provide an affordable and accessible way to English fluency.

Validating direction through competitive testing

A competitive usability testing was done to understand users’ preference in learning method, features, and design.

Validating direction through competitive testing

A competitive usability testing was done to understand users’ preference in learning method, features, and design.

Validating direction through competitive testing

A competitive usability testing was done to understand users’ preference in learning method, features, and design.

Validating direction through competitive testing

A competitive usability testing was done to understand users’ preference in learning method, features, and design.

Validating direction through competitive testing

A competitive usability testing was done to understand users’ preference in learning method, features, and design.

App flows & features

App flows & features

Start a conversation in 3 steps

Start a conversation in 3 steps

Start a conversation in 3 steps

Start a conversation in 3 steps

Start a conversation in 3 steps

Flexible voice-recording function

Pressing the record button reveals more functions that makes replying easier.

Academic research

The Results UI shows Ello in a motivating pose to encourage users to practice more.

Flexible voice-recording function

Pressing the record button reveals more functions that makes replying easier.

Flexible voice-recording function

Pressing the record button reveals more functions that makes replying easier.

Flexible voice-recording function

Pressing the record button reveals more functions that makes replying easier.

Flexible voice-recording function

Pressing the record button reveals more functions that makes replying easier.

Motivating results UI

The Results UI shows Ello in a motivating pose to encourage users to practice more.

Learn while talking

Users can jump into practice mode at anytime of the conversation.

Learn while talking

Users can jump into practice mode at anytime of the conversation.

Learn while talking

Users can jump into practice mode at anytime of the conversation.

Learn while talking

Users can jump into practice mode at anytime of the conversation.

Learn while talking

Users can jump into practice mode at anytime of the conversation.

Quick view of conversation scores

Quick view of conversation scores

Quick view of conversation scores

Quick view of conversation scores

Quick view of conversation scores

Accessible dictionary feature

Tapping on any word will show its meaning and other dictionary information.

Translation feature for beginners

A translate feature helps learners learn new sentence structures.

Accessible dictionary feature

Tapping on any word will show its meaning and other dictionary information.

Accessible dictionary feature

Tapping on any word will show its meaning and other dictionary information.

Accessible dictionary feature

Tapping on any word will show its meaning and other dictionary information.

Accessible dictionary feature

Tapping on any word will show its meaning and other dictionary information.

Translation feature for beginners

A translate feature helps learners learn new sentence structures.

Proficiency scores for serious learners

Learners can show the proficiency scores of their messages to make sure they are speaking perfectly.

Swipe for quick actions

Swiping left/right will display commonly used features.

Proficiency scores for serious learners

Learners can show the proficiency scores of their messages to make sure they are speaking perfectly.

Proficiency scores for serious learners

Learners can show the proficiency scores of their messages to make sure they are speaking perfectly.

Proficiency scores for serious learners

Learners can show the proficiency scores of their messages to make sure they are speaking perfectly.

Proficiency scores for serious learners

Learners can show the proficiency scores of their messages to make sure they are speaking perfectly.

Swipe for quick actions

Swiping left/right will display commonly used features.

Design system

Design system

#F4F2FA

#321291

#9888C8

#2F18A0

#5B02B5

#5034DF

#8105FF

#EBF3FF

#D2CFFD

Quick view of conversation scores

#F4F2FA

#F4F2FA

#321291

#9888C8

#2F18A0

#5B02B5

#5034DF

#8105FF

#EBF3FF

#D2CFFD

Quick view of conversation scores

#F4F2FA

Quick view of conversation scores

#F4F2FA

Proficiency scores for serious learners

Proficiency scores for serious learners