my role

Product Designer

Client

Weni

Timeline

2021

Real-Time AI Solution for Crisis Response

Making AI Easy and Intuitive in the Pre-GPT Era

Revolutionizing Access to Information in Crisis

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Weni, a leader in AI-driven chatbots with clients like UNICEF, faced a unique challenge at the height of the COVID-19 pandemic. UNICEF urgently needed a chatbot capable of delivering accurate, real-time virus updates and safety protocols. However, Weni’s existing chatbot required frequent manual updates, creating a bottleneck that was unsustainable in such a dynamic situation.

To overcome this, Weni’s engineering team saw an opportunity in emerging NLP technology, specifically Google BERT, to automate and streamline updates. My role was to transform this technical advancement into a user-friendly product, ensuring seamless integration with the existing platform while catering to both non-technical and advanced users.

Challenges

  • Ensuring simple usability for diverse user profiles
  • A team departure posed a risk to the release
  • Data visualization needed to foster continuous improvement

HIGH LEVEL GOALS

1. Create a good experience for all user levels

2. Accelerate development for timely pandemic response

3. Ensure Real-Time, Accurate Information Delivery

Impact

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investments

that covered costs and turned to profit within the first month

4 months

of avoided delay by using low-code alternative

95%

positive final usability score

3o

knowledge bases created within the first week of launch

details

User-Centered Development Guided by Continuous Discovery Habits

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To stay aligned with evolving user needs and ensure the product’s effectiveness, I adopted Teresa Torres’ Continuous Discovery Habits throughout the project. This approach involved ongoing interviews, frequent snapshots of user feedback, and iterative adjustments. By continuously validating our decisions with stakeholders, we ensured that each phase of the design and development aligned closely with user requirements and business goals, fostering a responsive and user-centered process even under tight timelines.

Design Sprint

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The Design Sprint accelerated cross-functional alignment on critical user needs.

To fast-track the development, I organized a design sprint with cross-functional teams, including the Product Trio, AI engineers, programmers, and chatbot specialists. Our process included:
▪ Expert Interviews and Mapping: Understanding core motivations
▪ Goal Setting and Risk Assessment
▪ Brainstorming (‘How Might We’): Generating creative solutions
▪ Prioritization Voting: Selecting critical features and naming conventions:
- Content Intelligence: New AI feature name
- Classification Intelligence: Original model reference
- Knowledge Base: Domain-specific content storage

Foundational Wireframes for User Flow

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With our core decisions established, I developed wireframes to map out the product’s flow and functionality. These initial layouts were shared with stakeholders to validate user paths and gather early feedback. Based on their input, I refined the structure, particularly by creating a clearer separation between Knowledge Base creation and query management. This improved navigation and usability for our diverse user base.

Crafting the Final Experience

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Leveraging Weni’s design system, Unnic, I crafted high-fidelity prototypes to ensure visual consistency and gather targeted feedback. The prototypes allowed for quick iteration and helped stakeholders experience the design’s look and feel. These prototypes served as a crucial tool in aligning our vision with user expectations and prepared the team for usability testing.

Usability Testing and Iteration

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Through three rounds of usability testing (3 sessions with 3 users each), we validated the product’s accessibility and ease of use. Employing Sauro and Lewis’s Quantifying the User Experience methodology, I prioritized issues based on:

Frequency = occurrences / number of participants

Criticality to business objectives (from 1 to 4)

Impact to task completion (from 1 to 5)

Severity = Criticality + Impact + Frequency

The Product Trio then reviewed and acted upon these prioritized issues to streamline the user experience further.

Adaptive Solution and Timely Delivery

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During development, our team encountered a temporary staffing shortage. To keep the project on schedule, I proposed a no-code approach, which enabled us to maintain core functionality while working within reduced resources. Though the solution had limitations, it met the essential needs of our clients, allowing us to deliver the product on time.

Next Steps

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Quantitative Analysis of user engagement and behavior patterns

UI Enhancements to optimize mobile compatibility

▪ A/B Testing to refine features, particularly in the Knowledge Base interface

“It’s like a mini-Google trained just for you.”
“Now it really feels like a platform!”
“Very intuitive. Great UX.”
“Loved everything.”
Felipe Sales
some USER FEEDBACKS

Project Takeaways

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This project exemplified the power of adaptable, user-centered design in high-stakes scenarios, reinforcing Weni’s leadership in AI chatbot solutions. Despite the constraints, the launch was timely, impactful, and provided immediate value, setting a new standard for Weni’s product offerings.

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Let’s design impactful experiences together.

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