Knot API - Product Design Case Study

Overview

Knot API is a platform that helps users connect and manage their financial accounts with ease. As a freelance product designer from July 2022 to June 2025, I partnered with Knot API to elevate their product experience, build scalable design systems, and support their rapid growth.

My Role

• Freelance Product Designer (July 2022 – June 2025)
• Led design for web and mobile products and features
• Collaborated with engineering, marketing, sales, and customer success teams

Challenges

• Create a unified design system for a fast-growing startup
• Design intuitive interfaces for developers and enterprise clients
• Support multiple teams with consistent, high-quality assets

Key Projects

• Designed product experiences that contributed to securing $10M in Series A funding
• Built a component library and design system to accelerate development
• Created developer-focused interfaces for API integration and documentation
• Developed marketing, sales, and customer success materials

Design Approach

• Focused on simplicity and clarity, allowing client brands (like Amex and Visa) to shine
• Built a design system that's easy to use, maintain, and scale
• Prioritized accessibility and developer experience

Collaboration

• Worked closely with engineering to implement design systems and best practices
• Partnered with marketing, sales, and customer success to deliver tailored assets
• Fostered open communication and rapid iteration using Figma and Slack

Results

• Helped Knot API secure $10M in Series A funding
• Established a scalable design system and component library
• Launched cohesive mobile and web design systems adopted across teams