Kowsar Mamun | UI UX & CRO Designer

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Optimize User Experience, Increase Conversion Rates
Optimize User Experience, Increase Conversion Rates
Optimize User Experience, Increase Conversion Rates

Delivering Data-driven Design Solutions for CRO Performance and Strategic Business Goal Achievement

Delivering Data-driven Design Solutions for CRO Performance and Strategic Business Goal Achievement

Delivering Data-driven Design Solutions for CRO Performance and Strategic Business Goal Achievement

Brands I work with on a daily basis.

Brands I work with on a daily basis.

Brands I work with on a daily basis.

  • Spline

    Place to design and collaborate in 3D

  • Figma

    Design tool for creating and collaborating

  • Framer

    Framer is where teams design and publish stunning sites.

  • Relume

    Access the world’s largest library of Figma

  • Webflow

    Take control of HTML, CSS, and JavaScript in a visual canvas.

  • Hotjar

    Behaviour analytical tool to track users

  • Fireflies AI

    AI Notetaker for Meetings

  • Spline

    Place to design and collaborate in 3D

  • Figma

    Design tool for creating and collaborating

  • Framer

    Framer is where teams design and publish stunning sites.

  • Relume

    Access the world’s largest library of Figma

  • Webflow

    Take control of HTML, CSS, and JavaScript in a visual canvas.

  • Hotjar

    Behaviour analytical tool to track users

  • Fireflies AI

    AI Notetaker for Meetings

Explore My Case Studies

Explore My Case Studies

Dive into the stories behind my most impactful projects
where I turn challenges into opportunities and ideas into actionable, measurable outcomes.

Optimizing HomeCare Checkout Funnel

Increase HomeCare sales by improving user retention during the checkout process through UX design enhancements.

+3.5% increase in orders

View Project

Optimizing HomeCare Checkout Funnel

Increase HomeCare sales by improving user retention during the checkout process through UX design enhancements.

+3.5% increase in orders

View Project

Optimizing HomeCare Checkout Funnel

Increase HomeCare sales by improving user retention during the checkout process through UX design enhancements.

+3.5% increase in orders

View Project

Optimizing HomeCare Checkout Funnel

Increase HomeCare sales by improving user retention during the checkout process through UX design enhancements.

+3.5% increase in orders

View Project

Enhancing Delivery Messaging to Boost Add to Cart and Conversion Rates

Uplift the Add to Cart (ATB) rate and overall site conversion by improving the visibility of delivery messaging on product pages.

+4.10% uplift in overall transactions

View Project

Enhancing Delivery Messaging to Boost Add to Cart and Conversion Rates

Uplift the Add to Cart (ATB) rate and overall site conversion by improving the visibility of delivery messaging on product pages.

+4.10% uplift in overall transactions

View Project

Enhancing Delivery Messaging to Boost Add to Cart and Conversion Rates

Uplift the Add to Cart (ATB) rate and overall site conversion by improving the visibility of delivery messaging on product pages.

+4.10% uplift in overall transactions

View Project

Enhancing Delivery Messaging to Boost Add to Cart and Conversion Rates

Uplift the Add to Cart (ATB) rate and overall site conversion by improving the visibility of delivery messaging on product pages.

+4.10% uplift in overall transactions

View Project

Highlighting Product Details and Comparisons to Increase Add to Basket and Conversion Rates

Increase Add to Basket (ATB) rates and overall conversion by improving product information and comparison capabilities on the Product Listing Page (PLP).

+2.54% sitewide uplift in transactions

View Project

Highlighting Product Details and Comparisons to Increase Add to Basket and Conversion Rates

Increase Add to Basket (ATB) rates and overall conversion by improving product information and comparison capabilities on the Product Listing Page (PLP).

+2.54% sitewide uplift in transactions

View Project

Highlighting Product Details and Comparisons to Increase Add to Basket and Conversion Rates

Increase Add to Basket (ATB) rates and overall conversion by improving product information and comparison capabilities on the Product Listing Page (PLP).

+2.54% sitewide uplift in transactions

View Project

Highlighting Product Details and Comparisons to Increase Add to Basket and Conversion Rates

Increase Add to Basket (ATB) rates and overall conversion by improving product information and comparison capabilities on the Product Listing Page (PLP).

+2.54% sitewide uplift in transactions

View Project

Bkash - Friction Reduction by Introducing New CTAs

We explore the integration of the Download and Share CTAs in bKash mobile app. We'll talk about changes to simplify the user experience and address expected user behaviour.

5-20% increase in the use of transaction sharing features

View Project

Bkash - Friction Reduction by Introducing New CTAs

We explore the integration of the Download and Share CTAs in bKash mobile app. We'll talk about changes to simplify the user experience and address expected user behaviour.

5-20% increase in the use of transaction sharing features

View Project

Bkash - Friction Reduction by Introducing New CTAs

We explore the integration of the Download and Share CTAs in bKash mobile app. We'll talk about changes to simplify the user experience and address expected user behaviour.

5-20% increase in the use of transaction sharing features

View Project

Bkash - Friction Reduction by Introducing New CTAs

We explore the integration of the Download and Share CTAs in bKash mobile app. We'll talk about changes to simplify the user experience and address expected user behaviour.

5-20% increase in the use of transaction sharing features

View Project

Trusted by Professionals

Trusted by Professionals

Endorsements from Leading Industry Professionals. I've included a selection of standout testimonials from my previous work.

Kowsar is an exceptional UI/UX designer at EchoLogyx. Having had the pleasure of working alongside him and I can confidently say that his skills, dedication, and passion for user-centered design are truly impressive. I highly recommend Kowsar to anyone seeking a skilled, dedicated, and passionate UI/UX designer.

Saabbir Hossain

Sr. Software Engineer, EchoLogyx

Kowsar has all the skills and passion you want from a UI designer. Happy to recommend him to anyone!

Mike Fawcett

Founder, Mammoth - Website Optimisation

Kowser is a truly dedicated product designer. As his mentor, I've seen his dedication and passion in action. He's always eager to learn and is a creative problem solver. He's a great team player and a true professional.design.

Shoaib Mahmud

Product Designer, Toptal

Kowsar is a highly skilled UI/UX designer. We collaborated on UX projects for clients of all sizes, including major international brands. Kowsar provided valuable insight and excellent solutions throughout these projects. He is also a great team player. I highly recommend working with him.

Laszlo Zagyva

Design Lead, Speero

Genius, passionate, hard working and dedicated... I can see Mamun with full of these objectives. HIs design sense and cooperation ability is superb. He can easily adjust with any team to fulfill the UX requirements. I personally highly recommend him.

Saeef Minhaz Uz Zaman

Team Lead, Gold Kinen

Kowsar's UX/UI work quality was excellent. He was able to provide a clean, top-notch design based on the big list of ideas he was provided with the design project. He works quickly and efficiently. Kowsar is a smart and friendly collaborator and an excellent communicator.

Christina Rudyj

Director, American College of Physicians

Ready to Elevate Your Brand? Let's Talk

Schedule a 30 mins call with me.

Kowsar Mamun © 2024. All Rights Reserved

Ready to Elevate Your Brand? Let's Talk

Schedule a 30 mins call with me.

Kowsar Mamun © 2024. All Rights Reserved

Ready to Elevate Your Brand? Let's Talk

Schedule a 30 mins call with me.

Kowsar Mamun © 2024. All Rights Reserved

Ready to Elevate Your Brand? Let's Talk

Schedule a 30 mins call with me.

Kowsar Mamun © 2024. All Rights Reserved