Product Design & Digital Strategy Studio

Thoughtful product design for complex digital experiences.

I partner with growing businesses and founders to solve complex problems through end-to-end product design.

From digital strategy and UX research to UI design and scalable systems, I bring intentional design to ambitious business goals—creating intuitive, high-converting digital products.

Clients have been featured in

Hi, I’m Alejandra

I’m a Brooklyn-based Product Designer with a decade of experience spanning digital agencies, arts administration, and principal practice. I combine strategic thinking with refined visual design to translate complex business workflows into clear, impactful digital experiences.

Outside of design, I’m an avid cook, interior design enthusiast, and traveler who spent two years exploring more than 15 countries while working independently.

Learn more >

See why clients recommend working with me

“Her professionalism and versatility make her an excellent choice for anyone seeking a web designer who consistently delivers outstanding results!”

— Amy Bradac, CEO, Bradac Co.
“Alejandra is a huge asset to our little business. She not only understands what I need, but fulfills the request so quickly that I am always astounded by her efficiency. Our website could win prizes for its beauty and clarity and this is 100% due to Alejandra's work, talent, focus and skill."

— Melinda Price, Co-Owner, Peace & Plenty Farm
"Alejandra has been a dream to work with. She was able to take our initial concept and piecemeal information and make a cohesive, beautiful website."

— Kevelynne Ely, Owner, POD Office
“She (Alejandra) helped us build a sophisticated website that represents the firm we are today with professionalism and polish.”

— Alex Melendez, Principal, synerBuild
"Alejandra brings her intelligence, curiosity and natural sense of aesthetics to create one of a kind web sites that beautifully represent the company she is designing for."

— Lyn Farrugia, Owner of Aunt Chubby’s Luncheonette and Founder of The Chubby’s Project
"She helped guide us and kept us on track with every decision made for our brand. She was easy to talk with and truly understood the look and image that we wanted to get across to our clients. We are thrilled with our website and logo and the positive feedback we’ve received from our clients.”

— Jenn and Margaret, Co-Owners, SORT Marin
"Alejandra is a good problem solver, takes initiative and she finished our site on time and on budget. I really enjoyed working with her and would encourage anyone looking for site development or consultation to talk with Alejandra.”

— Brian Fisher, Executive Director, Visit Lake County, CA
“It is a pleasure to recommend Alejandra, she has been professional, comprehensive and competent through the process of creating a new website for our company. The result of Alejandra’s hard work is a website that is attractive, organized, effective, and well represents our unique style. We will be pursuing future projects with her.”

— Laleh Zohadi, CFO, Lily Samii
“I would give Alejandra my highest recommendation. Anyone that has the pleasure to work with her in the future will truly benefit from the experience. She is talented, creative, and hard working. She made communication easy and was willing to listen to my concerns and problem solve to find solutions.”

— Jane Gajano-Blythe, Founder, M.S., L.Ac., Natura Beauty & Wellness
“I volunteered to write this testimonial because it was one of my best ever “working” relationships in all regards: Alejandra has great taste, listened to and executed everything I asked her to, always showed great understanding of my intentions and often improved over my suggestions."

— Miguel Ribeiro, MD, Author and Photographer

Woman on Ipad on Castelero Design Website

Let’s Connect

Ready to elevate your product strategy?

Whether launching a new platform, refining an existing app, or building a scalable design system, let’s create something exceptional together.

Book a Consultation >

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Project Portfolio
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Thoughtful product design for complex digital experiences.

I partner with growing businesses and founders to solve complex problems through end-to-end product design.

Bradac Co.

Peace & Plenty Farm

Blue Ribbon Outdoor

Hi, I’m Alejandra

I’m a Brooklyn-based Product Designer with a decade of experience spanning digital agencies, arts administration, and principal practice. I combine strategic thinking with refined visual design to translate complex business workflows into clear, impactful digital experiences.

See why clients recommend working with me

See why clients recommend working with me See why clients recommend working with me

“Her professionalism and versatility make her an excellent choice for anyone seeking a web designer who consistently delivers outstanding results!”

“Alejandra is a huge asset to our little business. She not only understands what I need, but fulfills the request so quickly that I am always astounded by her efficiency. Our website could win prizes for its beauty and clarity and this is 100% due to Alejandra's work, talent, focus and skill."

"Alejandra has been a dream to work with. She was able to take our initial concept and piecemeal information and make a cohesive, beautiful website."

“She (Alejandra) helped us build a sophisticated website that represents the firm we are today with professionalism and polish.”

"Alejandra brings her intelligence, curiosity and natural sense of aesthetics to create one of a kind web sites that beautifully represent the company she is designing for."

"She helped guide us and kept us on track with every decision made for our brand. She was easy to talk with and truly understood the look and image that we wanted to get across to our clients. We are thrilled with our website and logo and the positive feedback we’ve received from our clients.”

"Alejandra is a good problem solver, takes initiative and she finished our site on time and on budget. I really enjoyed working with her and would encourage anyone looking for site development or consultation to talk with Alejandra.”

“I volunteered to write this testimonial because it was one of my best ever “working” relationships in all regards: Alejandra has great taste, listened to and executed everything I asked her to, always showed great understanding of my intentions and often improved over my suggestions."

Let’s Connect

Ready to elevate your product strategy?

See why clients recommend working with me