Siul Maduena — Portfolio

Hello! I'm Siul Maduena

I'm an interdisciplinary designer focused on creating visual experiences that breathe life for audiences and elevate the world-building of mission-driven brands.

When not designing, I'm

When not designing,

I'm getting a Vietnamese Coffee & Banh Mi.

I'm yelling 'Flash Of Genius' as a Tiefling Artificer.

I'm deciding between a rest day from the gym or playing volleyball.

I'm animating an idea that popped into my head.

getting a Vietnamese Coffee & Banh Mi.

yelling 'Flash Of Genius' as a Tiefling Artificer.

deciding between a rest day from the gym or playing volleyball.

animating an idea that popped into my head.

getting a Vietnamese Coffee & Banh Mi.

yelling 'Flash Of Genius' as a Tiefling Artificer.

deciding between a rest day from the gym or playing volleyball.

animating an idea that popped into my head.

Learn More

WORKS DOWN BELOW

Notable Works

SELECTED / 2022–2026

IOS Message Extension app / 2026

Spritext

A sticker-message extension app bringing motion and play into conversation. All monthly drops are made by hand bringing to life pop-culture references, latin influence, and memes.

COMING SOON

Digital & Web

Brand & Identity Systems

Graphic Designer / 2024-25

College Corps Flags

Eighteen hand-illustrated mascots, developed within a shared visual framework for UC San Diego's College Corp program.

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Illustration

Brand & Identtiy SYstems

Book Design, Illustration / 2024-present

Ciencias con

Dr. Caos

An education book that I illustrated and designed the layout for alongside character creation for the on-going Dr. Caos series.

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illustration

book design

Interior Book Formatting

Graphic Designer / 2024

We’re Not Old Enough to Know What Dying Means

Branding a senior showcase event from promotional materials to event communication across digital and physical formats.

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illustration

LAyout

Exhibition Graphics

VIsual Designer / 2022-23

Muirstock

A music festival identity system for University of California, San Diego John Muir College spanning social media, merchandise, advertising across campus, and newsletter visuals.

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social media design

Marketing

Merch design

Event Branding

View me as Chair 2024

IDENTITY SYSTEM | NEWSLETTER | Social Media | CAMPUS TOUCHPOINTS | Merch / 2022 - 2024

John Muir College

Designed John Muir College's student affairs, academic advising, and other affilated muir connections under one cohesive visual identity. A mascot-led system alongside visual assets built and maintained over three years that changed the direction of everyday campus touchpoints to landmark traditions.

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Mascots Design

Campaign Design

Identity and brand systems