RYAN ZERNACH

Full-Stack AI Systems Engineer

Ryan_Zernach_2025_Senior_AI_Systems_Engineer_Remote_United_States

📲 Translate Wallpaper

Language practice that turns the phone checks already happening all day into quick vocabulary and pronunciation reps.

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Short Demo (without audio) of Translate Wallpaper

Featured LinkedIn post about Translate Wallpaper

Translate Wallpaper live site

Summary

Translate Wallpaper began with a simple product bet: do not ask people to remember another study habit. Put translated phrases and phonetic guidance on the lock screen they already see all day.

Team

Tech Stack

Timeline

Contributions

Project Overview

This was a full founder-led build: I created the idea, designed the product, engineered the app and backend, and built the growth systems around it. Most language tools demand dedicated study time. Translate Wallpaper turns an existing habit—checking the phone dozens of times a day—into recurring practice.

The Core Product Bet

The bet is not translation alone; it is the surface. Each wallpaper puts source text, translated output, and phonetic guidance in one glanceable phraseboard. Pronunciation friction is where casual learners often stall, so the product keeps the cue visible instead of burying it behind taps, menus, or audio prompts.

Where The Idea Started

The idea crystallized in Singapore after a familiar loop: unlock an iPhone, jump between ChatGPT and Google Translate, then forget the word anyway. It came from repeated lived friction, not abstract market research. I saw the gap and built the answer.

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Why The Lock Screen Is The Right Surface

The lock screen closes the gap between intention and repetition. There is no lesson to remember to open; it is already there. That makes Translate Wallpaper a strong fit for travelers, digital nomads, and casual learners who want respectful, useful phrases more than a formal curriculum.

Founder-Led Contributions

What I built across product, engineering, and operations

Core Product Mechanics

What sits beneath the simple surface

Distribution + Monetization

The product extends beyond one generated image

Language Coverage And Positioning

Public messaging positions Translate Wallpaper around hundreds of languages, countries, and dialect-specific translations. Its web bundle also includes localized UI resources for English, Spanish, French, Japanese, Korean, Arabic, Hindi, simplified Chinese, traditional Chinese, and other major languages. The product is built to travel globally, not merely translate into a single target language.

Ambient Repetition

Pronunciation + Export Quality

Founder-Level Product Signal