Vlad Cotfas

Amazing Features

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Responsive Design

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Bootstrap 3.1

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Cross-Browser Support

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360+ Icon Fonts

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Creative Design

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More Features

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Explain why it's best

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Reliable and Secure Platform
Everything is perfectly orgainized for future
Attach large file easily
Tons of features and easy to use and customize

Portfolio

🧩 Worked on the Rover Android and iOS Apps, impacting over 1 million users globally, 4.6★ Reviews.

📲 Created a Finance Management and Daily Quotes App, 4.9★ reviews.

💯 And many more... worked with industries like Automotive, Healthcare, Stealth Startups, and Business News achieving over 500k impact.

“ _••• and excels at business oriented problem solving. He was able to walk into a position working on a very complex, enterprise sized application and make an immediate contribution to our team. He always had a grasp of what he should be working on and tackled his tasks in a quick and thorough manner. Cotfas was able to meet every ridged deadline put to him and always maintained an upbeat and motivated attitude. He is always studying up on new technologies and ready to share his findings with his team. He is always willing to help other developers solve problems and mentor junior programmers in an effective way. You can always count on him to contribute thoughtful design ideas and comprehensive solutions. He truly takes pride in his work and always writes eloquent and clean code. Cotfas is truly an asset to whatever company he works for. ,,

Gabriel M. — 2019

Founder and Owner

💯 Top-Rated Freelance Developer on Toptal

— proficient and talented Mobile Engineer with over 10 years of experience in the tech field, having worked with clients worldwide — possessing excellent soft skills, a responsible team player who takes ownership of my work, and strongly believing in a quality-driven, results-oriented mindset.

— Verified Expert in Engineering, Freelance Toptal Member since October 2024.

Mobile Engineer Resume

— As a senior mobile engineer with over a decade of experience, I have successfully delivered a portfolio of challenging projects for diverse clients worldwide.

— My expertise spans across Android and iOS development, with a strong background in Java, Kotlin, Swift, and Backend.

— I possess excellent soft skills, which enable me to collaborate effectively with teams and deliver exceptional results.

— I am a strong believer in quality, business results-oriented mindset, and possess a strong sense of responsibility, ownership, teamwork, and accountability.

📷 Android and iOS Camera SDK Library

— Developed a mobile app for Android and iOS using native code: users can take and store selfies privately, and access the gallery only after biometric authentication with Face ID. 📸📱🔒 — Source code available. —

⚒️ 𝗧𝗲𝗰𝗵 𝘀𝘁𝗮𝗰𝗸 𝘂𝘀𝗲𝗱:
𝘈𝘯𝘥𝘳𝘰𝘪𝘥 𝘴𝘢𝘮𝘱𝘭𝘦 𝘢𝘱𝘱: 𝗞𝗼𝘁𝗹𝗶𝗻 / 𝘈𝘯𝘥𝘳𝘰𝘪𝘥 𝘚𝘋𝘒 𝘭𝘪𝘣𝘳𝘢𝘳𝘺: 𝗝𝗮𝘃𝗮
𝘪𝘖𝘚 𝘴𝘢𝘮𝘱𝘭𝘦 𝘢𝘱𝘱: 𝗦𝘄𝗶𝗳𝘁𝗨𝗜 / 𝘪𝘖𝘚 𝘍𝘳𝘢𝘮𝘦𝘸𝘰𝘳𝘬 𝘭𝘪𝘣𝘳𝘢𝘳𝘺: 𝗦𝘄𝗶𝗳𝘁

🍽️ Restaurant iOS Swift Application

— Made this project in 2017 to learn the iOS Swift ecosystem.
— This project uses MVC (Model View Controller) and CoreData.
— Over the years, I have worked with bigger and impactful projects.

More details can be found on my GitHub page.

🚧 Bypass Android SSL Pinning

— 𝘉𝘺𝘱𝘢𝘴𝘴𝘪𝘯𝘨 𝘵𝘩𝘦 𝘚𝘚𝘓 𝘗𝘪𝘯𝘯𝘪𝘯𝘨 𝘧𝘰𝘳 𝘛𝘸𝘪𝘵𝘵𝘦𝘳/𝘟 𝘈𝘯𝘥𝘳𝘰𝘪𝘥 𝘈𝘱𝘱 𝘵𝘰 𝘴𝘦𝘦 𝘵𝘩𝘦 𝘦𝘹𝘤𝘩𝘢𝘯𝘨𝘦𝘥 𝘥𝘢𝘵𝘢 𝘣𝘦𝘵𝘸𝘦𝘦𝘯 𝘤𝘭𝘪𝘦𝘯𝘵-𝘴𝘦𝘳𝘷𝘦𝘳.
— 𝘔𝘢𝘯 𝘪𝘯 𝘵𝘩𝘦 𝘔𝘪𝘥𝘥𝘭𝘦 𝘢𝘵𝘵𝘢𝘤𝘬 (𝘔𝘪𝘵𝘔) 𝘮𝘦𝘵𝘩𝘰𝘥, 𝘣𝘺 𝘶𝘴𝘪𝘯𝘨 𝘍𝘳𝘪𝘥𝘢 𝘪𝘯𝘫𝘦𝘤𝘵 𝘢𝘯𝘥 𝘗𝘳𝘰𝘹𝘺𝘔𝘢𝘯.

💻 Trackpad Mac Application

— 𝘋𝘦𝘷𝘦𝘭𝘰𝘱𝘦𝘥 𝘢 𝘔𝘢𝘤 𝘖𝘚 𝘟 𝘢𝘱𝘱𝘭𝘪𝘤𝘢𝘵𝘪𝘰𝘯 𝘪𝘯 𝘖𝘣𝘫𝘦𝘤𝘵𝘪𝘷𝘦-𝘊 𝘢𝘯𝘥 𝘚𝘸𝘪𝘧𝘵 𝘵𝘰 𝘩𝘢𝘯𝘥𝘭𝘦 𝘮𝘶𝘭𝘵𝘪𝘱𝘭𝘦 𝘵𝘳𝘢𝘤𝘬𝘱𝘢𝘥 𝘨𝘦𝘴𝘵𝘶𝘳𝘦𝘴, 𝘴𝘶𝘤𝘩 𝘢𝘴 𝘤𝘰𝘯𝘵𝘳𝘰𝘭𝘭𝘪𝘯𝘨 𝘴𝘤𝘳𝘦𝘦𝘯 𝘣𝘳𝘪𝘨𝘩𝘵𝘯𝘦𝘴𝘴, 𝘢𝘥𝘫𝘶𝘴𝘵𝘪𝘯𝘨 𝘷𝘰𝘭𝘶𝘮𝘦, 𝘸𝘪𝘯𝘥𝘰𝘸 𝘮𝘢𝘯𝘢𝘨𝘦𝘮𝘦𝘯𝘵, 𝘢𝘯𝘥 𝘻𝘰𝘰𝘮𝘪𝘯𝘨 𝘵𝘩𝘦 𝘴𝘤𝘳𝘦𝘦𝘯 𝘪𝘯/𝘰𝘶𝘵.

— More details are available upon request (private repository).

🤖 Remote Android Device Connector

— Created a CLI Bash script for Mac to easily connect to Android screen devices remotely via ADB.
— Copy android.sh to your profile path.
— Connect the Android device to a USB cable.
— Use the command android.sh and select the device you want to connect to from the dropdown.

⚠️ What you see here is only 5% of my entire career — most of my work has been in private repositories, where I’ve contributed as a backend and mobile engineer to high-tech projects for well-known companies, using Java, Kotlin, Swift, and React Native.

DIGITAL BINARY™

Amazing Features

Responsive Design

Bootstrap 3.1

Cross-Browser Support

360+ Icon Fonts

Creative Design

More Features

Explain why it's best

Portfolio

💯 Top-Rated Freelance Developer on Toptal

Mobile Engineer Resume

Mobile Engineer Resume

📷 Android and iOS Camera SDK Library

🍽️ Restaurant iOS Swift Application

More details can be found on my GitHub page.

🚧 Bypass Android SSL Pinning

More details on my LinkedIn article.

💻 Trackpad Mac Application

— More details are available upon request (private repository).

🤖 Remote Android Device Connector

More details on my LinkedIn article.

Download the app on

⚠️ What you see here is only 5% of my entire career — most of my work has been in private repositories, where I’ve contributed as a backend and mobile engineer to high-tech projects for well-known companies, using Java, Kotlin, Swift, and React Native.

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