CTO-level Flutter dev using Firebase & Node.js. Remote-only

github

medium

Tomas Radvansky  • Peerlist

Discover the thrill of treasure and scavenger hunts with Backyard Hunt, the ultimate outdoor adventure game app. Perfect for family bonding and educational fun, our app features interactive, geocaching-style hunts using QR codes that bring exciting ideas to life. Start with free, downloadable hunts that introduce you to our basic QR code system, including math and puzzle modules. Upgrade anytime for more creative, complex, and customizable adventures!

Backyard Hunt caters to all ages, with special modules for preschoolers that use pictures and sounds, and advanced tasks for older children and adults. Whether exploring nature, organizing a weekend party, or enjoying a hunt in your own backyard, our app offers a variety of engaging, educational games.

Unlock full access with our premium subscription, offering a vast selection of hunts, the ability to customize adventures, and regular updates adding new features and hunts. Our upcoming box set will include durable silicone QR codes and a treasure chest of trinkets to enhance your hunting experience.

Create and share your hunts, participate in community challenges, and compete on our scoreboard for monthly prizes. Backyard Hunt isn’t just an app—it’s a way to connect, learn, and explore in fun and innovative ways.

Visit our website for detailed subscription terms and privacy practices: https://backyard-hunt.com

Stay connected with us on social media for the latest updates and community stories:
YouTube: https://www.youtube.com/@BackyardHunt
Instagram: https://www.instagram.com/backyard_hunt
Facebook: https://www.facebook.com/people/Backyard-Hunt/61557393385746
Twitter: https://twitter.com/Backyard_Hunt

Download Backyard Hunt today and transform any location into an adventure playground. It's time to create, explore, and discover with friends and family!

Backyard Hunt

celum app enables you to access celum Digital Asset Management Systems and to distribute content from there on the go with your IPhone or IPod touch. You need a celum IMAGINE or celum SYNERGY server with the appropriate license to fully use this app. After downloading this App ask your company’s system administrator or IT support to get help in connecting with you celum server. However, the demo mode lets you access a demo of celum IMAGINE where you have read-only access to go on a test drive. 

Celum iOs application

As the lead developer of Click Defeat, I worked alongside my wife, Iveta Radvanska, who was instrumental in bringing this idea to life. Her vision for a fun, fast-paced game that could connect people through competitive play inspired the concept, and she played a key role in shaping the content and user experience. Available on iOS and Android, Click Defeat is a reaction-based, multiplayer game where players race to press a button faster than their opponent. It’s perfect for quick rounds to pass the time or longer, intense sessions for those who love competition.

Iveta’s contributions were pivotal in designing gameplay elements and creating the fun, engaging challenges that make the game suitable for both casual and competitive players. Her input was especially valuable in crafting the social aspects of the game, from couples’ challenges to office duels. Together, we developed various game modes, leaderboards, and social sharing features, including friend invites via QR codes and links.

As a team, we aimed to create a game that blends simple mechanics with engaging competition, whether you’re playing in short 5-minute rounds or drawn-out 24-hour challenges. With real-time reaction timing, global leaderboards, and customizable features, Click Defeat has something for everyone. We are excited to continue evolving the game, building on Iveta’s original vision to keep it fresh, fun, and competitive for all types of players

Click Defeat

Responsive Sizer helps implement are responsive layout by providing helper widgets and extensions

Flutter_Sizer

This app allows you to prepare save and send basic Lease Terms & Conditions instantly via email to all your clients. 

Upgrade your app now to receive full benefits just like other professionals.

Head of Terms

emCare successfully provides solutions for organisations and individuals through a highly motivated and dedicated fusion of healthcare and technology. By providing continuous and real-time health and environmental monitoring, we enable people from all walks of life to live independently, with dignity and peace of mind.  

Rewrite old emcare to ionic hybrid platform

TimeRush is a clever, cloud-based time tracking application that takes away the pain and helps to keep you on track.

Key Features:
Simple easy to use time tracking app
Offline
Sync across devices
TimeSheet & Invoice generation (with pdf export)

Stack:
iOS
Swift
Firebase
NodeJS

TimeRush

Turnover Rent Calculator (TRC) is financial Commercial Real Estate tool designed for Brokers Agents Tenants Landlords Property Managers Asset Managers Developers Fund Managers and Investors helping to establish Ideal Balance between the Basic Rent and the Turnover Rent. Additionally it provides users with Effective Rent Calculator Rent to Sales Ratio Affordability Ratio and many others.