With over a decade of Ruby on Rails expertise, we help companies build and scale Rails applications. Whether you need help with a new Rails project, upgrading an existing application, or maintaining a legacy system, our team of expert Rails developers can help. We specialize in Rails upgrades, code reviews, performance optimisation, and ongoing maintenance.
Expert Ruby on Rails development and consulting services. We help companies build, scale, and maintain Rails applications with our decade of Rails expertise. From new projects to legacy upgrades, we're your Rails partners.
Marketing
Developer Tools
We built a free, no-nonsense App Store Optimization tool that helps developers avoid common keyword mistakes and boost their app's visibility. Created in an afternoon, it's now helping app creators worldwide get their apps discovered.
Education
FinTech
How Add Jam partnered with Educational Intelligence to create Money Matters, a digital platform addressing the UK's financial literacy crisis where 12.9 million adults struggle with money management.
Fitness
Community
Celebrating Glasgow's vibrant coffee culture and running community through an interactive digital experience that maps out the perfect coffee-fuelled running route through the city.
Travel
Save money at Center Parcs with Come Back Soon Tracker. Get alerts if the price of a booking decreases and claim a refund with the Come Back Soon Price Promise.
Mobility
Electric Vehicles
Urban Fox is a UK EV chargepoint operator offering a range of near home & car park charging solutions to make the transition to EVs accessible for all.
Education
Run online training for remote teams that works. Platform allowing L&D departments to run remote training sessions with lasting impact.
Education
Innovative, electronically programmable experiential learning activity. React Native app that interacts with a BLE peripheral on iOS and Android.
Tourism
Mobility
Discover the ultimate guide to exploring Glasgow using its iconic subway system. Experience all 15 stops in one unforgettable Sub Crawl adventure with our innovative mobile app.
Sport
Who will be top of the Tough Table Challenge leaderboard? Unofficial Tough Table Challenge Leaderboard.
Mobility
Electric Vehicles
Easily find qualified EV charge point installers in the UK. Our web app simplifies government data into a user-friendly, searchable directory.
Business Tools
Fintech
A custom Ruby on Rails app revolutionizing quoting for QTS, the UK's leading wire mesh manufacturer. Streamlined, accurate, and integrated.
Health
Education
CareFit is a research project with the University of Strathclyde aiming to support as many caregivers as possible with their health and wellbeing.
Community
Social Media
Community Lab is a free innovation and collaboration platform for ecosystem builders. A feature rich web app with posts, events, chat, notifications and activity feeds.
Health
Community
A community-driven app by Alzheimer Scotland to support people with dementia. Enables quick alerts and community searches when individuals go missing. iOS and Android.
Health
Community
Track your beauty treatments safely with Myrror. Developed for iOS and Android to allow people to safely track the progression of their aesthetic procedures such as Botox and fillers.
Business Tools
Health
Saving healthcare professionals time and money with simple software. Easily usable Scottish drug tariff.
Tourism
Mobility
A pioneering offline travel companion and guide to the west coast islands of Bute, Cumbrae, and Arran. Though retired in 2025, its legacy continues to inspire.
Mobility
Health
Borrow an Electric Bike for free for up to one day at a time. Online platform to book and reserve an ebike in Inverclyde. Making a hilly region more accessible.
Community
Education
Working alongside local school, St Luke's High School, to create a vibrant guide to the town of Barrhead
Business tools
Social media
A lightning-fast Instagram grid design tool that helped social media managers create stunning feed layouts in minutes. Built with React and Ruby on Rails, Profile Collage simplified complex image manipulation
Health
Meeting cancer with mindfulness. Gorgeous web app delivering meditation content to people living with cancer by the Mindfulness Everywhere team.
Mobility
Tourism
Making Glasgow more active and making heritage information easy to access. Part of the Future City Programme at Glasgow City Council.
Mobility
Tourism
Making Glasgow a cycle friendly city through open data. Part of the Future City Programme at Glasgow City Council.
Community
Making a more vibrant tech community in Scotland. Blog, meetup and collections of useful resources for Scottish founders.
Get an in-depth review of your digital products and infrastructure. Our expert team identifies critical issues in your React Native, Ruby on Rails, and cloud setups, providing tailored recommendations for optimisation and scalability.
Scalable and secure digital infrastructure to support your business operations. We can help you with cloud, networking, and more across AWS, Azure, Google Cloud Platform
Add Jam build and deploy IoT solutions that scale. If you need tools to connect and manage your hardware devices and data Add Jam can deliver software solutions. We've collaborated with external industrial studios, electrical engineers and firmware engineers to create breakthrough IoT products.
Add Jam offers experienced Fractional CTO services. Add technical leadership without the full-time commitment or cost of a full-time CTO. Our UK-based Fractional CTO service provides startups with strategic technical leadership, helping you make informed technology decisions and scale effectively. Add Jam are based in Scotland but serving clients across the UK.
Partner with experienced Ruby on Rails developers to build and scale your web applications
Add Jam is your plug in team of web and mobile developers, designers and product managers. We work with you to create, ship and scale digital products that people use and love.
