App development & design house

We help companies launch their products. And scale to millions of users.

Make your startup dream a reality

We love to work with startups because they are as passionate as we are about their products. Whether you need a brand new app, a full website redesign or just some sprucing up of current products, we want to help and make your startup dream a reality.

Ruby on Rails Web Development

We build web applications using Ruby on Rails and AngularJS. Our Agile team focuses on quality code so it easily grows with your business needs. Quickly release new features and test them with users thanks to continuous delivery.

Mobile App Development

Our iOS and Android developers can craft any app, including E-commerce, B2B, or social networking platforms. The in-house design team makes sure your mobile app stands out and attracts a global audience.

UI & UX Design

We love beautiful design and will settle for nothing less. Our designers create stunning graphics for responsive websites or mobile apps across all screen sizes. We create a smooth user experience tailored for your audience.

Our Recent Work

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An efficient Agile app development process

We will talk to you about your product vision and decide with you if we are a good fit for your project. If we are, we’ll send you a project estimate for your review. Then we’ll pick the right designer or development team and will get started working on your product’s vision right away.

app development process

Our team becomes your team

With over 100 successful project launches, we’ve got the experience to deliver the results you want. Our app development team is passionate about creating quality products that will bring your vision into reality.

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Read our startup tips

Keep up with the latest in app development and design. Follow our blog for expert insights from our team, new technologies and the projects we’re working on.

Opal on Rails: Replacing CoffeeScript with client-side Ruby

CoffeeScript is one of the best things that happened to JavaScript. With its clear, easy to read, semicolon-less syntax, it feels almost like Ruby. Almost… There has been a lot of discussion about isomorphic app development, where both server and client-side parts are written in the same language. One of the Read more

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ELPassionBlog

Are You a Wantrepreneur? 3 Things Holding You Back From Launching a Startup

By definition, a ‘wantrepreneur' is someone who wants to launch a startup but hasn't yet taken the plunge. Wantrepreneurs aren't (necessarily) slackers or are too lazy to go after their dreams; there may be perfectly valid roadblocks stopping them from doing so. Here at EL Passion, we are devoted to helping Read more

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ELPassionBlog

How to aggregate data with PostgreSQL using window functions

I've been exploring databases for the whole of my career, and yet every day I find something that amazes me. PostgreSQL introduced window functions in the 8.4 version (6 years ago!) but I still think it's a feature not many people are aware of. Let's see how window functions work in Read more

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ELPassionBlog

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