We rise by lifting others.

~ Robert Ingersoll
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Mobile Development Native and Hybrid Technology

Experts in developing native Android and iOS applications and Phonegap for Hybrid apps

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Service Provided
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Big Data Analytics

We are passionate with Big Data. Everything is about data. We've developed web crawlers and data gathering of all social media. We have built a large data lake to provide sentiment analysis. Have a look at our sentiment analysis, J4 Sentiment Analysis

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Service provided
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Mobile Solutions Architecture

We provide "thinking outside the box" solutions for our customers

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Blockchain Development

At J4, we can help developed your smart contract application in both the opensource Ethereum and Hyperledger Fabric

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Service Provided

Our clients