Blockchain technology really kicked off with the success of cryptocurrencies, although it was first described back in 1991. It is the platform that is behind Bitcoin’s success story. “Blockchain” has become a household word for the IT sector, but more and more entrepreneurs outside the industry are seeing the benefits of it. Once its upsides
Ecommerce stores are more popular than ever, with $2.3 trillion in online retail sales made in 2017 alone according to Statista. The trend looks set to continue, with annual worldwide sales predicted to reach almost $5 trillion per year by 2021. Whatever you sell, you cannot afford to ignore the rise of online retail. It’s
When an application needs to deal with some long running tasks, we probably should move those tasks to run asynchronously as background jobs. Let’s examine what we need to do in order to enqueue and execute some tasks in the background. Set up Delayed Job With Rails Active Job we can easily define our jobs
Ruby on Rails gives us, out of the box, a few very useful query methods that can reduce number of database queries. In most cases that will significantly improve application performance. This post will try to explain and compare some of the most commonly used methods like joins and includes, and to explain few different
If you mention outsourcing to an American or a UK company owner, they would immediately think of some distant Asian country. In reality, there is a region much closer to home, teeming with tech-savvy individuals where they can outsource their IT departments. Like all the post-socialist countries, Serbia is presently experiencing its very own IT
Trade has long ago moved from offline world to e-commerce and many of us have either heard of, or used services of the following companies. Now, one might think that he or she knows all the companies listed, but only the giants have caught your eye since there are many more e-commerce companies whose net
Is your startup lacking funds to finish a project? Many startups were facing the same problem and some of them came up with an easy enough solution: giving equity away to a web development company to finish the project. Such a move is not solely related to financing issues, some startups decide to bring these
It has been an exciting year for Serbian startup companies. Many old ones have proven worthy and numerous others have sky-rocketed to startup stardom. As previous year, it is noticeable that nearly all of them are designed for a regional and global market, using Belgrade, Novi Sad and other Serbian cities as human resource hubs.
The final piece of the puzzle! Our series of blogs took us on path a programmer takes from as early as his apprenticeship days, across various Engineering posts, such as Senior and Software Engineers, all the way to a Staff Engineer, responsible for handling multiple projects and teams. Not many people advance thus far, and
It’s time for a company takeover! Well not literally, but professionally, since the path from a Senior Engineer leads to the ownership of entire projects and even organizations. In order to become a Staff Engineer, a programmer must first gain the title of an Advanced Senior Engineer and our blog post reveals the necessary steps