IgorJovanovic.ComFounder & Full Stack Tech Consultant
Experienced tech professional with a strong track record in web services and fintech. Collaborating with Silicon Valley's multi-billion tech giants and offering a range of services committed to excellence. Check the Services page for how I can help you too.
I have done this many times. Now it’s your turn. This article is a step-by-step guide showing you exactly how to migrate an ElastiCache Redis instance to Redis Cloud Enterprise (without downtime). Often I see developers & tech leads struggling with the migration out of ElastiCache. (And it’s not easy because there is a lot […]
I paid $0 for my last holiday accommodation. (In words — ZERO dollars.) And the holiday before… Even the one before that… And so on over the last 2 and a half years… I literally have no accommodation costs — FREE stay. (And it’s not a budget travel such as CouchSurfing or any other apartment-sharing […]
Redis is an excellent database for apps that require a sub-millisecond response. Even though the database is very performant, there are a few gotchas… As your dataset grows, you can face issues that take much time to resolve (especially if you don’t know where to look). One such example is the HotKeys and BigKeys issues. […]
Here is the deal. This is the last time you will see the NullPointerException error. I promise… Sounds good? Let me tell you a secret that most other engineers have no clue about — a superpower to combat this error (and other errors as well). You are a programmer and always after exact, to-the-point (no […]
One in three applications/websites is suffering from poor database connection management. The result is frequent downtime and a slow application. This combined can cost millions of dollars in lost revenue per year. I have worked as an engineer for at least 15 different web applications of large enterprises. While being a technical consultant at my […]