Signal
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LoRaWAN QR scanner
We have our own iotaaap LNS, and for a while we were doing device configurations manually. Now I quickly built
Ivan Golubic
Fractional CTO, product strategist, and systems architect. I help founders build the right product and lead lost developers to level up beyond code.
Latest
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ex Relevant? Real titles are dead.
We need to talk about the “ex-Netflix,” “ex-Google,” “ex-Meta” parade happening on LinkedIn. When did where you used to work
Digital HORECA Manager has a new home.
Multiple redundant servers on AWS. The entire infrastructure had to be migrated, including the LNS (LoRa Network Server), which is part of the iotaap network, as well as backend services, databases, and various other components of the platform.
Signal
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How to move an AWS EC2 instance from Account A to Account B
Transferring an EC2 instance between AWS accounts is possible, and the best way is to create a snapshot and share it. It's the best way to work through the AWS Management Console (the web interface).
Signal
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Startups, Sausages, and the State of the European Ecosystem
Yesterday I ended up at a startup BBQ hosted by Bird Incubator, Nuqleus, and Feelsgood. Good people, real conversations, cold drinks - and eventually, warm food.
Signal
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Masdar City: From the Desert to the Future (And Back Again)
Masdar isn’t just a city - it’s a concept made real. You don’t walk through it. You experience it.
CTO & Business Analyst On-Demand: Get Strategic Tech Leadership Without Hiring Full-Time
Most early-stage startups or digital products don’t need a full-time CTO - they need direction.
Are You a Good Developer? Here’s the Brutal Truth.
The moment you start asking, “Am I even good at this?” - that’s a signal.
Signal
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What Is IoT? A Practical Guide to Real-World Connected Systems
The Internet of Things is about connecting physical objects to digital systems - collecting data, automating decisions, and creating real-world feedback loops.