ServerlessDays Belfast: New Tech, Big Data & Real-World Cloud Solutions

Eoin McCartan

Last week was pretty awesome for a few of us on Hamilton Robson’s software team! Yasmine, Jake and I finally got to attend Serverless Days Belfast. I’ve got to say, the Titanic Hotel was an amazing venue and definitely added to the experience. Huge shoutout to Yasmine, my fellow Placement Software Engineer, who absolutely smashed it as one of the presenters.  

The conference itself was a full-day deep dive into everything serverless, which, as a placement software engineer, was super helpful. Even though I work with cloud services nearly every day, I’ll admit I’ve always leaned more towards on-premise and bare-metal deployments. This probably stems from my previous experience where bare-metal was often the go-to, especially when considering costs.  

Serverless Days was a great opportunity to explore the cloud side of things in more depth. What really caught my attention was how they discussed use cases where on-premise and cloud solutions can actually work together – that gave me some fresh perspectives! In short it was a wonder day, and I came away with a ton of new insights. I’ve outlined my highlights of the day in this blog post.

New Technologies & Tools 

One of the best parts of the conference was getting clued in on some technologies and tools I hadn’t encountered before. Here are a few that really stood out: 

  • SST (Serverless Stack): I’d never even heard of SST before Serverless Days! I’ve been getting to grips with CDK (Cloud Development Kit), and hearing about SST, which seems to build on and simplify things even further, sounded amazing. It’s definitely something I’m keen to investigate more.  
  • Infra-Copilot: This one properly sparked my interest. As someone who spends a fair bit of time creating or tweaking architecture diagrams, the idea of a tool like Infra-Copilot that could help streamline that process is a massive win. I can already see how that could save a lot of hassle.  
  • .NET on AWS: I’ve got a bit of previous experience with .NET and C#, but I’d never really seen it in action specifically with AWS. It was brilliant to see presentations that dived into the performance impacts, and the pros and cons of using .NET in the AWS ecosystem. This gave me a new perspective on how my existing skills could be applied.  
  • MCP (Model Context Protocol): Okay, so “Model Context Protocol” or “MCP” is one of those buzzwords you hear flying around, right? I’ve heard it mentioned plenty of times in the office but never actually seen what it does in a practical sense. So, it was fantastic to see the guys from AWS give a quick demo and show how MCP actually works in a real-world scenario. It finally clicked! 

Yasmine’s Talk – Slaying Big Data with Serverless Functions: Scaling up with AWS Lambda 

A massive highlight of the day was, without a doubt, seeing our very own Yasmine take the stage for her talk: “Slaying Big Data with Serverless Functions: Scaling up with AWS Lambda.” It was a single-track conference, so the room was absolutely packed, which was awesome to see.  

Her presentation focused on our product, BeaconIQ, and she took us on a journey through the challenges of scaling data. She detailed the performance impacts they encountered when moving from displaying a working weeks’ worth of data to a hefty six months. It was fascinating to hear about the significant refactoring work she and another team member, Bradley, undertook. Yasmine was really open about the hurdles they had faced, not just the technical ones but the personal challenges that come with a big project like that, and how they overcame them.  

Honestly, even though I’m part of the team and hear bits and pieces, I didn’t grasp the full extent of the problems they tackled and the clever solutions they came up with until her talk. It was a proper eye-opener and gave me a much deeper appreciation for the work involved. 

She absolutely nailed it, especially considering this was her second time giving a talk on this scale. Well done, Yas! 

More Standout Insights: The Joy of Serverless .net 

The day was packed with useful talks but another that really resonated with me came from one of the senior team at Instil, Matthew, who is also an AWS Community builder. He shared a super useful resource detailing Lambda performance across various languages and runtimes. I was genuinely surprised to see Node.js wasn’t anywhere near top 10 – definitely some food for thought there, as I’d always assumed it would be up there! The observation that an older version like Node.js 16.x might even outperform a newer one like 22.x in some benchmarks was particularly eye-opening. 

What was also seriously impressive was his story about tackling a project where the client’s proposed tech stack requirements were well outside their usual comfort zone. He walked us through how they not only adapted but went above and beyond to make that specific tech stack efficient and performant for the client. It was a brilliant real-world example of problem-solving, adaptability, and really pushing technical boundaries to deliver what the client needed. 

Final Thoughts  

Serverless Days Belfast was a fantastic experience. It wasn’t just about the new tech; it was about seeing practical applications, hearing from people tackling real challenges, and getting a fresh perspective on how different solutions can work together. I definitely came away buzzing with ideas.  

And what better way to wrap up such an insightful day? Afterwards, we all sat down for a well-deserved pint of Guinness to celebrate not only a great conference but also Yasmine’s brilliant presentation – and, of course, to soak up the amazing weather we rarely get here! Cheers to that! 

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