JSJayesh Sojitrainjayesh-sojitra.hashnode.dev·14h ago · 4 min readRoute 53 Explained: DNS Basics for AWSDNS translates a name people type (app.example.com) into an address machines use (an IP or an AWS endpoint). Route 53 is AWS's DNS service, and it's also a domain registrar and a health-checking tool.00
JSJayesh Sojitrainjayesh-sojitra.hashnode.dev·1d ago · 3 min readWeek 2 Recap: Databases, Scaling, and CostDay 8 — RDS vs Self-Managed Database on EC2 RDS handles backups, patching, Multi-AZ failover, and read replicas. Self-managing buys OS-level control and custom extensions, at the cost of owning all of00
JSJayesh Sojitrainjayesh-sojitra.hashnode.dev·4d ago · 4 min readBuilding a Monitoring Setup That Actually Catches IssuesMost of this week built up the individual pieces — CloudWatch (Day 9), Auto Scaling (Day 11), backups (Day 13). Today's about assembling them into something that actually functions as a monitoring sys00
JSJayesh Sojitrainjayesh-sojitra.hashnode.dev·6d ago · 4 min readAuto Scaling Groups Explained With a Real ExampleAn Auto Scaling Group (ASG) automatically adjusts the number of EC2 instances running your application based on demand. The concept is simple; the actual configuration decisions are where teams either00
JSJayesh Sojitrainjayesh-sojitra.hashnode.dev·Oct 2 · 4 min readCloudWatch Explained: Metrics, Logs, and AlarmsCloudWatch is AWS's monitoring service, but "monitoring" covers three genuinely different things — metrics, logs, and alarms — that work together but solve different problems. Confusing them is why te00
JSJayesh Sojitrainjayesh-sojitra.hashnode.dev·Oct 1 · 4 min readRDS vs Self-Managed Database on EC2: When to Use EachRunning a database on AWS means choosing between RDS (a managed service) and installing a database engine yourself on an EC2 instance. The decision gets treated as obvious, but it's worth understandin00
JSJayesh Sojitrainjayesh-sojitra.hashnode.dev·Sep 28 · 4 min read Security Groups vs NACLs: What's the Real DifferenceBoth Security Groups and Network ACLs (NACLs) control what network traffic is allowed into and out of your AWS resources. The confusion is understandable — they do overlapping jobs. But they work at d01I
JSJayesh Sojitrainjayesh-sojitra.hashnode.dev·Sep 25 · 3 min readTop 10 AWS Services You Should KnowAWS's sheer size is intimidating — the console alone lists services most teams will never touch. In practice, day-to-day development and production support usually revolves around a small, consistent 00
JSJayesh Sojitrainjayesh-sojitra.hashnode.dev·Sep 25 · 3 min readEC2 Explained Simply: The Service Everyone Uses FirstEC2 (Elastic Compute Cloud) is a virtual server — but that one-line definition skips the parts that actually matter for using it well day to day. What you're actually choosing when you launch an insta00
BNBrian Ngariincloudtec.hashnode.dev·Mar 19 · 5 min readCreating Your First AWS EC2 Instance: A Beginner-Friendly, Engineer-Approved GuideSpinning up your first EC2 instance is one of those welcome to the cloud moments. It’s the point where AWS stops being an abstract idea and becomes a real machine you can log into, break, fix, and eve00
