My Experience with September 2025

Table of Contents
What an incredible September it’s been! This past month, I’ve been diving deep into some cutting-edge tech and exciting new projects. Here’s a quick recap of my highlights:
Cloud-Native & DevOps Adventures:
- Spearheaded the Email support with AWS SES integrations and came to know about DMARC, DKIM, and SPF configurations.
- Explored advanced Terraform modules for Cloudflare, focusing on email routing and Google Groups integration.
- Delved into the intricacies of
helm upgrade
for existing releases usingksctl/ksctl
go package.
Performance & Sustainability Focus:
- Gained extensive knowledge on RAPL and non-RAPL estimators for energy consumption, tackling challenges in cloud VM environments.
- Pioneered platform-level addon support, with a successful POC for per-process/container energy consumption metrics.
- Researched best practices for AI Agent tool creation from Anthropic and dived into Nvidia GPU operator blog posts.
- Explored the nuances of grid carbon intensity (average vs. marginal) and the core, uncore, and package zones for RAPL.
- Worked extensively with Kepler, Prometheus, and green metrics, including OCI-based Helm deployments.
System Design & Core Infrastructure:
- Mastered raw HTTP calling of the K8s API server using
rest.Config
andrest.Client
. - Explored
devicemapper
and thin loop devices, understanding their role incontainerd
for image storage. - Learned about
firecracker
for secure application delivery and the fascinatinggossip protocol
. - Deepened my understanding of
fluxcd
metalabels andpromQL
filtering.
Product Development & Community:
- Contributed to new UI/UX designs and tackled complex Stripe checkout and quota system edge cases.
- Explored state machines for real-world project applications.
It’s been a month of intense learning, building, and contributing! Stay tuned for more updates on these exciting developments.
#TechRecap #SeptemberHighlights #Kubernetes #DevOps #CloudNative #GreenTech #SystemDesign #ksctl #AI #LearningAndGrowing