A collection of minikube best practices and tips to improve the developer experience running a local Kubernetes cluster.

Minikube is a popular option to run a local Kubernetes cluster on macOS, Linux, and Windows. While it boasts a rich feature sets and cross-platform support, minikube behaves slightly differently than a…


How to use, create, and publish Helm charts for non-Kubernetes experts

As Kubernetes continues to eat the container orchestration world, developers are inevitably forced to interact with Kubernetes either for local development or code delivery. Even in organizations with a dedicated platform team or DevOps engineers, developers still need to…


A high-level overview of timeseries databases to compare features, functionality, maturity, and performance

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We’re living in the golden age of databases, as money is flowing into the industry at historic rates (e.g. Snowflake, MongoDB, Cockroach Labs, Neo4j). If the debate between relational vs. non-relational or online analytical processing (OLAP) vs. online transaction processing (OLTP) ruled the past decade, a new type of databases…


EKS vs. AKS vs. GKE from a Developer’s Perspective (2021 Edition)

EKS vs AKS vs GKE logo

Kubernetes turns seven on June 7th, with the stable release now at v1.21. As Kubernetes began to rule the container orchestration world, use of containers in production also quickly became the norm, with more than 23% of CNCF survey…


Key takeaways from the DevOps Conference Keynote by Cheryl Hung

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Back in January, I wrote a recap of the 2020 CNCF Annual Report, summarizing the key updates from the Cloud Native Computing Foundation (CNCF). Recently at the DevOps Conference 2021, Cheryl Hung, the VP Ecosystem at CNCF, gave her predictions…


A comprehensive, opinionated platform to help enterprises adopt Kubernetes by integrating with familiar tools.

Earlier this year, I dove into popular multi-cluster Kubernetes management solutions, including Rancher, Google Anthos, Azure Arc, and Volterra. Afterwards, one of the readers pointed me to KubeSphere, an open-source Kubernetes platform which uses kubefed underneath…


How to standardize and harden Kubernetes clusters in a centralized manner via Shipa’s frameworks.

Photo by Joan Gamell on Unsplash

As software continues to eat the world, more aspects of software development are experiencing a “X-as-code” movement. Looking at the evolution of DevOps, this was first seen with infrastructure as code or configuration as code. As…


Ultimate Study Guide to Passing the Certified Kubernetes Security Specialist (CKS) Exam

What is CKS & Why Get Certified?

The Certified Kubernetes Security Specialist (CKS) exam is the newest addition to the Kubernetes certifications administered by the Cloud Native Computing Foundation (CNCF). CKS focuses on best practices for securing container-based applications and Kubernetes during build, deployment, and…


Leveraging QuestDB’s data ingestion via InfluxDB line protocol to build a high-throughput cryptocurrency price tracker capable of handling out-of-order records on the fly.

Photo by Nick Chong on Unsplash

Crypto investors saw $1T wiped out of the market in May, as the price of Bitcoin and other cryptocurrencies nosedived to their lowest in 2021. Given the volatile nature of this asset class, traders looking to navigate the market need fast and reliable price data from multiple exchanges. Earlier this…


Using Infura, Blockchain ETL, and QuestDB to stream Ethereum data to a time-series database.

Photo by Thought Catalog on Unsplash

Previously, I wrote about using Coinbase API and Kafka Connect to track the price of various cryptocurrencies in realtime. While price is an important factor for a potential investor, on-chain data like block information (gas used…

Yitaek Hwang

Sr. Software Engineer at Axoni writing about cloud, DevOps/SRE, and crypto topics: https://yitaekhwang.com

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