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ANKUSH CHOUDHARY JOHAL

is an AI engineer and founder of Johal AI Hub, focused on practical and systems-level artificial intelligence. He writes in-depth articles on AI architecture, LLMs, optimization, and real-world imple.

Location Jammu, India Joined Joined on  Personal website https://johal.in/
We Migrated from WordPress to Astro 5.0 and Cut Page Load Times by 60%
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We Migrated from WordPress to Astro 5.0 and Cut Page Load Times by 60%

#migrated #wordpress #astro #page
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16 min read

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Benchmark: Grafana 10.2 vs Kibana 8.12 for Dashboard Rendering Performance in 2026
johalputt profile

Benchmark: Grafana 10.2 vs Kibana 8.12 for Dashboard Rendering Performance in 2026

#benchmark #grafana #kibana #dashboard
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13 min read
Deep Dive: How Java 24 and Kotlin 2.2 Optimize JVM Performance for 2026 Enterprise Apps
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Deep Dive: How Java 24 and Kotlin 2.2 Optimize JVM Performance for 2026 Enterprise Apps

#deep #dive #java #kotlin
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14 min read
Retrospective: Hiring 100 Engineers for Kubernetes 1.32 and AWS Graviton4 Teams in 2026
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Retrospective: Hiring 100 Engineers for Kubernetes 1.32 and AWS Graviton4 Teams in 2026

#retrospective #hiring #engineers #kubernetes
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14 min read
Retrospective: Using AI Coding Assistants for 100% of New Code in 2026: Lessons Learned
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Retrospective: Using AI Coding Assistants for 100% of New Code in 2026: Lessons Learned

#retrospective #using #coding #assistants
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16 min read
How We Replaced Apache with Nginx 1.25 and Cut Reverse Proxy Latency by 25% for Our APIs
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How We Replaced Apache with Nginx 1.25 and Cut Reverse Proxy Latency by 25% for Our APIs

#replaced #apache #nginx #reverse
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14 min read
Showdown: Full-Time vs. Freelance Engineering – 2026 Income and Tax Data
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Showdown: Full-Time vs. Freelance Engineering – 2026 Income and Tax Data

#showdown #fulltime #freelance #engineering
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14 min read
Opinion: Why You Should Ditch MongoDB 8 and Use PostgreSQL 18 for All Your Data Storage Needs
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Opinion: Why You Should Ditch MongoDB 8 and Use PostgreSQL 18 for All Your Data Storage Needs

#opinion #should #ditch #mongodb
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17 min read
Hot Take: Kubernetes 1.32 Is Overkill for 90% of Startups Using AWS Lambda 2026 and Cloudflare Workers 3.2
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Hot Take: Kubernetes 1.32 Is Overkill for 90% of Startups Using AWS Lambda 2026 and Cloudflare Workers 3.2

#take #kubernetes #overkill #startup
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15 min read
How to Use AWS Macie 2026 and OpenTelemetry 1.20 to Detect PII Leaks in Logs
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How to Use AWS Macie 2026 and OpenTelemetry 1.20 to Detect PII Leaks in Logs

#macie #2026 #opentelemetry #detect
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14 min read
Comparison: Square 10.0 vs. Stripe 12.0 vs. Braintree 10.0 for React 19 E-commerce Checkout
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Comparison: Square 10.0 vs. Stripe 12.0 vs. Braintree 10.0 for React 19 E-commerce Checkout

#comparison #square #stripe #braintree
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12 min read
Postmortem: React-Intl 6.0 Missing Translations Caused 2026 Next.js 15 App User Churn
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Postmortem: React-Intl 6.0 Missing Translations Caused 2026 Next.js 15 App User Churn

#postmortem #reactintl #missing #translations
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12 min read
Node.js 22 vs. Deno 2.0: Server-Side JavaScript Memory Usage Under Load Benchmarks
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Node.js 22 vs. Deno 2.0: Server-Side JavaScript Memory Usage Under Load Benchmarks

#node #deno #serverside #javascript
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15 min read
War Story: We Ditched Forced Ranking for OKRs with Lattice 2026 and Cut Turnover by 25% in 2026
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War Story: We Ditched Forced Ranking for OKRs with Lattice 2026 and Cut Turnover by 25% in 2026

#story #ditched #forced #ranking
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17 min read
Step-by-Step: Implement Feature Flags for Next.js 16 with LaunchDarkly 2026 and Argo Rollouts 2.10
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Step-by-Step: Implement Feature Flags for Next.js 16 with LaunchDarkly 2026 and Argo Rollouts 2.10

#stepbystep #implement #feature #flags
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13 min read
Kubernetes 1.34 Network Policies vs. Cilium 1.17: East-West Traffic Security
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Kubernetes 1.34 Network Policies vs. Cilium 1.17: East-West Traffic Security

#kubernetes #network #policies #cilium
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13 min read
Benchmark: Angular 19 vs React 19 for Enterprise App Build Time with Bazel 7.0
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Benchmark: Angular 19 vs React 19 for Enterprise App Build Time with Bazel 7.0

#benchmark #angular #react #enterprise
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13 min read
How We Scaled Our API to 1M Requests/Second with FastAPI 0.115, Uvicorn 0.30, and PostgreSQL 18
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How We Scaled Our API to 1M Requests/Second with FastAPI 0.115, Uvicorn 0.30, and PostgreSQL 18

#scaled #requestssecond #fastapi #0115
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12 min read
Opinion: Vercel Is the Best Hosting Platform for Next.js 15 – Here's Why It Beats Cloudflare
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Opinion: Vercel Is the Best Hosting Platform for Next.js 15 – Here's Why It Beats Cloudflare

#opinion #vercel #best #hosting
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11 min read
How to Set Up Service Mesh with Linkerd 2.14 and Kubernetes 1.32
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How to Set Up Service Mesh with Linkerd 2.14 and Kubernetes 1.32

#service #mesh #linkerd #kubernetes
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15 min read
War Story: We Lost 3 Days of CI Logs Due to a GitHub Actions 3.0 Retention Policy Misconfiguration
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War Story: We Lost 3 Days of CI Logs Due to a GitHub Actions 3.0 Retention Policy Misconfiguration

#story #lost #days #logs
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12 min read
War Story: We Ditched Auth0 9.0 for NextAuth 5.0 and Cut Authentication Costs by 60% for 500k Users
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War Story: We Ditched Auth0 9.0 for NextAuth 5.0 and Cut Authentication Costs by 60% for 500k Users

#story #ditched #auth0 #nextauth
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16 min read
Performance Test: Java 24 vs. Go 1.26: Startup Time for Serverless Functions with AWS Lambda 2026
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Performance Test: Java 24 vs. Go 1.26: Startup Time for Serverless Functions with AWS Lambda 2026

#performance #test #java #startup
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14 min read
Step-by-Step: Build a PWA with React 19 and Workbox 7.0 for Offline Access to 10k Documentation Pages
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Step-by-Step: Build a PWA with React 19 and Workbox 7.0 for Offline Access to 10k Documentation Pages

#stepbystep #build #react #workbox
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12 min read
How to Integrate Newsletters with React 19 Apps and Next.js 15 for Subscriber Growth
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How to Integrate Newsletters with React 19 Apps and Next.js 15 for Subscriber Growth

#integrate #newsletters #react #apps
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13 min read
Internals: PyTorch 2.5.0's 2026 Optimizations vs. TensorFlow 2.17.0 for Computer Vision
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Internals: PyTorch 2.5.0's 2026 Optimizations vs. TensorFlow 2.17.0 for Computer Vision

#internals #pytorch #250s #2026
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13 min read
Deep Dive: The Architecture of Skaffold 2.12 for Local Kubernetes 1.32 Development
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Deep Dive: The Architecture of Skaffold 2.12 for Local Kubernetes 1.32 Development

#deep #dive #architecture #skaffold
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16 min read
War Story: How a Failed CI/CD Project with Jenkins Cost an Engineer a Promotion in 2026
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War Story: How a Failed CI/CD Project with Jenkins Cost an Engineer a Promotion in 2026

#story #failed #cicd #project
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14 min read
Postmortem: How a Spark 3.0 Memory Bug Crashed Our Data Pipeline for 2 Hours
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Postmortem: How a Spark 3.0 Memory Bug Crashed Our Data Pipeline for 2 Hours

#postmortem #spark #memory #crashed
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13 min read
Benchmark: Vector 0.40 vs. Fluent Bit 3.0 Log Processing Throughput for 100k Logs/Second
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Benchmark: Vector 0.40 vs. Fluent Bit 3.0 Log Processing Throughput for 100k Logs/Second

#benchmark #vector #fluent #processing
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16 min read
2026 Hot Take: Kotlin 2.0 Multiplatform Will Replace React Native 0.75 by 2027 for Cross-Platform Apps
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2026 Hot Take: Kotlin 2.0 Multiplatform Will Replace React Native 0.75 by 2027 for Cross-Platform Apps

#2026 #take #kotlin #multiplatform
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13 min read
War Story: We Ditched FineUploader 5.0 for Uppy 3.0 and Cut Upload Error Rate by 40% in 2026
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War Story: We Ditched FineUploader 5.0 for Uppy 3.0 and Cut Upload Error Rate by 40% in 2026

#story #ditched #fineuploader #uppy
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13 min read
Hot Take: OpenTelemetry 1.20 Is Too Bloated for Small Node.js 22 Services Compared to Sentry 24.0
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Hot Take: OpenTelemetry 1.20 Is Too Bloated for Small Node.js 22 Services Compared to Sentry 24.0

#take #opentelemetry #bloated #small
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12 min read
War Story: Debugging a Next.js 15 API Route Error with Sentry 7.0 and OpenTelemetry 1.20
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War Story: Debugging a Next.js 15 API Route Error with Sentry 7.0 and OpenTelemetry 1.20

#story #debugging #nextjs #route
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13 min read
Deep Dive: PostgreSQL 17 B-Tree Index Internals vs. MySQL 8.4 InnoDB for 2026 OLTP Workloads
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Deep Dive: PostgreSQL 17 B-Tree Index Internals vs. MySQL 8.4 InnoDB for 2026 OLTP Workloads

#deep #dive #postgres #btree
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17 min read
How to Add Comments to Static Sites with Disqus 10.0 and Astro 4.0
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How to Add Comments to Static Sites with Disqus 10.0 and Astro 4.0

#comments #static #sites #disqus
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15 min read
Retrospective: Switching from 40-Hour Weeks to 32-Hour Weeks with Asana 2026 and Jira 10.0: 6-Month Results
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Retrospective: Switching from 40-Hour Weeks to 32-Hour Weeks with Asana 2026 and Jira 10.0: 6-Month Results

#retrospective #switching #40hour #weeks
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15 min read
Deep Dive: 2026 Redis 8 Hash Slot Internals vs. Dragonfly 1.0 for Clustering
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Deep Dive: 2026 Redis 8 Hash Slot Internals vs. Dragonfly 1.0 for Clustering

#deep #dive #2026 #redis
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13 min read
Saved 40% on Recruiting Costs: Ditching LinkedIn for Rust 1.92 and Go 1.24 Skill Tests 2026
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Saved 40% on Recruiting Costs: Ditching LinkedIn for Rust 1.92 and Go 1.24 Skill Tests 2026

#saved #recruiting #costs #ditching
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17 min read
Opinion: Why We Replaced Elasticsearch 8.15 with Meilisearch 1.5 for 60% Faster Next.js 15 Search
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Opinion: Why We Replaced Elasticsearch 8.15 with Meilisearch 1.5 for 60% Faster Next.js 15 Search

#opinion #replaced #elasticsearch #meilisearch
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15 min read
How to Set Up Cross-Region Replication for PostgreSQL 16 on AWS RDS 2026
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How to Set Up Cross-Region Replication for PostgreSQL 16 on AWS RDS 2026

#crossregion #replication #postgres #2026
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16 min read
Code Story: Building a Recommendation Engine with TensorFlow 2.17 and Keras 2.17
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Code Story: Building a Recommendation Engine with TensorFlow 2.17 and Keras 2.17

#code #story #building #recommendation
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16 min read
Postman 11.0 vs. Insomnia 10.0: REST API Test Suite Runtime for 1000+ Endpoint Suites
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Postman 11.0 vs. Insomnia 10.0: REST API Test Suite Runtime for 1000+ Endpoint Suites

#postman #insomnia #rest #test
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14 min read
War Story: We Saved 40% on AWS Bill by Switching from EC2 to AWS Graviton4 and KEDA 2.15 Autoscaling
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War Story: We Saved 40% on AWS Bill by Switching from EC2 to AWS Graviton4 and KEDA 2.15 Autoscaling

#story #saved #bill #switching
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15 min read
Deep Dive: How OpenTelemetry 1.20 and Vector 0.28 Monitor LLM Token Usage
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Deep Dive: How OpenTelemetry 1.20 and Vector 0.28 Monitor LLM Token Usage

#deep #dive #opentelemetry #vector
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17 min read
Postmortem: Infinite Loop in Java 21 App Caused 100% CPU Usage for 2 Hours
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Postmortem: Infinite Loop in Java 21 App Caused 100% CPU Usage for 2 Hours

#postmortem #infinite #loop #java
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13 min read
Benchmark: GitHub Contributions vs. LeetCode Rating: Promotion Probability for Python 3.14 Developers at AWS
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Benchmark: GitHub Contributions vs. LeetCode Rating: Promotion Probability for Python 3.14 Developers at AWS

#benchmark #github #contributions #leetcode
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15 min read
Benchmark: Vanta 2.0 vs Drata 2.0 vs Compliancy 1.0 for SOC 2 Automation
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Benchmark: Vanta 2.0 vs Drata 2.0 vs Compliancy 1.0 for SOC 2 Automation

#benchmark #vanta #drata #compliancy
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15 min read
Case Study: Google Cut Observability Costs 40% with OpenTelemetry 1.20 and Thanos
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Case Study: Google Cut Observability Costs 40% with OpenTelemetry 1.20 and Thanos

#case #study #google #observability
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14 min read
War Story: We Used Zig 0.13 to Rewrite Our C Library and Cut Binary Size by 50%
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War Story: We Used Zig 0.13 to Rewrite Our C Library and Cut Binary Size by 50%

#story #used #rewrite #library
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15 min read
Postmortem: How a Cilium 1.15.0 Policy Bug Allowed Unauthorized Access to Our K8s 1.31 Pod
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Postmortem: How a Cilium 1.15.0 Policy Bug Allowed Unauthorized Access to Our K8s 1.31 Pod

#postmortem #cilium #1150 #policy
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13 min read
Performance Test: Istio 1.23 vs. Linkerd 2.15 Service Mesh Latency for 2026 Microservices on K8s 1.32
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Performance Test: Istio 1.23 vs. Linkerd 2.15 Service Mesh Latency for 2026 Microservices on K8s 1.32

#performance #test #istio #linkerd
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12 min read
Postmortem: How an Azure DevOps 2025 Bug Caused Our .NET 8.0 App to Deploy to the Wrong K8s 1.31 Cluster
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Postmortem: How an Azure DevOps 2025 Bug Caused Our .NET 8.0 App to Deploy to the Wrong K8s 1.31 Cluster

#postmortem #azure #devops #2025
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11 min read
War Story: We Contributed a Feature to Kubernetes 1.34 and Got Hired at Google in 2026
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War Story: We Contributed a Feature to Kubernetes 1.34 and Got Hired at Google in 2026

#story #contributed #feature #kubernetes
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14 min read
Step-by-Step Guide: Secure Kubernetes 1.32 Clusters with Istio 1.22 and OPA 0.65 for Zero-Trust Networks
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Step-by-Step Guide: Secure Kubernetes 1.32 Clusters with Istio 1.22 and OPA 0.65 for Zero-Trust Networks

#stepbystep #guide #secure #kubernetes
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12 min read
Benchmark: FAANG vs. Startups 2026 for Senior Engineer Total Compensation
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Benchmark: FAANG vs. Startups 2026 for Senior Engineer Total Compensation

#benchmark #faang #startup #2026
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13 min read
Benchmark: Zig 0.12 vs. Rust 1.85 vs. C 23 for Low-Level Programming 2026
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Benchmark: Zig 0.12 vs. Rust 1.85 vs. C 23 for Low-Level Programming 2026

#benchmark #rust #lowlevel #programming
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14 min read
Step-by-Step Guide to Building a Technical Blog as a Senior Engineer with Hugo 0.120 and Netlify 2026
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Step-by-Step Guide to Building a Technical Blog as a Senior Engineer with Hugo 0.120 and Netlify 2026

#stepbystep #guide #building #technical
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13 min read
Go Web Frameworks: Gin 1.10 vs. Echo 4.12 vs. Fiber 3.0 in 2026
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Go Web Frameworks: Gin 1.10 vs. Echo 4.12 vs. Fiber 3.0 in 2026

#frameworks #echo #fiber #2026
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15 min read
Code Story: How We Built a CLI Tool for Managing 1000 GitHub Repositories with Go 1.24 and Octokit 4.0
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Code Story: How We Built a CLI Tool for Managing 1000 GitHub Repositories with Go 1.24 and Octokit 4.0

#code #story #built #tool
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15 min read
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