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ANKUSH CHOUDHARY JOHALApr 27, 2026 • 16 min read
War Story: We Migrated from Hugging Face Inference API to Self-Hosted LLMs and Cut Latency by 60%
In Q3 2024, our 12-person backend team at a Series B fintech hit a hard ceiling: p99 latency for our...
#story#migrated#hugging#face
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ANKUSH CHOUDHARY JOHALApr 29, 2026 • 12 min read
War Story: We Migrated from Socket.io 4.7 to Ably 2.0 and Cut Chat Latency 40% for Global Users
In Q3 2024, our team at a Series C messaging startup serving 1.2M monthly active users across 42...
#story#migrated#socketio#ably
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ANKUSH CHOUDHARY JOHALApr 28, 2026 • 17 min read
War Story: We Migrated From Memcached 1.6 to Redis 7.2 and Cut Cache Misses by 60%
At 3:17 AM on a Tuesday in Q3 2024, our p99 API latency hit 4.8 seconds, cache miss rate spiked to.....
#story#migrated#memcached#redis
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ANKUSH CHOUDHARY JOHALApr 29, 2026 • 14 min read
Code Story: We Migrated 2026 Monorepo from Yarn 4 to pnpm 9 – 1 Month of Data Show 40% Faster Installs
When your 2026-package monorepo’s CI install step hits 4 minutes 12 seconds for a clean fetch, every...
#code#story#migrated#2026
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ANKUSH CHOUDHARY JOHALMay 1, 2026 • 3 min read
War Story: We Migrated from Mailchimp 2026 to SendGrid 3.0 and Increased Delivery Rates 15%
War Story: We Migrated from Mailchimp 2026 to SendGrid 3.0 and Increased Delivery Rates...
#story#migrated#mailchimp#2026
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ANKUSH CHOUDHARY JOHALApr 30, 2026 • 14 min read
We Migrated 100 Repos to GitHub Actions 3.0 and Dependabot 2.0 – Cut Vulnerability Fix Time by 50%
In Q3 2024, our platform engineering team migrated 112 production repositories (spanning 8 languages...
#migrated#repos#github#actions
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ANKUSH CHOUDHARY JOHALApr 30, 2026 • 12 min read
War Story: We Migrated a Minecraft Server to AWS Graviton4 and Cut Hosting Costs by 40%
In Q3 2024, our 2000-daily-active-user Minecraft survival server hit a wall: monthly AWS bills toppe...
#story#migrated#minecraft#server
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ANKUSH CHOUDHARY JOHALMay 1, 2026 • 15 min read
Architecture Teardown: How Netflix Migrated 1000+ Services to AWS Fargate 2026 and Terraform 1.10
In Q3 2026, Netflix completed the largest serverless container migration in history: moving 1,127...
#architecture#teardown#netflix#migrated
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ANKUSH CHOUDHARY JOHALApr 29, 2026 • 14 min read
War Story: We Migrated from Heroku to Fly.io and Saved 50% on PaaS Costs for 2026 Side Project
\n In Q3 2025, our 3-person side project was burning $4,200/month on Heroku dynos for a Node.js +.....
#story#migrated#heroku#flyio
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ANKUSH CHOUDHARY JOHAL6d ago • 4 min read
How We Migrated 100k Tests from Jest to Vitest at Shopify in 2026
How We Migrated 100k Tests from Jest to Vitest at Shopify in 2026 In early 2026, Shopify’s...
#migrated#100k#tests#jest
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ANKUSH CHOUDHARY JOHALApr 28, 2026 • 16 min read
War Story: We Migrated From Heroku 2025 to Vercel 2026 and Cloudflare Pages 2026 – 30% Faster Deploys
In Q3 2025, our 12-person engineering team stared down a deploy pipeline that took 14 minutes and 22...
#story#migrated#heroku#2025
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ANKUSH CHOUDHARY JOHALApr 27, 2026 • 0 min read
We Migrated from Webpack 5.90 to Vite 6 and Cut Frontend Build Times by 60%: A Retrospective
A post by ANKUSH CHOUDHARY JOHAL
#migrated#webpack#vite#frontend
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ANKUSH CHOUDHARY JOHALApr 28, 2026 • 14 min read
War Story: We Migrated From AWS EC2 to GCP Axion Instances and Cut Compute Costs by 40%
At 2:14 AM on a Tuesday, our p99 API latency spiked to 4.7 seconds, AWS EC2 m5.2xlarge spot instance...
#story#migrated#axion#instances
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ANKUSH CHOUDHARY JOHALApr 28, 2026 • 14 min read
War Story: We Migrated 500+ Services from Monolith to Microservices with Kubernetes 1.32 and Istio 1.23
In Q3 2024, our 14-person platform team faced a hard truth: our 8-year-old Java monolith, supporting...
#story#migrated#services#monolith
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ANKUSH CHOUDHARY JOHALApr 27, 2026 • 14 min read
War Story: We Migrated from Insomnia 8 to Bruno 1.5 and Cut API Testing Costs by 100% (Open Source)
In Q3 2024, our 12-person platform engineering team at a Series C fintech killed $12,400 per month i...
#story#migrated#insomnia#bruno
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ANKUSH CHOUDHARY JOHALApr 29, 2026 • 13 min read
We Migrated from GitKraken 9.0 to GitHub Desktop 3.0: 20% Faster Git Workflows for React 19
After 14 months of maintaining a 47-engineer React 19 monorepo with GitKraken 9.0, we cut average Gi...
#migrated#gitkraken#github#desktop
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ANKUSH CHOUDHARY JOHALMay 1, 2026 • 17 min read
We Migrated from Splunk 9.0 to Elasticsearch 8.14: 50% Lower Log Storage Costs for Next.js 15
After 18 months of burning $42k/month on Splunk 9.0 log storage for our Next.js 15 production fleet,...
#migrated#splunk#elasticsearch#lower
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ANKUSH CHOUDHARY JOHALApr 27, 2026 • 15 min read
War Story: We Migrated from Maven 3 to Gradle 8.5 and Cut Java 24 Build Times by 50%
Our team’s 12-minute Maven 3 clean builds for a 120k-line Java 24 microservices monorepo were eating...
#story#migrated#maven#gradle
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ANKUSH CHOUDHARY JOHALApr 29, 2026 • 16 min read
We Migrated from WordPress to Astro 5.0 and Cut Page Load Times by 60%
\n After 18 months of maintaining 127 WordPress sites plagued by 2.4s p99 load times, $14k/month in...
#migrated#wordpress#astro#page
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ANKUSH CHOUDHARY JOHALApr 30, 2026 • 15 min read
Retrospective: We Migrated from Datadog 7.0 to Prometheus 3.0 and Cut Monitoring Costs by 50%
In Q3 2024, our 12-person backend engineering team at a mid-sized fintech (handling 2.1M daily activ...
#retrospective#migrated#datadog#prometheus
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ANKUSH CHOUDHARY JOHALApr 28, 2026 • 17 min read
Case Study: Netflix Migrated from Jenkins to GitHub Actions 2026 and Cut CI Costs 35%
In Q3 2026, Netflix’s Developer Productivity Engineering (DPE) team finalized a 14-month migration.....
#case#study#netflix#migrated
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ANKUSH CHOUDHARY JOHALApr 29, 2026 • 15 min read
War Story: We Migrated from Docker 28.0 to Buildah 2.0 and Cut Image Build Times by 45% in 2026
In Q3 2026, our 12-person platform engineering team slashed container image build times by 45% acros...
#story#migrated#docker#buildah
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