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The latest AI and developer news from Inflearn, with short summaries.

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Migrating 220 Jenkins Jobs to Temporal Cuts Costs in Half and Ensures Stability

Migrating 220 Jenkins jobs to Temporal achieved a 50% cost reduction and guaranteed failure notifications.

·2026.10.20 11:00

Inflearn Develops 'Video Screen Translation' Feature That Translates Text Within Video Frames

Inflearn is developing a 'Video Screen Translation' feature that recognizes text within video frames and overlays translated text.

·2026.09.10 10:00

PickBuilding an AI Gateway to Centralize Internal LLM Requests

InfraLab implemented Envoy AI Gateway, leveraging model abstraction and tiered routing to reduce LLM costs by 78%.

·2026.09.08 18:00

Learning Agents: The Evolving Forms of Learning

This piece covers the evolution of learning methods, from humanity's oral learning to modern AI agents.

·2026.06.26 16:00

Building a First Line of Defense Against Software Supply-Chain Attacks with pnpm

Using the Axios case as an example, this article analyzes the risks of software supply-chain attacks and presents a defense strategy leveraging pnpm.

·2026.06.19 00:00

Revamping the Common Header (GNB) in an MFE Environment

Inflearn revamped its Module Federation-based header, balancing UX and DX with snapshots and transform-based motion.

·2026.03.06 04:00

A Concurrency Bug Found via strace, Down to an 8μs Difference

By catching an mkdirat race with strace, the root cause of a directory-creation bug was found.

·2026.02.20 02:00

Eliminating QA Bottlenecks with Argo CD and Linkerd: Building PR Preview Environments

Automated the creation of independent QA Preview environments for each PR using Argo CD and Linkerd.

·2025.11.26 02:00

Optimizing Amazon S3 Storage Costs and Image CDN Traffic

They cut storage and transfer costs using S3 Intelligent-Tiering and AVIF·MP4 conversion.

·2025.10.30 02:00

Escaping Classroom Modal Hell: Designing a React useFunnel Hook

Complex classroom modal flows were organized using a declarative useFunnel.

·2025.10.27 22:00

Troubleshooting GPU nodes repeatedly replaced due to DCGM errors on EKS Bottlerocket AMI

A missing libdcgm.so on Bottlerocket GPU nodes was causing Karpenter to repeatedly replace them.

·2025.08.28 04:00

Boosting efficiency by automating work through a side project

By reading a taxonomy to auto-generate GTM tags, triggers, and variables, the work became 60 times faster.

·2025.07.04 00:00

Reducing Image Pull Time with Image Caching on EKS Bottlerocket

Using Bottlerocket data volume snapshots, image pull time was reduced from 15 minutes to around 10 seconds.

·2025.04.22 00:00

The Code Review Fairy, CodeRabbit, Has Arrived 🐰

CodeRabbit is an AI code review tool that supports PR summaries, automatic reviews, Q&A, and issue creation.

·2025.03.27 02:00

Building an auto t-function wrapping script to easily offload i18n work on existing services

Using Babel AST, Korean text in existing code was automatically wrapped with t and translation resources were extracted.

·2025.02.07 02:00

A Junior DevOps Engineer's Experience Introducing AI/ML-Based Automated Spam Filtering

Inflab built an adaptive spam filtering system combining GPT and machine learning to improve operational efficiency.

·2024.12.06 01:00

Finding the Right VPN for Our Team

Inflab shares its technical experience and comparison of going through AWS Client VPN and Firezone before settling on Tailscale.

·2024.10.31 19:00

Resolving the JDBC setReadOnly Call Issue

The AWS Aurora JDBC wrapper driver's topology query, executed when a transaction ends, was analyzed as the cause of setReadOnly errors.

·2024.09.02 06:00

Development Team Introduction - 3. Mobile App Development Part (React Native)

Inflab has newly formed a dedicated mobile app development team based on React Native for service restructuring and introduced its organizational culture.

·2024.04.24 06:00

Introducing the Dev Team - 2. Web Frontend Part

This introduces the organizational structure, tech stack, and working methods of Inflearn's Web Frontend Part.

·2024.04.24 04:00