AI Briefing
KakaoBank news
The latest AI and developer news from KakaoBank, with short summaries.
Visit website →KakaoBank Resolves Mobile WebView iOS and Android Virtual Keyboard Screen Shift Issue with VirtualViewport
KakaoBank resolved mobile WebView keyboard UI issues by using a VirtualViewport component that synchronizes the visual viewport height.
PickKakaoBank Hosts KodeRunner 2026, Presenting Agentic AI Vision Centered on 'Reliability'
KakaoBank hosted KodeRunner 2026, unveiling strategies for ensuring reliability in financial AI and its transition to Agentic AI.
Kakao Bank Rebuilds Notification Sender Handling Hundreds of Millions of Daily Messages: An Architecture Balancing Performance and Simplicity
Kakao Bank rebuilt its notification sender by applying Service/Core Layer separation and Age-Based Work-Stealing to achieve 10,000 TPS and low latency.
AWS GameDay 2026 for Financial Companies: KakaoBank's Back-to-Back Championship Story 🏆
KakaoBank won first place for the second consecutive year at AWS GameDay 2026, leveraging AI tools.
AI Reads the Sequence of Customer Behavior: KakaoBank's Sequence-Based FDS Model Development Story
KakaoBank developed a sequence-based FDS model that uses Vision Transformer to analyze customers' continuous behavioral patterns.
Designing a Collateral Review System Where People Don't Wait
KakaoBank partially automated the complex collateral review process for real estate–backed loans for sole proprietors.
We Had an AI Solve Financial Security Quizzes: A 2025 Financial AI Challenge Excellence Award Review
By attaching CPT and BM25 RAG to Qwen3-30B-A3B, the team won the Excellence Award while running in a 24GB environment.
The Agentic AI Era Seen at AWS re:Invent 2025
The core themes of AWS re:Invent 2025 were Agentic AI, security, and EKS management automation.
The Present and Future of React, and AI: A React Summit US 2025 Report
At React Summit US 2025, practical AI engineering and shifts in React governance stood out as prominent themes.
Data Centers in the AI Era: How to Cool the Scorching Heat of GPUs
As GPU power density surges, the limits of air cooling are becoming clear, making liquid cooling essential.
Organizing Complex Business Logic into Pipelines
Complex logic like loan screening was broken down into Job-based pipelines to improve maintainability and testability.
Financial AI Research Trends Seen Through ICAIF 2025
At ICAIF 2025, reinforcement learning, investment strategy, and reliability research were confirmed as the core currents of financial AI.
Kakao Bank's Tech Stories at if(kakao)25
At if(kakao)25, Kakao Bank unveiled its technology in AI security, developer productivity, and data center operations.
The Frontend Clan's First Large-Scale Hiring: Our Recruiting Boost Experience
KakaoBank's Frontend Clan ran its first large-scale hiring drive by unifying the standards for resumes, take-home assignments, and interviews.
The Foundation of the Fund System: Introducing the Spring Boot Starter Library 'barcelona'
KakaoBank has released an in-house Spring Boot Starter called 'barcelona' that bundles common functions for the fund system.
There's No One-Size-Fits-All Tool, Only the Right Choice: Building Notification 2.0 with Spring Statemachine
Why KakaoBank moved from a hand-built notification state management system to Spring Statemachine, and the lessons learned along the way.
Shift Up for the Next Level of Growth, KodeRunner 2025 - Part 2
We share the vivid scenes from KakaoBank's tech conference KodeRunner 2025 and reviews from employees.
Shift Up for the Next Level of Growth, KodeRunner 2025 - Part 1
This introduces an on-site sketch of KakaoBank's tech conference KodeRunner 2025 and the achievements of its DevRel planning.
WWDC25: Apple's Future Seen Through Liquid Glass and Foundation Models
At WWDC25, Apple unveiled the new Liquid Glass UI and the Foundation Models framework for on-device AI, signaling a technological shift.
A Record of Sponsoring DEF CON 33 CTF with Team Cold Fusion
KakaoBank practically supported the participation of Cold Fusion, a Korean white-hat coalition team, in DEF CON 33 CTF, fulfilling a DevRel role.