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Chen Tian Universe
Chen Tian Universe
Nov 27, 2025 · Fundamentals

A Comprehensive Overview of Modern Bank Core Systems Architecture

This article provides a detailed walkthrough of bank core system architecture, covering its evolution, global overview, key modules such as customer information, account types, deposit and loan cores, payment and settlement, general ledger, card management, and batch processing, illustrated with diagrams and real‑world examples.

Account ManagementBatch ProcessingLedger
0 likes · 20 min read
A Comprehensive Overview of Modern Bank Core Systems Architecture
dbaplus Community
dbaplus Community
Nov 22, 2024 · Operations

How Modularizing Core Banking Systems Boosts Performance, Scalability, and Resilience

This article examines the performance, scalability, and reliability challenges of traditional bank core systems, explains why a unit‑based (modular) redesign is essential, outlines its architectural benefits, and discusses the technical, operational, and cost challenges banks face during such transformations.

cloud migrationcore bankingdistributed architecture
0 likes · 17 min read
How Modularizing Core Banking Systems Boosts Performance, Scalability, and Resilience
ITPUB
ITPUB
Jan 18, 2023 · Cloud Native

How China Postal Savings Bank Built a High‑Performance Cloud‑Native Core Banking System

China Postal Savings Bank’s three‑year, 3‑thousand‑person effort delivered a cloud‑native, distributed core banking platform that migrated 650 million customers with a 67,000 TPS peak, 65 ms transaction latency and dramatically improved processing times, showcasing the power of open‑source databases and micro‑service architecture.

core bankingdistributed architectureopenGauss
0 likes · 14 min read
How China Postal Savings Bank Built a High‑Performance Cloud‑Native Core Banking System
Java Backend Technology
Java Backend Technology
Mar 15, 2022 · Fundamentals

Why Banks Still Rely on IBM Mainframes: The IOE Architecture Explained

The article examines the entrenched IOE (IBM‑Oracle‑EMC) architecture in Chinese banks, detailing its centralized, proprietary setup, the challenges of migrating to distributed open‑source systems, and why domestic alternatives currently cannot fully replace IBM’s mainframe‑based core banking solutions.

IBMIOEIT infrastructure
0 likes · 11 min read
Why Banks Still Rely on IBM Mainframes: The IOE Architecture Explained
ITPUB
ITPUB
Oct 8, 2021 · Cloud Native

How China’s Postal Savings Bank Built a Distributed Core System with OpenGauss and Kunpeng

The article examines how Postal Savings Bank of China tackled legacy core banking limitations by designing a distributed, cloud‑native core system using openGauss, Kunpeng hardware, microservices, and DevOps, detailing the architecture, deployment process, performance gains, and industry implications.

Distributed SystemsKunpengcore banking
0 likes · 10 min read
How China’s Postal Savings Bank Built a Distributed Core System with OpenGauss and Kunpeng
DataFunTalk
DataFunTalk
Apr 21, 2021 · Databases

TiDB Practices and Solutions for Core Banking and Financial Industry

This article presents a comprehensive technical overview of TiDB, an open‑source distributed NewSQL database, detailing its architecture, migration strategies, and real‑world deployments across core banking, payment, wealth‑management, risk‑control, and insurance scenarios, while highlighting its HTAP capabilities and upcoming TiDB 5.0 enhancements.

Financial ServicesHTAPTiDB
0 likes · 20 min read
TiDB Practices and Solutions for Core Banking and Financial Industry
dbaplus Community
dbaplus Community
Jun 10, 2020 · Backend Development

Why Distributed Core Banking Systems Are the Future of Legacy Bank Architecture

This article examines the evolution of bank core systems from monolithic designs to distributed architectures, detailing the technical rationale, modular decomposition, sharding strategies, data routing, transaction processing, and performance considerations essential for modernizing banking IT infrastructure.

Distributed Systemscore bankingdata routing
0 likes · 44 min read
Why Distributed Core Banking Systems Are the Future of Legacy Bank Architecture
Architect
Architect
Nov 19, 2015 · Backend Development

Optimizing Traditional Commercial Bank Architecture in the Era of Internet Finance

The article analyzes how rapid changes such as big data, cloud computing, and distributed architectures challenge traditional core banking systems and proposes a multi‑step strategy—including mainframe transaction off‑loading, service‑oriented design, open platform development, and big‑data integration—to modernize and improve performance, cost efficiency, and scalability.

Distributed Systemsbanking architecturecloud computing
0 likes · 12 min read
Optimizing Traditional Commercial Bank Architecture in the Era of Internet Finance