Journal article
Reliability of Financial Applications: Causes of Failures, Consequences, and Modern Methods for Improving Resilience
Original title: Надежность финансовых приложений: причины сбоев, последствия и современные методы повышения устойчивости
Sychev, Y. A., & Kim, T. A. (2025). Reliability of Financial Applications: Causes of Failures, Consequences, and Modern Methods for Improving Resilience. ХТУ жаршысы, No. 1(60), p. 68. https://doi.org/10.5281/zenodo.17541495
Authors
Yegor A. Sychev
Senior Software Engineer, JSC Kaspi Bank
T. A. Kim
Candidate of Economic Sciences, Lecturer, Department of Finance and Accounting, International Taraz University named after Sh. Murtaza
Abstract
The article examines the primary aspects of application reliability in the financial sector, covering key concepts such as malfunction, failure, and single point of failure. It emphasizes that even brief service disruptions can lead to serious financial, reputational, and operational losses. Knight Capital, TSB Bank, and Citibank serve as notable examples, having incurred multimillion-dollar damages due to software errors. The article proposes microservice architecture, comprehensive testing, monitoring, and alert systems as effective methods to enhance fault tolerance, highlighting the importance of Chaos Engineering. Additionally, it reviews essential metrics (SLA, MTBF, MTTR, MTTD) that facilitate quantitative assessment of system stability.
Keywords
reliability; financial applications; fault tolerance; microservices; SLA; testing; monitoring and alerts; Chaos Engineering; reputational risk; banking sector
Links
Recommended Citation
Sychev, Y. A., & Kim, T. A. (2025). Reliability of Financial Applications: Causes of Failures, Consequences, and Modern Methods for Improving Resilience. ХТУ жаршысы, No. 1(60), p. 68. https://doi.org/10.5281/zenodo.17541495