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Фриланс
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Konstantin Olshevskii is listed as Middle Software Developer at Фриланс, based in Almaty, Kazakhstan. AeroLeads shows a matched LinkedIn profile for Konstantin Olshevskii.
Konstantin Olshevskii previously worked as Middle Software Developer at Ao Home Credit Bank Kazakhstan and Java Software Developer at Ao Home Credit Bank Kazakhstan.
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Фриланс
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About Konstantin Olshevskii
I am an experienced Java developer with a professional background in the banking industry. My journey began with a successful internship at EPAM, where I gained in-depth knowledge and practical experience in Java development, as well as familiarity with the Spring and Hibernate frameworks. Before I focused on development, I worked for 6 years in the medical field as an emergency medical technician. This experience provided me with valuable skills in quickly solving complex situations and collaborating effectively in a team.My work in the banking sector has allowed me to gain a deeper understanding of the requirements and standards of this industry. I am involved in the development and support of Java applications aimed at ensuring secure and efficient banking operations. My skills in integrating with banking systems and working with data enable me to make a meaningful contribution to projects.I remain committed to learning and development, always ready to acquire new technologies and methodologies. My analytical skills and communication abilities help me collaborate effectively with various project stakeholders. I strive to ensure that every project I work on delivers maximum value and meets high standards.I am enthusiastically seeking new opportunities for growth in the field of Java development. My goal is not only to continue growing as a professional but also to contribute to the development of cutting-edge software solutions.
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4 roles
Konstantin Olshevskii work experience
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Middle Software Developer
Java Software Developer
• Participated in the team development of a client notification service, leveraging Spring Boot and RabbitMQ for asynchronous message processing.• Independently developed microservices for obtaining credit risk information. The solution was based on Spring Cloud, OpenFeign, and Hibernate, with communication between services implemented via REST API and SOAP.• Designed and integrated microservices to optimize credit approval processes. Keycloak was configured for Single Sign-On (SSO), and PostgreSQL was used for data storage, resulting in increased system efficiency and reduced application processing time.• Refactored the codebase by applying Clean Code and SOLID principles, alongside modular testing using JUnit and Mockito.• Optimized service algorithms by reworking critical components with Java Stream API and parallel streams. Integrated Prometheus and Grafana for performance monitoring and metrics analysis, enabling the timely identification of bottlenecks. Additionally, used Spring Actuator to collect technical insights about application behavior.• Developed a client notification frontend system using Vue.js, providing a user-friendly interface and improving overall service interaction.• Implemented Single Sign-On (SSO) via Keycloak, configuring clients, roles, and access policies. This ensured centralized authorization management, enhanced security, and streamlined account handling.
Java Software Developer
Solving educational problems, developing educational projects using the Collections API, Stream API, IO Streams, NIO.2 API, Streams, Lambda expressions. Additionally, relational databases (PostgreSQL), Spring framework, and JUnit framework were utilized.
Mar 2023 - Aug 2023
FAQ
Frequently asked questions about Konstantin Olshevskii
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What company does Konstantin Olshevskii work for?
Konstantin Olshevskii works for Фриланс.
What is Konstantin Olshevskii's role at Фриланс?
Konstantin Olshevskii is listed as Middle Software Developer at Фриланс.
Where is Konstantin Olshevskii based?
Konstantin Olshevskii is based in Almaty, Kazakhstan while working with Фриланс.
What companies has Konstantin Olshevskii worked for?
Konstantin Olshevskii has worked for Фриланс, Ao Home Credit Bank Kazakhstan, and Epam Systems.
How can I contact Konstantin Olshevskii?
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