Kostiantyn Illienko – Medium

Kostiantyn Illienko

Kostiantyn Illienko
in
Dev Genius

Dependency-Track: First Steps into SBOM Analysis and Vulnerability Management

In today’s complex software landscape, understanding and managing software dependencies is critical to ensuring the security and…

Oct 13

Dependency-Track: First Steps into SBOM Analysis and Vulnerability Management

Oct 13

Kostiantyn Illienko
in
Dev Genius

Messaging-driven microservices architecture with RabbitMQ and Go

This article will explore the architecture and implementation of a microservices-based order management system using Go and RabbitMQ…

Aug 24

Messaging-driven microservices architecture with RabbitMQ and Go

Aug 24

Kostiantyn Illienko
in
Dev Genius

Temporal and Go: Implement onboarding flow in banking applications

This article explains how a powerful combination of Temporal’s workflow orchestration and Go SDK can help us build onboarding/card opening…

Jul 3

Temporal and Go: Implement onboarding flow in banking applications

Jul 3

Kostiantyn Illienko
in
Dev Genius

GoFr. Features and potential improvements review: configuration, HTTP Server/Client, Redis…

After I decided to learn Go and use it in practice, as a developer with a Java / Kotlin background mostly using Spring ecosystem, I…

Apr 27

GoFr. Features and potential improvements review: configuration, HTTP Server/Client, Redis…

Apr 27

Kostiantyn Illienko
in
Dev Genius

REST API for transaction analytics in banking applications using Go

Imagine you are building an online banking system and after a successful PoC you have to implement analytics for your clients. It may be…

Apr 20

REST API for transaction analytics in banking applications using Go

Apr 20

Kostiantyn Illienko
in
Dev Genius

Spring Boot microservice testing: unit, integration, functional

In this tutorial, we will write all types of tests for the order processing service. The example is simplified for demonstrating purposes…

Apr 7

Spring Boot microservice testing: unit, integration, functional

Apr 7

Kostiantyn Illienko
in
Dev Genius

Generate PDF from HTML templates using Go

In this recipe, we will build a simple Go application with API to generate PDF files. This might be a common task for systems you may have…

Mar 19

Generate PDF from HTML templates using Go

Mar 19

Kostiantyn Illienko
in
Dev Genius

Golang: Building microservice for generating XLSX (Excel) reports

Imagine you are building a system with microservices architecture and according to functional requirements you have to build services that…

Mar 15

Golang: Building microservice for generating XLSX (Excel) reports

Mar 15

Kostiantyn Illienko
in
Dev Genius

Distributed caching and locking using Redis in Spring Boot service

How to reduce the number of requests to an external system from 1000 to 1? Sounds like clickbait, right?

Feb 20

Distributed caching and locking using Redis in Spring Boot service

Feb 20

Kostiantyn Illienko
in
Dev Genius

Docs as code (diagrams) in microservices using Mermaid

In this story, I am going to provide my vision of the “Docs as code” approach, when your team builds software with many components…

Feb 13

Docs as code (diagrams) in microservices using Mermaid

Feb 13

Kostiantyn Illienko

Kostiantyn Illienko

Software engineer from Kharkiv 🇺🇦 GitHub: https://github.com/illenko LinkedIn: https://www.linkedin.com/in/killenko/

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