Kostiantyn Illienko

Questioner
DISC Type : c

Head of Engineering at Tranzzo

Ukraine

Overview

Kostiantyn Illienko serves as the Head of Engineering at Tranzzo, bringing over a decade of experience in building scalable and reliable systems with Java, Kotlin, and Go. Educated at the National Technical University "Kharkiv Polytechnic Institute, " he excels at leading high-performing teams and ensuring the delivery of high-quality results.

Outside of his primary role, Kostiantyn is a proactive contributor to the developer community, authoring detailed technical articles on topics ranging from microservices architecture to vulnerability management. He shares his expertise on platforms like Medium, demonstrating a passion for continuous learning and knowledge sharing within the tech industry.

He champions technological transparency by publicly sharing his teams tech stack and strategic shifts, as detailed in Tranzzos "Tech Radar" publication.

Personality Overview

Price-Sensitive

Systematic

Value Seeker

They generally do not appreciate an overfriendly approach and prefer to stay to-the-point.  They prefer to fully evaluate every situation. They are more likely than others to negotiate on pricing and terms.

Topics They Care About

Microservices Architecture
He writes in-depth articles about building microservices, covering topics like messaging with RabbitMQ, creating Spring Boot libraries, and implementing the Outbox pattern.
Software Security
He has authored guides on SBOM (Software Bill of Materials) analysis and using platforms like Dependency-Track for vulnerability management in complex software.
Engineering Leadership
In his role as Head of Engineering, he focuses on fostering innovation and building supportive, high-performing teams to deliver quality results.

Media Appearances

Kostiantyn has no verified media appearances

Work History

7-2025
Head of Engineering at Tranzzo
7-2024 - 7-2025
Tech Lead at Tranzzo
2-2024 - 6-2024
Senior Java Software Engineer at Tranzzo
10-2022 - 2-2024
Team Lead at Fenomenа
12-2021 - 9-2022
Senior Java/Kotlin Software Engineer at Fenomenа

Education

2017 - 2018
Master's degree from National Technical University "Kharkiv Polytechnic Institute"
2013 - 2017
Bachelor's degree from National Technical University "Kharkiv Polytechnic Institute"

More Information

Social Presence :

Prographics :

Exp : 10 Location : Ukraine Job Level : Mid-senior Designation : Head of Engineering at Tranzzo
URL has been copied!

Insights For Selling To Kostiantyn

During A Call Or A Meeting

DO's

  • Emphasize on objective proof of ROI, help them do a thorough evaluation
  • Emphasise more on facts and measurable benefits
  • Share as much information as possible regarding your product

DONT's

  • Don’t try to be too friendly or informal with them
  • Avoid rushing them, be polite and patient
  • Don’t depend too much on anecdotal evidence, it reduces their confidence

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Kostiantyn is

  • Confidence that the product provides ROI, effective pricing and process adherence matter the most to them.

  • Will you ever get a clear answer from Kostiantyn

  • It doesn’t come naturally to them but they can say no if they are not convinced.

Insights For Deal Planning

    How fast (or slow) will Kostiantyn move?

  • They can move at a reasonable pace while making their decisions if they have the necessary information.

  • Can Kostiantyn take some risk or not?

  • If they believe that they have analyzed the situation well, they can take a little risk.

You And Kostiantyn

Personality Compatibility


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