Tatiana Fesenko
About Tatiana Fesenko
Tatiana Fesenko is a Lead Software Engineer with extensive experience in developing data-intensive applications and scalable cloud architectures. She has worked in various roles across multiple countries and holds a Professional Certificate in Innovation and Entrepreneurship from Harvard University.
Work at Klaviyo
Tatiana Fesenko has been working at Klaviyo as a Lead Software Engineer since 2024. In this role, she collaborates with cross-functional teams to develop innovative software solutions that meet business requirements. Her expertise in building data-intensive applications and scalable cloud architectures contributes to the company's mission of enhancing customer engagement through data-driven marketing.
Previous Experience in Software Engineering
Prior to her current position, Tatiana Fesenko held several significant roles in software engineering. She worked as a Senior Software Engineer at Crisp from 2018 to 2024, where she focused on developing robust software solutions. Before that, she served as a Lead Software Engineer at RepreZen from 2011 to 2018, contributing to software development projects. Additionally, she was a Senior Software Developer at Borland Software Corporation from 2007 to 2010 and a Research and Development Engineer at CEA List from 2010 to 2011.
Education and Expertise
Tatiana Fesenko holds a Master of Science degree in Mathematics and Computer Science from Saint Petersburg State University. She furthered her education at Harvard University, where she earned a Professional Certificate in Innovation and Entrepreneurship from 2019 to 2020. Her expertise includes microservices, object-oriented programming with Java and Kotlin, and building back-end services and APIs. She also possesses certifications in multiple cloud platforms, including Google Cloud Professional Cloud Architect and Microsoft Azure Data Fundamentals.
Contributions to Open Source Software
Tatiana Fesenko has made notable contributions to the Eclipse project as a committer. Her involvement in this open-source software development initiative reflects her commitment to enhancing collaborative software solutions and promoting community-driven technology advancements.
Global Perspective on Technology
Tatiana Fesenko has a diverse background in technology, having worked in corporate and start-up environments across four different countries. This global perspective informs her approach to software engineering and enables her to adapt to various technological landscapes and business needs.