Ivan Zaitsev
Software Architect at IT SmartFlex
Kyiv, Ukraine
Summary
👤
Senior🎓
Top SchoolIvan Zaitsev is a Software Architect based in Kyiv with a decade of hands-on experience building and operating scalable, cloud-native systems. He combines deep expertise in Java and Go with broad DevOps and infrastructure skills—designing CI/CD pipelines, Kubernetes-based deployments, and secure cloud architectures across Azure and AWS. As a former co-founder and long-time mentor, he pairs technical leadership and hiring experience with a strong focus on clean code, testing, and developer enablement. Ivan has implemented complex distributed system patterns (transaction management, state handling, orchestration) and applied service mesh and observability practices to ensure reliability at scale. He frequently leads technical interviews and code reviews, shaping team standards and onboarding processes. Beyond production systems, he has a track record of building on-prem and cloud platforms end-to-end, reflecting both entrepreneurial initiative and operational rigor.
10 years of coding experience
7 years of employment as a software developer
Master's degree Software Engineering, Master's degree Software Engineering at State University of Telecommunications
Ukrainian, English
Stackoverflow
155reputation
63kreached
5answers
0questions
Github Skills (200)
spring-data10
db210
spring-security10
telegram10
polling10
port-forwarding10
ruby-client10
maven10
database-management10
node-client10
continuous-testing10
continuous-delivery10
liquibase10
api10
jackson10
Programming languages (8)
Github contributions (5)
ivan909020/social-network-javaee
Feb 2020 - Nov 2022
Java MVC web application using Servlets
Contributions:7 PRs, 44 pushes, 4 branches in 2 years 9 months
java-eeweb-applicationmvc-web-applicationweb-mvcservlets
ivan-zaitsev/freelancehunt-sdk-java
May 2020 - Oct 2023
Java library for working with Freelancehunt
Contributions:6 releases, 11 PRs, 52 pushes in 3 years 5 months
api-clientjavasdkjava-library
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