Andrei Valitov
Senior Java Developer Contract at freelance
Novosibirsk, Novosibirsk Oblast, Germany
Summary
👤
Senior🎓
Top SchoolAndrei Valitov is a Senior Java Engineer with eight years of experience building and optimizing microservice architectures for large-scale Russian enterprises. He combines deep Java Core and Spring expertise with hands-on skills in performance tuning (heap dump analysis, SQL optimization), distributed systems (RabbitMQ, Kafka, Kubernetes), and production observability (Grafana, ELK). A former Yandex School of Data Analysis alumnus and NSU computer science student, he brings algorithmic problem-solving instincts honed in competitive programming to pragmatic system design. Andrei has migrated legacy stacks to modern platforms, led teams in the absence of formal leads, and implemented secure, Keycloak-based authentication across services. Colleagues know him for turning complex business requirements into testable, maintainable solutions and for mentoring juniors while balancing incident response and architectural improvements.
8 years of coding experience
2 years of employment as a software developer
Bachelor's degree, Information Technology, 4.8, Bachelor's degree, Information Technology, 4.8 at Novosibirsk State University (NSU)4.3, 4.3 at Yandex School of Data Analysis
English, Russian, German
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (1)
java1
Github contributions (5)
Andrvat/labs-NSU
Oct 2019 - May 2020
Contributions:31 commits, 24 pushes in 6 months
Andrvat/SOCKS5_ServerProxy
Dec 2021 - Jan 2024
Contributions:6 pushes in 2 years
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