Vytis Valentinavičius
Chief Technology Officer at Upcoming Health
Vilnius, Vilnius County, Lithuania
Summary
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Senior🎓
Top SchoolVytis Valentinavičius is a seasoned technology leader and hands-on CTO with 17 years of experience building and operating large-scale e-commerce and cloud infrastructures from Vilnius. He combines deep systems and backend expertise across Java, Go, PHP and Typescript with proven infrastructure ownership on GCP/AWS, Terraform, Kubernetes and observability platforms. Vytis has led SRE and DevOps teams, architected migrations from legacy platforms, and designed service-bus and finance integrations that bridge engineering and business needs. Comfortable debugging “horror spaghetti” and fixing his own mistakes, he emphasizes practical, maintainable architectures and developer enablement. He brings a physics-trained analytical mindset to distributed systems and has repeatedly moved projects from experiment to production-grade reliability. Colleagues describe him as a teacher-leader who pairs code-first credibility with C-level strategic delivery.
17 years of coding experience
6 years of employment as a software developer
Bachelor of Science (BS), Physics, Bachelor of Science (BS), Physics at Vilniaus Universitetas
Lithuanian, Russian, English
Stackoverflow
637reputation
5kreached
1answer
6questions
Github Skills (200)
redistimeseries10
docker-run10
expressjs10
python10
redis-streams10
testing10
integrations10
consul10
automation10
node-redis10
ssh10
network-configuration10
hashicorp10
redis-client10
scale10
Programming languages (11)
Github contributions (5)
xytis/CANN
Apr 2009 - Feb 2013
Contributions:58 commits in 3 years 10 months
xytis/xrc
Aug 2018 - Mar 2025
Contributions:90 pushes, 4 branches in 6 years 8 months
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