Aleksandar Scepanovic
Senior Lead Engineer at Greatscale Ventures
Serbia
Summary
👤
Senior🎓
Top SchoolAleksandar Scepanovic is a Senior Lead Engineer with over a decade of experience designing and optimizing high-performance backend systems, notably architectures handling 70k–90k+ requests per second and gaming portals with 18M+ users. He specializes in performance tuning, system refactoring and transaction-heavy platforms across gaming, payments and adult verticals, frequently replacing legacy PHP stacks with Go microservices to preserve traffic while improving throughput. Aleksandar blends hands-on engineering (Go, Elixir, PHP, Java, Redis, MySQL/Percona, ZeroMQ) with technical leadership—leading teams, assessing talent and shaping solution strategy as a CTO and senior architect. He has delivered production systems integrated with major brands (PayPal, Nike, Porsche, Viacom, Jagex) and built white-label B2B microservices used by large industry players. Comfortable in startups and consultancy, he focuses on pragmatic, cost-effective designs that balance scalability and developer velocity. Based in Serbia, he brings a rare combination of deep system-level optimization experience and practical migration expertise that minimizes user impact during major platform rewrites.
11 years of coding experience
16 years of employment as a software developer
Computer Science, Computer Science at Računarski fakultet
English, Russian, Serbian
Github Skills (50)
php8
laravel8
api6
instagram6
kohana5
amazon5
nodejs5
scoped5
facebook5
columns5
french5
duckduckgo4
socket4
mysql4
reaction4
Programming languages (7)
Github contributions (5)
ascepanovic/GoQuiz-UI
Aug 2015 - Sep 2022
Contributions:4 pushes, 1 branch in 7 years 2 months
ascepanovic/itn.me
May 2019 - Aug 2024
Frontend of itn.me
Contributions:18 pushes, 1 branch, 1 issue in 5 years 3 months
reactfrontend
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