Ali Nejad is a Senior Software Engineer based in Berlin with over 12 years of hands-on experience building high-scale Java backend systems and leading cross-functional teams. He has driven major migrations from legacy stacks to modern Java 17+, Spring Boot 3, Kubernetes and microservices, and has launched production systems serving millions of users including a bank wallet and a cryptocurrency exchange that reached 20,000 active users in three months. Proven in both backend and mobile domains, he has reduced crash rates dramatically and cut CI/CD build and deployment times by 60% through automation. An active open-source contributor and top 5% StackOverflow member (8 gold badges, ~8.9k rep), he pairs strong engineering craft with public technical writing. Now at Unzer, he’s focused on collaborative teams that turn complex requirements into reliable, user-facing solutions. He brings a rare mix of large-scale system design, operational delivery, and developer coaching rooted in a CS degree from Amirkabir University of Technology.
Contributions:16 commits, 3 PRs, 8 pushes in 2 years 6 months
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