Valentyn Danylchuk
Lead Developer @Traffics Gmbh
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WORK HISTORY
Lead Developer @Traffics Gmbh
Leading a team developing scalable backend services for the tourism industry using Scala, Docker, and Linux.Spearheaded the enhancement of a critical backend data processing engine involving complex constraint satisfaction rules and CPU-intensive evaluations. Achieved over a 10x performance improvement through deep profiling, algorithmic optimization, and targeted CPU/memory tuning.Designed and implemented new lightweight XML-based rules processing/verification and travel recommendation web services.Collaborated with cross-functional teams and mentored junior developers on performance analysis and software design.
EDUCATION
Žitomirs'kij Inženerno-tehnologicnij Institut
Specialist, Software Engineering
Zhitomir Technical Lyceum
High School, Physics & Mathematics
SKILLS
ABOUT VALENTYN DANYLCHUK
Accomplished Lead Software Engineer with 20+ years specializing in high-performance backend systems and algorithm optimization. My passion is tackling complex computational challenges, such as constraint satisfaction and large-scale data processing.Deep expertise in C++, Scala, Java, and Python. Proven ability to significantly enhance system performance – for example, achieving over 10x improvement in a production system through rigorous profiling, algorithmic redesign, and code optimization.Eagerly exploring new technologies such as Rust and looking to leverage its capabilities alongside my coding and performance engineering background to build robust, efficient solutions for demanding problems.
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