Taras I is a Senior Java Software Engineer based in Warsaw with 12 years of experience building high-throughput, resilient backend systems for finance and travel domains. He has driven measurable performance gains—optimizing payment queries to cut execution time by 30% and designing Disruptor-based services to guarantee sub-20ms handling under GC pressure. Taras architects and implements reliable messaging and storage solutions (RabbitMQ, Apache Camel) that achieved near-zero data loss during failures and led migrations from legacy banking systems to microservices. He also builds shared libraries to reduce duplication, raises test coverage above 87%, and mentors new engineers to accelerate team productivity. Comfortable across Java/Spring Boot, Elasticsearch, Docker and database design, he blends deep systems thinking with hands-on delivery. A materials-science graduate who retrained in software engineering, he brings an analytical, performance-first mindset not obvious from job titles alone.
12 years of coding experience
4 years of employment as a software developer
Java Software Engineer, Java Software Engineer at Mate academy
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