Sylvain Daclin is a seasoned Java developer with over 13 years of professional experience and a 25+ year background in building high-throughput, low-latency systems. Based in Lyon, he has designed and implemented resilient backend architectures and analytics engines—working on bi-temporal databases, streaming pipelines and large-scale SaaS analytics that scaled to dozens of nodes. His recent work at DataDome and previous role as Java Architect at Axway reflect deep expertise with Netty, Vert.x, Kafka, Flink, Elasticsearch, Docker and AWS. He also brings consulting and technical leadership experience from engagements with major French enterprises (Orange, EDF, SNCF), spanning pre-sales to delivery. Comfortable tackling big-volume, resiliency and performance challenges, Sylvain combines pragmatic system design with hands-on coding. An early web-era developer who evolved from PHP/ASP to modern distributed systems, he retains a strong operational mindset alongside architectural vision.
13 years of coding experience
22 years of employment as a software developer
DEST Informatique, IT, DEST Informatique, IT at Conservatoire National des Arts et Métiers / CNAM
DUT, Informatique, DUT, Informatique at Université Claude Bernard (Lyon I)
BAC, Scientifique Opt Physique Chimie, BAC, Scientifique Opt Physique Chimie at Lycée Jean Michel
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