Design, deploy, administer, and optimize large-scale, highly available Big Data platforms (Kafka, Hadoop/MapR, Aerospike). Perform capacity planning, performance tuning, monitoring, automation, production troubleshooting, and participate in on-call rotations while collaborating with SRE, Infrastructure, Database, and Engineering teams.

Design and implement scalable, low-latency Java ad-server systems; modernize legacy Java/Tomcat services; build features, observability, and cloud infrastructure (AWS/EKS/ECS); optimize caching and data stores; mentor engineers and lead technical initiatives in high-throughput ad-serving and RTB domains.