Completed Iceberg table migration with zero downtime using dual-write pattern.
Technologies: 
Python 
Iceberg 
Airflow
Python Iceberg Airflow Data Engineer
Hi, I'm Alex. I'm a data engineer with 10+ years of experience building scalable data pipelines and real-time analytics solutions. I specialize in modern data technologies and cloud-native solutions. I'm currently available for new projects and consulting opportunities. Typical response time is within 24 hours.
Optimized Flink job performance, reduced processing latency by 40%.
Technologies: Flink 
Kafka
Flink Kafka Optimized Flink job by tuning watermark lag and operator parallelism; latency dropped to 800ms P95.
Technologies: Flink Kafka
Flink Kafka Deployed Redis-backed real-time leaderboard using Flink sliding window aggregates.
Technologies: 
Redis Flink
Redis Flink Implemented backward-compatible schema evolution for click events.
Technologies: 
Schema Iceberg
Schema Iceberg