Data Platform Engineer @ Bumble Inc.

• How to disable fwd and inverted index on a BYTES metric column. #11659
• Upgrade inconsistency: Confusing behavior with noDictionaryConfig and fieldConfig for enabling compression on raw forward index. #11745
• Enable Compression on BYTES star tree index #11485
• Minion Batch ingestion scheduling bottleneck #11282
• Minion HLL Merge Rollup aggregation function #9971

• Add compression configuration for aggregationConfigs to StartreeIndexConfigs #11744
• Adding Dynamic Env configuration to Apache Pinot #12307
• MergeRollupTask config behaviour enhancement #17015

• Adding aggregationConfigs example to starTreeIndexConfigs #258
• Note on noDictionary compression for metrics columns in forward-index.md #244
• Hint to avoid having too many files in inputDirURI #178
• Dynamic Environment Configuration documentation #289

• Data Platform Engineer @ Bumble Inc. Apr 2022 - Present
  • Data Platform tools software development. (Python, Java, TypeScript, PHP)
  • Maintaining PB scale data infrastructure. (Hadoop, Spark, Snowflake)
  • Optimisation of Big Data pipelines. (Query profiling, Spark, Clickhouse, Pinot)
  • Apache Pinot OS contributor.
  • Upgraded backend engine for in-house data discovery tool using Apache Pinot with full ownership of Research and system design, GKE K8s provisioning, deployment and admin, Pinot deployment, Spark data generation, Schema generation, Validation, Performance/Cost tuning, UI redesign. Achieved a >10x speed improvement on page response times.
  • High availability production Airflow deployment on K8s, maintenance, and admin
  • Experience working with On-Prem and Cloud infrastructure.
  • Technologies used Apache Pinot, Clickhouse, Snowflake, k8s, Python, Java, Spark, Hadoop, Kafka, Airflow, Flink, Prometheus, TeamCity
• Data Engineer @ Housing Anywhere B.v. August 2020 - Mar 2022

• Politecnico di Milano - Computer Science Engineering MSc and BSc