Maysa Qarqaz

• Designed and deployed end-to-end machine learning pipelines, integrating data
preprocessing, training, and deployment with classical ML and large language models
(including recommendation systems, anomaly detection systems, fine-tuning LLM
models to play card games)
• Developed and optimized scalable ETL pipelines using Apache Airflow to process
datasets exceeding millions of rows daily.
• Migrated high-volume PostgreSQL tables to ClickHouse to enhance query performance
for analytics.
• Designed and maintained real-time dashboards in Grafana, enhancing team visibility into
critical metrics.
• Led A/B testing efforts to assess feature effectiveness and support data-driven decision
making.
• Collaborated with product teams to research and plan new features aligned with business
goals and user needs.Produced comprehensive reports and documentation, including data
analysis and visualization, to aid decision-making and knowledge sharing.
• Mentored and guided junior team members.

• Enhanced and maintained software systems to ensure optimal performance and reliability.
• Designed and developed new software features, expanding company product offerings.
• Conducted rigorous testing, ensuring high-quality deliverables met specifications.