Wizarch Engineering Journal
Insights, Architecture & Applied AI
Practical thoughts, tutorials, and deep-dives on distributed data platforms, real-time pipelines, and building intelligent software products.
Jan 20, 2025 · 7 min read
Mastering Recursive CTEs in SQL
How to traverse organizational hierarchies and graphs using Recursive Common Table Expressions with real-world examples.
Jan 5, 2025 · 8 min read
Designing Fault-Tolerant Data Pipelines
Lessons from building SLA-driven batch and real-time streaming architectures across finance and manufacturing.
Dec 18, 2024 · 9 min read
Optimizing Apache Spark & Delta Lake for High Throughput
Practical tuning patterns for compaction, Z-Ordering, broadcast joins, and data skew in large-scale data lakes.