APACHE SPARK & DATA ENGINEERING · DAY 055
Spark on Kubernetes: a practical Spark & Data Eng guide
Expona Admin · Oct 27, 2026 · 7 min read
Tag · 772 articles · 1 interview series
#Performance
Practical Performance articles, guides and code examples from the Expona engineering blog.
Articles
772 articles
APACHE SPARK & DATA ENGINEERING · DAY 061
Cost optimization for Spark: what developers should know
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 062
The small files problem: real-world lessons and examples
Expona Admin · Oct 27, 2026 · 8 min read
APACHE SPARK & DATA ENGINEERING · DAY 066
DuckDB for data engineers: practical tips and trade-offs
Expona Admin · Oct 27, 2026 · 6 min read
APACHE SPARK & DATA ENGINEERING · DAY 080
Data engineering roadmap for Spark & Data Eng developers
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 082
Spark configuration essentials: best practices explained
Expona Admin · Oct 27, 2026 · 6 min read
APACHE SPARK & DATA ENGINEERING · DAY 083
Dynamic allocation: a practical Spark & Data Eng guide
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 085
Z-ordering and data skipping: what developers should know
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 086
Spark SQL performance tips: patterns, pitfalls and fixes
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 092
Spark DataFrame caching pitfalls: lessons from production
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 100
100 days of Apache Spark and data engineering: the recap
Expona Admin · Oct 27, 2026 · 7 min read
RUBY ON RAILS · DAY 001
Why Ruby on Rails in 2026: practical tips and trade-offs
Expona Admin · Oct 27, 2026 · 7 min read
RUBY ON RAILS · DAY 007
Rails controllers: Ruby on Rails lessons from production
Expona Admin · Oct 27, 2026 · 7 min read
RUBY ON RAILS · DAY 013
Fixing N+1 queries in Rails for Ruby on Rails developers
Expona Admin · Oct 27, 2026 · 6 min read
RUBY ON RAILS · DAY 018
Hotwire explained: Ruby on Rails lessons from production
Expona Admin · Oct 27, 2026 · 8 min read
RUBY ON RAILS · DAY 022
Hotwire vs React: Ruby on Rails best practices explained
Expona Admin · Oct 27, 2026 · 8 min read
RUBY ON RAILS · DAY 027
Pagination in Rails: a Ruby on Rails guide for developers
Expona Admin · Oct 27, 2026 · 6 min read
RUBY ON RAILS · DAY 029
Rails 8 Solid Queue, Cache and Cable explained explained
Expona Admin · Oct 27, 2026 · 6 min read
RUBY ON RAILS · DAY 030
Sidekiq for high-volume jobs for Ruby on Rails developers
Expona Admin · Oct 27, 2026 · 7 min read
RUBY ON RAILS · DAY 035
Caching in Rails: Ruby on Rails best practices explained
Expona Admin · Oct 27, 2026 · 7 min read