APACHE SPARK & DATA ENGINEERING · DAY 026
ETL pipeline design: a practical Spark & Data Eng guide
Expona Admin · Oct 27, 2026 · 7 min read
Tag · 394 articles · 1 interview series
#Architecture
Practical Architecture articles, guides and code examples from the Expona engineering blog.
Articles
394 articles
APACHE SPARK & DATA ENGINEERING · DAY 028
Medallion architecture: a practical guide for developers
Expona Admin · Oct 27, 2026 · 8 min read
APACHE SPARK & DATA ENGINEERING · DAY 033
Incremental processing: a practical guide for developers
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 042
Handling nulls in Spark: real-world lessons and examples
Expona Admin · Oct 27, 2026 · 8 min read
APACHE SPARK & DATA ENGINEERING · DAY 067
Spark Connect: Spark & Data Eng best practices explained
Expona Admin · Oct 27, 2026 · 7 min read
APACHE SPARK & DATA ENGINEERING · DAY 071
Building a clickstream pipeline: lessons from production
Expona Admin · Oct 27, 2026 · 8 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 043
Concerns in Rails: Ruby on Rails lessons from production
Expona Admin · Oct 27, 2026 · 7 min read
RUBY ON RAILS · DAY 056
Import maps in Rails: a Ruby on Rails guide for developers
Expona Admin · Oct 27, 2026 · 6 min read
RUBY ON RAILS · DAY 068
Rails engines: concepts, trade-offs and production lessons
Expona Admin · Oct 27, 2026 · 7 min read
RUBY ON RAILS · DAY 069
Modular monoliths in Rails: patterns, pitfalls and fixes
Expona Admin · Oct 27, 2026 · 6 min read
RUBY ON RAILS · DAY 083
Ruby interview questions: a hands-on guide for engineers
Expona Admin · Oct 27, 2026 · 7 min read
RUBY ON RAILS · DAY 096
Rails Current.user patterns for Ruby on Rails developers
Expona Admin · Oct 27, 2026 · 6 min read
RUBY ON RAILS · DAY 097
Mailer testing and previews for Ruby on Rails developers
Expona Admin · Oct 27, 2026 · 7 min read