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Otavio Santana

@otaviojava

Award-winning Software Architect. Helping organizations make better technology decisions through strategy, architecture & open source leadership. Java Champion.
Leiria, Portugal otaviojava.com Joined December 2010
983 Following 9.7K Followers 18K Posts

Latest posts 5

Otavio Santana @otaviojava
🚀 Jakarta EE 12: Four Specifications, One Data Story!

☕ Persistence 4.0
📦 Data 1.1
🗄️ NoSQL 1.1
🔎 Query 1.0
Different data models. Shared patterns. Better Java! 💡
📊 Slides:
speakerdeck.com/otaviojava/jak…
#JakartaEE #Java
speakerdeck.com Jakarta EE 12: Four Specifications, One Data Story Modern Java applications rarely rely on a single data model. From relational databases to NoSQL systems, developers need consistent, expressive, and mai…
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Otavio Santana @otaviojava
Processing millions of records in a single request isn't scalable. ⚙️

📦 Chunk the workload
🔁 Add checkpoints & restartability
🧠 Separate business rules from execution
🍃 Use #MongoDB + Batch
Practical segmentation example
foojay.io/today/batch-pr…
@JakartaEE @MongoDB @foojayio
foojay.io Batch Processing with MongoDB and Jakarta EE: From Customer Segmentation to Scalable Workflows Build a Jakarta Batch job that reclassifies e-commerce customers into tiers on MongoDB, with a Jakarta Faces preview flow before execution.