PostgreSQL

A powerful, open-source object-relational database system with a strong reputation for reliability, feature robustness, and performance.

PostgreSQL is a powerful object-relational database system with advanced features like JSON support, full-text search, and robust concurrency.

It offers exceptional reliability, data integrity, and extensibility with custom data types, functions, and index types for specialized use cases.

Experience:

Implemented PostgreSQL with Supabase in Opyn and BitLauncher for blockchain data storage and real-time subscriptions.

Designed ChainGraph's blockchain data model with PostgreSQL, optimizing for high-throughput event processing and complex queries.

Developed transaction data indexing systems with PostgreSQL in BitcashBank, processing millions in transaction volume.

Created efficient query patterns for EOS Costa Rica blockchain data using PostgreSQL's JSON capabilities and indexing strategies.

Built LegalAgent's document management system with PostgreSQL, implementing full-text search for legal document retrieval.

Tikr

Tikr is an online store with dynamic, real-time fluctuating prices, offering a unique shopping experience. It operates on the Ruby on Rails-based Spree backend framework. My role at Tikr encompassed full-stack development with a focus on frontend development and customization of the Spree backend framework.