While SQLite is widely used for testing due to its simplicity and lightweight nature, it presents several challenges for developers working with Postgres, primarily due to differences in SQL dialects, data type handling, and database architecture. SQLite's forgiving nature with data types and its in-memory operations can lead to false confidence when transitioning to the strict type constraints and client-server model of Postgres, which can result in unexpected issues in production. Postgres offers advanced features such as rich JSON support, native array types, and sophisticated concurrency control, which SQLite lacks. To address the limitations of using SQLite for testing Postgres-based applications, Neon provides a cloud-native, serverless Postgres solution that combines the simplicity of SQLite with the robustness of Postgres, allowing developers to spin up ephemeral Postgres databases quickly and conduct tests with the same engine used in production. Neon's architecture supports isolated branching for parallel test suites, real Postgres features, and effortless integration with CI/CD pipelines, ensuring that developers can achieve fast feedback loops without compromising on production fidelity.