In the world of relational databases, data integrity is paramount. To guarantee reliable processing of transactions, databases adhere to the ACID principles. Each principle plays a crucial role: * Atomicity ensures transactions are all-or-nothing. * Consistency guarantees valid states before and after transactions. * Isolation prevents concurrent transactions from interfering with each other.…
AI and the fort of consciousness Scientific advances "explain away" what is otherwise magical and metaphysical. In this article we explore how scientific advances in general and AI advances in particular are reducing the set of attributes we regard as uniquely human. Stars were thought by some ancient…
Migration from DynamoDB to DocumentDB and Key Improvements In engineering, success is often measured by a system's speed, efficiency, and responsiveness. While these performance metrics are important, focusing solely on them can overlook other critical factors like sustainability and cost-effectiveness. This realization became clear during one of our…
The Evolution of Flink at Simpl Real-Time Processing at Simpl At Simpl, we offer a variety of innovative payment solutions, including options like "Pay in 3" and "Pay Later." To ensure a seamless customer experience, our platform operates with minimal latency, enabling real-time data processing. This…
A journey to make ML models faster, leaner and Scalable in production systems. In this article, we use Tensorflow Serving to reduce our deployment cost and at the same time improve performance astronomically.…
In the fast-paced world of fintech, communication is the lifeline between you and your customers. Whether it’s an SMS confirming a transaction, a WhatsApp notification reminding users to pay their bills, or a push notification for those sweet cashback offers, effective communication builds trust. But as we scaled, so…
(But you need to know Maths) In this article, I give a simple mathematical exposition of RNN (Recurrent Neural Network) and LSTM (Long Short Term Memory) models- if you are comfortable with matrix multiplication, you will understand RNN and LSTM from this article, even if you don't have…
This is the story of how our transaction systems evolved to handle the growing scale of our business.…