#backend

Articles tagged with #backend

Redis vs. Memcached: 300 Million Keys in 5 GB, Billions of Requests a Second
Redis vs. Memcached: 300 Million Keys in 5 GB, Billions of Requests a Second Instagram once needed to keep a mapping of about 300 million photos back to the users who posted them. The obvious approach
Oct 14, 202614 min read
Python vs. Go for Backend Services: 65% Lower Cloud Costs, One Rewrite
Python vs. Go for Backend Services: 65% Lower Cloud Costs, One Rewrite In late 2023, an engineering team at Vodafone rewrote a suite of Python AWS Lambda microservices in Go. They didn't touch the bus
Oct 5, 202611 min read
JSON vs. Protocol Buffers vs. Avro: 60% Less Latency, 80% Smaller Payloads, One Serialization Decision
JSON vs. Protocol Buffers vs. Avro: 60% Less Latency, 80% Smaller Payloads, One Serialization Decision LinkedIn's engineering team moved their internal microservice traffic off JSON and onto Protocol
Oct 1, 202614 min read
JWT vs. Sessions: Which Authentication Should You Use?
JWT vs. Sessions: Which Authentication Should You Use? Every backend project eventually needs to answer: how do we know this request is really from a logged-in user? Two answers dominate real-world sy
Sep 30, 202610 min read1
TCP vs. UDP: Why Protocol Choice Actually Matters
TCP vs. UDP: Why Protocol Choice Actually Matters Almost everything you build sits on top of one of two transport protocols, TCP or UDP, and most tutorials never explain why one was chosen over the ot
Sep 30, 202610 min read
REST vs. gRPC vs. GraphQL: Which API Style Should You Learn?
REST vs. gRPC vs. GraphQL: Which API Style Should You Learn? Every backend and full-stack learner eventually hits the same question: should this API be REST, gRPC, or GraphQL? Job listings mention all
Sep 29, 202610 min read7