Stephen Blum

CTO, PubNub

PubNub Pursues Rust to Deliver Best-in-Class APIs
Product UpdatesAug 9, 2023

PubNub Pursues Rust to Deliver Best-in-Class APIs

Serguei explains the unique benefits of using Rust, stating that it "essentially makes me a better programmer."
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Stephen Blum
Three challenges to be aware of with Kubernetes
NewsAug 7, 2023

Three challenges to be aware of with Kubernetes

First-time Kubernetes has challenges: High costs due to unoptimized deployments. Steep learning curve. Optimizing HPA autoscaling for stability.
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Stephen Blum
2x Performance Improved Moving Python 2 to Python 3
Product UpdatesJul 31, 2023

2x Performance Improved Moving Python 2 to Python 3

We are pleased to announce the results of the migration of the shared data pipeline service from Python 2 to Python 3.
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Stephen Blum
Scaling and Extending Channel Groups with Rust
Product UpdatesJul 20, 2023

Scaling and Extending Channel Groups with Rust

Migrating Python to Rust for scalability and adaptability. Our Channel Group infrastructure is one example of our engineering challenges.
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Stephen Blum
OpenAI GPT API Integration with Functions
Product UpdatesJul 12, 2023

OpenAI GPT API Integration with Functions

Developers seeking easy AI integration in their products will benefit from the globally distributed API feature introduced by PubNub. 
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Stephen Blum
Building a WebRTC Video and Voice Chat Application
BuildAug 15, 2022

Building a WebRTC Video and Voice Chat Application

Tutorial on how to build a WebRTC video and voice chat application, including dialing, signaling, and voice/video live stream.
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Stephen Blum
Amazon EC2: Reducing Costs + Getting Most at Scale
InsightsJul 5, 2019

Amazon EC2: Reducing Costs + Getting Most at Scale

By making minimal changes to system files, you can increase the number of users serviced concurrently on EC2. This allows for fewer EC2 servers
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Stephen Blum
An Introduction to Voice-controlled Apps in JS
BuildJul 2, 2018

An Introduction to Voice-controlled Apps in JS

Learn how to build your own voice-powered app and control devices remotely in JavaScript with the Spoken SDK and PubNub.
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Stephen Blum
Security for IoT: What It Is and Why It Matters
InsightsMay 8, 2018

Security for IoT: What It Is and Why It Matters

IoT security has been a predominant topic of discussion, both for IoT businesses and their end users for the last decade.
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Stephen Blum