Darryn Campbell

Developer Relations Engineer, PubNub

Add Real-Time Features to Your Customer Care Chat
ChatJul 10, 2025

Add Real-Time Features to Your Customer Care Chat

Upgrade your customer support chat with real-time messaging, AI moderation, and chatbot automation—built for scale with cross-platform SDKs
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Darryn Campbell
Add Customer and Agent Presence to your Call Center Solution
ChatJul 9, 2025

Add Customer and Agent Presence to your Call Center Solution

Add Customer and Agent Presence to your Call Center Solution using PubNub Presence and App Context
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Darryn Campbell
Build a Chat app in Go using PubNub
ChatJun 12, 2025

Build a Chat app in Go using PubNub

Build a Chat app in Go using PubNub with real-time messaging and presence
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Darryn Campbell
Manage PubNub Guest Users
May 27, 2025

Manage PubNub Guest Users

PubNub requires a user ID to work with our SDKs, but how can you create and manage guest users who do not have a permanent ID?
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Darryn Campbell
Key Management for PubNub Message Encryption
Real-TimeMay 23, 2025

Key Management for PubNub Message Encryption

How to distribute and manage symmetric keys for use with PubNub message encryption
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Darryn Campbell
Track Doctor and Patient Presence for Efficient Online Consultations
Digital HealthMar 14, 2025

Track Doctor and Patient Presence for Efficient Online Consultations

Being able to track doctors' and patients' online presence in real-time can improve everyone's overall experience.
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Darryn Campbell
Deliver Personalized Content to Your Stream Audience
Live StreamingFeb 16, 2025

Deliver Personalized Content to Your Stream Audience

See how PubNub can deliver tailored promotions and notifications to your stream viewers in real-time, based on user preferences and what is happening on the stream
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Darryn Campbell
Two More Reasons why PubNub Functions are Awesome
PubNub PortalJan 13, 2025

Two More Reasons why PubNub Functions are Awesome

Two More Reasons why PubNub Functions are Awesome: Translation and Location Context
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Darryn Campbell
Two Reasons Why PubNub Functions are Awesome
PubNub PortalJan 13, 2025

Two Reasons Why PubNub Functions are Awesome

Two reasons why PubNub Functions are awesome: chat moderation and sentiment analysis
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Darryn Campbell