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21 Groups and Companies Testers Should Follow on Linkedin

DZone

Getting in the Know on LinkedIn in 2020. Are you a tester on Linkedin? We all know the benefits of having a well-maintained Linkedin profile: recruiters reach out to you, you can show off skills and achievements, display personal recommendations, network, etc.

Network 246
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Why LinkedIn chose gRPC+Protobuf over REST+JSON: Q&A with Karthik Ramgopal and Min Chen

InfoQ

LinkedIn announced that it would be moving to gRPC with Protocol Buffers for the inter-service communication in its microservices platform, where previously an open-source Rest.li framework was used with JSON as a primary serialization format.

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LinkedIn's Open-Source "iris-message-processor" Achieves 86.6x Faster Escalation Management Speeds

InfoQ

LinkedIn developed a new open-source service called "iris-message-processor" to enhance the performance and reliability of its existing Iris escalation management system. iris-message-processor" significantly improves processing speeds, being ~4.6x faster under average loads and ~86.6x faster under high loads than its predecessor.

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LinkedIn Migrates Espresso to HTTP2 and Reduces Connections by 88% and Latency by 75%

InfoQ

LinkedIn was able to dramatically improve the scalability and performance of its Espresso database by migrating it from HTTP1.1 to HTTP2, resulting in a reduction in the number of connections, latency, and garbage collection times. To achieve these gains, the team had to optimize the Netty’s default HTTP2 stack to make it fit their needs.

Latency 98
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How LinkedIn Serves Over 4.8 Million Member Profiles per Second

InfoQ

LinkedIn introduced Couchbase as a centralized caching tier for scaling member profile reads to handle increasing traffic that has outgrown their existing database cluster. The new solution achieved over 99% hit rate, helped reduce tail latencies by more than 60% and costs by 10% annually. By Rafal Gancarz

Cache 82
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Real-Time Presence Platform System Design

DZone

The presence status is popular on real-time messaging applications and social networking platforms such as LinkedIn, Facebook, and Slack [2]. In layman’s terms, the presence status shows whether a particular client is currently online or offline.

Design 225
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Tech Transforms podcast: Favorite episodes of the So What? Federal News Roundup from 2022

Dynatrace

Taking A Closer Look with Nicolas Chaillan Follow Tech Transforms If you haven’t already, sign up for our monthly newsletter on LinkedIn where we recap each month’s episodes. Listen and subscribe on our website , or your favorite podcast platform, and leave us a review !