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React is the new champ

Halfway through the year and there is now a new champion, as React becomes the most popular tech skill companies are hiriing for. This is the second victory for React, it also won last November. Python drops to second place after a long string of victories. JavaScript retained its usual third place finish.

Overall, June was a weak start to the summer hiring season, with postings down 15% from May and 5% from last June.

Programming Languages

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Compare C++, Scala, Clojure and Go

Server-side Frameworks

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JavaScript Frameworks

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SQL Databases

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NoSQL Databases

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Big Data

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Messaging

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DevOps Tools

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Virtualization and Container Tools

Compare Docker, Kubernetes, Mesos and Vagrant

Total Postings Trend

Rankings and movers

Tech Rank Last Month Change Last Year Change
React 1 2 +1 2 +1
Python 2 1 -1 1 -1
JavaScript 3 3 0 3 0
Full Stack 4 4 0 9 +5
AWS 5 5 0 4 -1
Postgresql 6 7 +1 13 +7
Machine Learning 7 6 -1 16 +9
Ruby 8 11 +3 14 +6
Rails 9 10 +1 5 -4
node.js 10 9 -1 6 -4
Java 11 8 -3 8 -3
DevOps 12 12 0 12 0
passionate 13 14 +1 7 -6
iOS 14 15 +1 10 -4
Docker 15 17 +2 17 +2
AngularJS 16 13 -3 15 -1
Android 17 16 -1 11 -6
api 18 18 0 25 +7
Open Source 19 26 +7 18 -1
Front End 20 22 +2 20 0
Tech Mentions Rank Last Year Mentions Last Year Rank Change
SQS 5 103 0 207 +104
Lambda 7 87 1 175 +88
Kinesis 7 90 1 174 +84
Sidekiq 6 93 1 165 +72
statistics 5 104 1 170 +66
Rust 7 86 2 143 +57
EC2 12 64 3 115 +51
S3 10 76 3 126 +50
Hive 6 91 2 140 +49
Express 11 71 3 118 +47
Tech Mentions Rank Last Year Mentions Last Year Rank Change
Pandas 1 158 6 88 -70
Laravel 1 149 7 86 -63
Objective-C 3 119 13 63 -56
Flux 3 121 8 80 -41
memcached 3 123 7 84 -39
App Engine 3 122 6 87 -35
Scrum 3 127 5 92 -35
Puppet 3 118 7 85 -33
CoffeeScript 4 108 9 77 -31
WebGL 5 107 8 78 -29