Tim Vernum
Technical Lead - Elasticsearch (Datastore Group)
Sydney, New South Wales, Australia
Summary
🤩
Rockstar🎓
Top SchoolTim Vernum is a seasoned technical lead with 19 years of experience, currently heading the Datastore group for Elasticsearch at Elastic in Sydney, responsible for a 30+ engineer team spanning distributed systems, ingest pipelines, JVM internals, security and deployment. He combines hands-on backend development—contributing to the high-profile open-source elastic/elasticsearch project—with leadership that drives reliable, secure data storage and search at scale. His recent technical work has focused on improving JWT realm authentication, delegated authorization fixes, richer error logging and robust integration tests, reflecting a pragmatic emphasis on security and observability. A Bachelor of Computer Science from the University of Wollongong, he pairs deep technical craftsmanship with people leadership to turn complex distributed challenges into production-ready solutions.
19 years of coding experience
B Comp Sci, B Comp Sci at University of Wollongong
Stackoverflow
6,479reputation
582kreached
165answers
1question
authentication
top-5%
logging
top-5%
java
top-5%
jetty
top-1%
Github Skills (24)
back-end-development10
testing10
authentication10
user-authentication10
java10
javas10
jwt10
jetty10
amazon-elasticsearch9
security9
servlet9
aws-elasticsearch9
elasticsearchquery9
elasticsearch-api9
logging9
Programming languages (7)
Github contributions (5)
elastic/elasticsearch
Nov 2016 - Dec 2022
Free and Open Source, Distributed, RESTful Search Engine
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1055 reviews, 856 commits, 1357 PRs in 6 years 1 month
Contributions summary:Tim's commits focus on enhancing the JWT realm within the Elasticsearch project. The contributions involve implementing fixes related to delegated authorization failures in the JWT realm and improving integration tests for the JWT realm, including the implementation of a rest-based test suite to test various scenarios and features of this module. The user also made changes to improve client authentication values in the JWT realm and implemented changes to incorporate a new feature and logging to make error logging more descriptive.
restfulsearch-engineopensearchelasticsearchjava
tvernum/x5
Apr 2022 - Dec 2022
Contributions:2 releases, 48 commits, 24 pushes in 8 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.