Jon Hall
Principal Software Engineer at DiffusionData
Huntingdonshire, England, United Kingdom
Summary
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SeniorJon Hall is a Principal Software Engineer with over two decades of hands-on experience and nine years in senior roles, currently leading architecture and delivery at DiffusionData while running his consultancy blendedlogic. He specializes in high-performance, low-latency Java systems, distributed caching and data grids (notably Oracle Coherence), and has a strong track record of Greenfield projects, mentoring teams and defining standards. Comfortable across the full lifecycle, Jon blends pragmatic engineering with operational awareness—designing scalable microservices, CI pipelines and test-first practices. His open-source work on littlegrid demonstrates a knack for practical developer tooling that simplifies testing of clustered systems. Known for clear client communication, he has delivered mission-critical solutions across finance, gaming and ad tech sectors.
9 years of coding experience
30 years of employment as a software developer
Github Skills (12)
oracle-coherence4
oracle3
clustering2
caching1
csharp1
hpc1
microservices1
polyglot1
scalability1
client-library1
dotnet1
in-memory1
Programming languages (2)
Github contributions (5)
littlegrid/littlegrid-coherence-testsupport
Jun 2020 - Nov 2020
littlegrid is a popular framework for helping Developers test their Oracle Coherence application-related code.
Contributions:1 review, 47 commits, 9 PRs in 4 months
oraclecoherenceoracle-coherence
halljon/offer-example
May 2018 - Jul 2020
An example project based around a 'Offer' demonstrating Spring Boot and exposing a REST API
Contributions:25 PRs, 81 pushes, 33 branches in 2 years 1 month
spring-bootapiofferspringrest
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