Corneil du Plessis

@corneil
Software Engineer and Architect with skin in the game
Johannesburg
He/him

Problem Solver

Spring Boot

Kotlin

Java

Cloud Foundry

Neo4j

Software Architect

Performance Engineering

Speaker

State Machines

Design Thinker

Mentor

Software Engineering

Backend Developer

Award Winner

Coding

Coffee Lover

Track and Field

Groovy

Spock Framework

Graph databases

Sci-Fi Enthusiast

Asynchronous Communication at Work

Star Wars Geek

Code wrangler

Continuous Integration

Software Engineering Leader

kanban

Polyglot

Critical Thinking

>1k Twitter Followers

Left Handed

Married

Employee Wellbeing

Design Mentoring

Compose for Web

Glasses Wearer

Life Long Learner

Dad of 2

Polymath

Developer

Data Integration

Messaging

Trekkie

Developer Experience

Dog Owner

Ethics

Thinker

New Ideas

Continuous Deployment

System Architecture

Linux

Angular

Trainer

Dad

Graph QL

Open Source Contributor

Docker

Team Lead

CI/CD

TypeScript

Open Source Maintainer

Antiracist

Human Kind

Design Leadership

GitHub user

Self-Taught

Software Developer

Software Engineer

DevOps

Open Source

Kubernetes

GitHub Action

Staff Software Engineer at VMware Tanzu on Spring Cloud Data Flow Team.

Software Architect and Engineer with skin in the game focused on delivering systems that exceed the expectations of the user using well established agile principles.

I am passionate about developer experience and bring a stabilising influence on teams as a mentor and coach.

I organize the Jozi-JUG and speak regularly at industry conferences.

I have experience in Retail banking, Insurance, Treasury, Business Rules, messaging, integration, sports event management, medical and scientific instrumentation and embedded applications.

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I'm open to

open source contributions,

speaking at events,

making introductions,

and speaking on podcasts.

Contact Me

Resume

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Mar 2022 - Present

Staff Software Engineer, VMware

Aug 2006 - Feb 2022

Chief Software Architect, JumpCO

Feb 2003 - Jul 2006

Software Architect , Standard Bank of South Africa

Apr 1996 - Feb 2002

Senior Technical Architect , AFA Systems plc

Portfolio

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Sweet Streams (Are made of this)

I spent an incredible 15 years with kind and generous people.

I learned so much during my time at AFA Systems it was an incredible experience.

Designed and implemented an Offshore Internet banking system.

Open-source

Completed work on Spring Data RDF. I tried 2 different set of underlying libraries and settled on Mysema RDF support provided by org.openrdf

Released Spring-Data-RDF in anticipation of using it in a project. Unfortunately, the project didn't take off. However other people are using the project.

Launched https://open.jumpco.io in order to release open-source tools and libraries. The first was KFSM

Writing

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I created an example of using Kotlin Compose Multiplatform to show state management in the UI combined with KFSM but simulating a traffic intersection. https://github.com/open-jumpco/kfsm-mpp-compo...

Published an article Deploy a Spring Boot Application to Google App Engine

Published an article Deploy a Spring Boot Application to OpenShift

Puiblished an article Deploy a Spring Boot Application to AWS Beanstalk

Performance Improvement

Establish a Jenkins Continuous Integration environment and Gradle build for a project that was more than 10 years old. It had over 300 modules consisting of about 5 Java Web Apps, 40 Enterprise Jav...

Implemented changes to reduce pages to 40% of their previous size on Standard Bank Internet Banking. Homepage load and login times improved and dial-up customers from 30+ seconds to around 12 seconds.

Speaking

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Presented a lightning talk introducing Kotlin Compose. https://youtu.be/Vo3iIWJvu5k

https://j-sa.coI Code Java Africa started at 9:00 on the 12th of October 2021 and the last speaker ended just before 18:00. It was exhilarating to follow all the presentations and deal with handove...

I quit my job at Nedbank and started working on developing a training course Object-Oriented Programming in C++ I presented this course the first time in August 1992 and over the next 2 years until...

Presented a 4 hour workshop: Cloud Native Applications for Cloud Foundry using Spring Cloud. Slides on Slideshare