Requests
0
Keep in touch with meI'm using Intch to connect with new people. Use this link to open chat with me via Intch app
Work Background
MyselfAvailable
Feb. 2025
DVTSenior Programmer
Jun. 2021 - Feb. 2025Gauteng, South AfricaOracle SQL and PL/SQL programmer at DVT, doing back-end PL/SQL programming for Utilita in the UK. Implemented UTPLSQL Unit Testing framework for them, and work with Atlassian products in a Scrum-based environment.
Studied Databricks Data Engineering, and establish in-house CoE. Part of a Databricks migration project at client.
Leveraged Python/Pyspark and Databricks SQL in coding
Radixtrie (Pty) LtdOracle Technical Consultant
Aug. 2019 - Apr. 2021Gauteng, South AfricaMigration of Weblogic, Oracle Access Manager (on Microsoft ActiveDirectory), APEX and OBIEE to latest versions on Microsoft Windows.
General Support, mentoring and documentation
Discovery LimitedSystems Analyst
Jan. 2018 - Jun. 2019SandtonSQL and PL/SQL programming, performance tuning, security and related work on Oracle 12c
IndependentOracle Specialist
Mar. 2015 - Dec. 2017CenturionOn contract to Oracle Consulting at the National Lotteries Commission in Hatfield, Pretoria.
BI Publisher 11, SQL & PL/SQL design and development on Fusion Applications 9.2 on premise and RDBMS 11
Legacy system maintenance on Oracle Forms 10.1.2 with WebUtil, Oracle Reports, SQL, PL/SQL, RDBMS. Maintenance work includes Forms, Reports and RDBMS package modification and data fixes on the back end database underlying tables.
on sabbaticalOracle Specialist
Oct. 2014 - Feb. 2015Centurion, GautengTaking a sabbatical and catching up on technology and life.
Passed OCP RDBMS 12c upgrade exam.
OraclePrincipal Support engineer
Jun. 1993 - Oct. 2014o Principal Support Engineer, supporting customers on SQL, PL/SQL, Forms, SQL*Plus and Apex. Previously also supported RDBMS, Reports, Discoverer, Precompilers.
o Advanced Resolution Engineer, assisting/coaching other engineers on technical problems, doing proactive and reactive Service Request reviews, taking over and managing many escalations.
o Member of Global Technical Lead 3 person global team for Forms Support
o Instrumentation Lead globally for Forms, handling instrumentation topics such as Remote Diagnostic Assistance (RDA) and HealthChecks, and driving adoption internally.
o Knowledge Management Lead for Forms globally, driving quality of engineer-created technical notes that are made visible to customers.
o Good working relationship with Forms Product Management
o Developed part of WebUtil for Forms, and received an Oracle Innovation Award with the other 2 team members.
o Rotated into the Forms Sustaining Engineering team to assist with resolving product defects in the source code..
o Presented twice at SA Oracle User Group and once at the European Oracle User Group
o Presented some Forms “Tech Talk” sessions over the internet to customers.
Paradigm Systems TechnologyProgrammer
Mar. 1987 - May. 1993o Worked on Mainpack, a Maintenance management system written specifically for the Air Force
o Wrote system components in C, e.g. a Resource Balancing Module for the Project Management component, a Network graphical representation of tasks, etc.
o Helped implement standard C coding practices and a code review and testing methodology.
o Coded in Pascal, and ported code to Pascal on other operating systems.
Intch is a Professional Networking App for the Future of WorkSee more people like Roelof on Intch
300k+ people
130+ countries
AI matching
Get Intch if you'd like to
453430 people
24
Project Manager
17
Backend Developer (7 yrs Python & 2 yrs OpenAI API)
19
Website & App Developer Expert
48215 people
19
Website & App Developer Expert
18
Junior Software Developer @ Channel Mobile
21
Senior BI DEVELOPER/DATABASE ADMINISTRATOR @ Private Consultant