Available to hire
I’m a Java programmer and architect with over 20 years’ experience in software development. I specialise in front-end and back-end engineering. With a comprehensive understanding of the Software Development Life Cycle (SDLC), I consistently deliver high-quality code through meticulous testing, documentation and continuous integration practices. Adept at leading cross-functional teams, I have played a key role in driving strategic growth and technical advancement, particularly in digital payments platforms. My experience spans Java, J2EE, Microservices, Spring, Kafka, ETL Process with Oracle, Sql Server, PostgreSql, Data Analytics, Python, machine learning algorithms and models, and a range of cutting-edge technologies. With a proven track record of leadership, technical proficiency and commitment to excellence, I am prepared to contribute effectively to dynamic and challenging projects.
Experience:
**Systems Engineering Consultant | Specializing in Corporate Systems Development ***
Tedros - May 2018 - Present
Wokingham, England, United Kingdom
**Java Consultant **
Integer Consulting
May 2017 - Apr 2018
Lisbon – Portugal
**Java Architect **
Squadra Digital
Dec 2016 - Apr 2017
Brasilia – Brazil
**Technical Lead **
CTIS
Aug 2014 - Nov 2016
Brasilia – Brazil
**Technical Lead **
Indra
Feb 2013 - Jul 2014
Goiania – Brazil
Java Architect
Intacto Software Engineering
Mar 2009 - Jan 2012
Brasilia – Brazil
**Java Architect **
Accenture
Oct 2007 - Feb 2009
Brasilia – Brazil
Skills
Experience Level
Microsoft SQL
Expert
VMware
Expert
SQL
Expert
Spring
Expert
PostgreSQL
Expert
PL SQL
Expert
Oracle
Expert
MySQL
Expert
AI Chatbot
Expert
JavaScript
Expert
Java
Expert
HTML5
Expert
ETL
Expert
Eclipse
Expert
CSS
Intermediate
Python
Intermediate
MongoDB
Intermediate
AI Data Labelling
Intermediate
AWS
Intermediate
Django
Intermediate
Language
English
Advanced
Portuguese
Fluent
Education
Analysis and systems development at UNEB
October 9, 2010Qualifications
Machine Learning Foundations
April 14, 2024Performance Certificate - CTIS
December 15, 2015We certify that developer Davis Gordon Dun has received 3rd place as the best java developer in the year 2015 in the contract of Professional Service in the Ministry of Health.
Industry Experience
Government, Non-Profit Organization, Financial Services, Software & Internet, Telecommunications
Hire a Back-End Developer
We have the best back-end developer experts on Twine. Hire a back-end developer in Woking today.