See code run - Understand later - 4
Pipe, system call, kernel.
Duc Duy Bui
Mentor
(353 reviews)
US$27.00
For every 15 mins
583
Sessions/Jobs
ABOUT ME
Senior Software Developer / Freelancer
Senior Software Developer / Freelancer
Freelancer, Professional with over 13 years of experience specializing in developing solutions for finance and insurance companies. My strength is learning new technologies fast and I'm a technology enthusiast.
Eastern Time (US & Canada) (-04:00)
Joined May 2021
EXPERTISE
13 years experience | 2 endorsements
Code, implement, test, maintain and troubleshoot bank core system.
Code, implement, test, maintain and troubleshoot bank core system.
11 years experience | 50 endorsements
Maintaining/developing software (lead / schedule / call- center management) for insurance industry
Maintaining/developing software (lead / schedule / call- center management) for insurance industry
13 years experience | 32 endorsements
Overall design, details design the whole Python project as team leader in Python.
Overall design, details design the whole Python project as team leader in Python.
10 years experience | 110 endorsements
Freelancer in C/C++ in Linux, MacOS or Windows system.
Use vi editor, Visual studio .NET.
Freelancer in C/C++ in Linux, MacOS or Windows system.
Use vi editor, Visual studio .NET.
REVIEWS FROM CLIENTS
(353 reviews)
Jeremy Dennis
April 2024
Excellent tutor
Damian Brathwaite
April 2024
Duc Duy was quick to respond. Ask for the files before asking for a paid session, and only take the job after reviewing the files. He went above and beyond in 30 minutes, resolving all my issues.
Scott L Russell
April 2024
Thank you so much!
Yuliia
March 2024
Excellent!
Yuliia
March 2024
Great!
Yuliia
March 2024
Excellent!
Yuliia
March 2024
Very experienced!
Hamad Alameri
February 2024
Bui is a tutor who honors his word, I really appreciate him, as he know how to get work done and in the best way possible. He is very determined!
Hamad Alameri
February 2024
This tutor is actually good
Simranjit Kaur
February 2024
Very quick to respond and helped me debug my code. It means so much, thank you!!
SOCIAL PRESENCE
EMPLOYMENTS
Freelance
Upwork
2019-07-01-2021-05-01
Work to help other developers on investigating code, code review, fixing bug, develop and improve performance.
Good Communication
Work to help other developers on investigating code, code review, fixing bug, develop and improve performance.
Good Communication
PHP
Python
Java
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PHP
Python
Java
C#
C++
C
Debugging
Front-End
Web Development
Back-End
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Database Administrator/Developer
Lien Viet Post Bank (
2012-07-01-2019-05-01
Maintaining corebanking system (Oracle Flexcube),
developing core functions based on business requirements
ESB Integration development (f...
Maintaining corebanking system (Oracle Flexcube),
developing core functions based on business requirements
ESB Integration development (for integrating with other systems such as: internet banking, card/ATM, eWallet,...)
C#
C
SQL
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C#
C
SQL
Linux
Oracle
Oracle PL/SQL
Linux System Administration
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Developer/Project Manager
Elisoft J.S.C
2004-09-01-2007-07-01
Maintaining/developing software (lead / schedule / call- center management) for insurance industry
Small outsource company for American i...
Maintaining/developing software (lead / schedule / call- center management) for insurance industry
Small outsource company for American insurance companies (PMIC, Metlife,...)
C#
Back-End
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C#
Back-End
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PROJECTS
Corebanking upgrading project
Lien Viet Post Bank
2015
Upgrading Oracle Flexcube from version 7.2 to version 12.2
Building a set of ESB services in IBM IIB 10 for integrating external systems ...
Upgrading Oracle Flexcube from version 7.2 to version 12.2
Building a set of ESB services in IBM IIB 10 for integrating external systems to Oracle Flexcube
C#
Oracle
Oracle PL/SQL
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C#
Oracle
Oracle PL/SQL
Asp.net core c#
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EDI solution for Myanmar MITT Port
Myanmar MITT
2016
Consulting and building EDI solution in Microsoft Biztalk Server for them to communicate with transport shipping lines (Maersk, OOCL, RCL...
Consulting and building EDI solution in Microsoft Biztalk Server for them to communicate with transport shipping lines (Maersk, OOCL, RCL, ACL, ONE,...)
C++
C
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C++
C
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