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John J.
@websurf6
5.0
6
3.5
3.5
100%
Architecture | Web | Mobile | Database | Autotools
$25 USD / Hour
・
China (6:55 PM)
・
Joined on May 21, 2023
$25 USD / Hour
・
1. Work as software engineer and architect for over 20 years.
2. 10+ years experience in Android native/hybrid app development using Java, and JNI libraries development.
3. 6+ years experience in web developent using SpringBoot/SpringCloud, Vue.js.
4. Several years experience in web scraping tools，Android automation tools, Python/Shell script, and other applications.
5. Be good at software architecture design.
6. Be good at databases designing, configuring, programming, and administering. Include PostgreSQL, MySQL, SQL Server, SQLite.
7. Be good at programming languages like Java, and C/C++, Python, Go, Groovy, JavaScript/TypeScript/HTML/CSS, Shell script(Bash/Dash/Ksh).
8, Be good at Spring Framework, Spring Boot, Spring Cloud, Spring Security, Mybatis, Grails, MongoDB, Redis, Kafka, ZooKeeper, Activiti, Drools, JMeter, JUnit, Swagger, Vue.js, Nuxt.js, Element Plus, Android framework/SDK, uniapp, Selenium, Nginx, Tomcat etc.
9. Be good at Maven, Gradle, Makefile, gcc/g++/gdb toolchains, and Linux system admin tools.
10. Be good at writing high-quality and maintainable source code. Be good at problem-solving as well.
Changes saved
Working very well.. very hard working person ?
Sohel R.
@xtsohel
•
Dhaka, Bangladesh
•
Share
As usual, John did fantastic work. He worked very hard. I will rehire him in the future.
Au Yang Y.
@janiceauyang
•
Kuala Lumpur, Malaysia
•
Share
Did a great job- AQlways will rehire, Great Ptogrammer
Au Yang Y.
@janiceauyang
•
Kuala Lumpur, Malaysia
•
Share
John did a very good job. I will rehire him for the next job. He did very good in solving the problem.
Au Yang Y.
@janiceauyang
•
Kuala Lumpur, Malaysia
•
Share
C
John is amazing professional, quick and talented! Will hire him again :)
Closed User
@chintan2510
•
,
•
Share
Experience
CTO
May, 2017 - Present
•
7 years, 9 months
Startup
May, 2017 - Present
•
7 years, 9 months
1. Developed a human resource management for outsourcing, a shared bus system, a factory digital system, an online education system, and automation tools etc.
2. The used techniques include Java, C/C++, Objective-C, Python, PostgreSQL, MySQL, SQL Server, Redis, MongoDB, Kafka, ZXing, Spring, SpringBoot, SpringCloud, SpringSecurity, Mybatis, OAuth2.0, Swagger, Nginx, and Tomcat.
3. The target operating systems include Linux, Windows Server, Android, and iOS.
4. Manage the whole corporation.
May, 2017 - Present
•
7 years, 9 months
Sr. Software Architect
Aug, 2011 - May, 2017
•
5 years, 9 months
Baidu
Aug, 2011 - May, 2017
•
5 years, 9 months
1. Developed webkit customization framework, tiny app solutions, big data analysis system for Nuomi.
2. The used techniques include Java, C/C++, Objective-C, Makefile, gdb, gcc/g++ toolchains, MySQL, Hadoop, DataX, HBase, Storm, Kafka, and Elastic Search.
3. The target operating system include Linux, Android, and iOS.
4. Managed technical teams for mobile application development and big data analysis.
Aug, 2011 - May, 2017
•
5 years, 9 months
Sr. Software Engineer
Jan, 2005 - Aug, 2011
•
6 years, 7 months
McAfee
Jan, 2005 - Aug, 2011
•
6 years, 7 months
1. Developed firewall and anti-virus mobile softwares.
2. The used techniques include C/C++, Java, Objective-C, SQLite, Makefile, gdb, gcc/g++ tools chain, Bash, and Embedded QT.
3. The target operating system include Linux, Symbian, Windows Mobile, Android, and iOS.
Jan, 2005 - Aug, 2011
•
6 years, 7 months
Education
Southwest Petroleum Institute
1999 - 2003
•
4 years
Bachelor of Science (BS)
China
1999 - 2003
•
4 years
Verifications
On time
100%
On budget
100%
Accept rate
100%
Repeat hire rate
17%
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