Senior Software Engineer
Current
Jul 2021 - Present
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Jun Sun Email & Phone Number
Senior Software Engineer at NetBrain Technologies Inc.
at
NetBrain Technologies Inc.
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✓ Verified May 2026
3 data sources
Profile completeness 86%
Current company
Role
Senior Software Engineer at NetBrain Technologies Inc.
Location
Oakville, Ontario, Canada
Company size
Who is Jun Sun? Overview
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Quick answer
Jun Sun is listed as Senior Software Engineer at NetBrain Technologies Inc. at NetBrain Technologies Inc., a company with 312 employees, based in Oakville, Ontario, Canada. AeroLeads shows a matched LinkedIn profile for Jun Sun.
Jun Sun previously worked as Senior Software Engineer at Netbrain Technologies Inc. and Java Software Engineer at Dameng Internet Ltd. Jun Sun holds Bachelor Of Science - Bs, Computer Network And Application from Hefei University Of Technology.
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NetBrain Technologies Inc.
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Profile bio
About Jun Sun
7 years of C++/Java high-performance computing development experience throughout the entire SDLC, including non-blocking network (epoll, libevent, ACE), multi-threaded programming (pthread, lock expansion process), performance testing, Linux troubleshooting - Developed a distributed computing platform (similar to Hadoop MapReduce) at AsiaInfo (HKG:1675) which was developed in 2008 for PB-level big data, and successfully supported 3 projects of China Unicom. - Developed a billing microservice developed in 2019 using Spring Boot, MyBatis, MySQL, RESTful API. - Developed CRM Billing, PRM settlement systems for the telecom industry.In-depth understanding of JVM, familiar with various GC and their core parameters, experienced in tuning ParNew and CMS GC.In-depth understanding of how MySQL InnoDB engine works and how to optimize it such as SQL execution plan analysis, joint indexes, table sharding, etc. Skilled in E-R modelling (database design)7 years of project management experience (the biggest project is C$3.9 million), good at problem-solving, risk control and teamwork.Naturally curious and passionate about problem-solving and driving innovation. Self-motivated, responsible, detail-oriented and a quick learner, a teamwork veteran
Current workplace
Jun Sun's current company
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Netbrain Technologies Inc.
7 roles
Jun Sun work experience
A career timeline built from the work history available for this profile.
Java Software Engineer
Dameng Internet Ltd
1. Assisted clients in product definition including business domain, actors, business rules and processes. Designed the system architecture including CRM, Billing, Ticketing, Inventory and interfaces. Designed the database E-R model of Product, Order, Billing and Accounting modules2. Developed core microservices such as Product, Order and Billing, and.
Aug 2020 - Jun 2021
Java Software Engineer
Beijing Xiaojingyu Technology Co., Ltd.
1. Designed forward-looking solutions and systems for various application scenarios of billing and settlement such as prepaid/post-paid, by-times/by-amount, segmented, accumulative segmented, and multi-partner. The postpaid billing microservice not only served our company but also sold to another 3rd payment company2. Developed real-time billing and batch.
Apr 2019 - Jul 2020
Product Owner Of Cargo Supply Chain Finance
Citic Technology Co., Ltd.
Drafted the business plan and got management approval after market research and consultation. The business provides financing services for SME by business process reengineering of cargo supply chain finance, and applying cutting-edge technologies such as Blockchain, Internet of Things and big data, as well as the establishment of reliable clubs, inferior.
Oct 2016 - Mar 2019
Product Owner / C++ Software Engineer
1. Established a new business in 6 months: built a team, redesigned the business process for private broadband operators, released online Business Support System, signed 2 seed customers and received 2 monthly bills2. Developed the back-end billing module using C++ and Lua language based on the self-developed distributed computing platform, tested and.
May 2015 - Oct 2016
Project Manager
1. Delivered 5 MVNO projects with a total amount of around C$3.9 million, including 1 business consulting project, 2 system implementation projects, and 2 years of operation and maintenance services2. Assisted the sales manager to win 4 follow-up contracts by achieving project and key stakeholder success
Apr 2012 - May 2015
Settlement Dept. Manager / Technical Manager / C++ Software Engineer
1. Established a technical team of 23 people including requirement analysts, developers, implementation engineers, operation and maintenance engineers, and successfully implemented 13 projects with a total amount of C$10 million2. Shortened the software development period of settlement project by 60% while meeting the various customization requirement of.
Apr 2007 - Apr 2012
Team & coworkers
Colleagues at NetBrain Technologies Inc.
Other employees you can reach at netbraintech.com. View company contacts for 312 employees →
MY
Md Yusuf Khan Pattan
Colleague at Netbrain Technologies Inc.
Telangana, India, India
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VK
Vamsi Krishna
Colleague at Netbrain Technologies Inc.
West Godavari, Andhra Pradesh, India, India
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VA
Venkata Arun Kumar Bekkanti
Colleague at Netbrain Technologies Inc.
Vijayawada, Andhra Pradesh, India, India
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MG
Maria George
Colleague at Netbrain Technologies Inc.
Germany, Germany
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XG
Xiaofeng Guo
Colleague at Netbrain Technologies Inc.
Burlington, Massachusetts, United States, United States
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MA
Manuel Alejandro B.
Colleague at Netbrain Technologies Inc.
Toronto, Ontario, Canada, Canada
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TC
Tony C.
Colleague at Netbrain Technologies Inc.
Toronto, Ontario, Canada, Canada
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刘
刘伟才
Colleague at Netbrain Technologies Inc.
Haidian District, Beijing, China, China
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RM
Ross Merkle
Colleague at Netbrain Technologies Inc.
North Highlands, California, United States, United States
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SB
Stephen Bourne
Colleague at Netbrain Technologies Inc.
San Antonio, Texas, United States, United States
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Md Yusuf Khan Pattan
Colleague at Netbrain Technologies Inc.
Telangana, India, India
View →
VK
Vamsi Krishna
Colleague at Netbrain Technologies Inc.
West Godavari, Andhra Pradesh, India, India
View →
VA
Venkata Arun Kumar Bekkanti
Colleague at Netbrain Technologies Inc.
Vijayawada, Andhra Pradesh, India, India
View →
MG
Maria George
Colleague at Netbrain Technologies Inc.
Germany, Germany
View →
XG
Xiaofeng Guo
Colleague at Netbrain Technologies Inc.
Burlington, Massachusetts, United States, United States
View →
MA
Manuel Alejandro B.
Colleague at Netbrain Technologies Inc.
Toronto, Ontario, Canada, Canada
View →
TC
Tony C.
Colleague at Netbrain Technologies Inc.
Toronto, Ontario, Canada, Canada
View →
刘
刘伟才
Colleague at Netbrain Technologies Inc.
Haidian District, Beijing, China, China
View →
RM
Ross Merkle
Colleague at Netbrain Technologies Inc.
North Highlands, California, United States, United States
View →
SB
Stephen Bourne
Colleague at Netbrain Technologies Inc.
San Antonio, Texas, United States, United States
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1 education record
Jun Sun education
FAQ
Frequently asked questions about Jun Sun
Quick answers generated from the profile data available on this page.
What company does Jun Sun work for?
Jun Sun works for NetBrain Technologies Inc..
What is Jun Sun's role at NetBrain Technologies Inc.?
Jun Sun is listed as Senior Software Engineer at NetBrain Technologies Inc. at NetBrain Technologies Inc..
Where is Jun Sun based?
Jun Sun is based in Oakville, Ontario, Canada while working with NetBrain Technologies Inc..
What companies has Jun Sun worked for?
Jun Sun has worked for Netbrain Technologies Inc., Dameng Internet Ltd, Beijing Xiaojingyu Technology Co., Ltd., Citic Technology Co., Ltd., and Asiainfo.
Who are Jun Sun's colleagues at NetBrain Technologies Inc.?
Jun Sun's colleagues at NetBrain Technologies Inc. include Md Yusuf Khan Pattan, Vamsi Krishna, Venkata Arun Kumar Bekkanti, Maria George, and Xiaofeng Guo.
How can I contact Jun Sun?
You can use AeroLeads to view verified contact signals for Jun Sun at NetBrain Technologies Inc., including work email, phone, and LinkedIn data when available.
What schools did Jun Sun attend?
Jun Sun holds Bachelor Of Science - Bs, Computer Network And Application from Hefei University Of Technology.
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