Alex Sin Email & Phone Number

Toronto, On, Ca

Toronto, Ontario, Canada

Toronto, Ontario, Canada

Lead security research and detection development for the Arctic Wolf MDR platform centered around Cloud, Identity and SaaS

Portfolio• Network Subscriber Data• Entitlements and Activation (Apple/Android/OEM)• Core Network Performance• Cloud Control Plane

Toronto, Canada Area

Telus is a Canadian national telecommunications company that provides a wide range of telecommunications products and services including internet access, voice, entertainment, healthcare, video, and IPTV television.As Technical Team Lead & Product Owner of Network Subscriber Data, I am responsible for the development and operations of the data service delivery platform which enables Telus Wireline and Wireless services.• Responsible for architectural design (microservices API architecture/NoSQL backend data stores), product delivery, operations, budgeting, planning, strategy, project management and hiring• Recruit, manage and lead Agile team of senior developers operating using the Scrumban DevOps model• Use of automation combined with continuous delivery and rapid iterations to increase reliability and quality of NSD product• Maintain a multi-year roadmap of data product team• Build business cases with measurable business and performance metrics to support team vision and strategy• Collaborate with stakeholders regularly to show project progress and solicit feedback about product while aligning with overall company strategy• Development and support of on-prem and private cloud infrastructure⇨ Key Accomplishments• Enabled over 20 Telus services through NSD platform including keys initiatives such as HSIA, VoLTE, VoWiFi, Apple Watch, Carrier Direct Billing, Nomadic 911• Decreased time-to-market for NSD deployed services by 50%• 400% improvement for mean-time-to-repair for bugfixes, patches, feature enhancements• Multi-million EBITDA contribution through OPEX/CAPEX savings and enablement of revenue-generating initiatives• Managed annual internal team budget of $2 million+

Toronto, Canada Area

Public Mobile operated as an CDMA wireless carrier with its own independent RAN and core networks in the Greater Toronto and Montreal area. The company was acquired by Telus in 2013.As a Network Engineer and SME for SMS, OCS, DPI and data roaming platform, I was responsible for the implementation and maintenance of various Public Mobile packet core solutions.• Maintained packet core solution: PDSN, HA/AAA, DPI, HTTP proxy, SMS-C, OCS, data roaming• Overall lab network prime responsible for network configuration and stability• Deep packet inspection and control; subscriber/traffic management and optimization• Analytics of subscriber usage and trends (data and voice)• Working experience with Unix-based systems, Juniper and Cisco ASA firewalls⇨ Key Accomplishments• Implementation of HTTP traffic steering/optimization solution to decrease load of core network by 35%• Compiled detailed models of network data usage trends; developed data management policies and reduced data load on RAN by 20%

Ottawa, Canada Area

Software Engineer for DRDC Secure Mobile Networks team.Defence Research and Development Canada (DRDC) is the national leader in defence and security science and technology.As an agency of Canada’s Department of National Defence (DND), DRDC provides DND, the Canadian Armed Forces and other government departments as well as the public safety and national security communities, the knowledge and technological advantage needed to defend and protect Canada’s interests at home and abroad.

Toronto, Canada Area

As a developer, I worked closely with the core network and RAN teams to build data analysis and manipulation tools.• Developed tool for server rack management of RAN and core network elements• Developed parsing tool for LERG routing database for automation of mobile switch updates• Developed tool for analysis of traffic growth and congestion rates of RAN networks in the Greater Toronto and Montreal area⇨ Key Accomplishments• Created automation tools to replace manual tasks, reducing OPEX and decreasing chances of error• RAN analysis tool provided actionable recommendations to identify future problem cell sites; team is able to address potential issues quicker

Kitchener, Canada Area

As a Field Test Engineer, I was responsible for performing live-air CDG3 field interoperability testing for CDMA carriers across North America (Verizon, Sprint, Bell, Telus, etc).• Performed user acceptance tests: enterprise data, GPS/LBS, WiFi/Hotspot, MVS, WEB/WAP, tethered data• Experience with numerous handsets: BlackBerry, Samsung, LG, HTC, Pantech, Sierra Wireless• High-level log analysis with Qualcomm Tools (QXDM/QCAT), Wireshark, WindCatcher• Developed tool for automation of device testing• Acquired extensive knowledge on carrier testing requirements/methods, CDMA mobile technologies, and wireless networks• Mentored and trained new field testers⇨ Key Accomplishments• Oversaw the successful release of BlackBerry Bold, Tour, Storm, Storm2

Kitchener, Canada Area

As a Product Specialist, I acted as an SME for external customers using the BlackBerry Enterprise Server product.• Built and maintained an extensive architecture in a large lab environment to assist in customer environment replication, software performance testing and software life-cycle management• Tested stability and functionality of BlackBerry Enterprise Server product before external released to customers⇨ Key Accomplishments• Oversaw the successful release of BES 5.0

Kitchener, Canada Area

As a Program Coordinator, I worked with internal and external stakeholders to ensure the quality of BlackBerry products including Smartphones and the BlackBerry Enterprise Server product.• Developed project plans for various Beta projects• Led meetings with internal users and external companies to solicit feedback for BlackBerry Beta products⇨ Key Accomplishments• Oversaw the successful release of BlackBerry products: BlackBerry 8800, BES 4.1.4/4.1.5