🐯Yin Zhang
NLP Engineer at China Telecom Corporation Limited- Claim this Profile
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Credentials
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Oracle Database 11g Administrator Certified Professional
Oracle
Experience
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China Telecom Corporation Limited
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China
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Telecommunications
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100 - 200 Employee
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NLP Engineer
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Dec 2020 - Present
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Data Engineer
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Aug 2020 - Dec 2020
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University of Glasgow School of Computing Science
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United Kingdom
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Higher Education
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1 - 100 Employee
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Student
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Sep 2018 - Oct 2019
• Learned standard machine learning algorithms and natural language process algorithms; • Researched effectivity of named entity in the identification of sensitive documents; • Developed effective and efficient Python program of research by Python and related toolkits, such as Pandas, Scikit-Learn, NLTK, spaCy and Gensim; • Developed a quasi-realtimely geospatial application to analysis happening event on social media with GeoJSON, OpenStreetMap, MongoDB and Kafka. • Learned standard machine learning algorithms and natural language process algorithms; • Researched effectivity of named entity in the identification of sensitive documents; • Developed effective and efficient Python program of research by Python and related toolkits, such as Pandas, Scikit-Learn, NLTK, spaCy and Gensim; • Developed a quasi-realtimely geospatial application to analysis happening event on social media with GeoJSON, OpenStreetMap, MongoDB and Kafka.
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JD.COM
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France
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Business Consulting and Services
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1 - 100 Employee
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Senior Database Engineer
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Oct 2017 - Jun 2018
• Worked in the Operation Team in China’s second-biggest e-commerce platform company, provided technique supports to the Business Departments; • Provided stable distributed systems as cloud services, such as Kafka, Redis; • Hands-on experience in development of ETL pipelines with Kafka by Python; • Developed automatic and continuous deployment & monitor tools by Python/Bash/Ansible, which reduced 80% time of daily works; • Played as a team to smooth running of the department and business by sharing and training cases in session & documents to business teams and colleagues with Jira & Git. Show less
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Thomson Reuters
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Canada
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Software Development
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700 & Above Employee
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Senior Database Administrator
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Jul 2014 - Oct 2017
• Worked in the previous Financial & Risk unit in the famous intelligent information provider Thomson Reuters, responsible for administrative duties of infrastructure; • Worked as a system administrator to be responsible for infrastructures, such as design, implementation and maintenance of UAT/UT/Testing/Development environments, including virtualization technologies (VMware), Solaris/Linux, networks, storage, and hardware; • Worked as an application DBA and management DBA role simultaneously in a development team to enhance the performance and quality of applications through my professional knowledge of database, also learned application knowledge to improve the efficiency and effectivity of this role; • Developed new versions of ETL pipelines to extract and transform data from production environment to UAT/UT environment, as well as from outside systems to inside systems, by Python/Bash/SQL/PLSQL; • Tuned SQLs and other applications related to the database which extended the capability of the database by around 50% without the investment of hardware, and modified the architecture of database which increased 30% of the performance (reduced run time and resource consumption); • Troubleshot and resolved complicated issues in complex technical environments, including performance issues and other kinds of issues, under high pressure; • Provided excellent and professional training and support for internal colleagues and other business teams, also for external stockholders. Show less
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Database Administrator
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Mar 2009 - Jun 2014
• Worked in one of the largest service & solution providers in the telecom industry; • Designed, implemented, maintained critical systems and wrote documents in a variety of complex environments, such as Oracle 9i/10g/11g on AIX/Red Hat/Oracle Linux/SUSE, and Oracle WebLogic; • Gathered requirements, designed and implemented hundreds of new systems in around ten projects, as well as maintained these systems, simultaneously; • Troubleshot and resolved complicated issues in complex technical environments, including Oracle database & Linux infrastructure faults, and minimised operational disruption which led to achieving 99.99% SLA, under high pressure; • Worked as shifts to maintain several critical systems as 24/7 services for different projects parallelly; • Managed, tracked and shared all internal and external cases effectively to smooth works between team members and business departments. Show less
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Education
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University of Glasgow
Master of Science - MS, Computer Science -
Beihang University
Master's degree, Computer Science -
Beijing Information Science & Technology University
Bachelor of Engineering - BE, Electrical, Electronics and Communications Engineering