Tamir Yafi
Business Intelligence Developer at CyberProof- Claim this Profile
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Experience
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CyberProof
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United States
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Computer and Network Security
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200 - 300 Employee
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Business Intelligence Developer
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Jan 2021 - Present
• Design, develop, and maintain end-to-end processes using Azure Data Factory and Power BI, ensuring seamless data integration and transformation. • Develop and operate interactive dashboards using Power BI, delivering actionable insights to stakeholders, and supporting data-driven decision making. • Design complex SQL queries and stored procedures in SQL Server environment, optimizing data retrieval and manipulation. • Create advanced DAX queries in Power BI, enhancing the functionality and performance of dashboards and reports. • Work with MongoDB Atlas, Azure SQL Server, and Azure Storage Account, leveraging their unique features and writing queries in Mongo query language for data retrieval and analysis. • Utilize SQL clients such as SSMS and DBeaver for database management and querying. • Utilize SQL Server Data Tools for Visual Studio (SSDT) for development and deployment tasks related to SQL Server databases. • Design and operate ETL infrastructure using Azure Data Factory, streamlining data workflows, and automating data processing tasks. • Utilize source control tools such as GIT and Azure DevOps Git, ensuring efficient code management and collaboration with cross-functional teams. • Collaborate with Agile teams, working in sprint cycles to deliver iterative and value-driven results within the R&D department. • Characterize CI/CD pipelines with DevOps, owning and maintaining the pipelines for efficient integration and deployment. Show less
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Cellcom
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United States
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Wireless Services
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200 - 300 Employee
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BI Specialist
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Apr 2019 - Jan 2021
• Develop and maintenance end-to-end solutions using Informatica and Power BI.• Operate and investigate DWH (PL\SQL environment) with complex SQL queries.• Working with several DB: MongoDB ,ORACLE, SQL SERVER, PostgreSQL.• Develop and operate ETL infrastructure using Informatica.• Develop and operate reports using Power BI.• Develop and operate reports using Cognos report studio.• Cognos support (Tier 1 and 2).• Cognos course guidance.
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BI Analyst
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Jul 2016 - Apr 2019
Specification, Development and Design:* Management & Performance reports* Incentive & Accounting reports* Bussiness processes operational reports* Dashboards design and developement* Control reports* Data Warehouse Analysis and data Mining.* ETL Processes and data integration developmentExtensive experience with IBM COGNOS ReportNet tool (Report Studio, Active Report, Event Studio)
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Senior Technical Specialist
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Jan 2012 - Jun 2016
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Technical Support Specialist
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Mar 2010 - Dec 2011
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Technical Support Specialist
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Dec 2008 - Feb 2010
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Computer Network Specialist
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Nov 2006 - Nov 2008
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Education
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Ruppin Academic Center
Bachelor's degree, Economics