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- 97%Kerja Diselesai
- 95%Mengikut Bajet
- 76%Tepat Pada Masa
- 17%Kadar Ulang Upah
Power BI Traffic Incidents Dashboard
T-SQL Complex Server Level Trigger
Construction Project Mgmt Database
Orphaned Users Script
PMO Status Report: SSRS
SSRS ER Report (Revenue/hrs worked)
Sales Dashboard in QlikView
Alarm Analysis Dashboard in MS Excel
MCSA SQL Server 2014 Certificate
Cheat Sheet Report: SSRS
Treasury Dashboard in Power BI
Data Entry and Data Model: MS Accessvideo
SQL Server - T-SQL Expert Coder
“Sergio is an excellent resource on writing T-SQL (SQL Server) complex queries. He had delivered the work right on time with tight dead lines. Guys I'm pretty sure he would live up to all your expectations. Hire him!!! I would definitely go for him again.”Chris A. 5 bulan lepas
Project for Sergio A.
“Sergio is a creative thinker and is always able to take what I am hoping to accomplish and make it reality with his SQL skills.”Craig W. 5 bulan lepas
Consulta SQL - Microsft Access
“Muy buen trabajador, educado y responsable. el trabajo un 100%”Fran G. 7 bulan lepas
Consultor Power BI
“Sergio respondió rápidamente y cumplió en tiempo y forma con las tareas solicitadas referidas a Power BI. Estamos muy conformes y seguramente continuemos contratando sus servicios.”Infocus B. 9 bulan lepas
Power BI Matrix Report Creation from flat files + explanation document on how to receate this report
“Sergio is a pleasure to work with. Professional and knows what he is doing, completed the project on time and within budget and provided great explanation of how he had created the report. Would recommend and will be working with Sergio in the future.”Gary S. 1 tahun lepas
Oracle to SQL Server view/sp/function conversion
“Excellent Oracle/SQL Server skillset! Will definitely use again!”Don H. 1 tahun lepas
Viewpoint/SSRS SpecialistApr 2016
Telecommuting (home/office) work. Design and development of accounting and financial reports, using Viewpoint ERP, SQL Server 2014 (T-SQL) and SSRS. Work entirely in English (since the client is based in Arkansas, USA). Major Projects: - Daily Dashboard (with daily indicators, for the CEO) - Profit and Loss: Cost of Construction (for the CFO) - Monthly Reports (battery of monthly reports, for several users) - Daily Invoices (daily subscription - invoices w/attachments, for several users)
Business Intelligence ConsultantJan 2016 - Sep 2016 (8 months)
• Requirement identification, development and deployment of Fill Rate Indicators Datamart, for Logistics and Grand Mining (AS/400, SQL Server (T-SQL), DataStage, Cognos). • Improvements in Audit/FIU reports (Cognos). • Financial Consolidation project (MS Excel, , SSIS, T-SQL).
SQL Server SpecialistSep 2015 - Nov 2015 (2 months)
• Conducted migration of previous multi-node schema databases to virtual servers. Indexing and partitioning of massive tables, as well as control and monitoring of the migration project. • Research and development of advanced solutions using SQL Server, such as encrypted data management, SQLCMD, xp_cmdshell, and database event auditing, among others.
Senior IT ConsultantMar 2015 - Dec 2015 (9 months)
• Development of the loading process of Credit Card Applications interfaces, multidimensional modeling and respective reports, using DTS 2000. • Support to the Datawarehouse team, in data monitoring and reprocessing tasks. • Customer Data and Transaction Quality Assessment, to evaluate the feasibility of the Datamart Liabilities project, using Oracle, DataStage and Business Objects. • Business Analysis of the Datamart Liabilities project, and management through the stages of the project.
Qlikview SpecialistJan 2013
Long time on-demand freelancer - with approximately 500 work hours through more than 4 years. Analysis, design, development and implementation of Sales, Logistics and Marketing dashboards (customer segmentation matrix) using SQL Server and Qlikview.
Business Intelligence AnalystApr 2012 - Sep 2013 (1 year)
• BI projects Management for the areas of Customer Service, Marketing, Finance, Salesforce Training, etc. • Built-in reporting for internal customer decision making, with SSRS, SSAS and Cognos. • Support to the Data Warehouse loading process, in SQL Server (TSQL).
Qlikview ConsultantJan 2012 - Apr 2012 (3 months)
- Construction of extraction processes using QV. - Design, development and PTP of Qlikview dashboards. - Database programming in SQL Server and Oracle.
MBA2013 - 2015 (2 years)
Business Intelligence and Strategic Information Management2012 - 2012 (1 month)
Bachelor Degree: Systems Engineer2001 - 2005 (4 years)
Business Internationalization Course, ICEX2015 - 2015 (1 month)
IT Project Management Course, Cibertec2009 - 2009 (1 month)
MCSA: Microsoft Certified Solutions Associate: SQL Server 2014 (2017)Microsoft
This certificate proves my knowledge and proficiency on Microsoft SQL Server 2014.
First Certificate in English (2011)University of Cambridge
Certificate that accredits proficiency on English language: reading, writing, speaking and listening.
Spanish - English Translation97%
US English Level 195%
SQL Level 192%
Preferred Freelancer Program SLA92%
US English Level 390%
Data Entry Level 185%
MySQL Level 185%
US English Level 285%
SQL Level 382%
SQL Server 182%
SQL Server 282%
SQL Level 277%
SQL Server 377%
UK English 175%
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