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Maria C S.

Maria C S.

SQL Developer

Over the past 10 years, I have developed database information systems using Microsoft SQL Server, MySQL and Access; developed websites using HTML, DHTML, CSS, PHP, ASP.NET, Jquery and Javascript. My knowledge includes: Advanced level proficiency in MSSQL, Database Analysis and Design, Create tables, Stored procedures, views, triggers and complex queries for reporting, Database Administration, Database documentation, SQL optimization, Disaster Recovery, Data Security, Backup and Recovery, ETL and SSIS packages, clear communication in verbal and written English/Spanish/Portuguese. In addition, I have experience working with Excel VBA, data manipulation/cleansing and Excel Macros. I'm focused on efficiency and automation, insightful analysis, and producing high quality work for my clients. I'm a responsable and serious worker and I like to do my best on every job I take. I like challenges and ready to face difficulties. It makes me always learn something new and be on top of the hill.

🇧🇷Maringa, Brazil$57/hr100% JSS4.97 (89)Since May 2011

Earnings and projects

MRR
$61

Last 6 months ÷ 6

World#146,601 / 412k
🇧🇷Country#1,715 / 4,647
Revenue, last 30 days
$0

Last 6 months: $367

Total earnings
$151k

Billed in all: $155k

World#23,363 / 412k
🇧🇷Country#275 / 4,647
Per project
$1.3k

$367 in the last 6 months

World#107,183 / 412k
🇧🇷Country#1,178 / 4,647
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇧🇷Country#1,427 / 4,647
Projects in all
120

Across 141 contracts

43% fixed57% hourly
World#21,736 / 412k
🇧🇷Country#139 / 4,647

Earnings, last 30 days

$155kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$152k$154k$156k$158kOct 8Oct 23Nov 7

Skill rankings: Top 22% in Microsoft SQL Server Programming

Ranked by MRR among everyone on Upwork with the skill.

  1. #14Query Tuning42 freelancers · 🇧🇷 #1Top 33%
  2. #37Database Maintenance119 freelancers · 🇧🇷 #1Top 31%
  3. #60Business with 100-999 Employees141 freelancers · 🇧🇷 #1Top 43%
  4. #65MariaDB196 freelancers · 🇧🇷 #1Top 33%
  5. #85Database Programming363 freelancers · 🇧🇷 #1Top 23%
  6. #97Database Optimization229 freelancers · 🇧🇷 #2Top 42%
  7. #135Microsoft SQL Server Programming617 freelancers · 🇧🇷 #2Top 22%
  8. #204Database Development567 freelancers · 🇧🇷 #2Top 36%