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SQL (Structured Query Language) is a database computer language designed for accessing and manipulating databases in relational database management systems. On Upwork, the world’s largest online workplace, companies hire SQL developers to successfully complete jobs including providing support, troubleshooting and setting up/ managing databases.

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On average, 355 SQL projects are completed every quarter on Upwork.


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Time needed to complete a SQL project on Upwork.

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SQL Upwork freelancers typically receive a client rating of 4.69.

Last updated: October 1, 2015
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Muhammad Iftkhar

Muhammad Iftkhar Agency Contractor

Mobile and Web Application Developer

Pakistan - Tests: 1

I am ColdFusion certified developer and developing in CF since it's version 4.5. I've been working with MSSQL and MySQL almost as long. I have hands on experience to code CF wrappers for different APIs and write robust, modular and clean code. I expert in Browser display issues. I have not yet to meet one that I couldn't fix. I can connect your website to any payment gateway, set up your server to do almost anything, and also do image galleries/portfolios. I also have experience in following areas: JavaScript, Jquery, Jquery Mobile, Ajax and CSS. Look forward to hear from you.

Associated with: creationnext

$20.00 /hr
49 hours

Michal Kovac

11+ years Experience Senion ASP.NET developer, jQuery, TSQL

Slovakia - Tests: 4 - Portfolio: 6

My foundation is as a developer and software architect in multiple languages. Last eleven years I focus on .NET framework. I have participated as developer and team leader in many projects for private and state sector, delivering successful solutions for my customers in USA, Australia, Austria, Great Britain, Slovak Republic, Czech Republic and Hungary. As MS Professional for ASP.NET and MS Certified Technology Specialist in MS SQL Server I deliver high quality, clean, working code, quickly and correctly.

$33.33 /hr
1,595 hours

Roma Erohin

Software developer


I am a software developer. I have over 10 years of programming experience. I am accurate with my billing time.

$16.67 /hr
51 hours

Vladimir E.

Vladimir E.

Lotus Notes/Domino Web developer


I have experience designing solutions based Lotus Notes/Domino platform, geographically distributed systems, RDBMS store data systems (DB2). My core competency lies in Web based development (XPages, DHTML), but I have a rich-client development experience also. Also I good in: Lotus Notes/Domino system administration, deployment, SQL-query optimization, project management. I use languages and technologies: Lotus Script, @formula, Java, Java Script, SQL, XPages, Ajax. I can work about 20 hours in a week.

$17.00 /hr
0 hours

Rafael Querino Moreira

Rafael Querino Moreira

Certified PHP developer ZCE +11year experience

Brazil - Portfolio: 2

I have been worked in web development since 2002, and from the first moment, I passionate by this work, trying to solve each more and more challenges, giving the solution to the customers. I like to work with database, backend programming (like PHP, Python), and front-end programming (like javascript, html5). I also have good skill in MS Sql Server and process modeling.

$33.00 /hr
0 hours

Milos Zivanovic

Milos Zivanovic

PHP Programmer, Web developer

Serbia - Tests: 1 - Portfolio: 3

Website that is made entirely by me, which I think meets your requirements is: professional currently working on developing this site for more than 6 months where we use a more complex programming techniques is: developing these 2 site, I have gained experience in: - html5 - css3 - jQuery - Ajax - SQL - MySQL - WordPress Theme Development - OOP

$4.44 /hr
0 hours

Dmitry Starodubtsev

Dmitry Starodubtsev

Developer, architect. Python, SQL.

Russia - Tests: 1 - Portfolio: 1

More then 10 years of web-development - front-end and back-end (PHP, Python, HTML/CSS/JavaScript with frameworks). Have a little experience in Java/Android (2 apps). I like to make beautiful and useful things. App development is my work and hobby in the same time, so I think I'm lucky. Love to research something new. Percussionist (cajon) in our church band. BTW, this is my little project for demonstrate skills - There is not too accurate, it made for me and my friends, not for sale.

$15.00 /hr
0 hours