SQL Database Administrators & Developers

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Hire a freelance SQL developer to add interactive functionality and flexibility to your database. Search our database of SQL consultants to get your project started today.

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.

Browse SQL job posts for project examples or post your job on Upwork for free!

SQL Job Cost Overview

Typical total cost of Upwork SQL projects based on completed and fixed-price jobs.

Upwork SQL Jobs Completed Quarterly

On average, 449 SQL projects are completed every quarter on Upwork.

449

Time to Complete Upwork SQL Jobs

Time needed to complete a SQL project on Upwork.

Average SQL Freelancer Feedback Score

SQL Upwork freelancers typically receive a client rating of 4.67.

4.67
Last updated: May 1, 2015
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  1. Maksim Butenko

    Senior Software Engineer

    Ukraine - Last active: 1 month ago

    Senior Software Engineer. Over 10 years of professional experience. Client-server applications. Web Desktop integration. Database design. Technologies: SQL-servers (MSSQL Server, MySQL, Firebird, Interbase), Delphi (component creation, 3rd-party components:FastReport, JCL, JVCL, DevExpress, TMS), C#, PHP, Perl.

    $30.00 /hr
    0 hours
    5.00
  2. Victor armando D. Agency Contractor

    Web Developer

    Bolivia - Last active: 1 day ago - Tests: 5 - Portfolio: 1

    I'm a web developer with more than three years of experience. I've got knowledge in html, css, javascript, sql, java and .net(aspx, c# and visual basic). I'm looking for improve the skills i've already have and learn new things about web development.

    Associated with: DDEVCOM

    $8.00 /hr
    1,883 hours
    5.00
  3. Hetal G. Agency Contractor

    Hetal Gohil project manager @ Entrega Technologies

    India - Last active: 1 day ago - Tests: 4 - Portfolio: 3

    Over the last 6 years, I have handled lots of projects in various technologies including C#/VB .net, MS SQL Server, PHP, MySQL, Adobe AIR, iPhone, Android, Blackberry, Windows Mobile,etc. I believe in delivering full satisfaction to the client which turns in a long time relationship with the client.

    Associated with: Entrega Technologies

    $16.67 /hr
    550 hours
    5.00
  4. Ashraf Marakeby Agency Contractor

    Assoc. Prof. Image Processing-computer vision- real time-Pattern rec.

    Egypt - Last active: 2 days ago - Tests: 1 - Portfolio: 5

    More than 15 years experience in Image Processing/ Computer vision /Machine learning / Pattern Recognition. I have finished many successful projects in both research and commercial fields. Certainly I am looking forward for tasks in the field.

    Associated with: Bridge

    $50.00 /hr
    213 hours
    4.04
  5. Kartheeswaran R. Agency Contractor

    Java, Spring, Hibernate, JQuery, Ajax, JSF, AngularJS, HTML5, CSS3

    India - Last active: 10/27/2013 - Tests: 2

    Technology Evangelist Summary • Two and half years of software development experience as software developer • Mastering on Spring, Struts2, JSF, Primefaces, Hibernate, JPA, JQuery, Ajax, JS libraries, Jersey Restful webservices, Jasper, JFreeChart, Grails, JUnits and few home grown solutions. • Expert in cloud deployment (Rackspace, AWS EC2, AWS S3, EBS, Monitoring through AWS Cloud Watch, finding right AMI) • Good at code repository tools, bug tracking tools, build tools and collaborative tools • Done 4 enterprise projects from end to end • Done Paypal integration • Integrated payment gateways like First data, Authorized.net, and CCavenue. • Understands the business problem and converts it into technical design • Provides technical guidance to the team • Analyze the allocated use-cases and estimate • Prepares the Design Document • Peer code review • Refactoring the existing design and coding • Develops the proof of concepts • Ensure that the deliverable are validated internally before delivered to customers. • Interacting with customer to update the status and action items. Technical Skills Technologies: Java 1.7, Servlet 3.0/JSP 2.2, Spring 3.0, Rest JAX-RS, JPA 2.0 with Hibernate provider, JSF, Prime Faces, MySQL 5.6., SQL, PL/SQL (procedures, functions and triggers) UI technologies : HTML5, CSS3, Java Script, Json, Bootstrap3, JQuery, Ajax BI tools: Jfree charts, Jasper Report IDE : Eclipse Tools: GIT, Maven, JIRA, Rockspace, Amazon EC2, S3, RDS. Web Servers : Tomcat 7

    Associated with: Mitosis Technologies Private Limited

    $17.00 /hr
    0 hours
    5.00
  6. Amit Singh Agency Contractor

    Senior Program Developer

    India - Last active: 08/14/2013 - Tests: 2 - Portfolio: 3

    Over the last 5 years, I have developed and Designed a wide range of websites using HMTL, DHTML,ASP.Net 2.0/3.0/3.5 ,PHP,Sql Server 2000/2005/2008,Silverlight 2.0/3.0,Oracle 8i/9i/11i and MySQL including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have experience in the following areas: Ajax, OOPS,Web Service Developemt,Rest Architecture,SOA Architecture and software design and testing, SharePoint Server 2007( MOSS 2007),WCF/WPF Framework, JavaScript, Microsoft Commerce Server, BizTalk Server 2006.

    Associated with: Logicatrix Softwares Private Limited Agency

    $15.00 /hr
    0 hours
    5.00
  7. Vks N. Agency Contractor

    Web and Database development

    India - Last active: 02/01/2011 - Tests: 2

    Overall 10+ years of experience in IT industry.Extensive experience in object-oriented Design, UML and Programming skills.In-depth Relational database design and development experience. Experience developing Client-Server architecture.Good knowledge of UI design and Development using SQL, JAVA,C#,ORACLE,.NET.Team player with strong management, organization and problem solving skills.Excellent communication and presentation skills. ■Application Development ■Web Technologies ■eBusiness Solutions ■Database Management ■Application Maintenance and IT Infrastructure Management

    Associated with: Brainbyte Technologies

    $15.00 /hr
    0 hours
    5.00