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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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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, 406 SQL projects are completed every quarter on Upwork.

406

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: August 1, 2015
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  1. N SreenuBabu

    HP UFT / ALM, Selenium Automation and Manual Test Engineer

    India - Last active: 21 days ago - Tests: 2 - Portfolio: 1

    Having 12 years of experience in Manual Testing and Test Automation using HP QTP/UFT (Quick Test Professional / Unified Functional Testing ), QC (Quality Center/ALM), Selenium( Open Source Automation Tool) and other tools . Expert Trainer in QTP/QC, Selenium and Manual Testing. Worked for various MNC clients on various domains like Health care, Finance, Banking, Mutual fund and Telecommunications for their products on Web, Desktop and Console based applications like Mainframes. Well versed in various Manual Testing techniques, framework design and handling complex problems in Test automation, understanding clients requirements, issues and providing timely solutions, provide best support to the client in all aspects for them to be successful and maintain confidentiality of client project information for life time.

    $11.11 /hr
    1,507 hours
    4.81
  2. Sergey C.

    Sergey C.

    Microsoft Certified C#/.NET Senior Developer

    Moldova - Last active: 12/12/2011 - Tests: 4

    I am a senior .NET developer and a certified Scrum Master, with more than 7 years experience of developing complex desktop, web and business intelligence database applications. My objective is to work on complex and challenging projects, which requires strong skills and knowledge.

    $16.67 /hr
    703 hours
    4.88
  3. Theo Filippidis

    Theo Filippidis

    Principal Oracle Consultant

    Ireland - Last active: 2 months ago - Tests: 3

    Track record of success leading the design and development of high-performance, enterprise-level Oracle solutions. Subject-matter authority offering ten years of success defining, designing, constructing, supporting, and enhancing properly engineered major systems for high-profile clients. “Big picture” planner instrumental in guiding the direction of future initiatives that raise the bar for performance across the industry. Demonstrated ability to establish development standards and methods result in quantitative improvements to product quality and process efficiency. Well-earned reputation for resolving complex problems that potentially jeopardized project success. Guaranteed product performance, security, and data integrity prior to turnover. Earned a reputation for professional excellence by delivering high-performance solutions on time and within budget projections.

    $60.00 /hr
    126 hours
    3.01
  4. Shibly K.

    Shibly K.

    PHP / C# / MySql / MSSql / Yii / Yii2 / CodeIgniter

    Bangladesh - Last active: 3 days ago - Tests: 6 - Portfolio: 10

    Web Development || Custom Web Application || Mobile Web Application || Software Development || Database Administration || CSS Validation || HTML Validation I will provide best service within deadline. I believe in long term relationship. If my work satisfied you definitely you will give me more projects in future. I want to increase knowledge, get customer satisfaction and take the challenge. Web Development * PHP5 * ASP.NET * HTML5 * CSS3 * JavaScript * jQuery Responsive Web Development jQuery Mobile Web Development PHP Framework: * Yii * CodeIgniter Desktop Environment * C# * VB6 Database * MySql * MSSql * SQLite

    $15.00 /hr
    1,122 hours
    4.99
  5. Arif uzzaman

    Arif uzzaman

    Swift, Objective-c,Xcode,Angular JS, Asp.Net Web API,WPF, MEF, Android

    Bangladesh - Last active: 28 days ago - Tests: 17 - Portfolio: 3

    8 years background in diverse facets of c#.NET development with mobile development experience of 3+ years (Swift, Objective-C, Cocos-2D/3D, Android), encompassing analysis, design, development, and execution of business applications. In-depth knowledge of various platforms, software systems, and servers. Extensive programming experience using WPF with MVVM pattern and MEF and PRISM framework, asp.net, Objective-C, Android, MSSQL Excellent communication skills with strong background working directly with coworkers and clientele to identify business objectives and establish requirements.

    $15.00 /hr
    173 hours
    4.81
  6. Dillan Butler

    Dillan Butler

    Software engineer

    United States - Last active: 1 month ago - Tests: 7 - Portfolio: 1

    Over the last few years I have worked for a startup, a large company and a research project all in the field of software engineering. I have worked with .net, html, PHP, javascript as well as MySQL. My core copentence lies in back end architecture, working with server side communication, mathematical algorithms and software QA. I am seeking opportunities to further my experience with QA or server side development. I also have experience with game development, Agile softare programming, OOP and JSON.

    $26.00 /hr
    1 hours
    4.85
  7. Ivan K.

    Ivan K. Agency Contractor

    Senior Coldfusion Developer, Dev Team Leader

    Russia - Last active: 1 day ago - Tests: 4 - Portfolio: 16

    I have 13 years experience in software development. Coldfusion is my primary area of expertise. I am focused on web application development. Here is a list of my most recent and current work: 1. Developed Hackers trap subsystem. I came up with the algorithm to protect web applications from hackers. 2. Help reduce the cost of application maintenance. There are a lot of applications with bad code quality. It leads to a lot of defects while maintenance + clients over pay for adding new functionality. I rewrote a lot of applications with clear architecture, design and code reduce the cost of application maintenance. 3. Help improve web applications performance (page loading): code optimization, sql queries optimization, changing of settings in Coldfusion Administration and MS SQL, hardware upgrades. 4. Integrated eCommerce web applications with Amazom (AWS) to upload products to Amazon, receive orders and so on. Products like Gold Rings, Stones, Candles, Clothing. 5. Integrated eCommerce web apps with eBay to upload products to eBay, receive orders, etc. 6. Integrated eCommerce web apps with payment systems like Paypal (including credit cards via Paypal), Secure Trading, SagePay, Pay4Later 7. Developed mobile version of websites using Jquery Mobile or flexible version with Bootstrap. 8. Integrated schema.org into products page for eCommerce web apps 9. Resolved issues with indexing of pages and images on Google 10. Installed and configured Coldfusion 11/IIS 8 on Win 2012 by using Coldfusion 11 Lockdown guide (Secure Installation) My previous work experience includes working with Luxoft and Gehtsoft Companies. Developed and managed applications for Boeing and FXCM companies. - 4 years in project management (up to 25 specialists in my team: analysts, developers, architects, testers); - 6 years in developers team management (up to 15 specialists in team: developers and architects); - 6 years in code development. About 40 projects with content hours from 1000 to 10000 were successfully completed. I have an advanced knowledge in SDLC (Macroscope P+ methodology). Participated in preparing projects for CMMI auditing. I provide the following services: 1. Project schedule development 2. Risk management 3. Operative team management 4. Budget management 5. Requirements development 6. Architecture and design development 7. Code development 8. Test design development and testing 9. User guide development 10. Deployment documentation development

    Associated with: Handsoft

    $55.00 /hr
    8,682 hours
    5.00
  8. John B.

    John B.

    Expert LAMP admin, focus on Python and Flask

    United States - Last active: 6 months ago - Tests: 3 - Portfolio: 2

    Stanford grad w/ Masters of Information Science (UIUC) and 9+ years building whiz-bang websites, analyzing the heck out of some data, fixing what's broken, and making things that don't break in the first place. Talents: Python (esp. Flask, Django, and SciPy/NumPy), front-end stack [(X|HTML|5), CSS3, javascript (jQuery, backbone, etc.)]; server setup and administration; redis, SQL, mongo; solid understanding of what a user looks for when they look for information, and how to get it to them. Robust support for data management throughout its lifecycle of interest. I can also churn out written content pretty fast, if that's something you need.

    $45.00 /hr
    174 hours
    4.98
  9. Muhriz Rashid

    Software Developer

    Sri Lanka - Last active: 18 days ago - Tests: 1 - Portfolio: 2

    Developer with proven experience in architecting and developing custom-made software applications (Visual Basic .NET / 6.0), Office add-ins (VSTO / VBA) and creating software installers. Recognized by employers as a personable, dedicated performer who demonstrates innovation, communication, and teamwork to ensure quality, timely project completion. Working full-time as freelancer. - Developing custom-made software applications - MS Office Macros (Windows and MAC) - Programming Add-ins and Plug-ins - Creating Installers for applications and scripts (including SQL server setup) - Upgrade /debug code

    $35.00 /hr
    75 hours
    4.94
  10. Aaron Contreras

    Aaron Contreras

    informatics engineering

    Venezuela - Last active: 6 hours ago - Tests: 1

    I'm informatic engineer focus mainly in web development using HTML5, CSS3, Javascript, Jquery and bootstrap for the client side. I had been working in a project using .Net Framework, C# and SQLServer for the server side, furthermore, I had worked in other projects with PHP, YII framework and MySQL. I have no trouble on discuss what is the best for the work and learn what is needed for accomplish it. I’m looking for new challenges and new projects where I can improve myself and my skills and create usefull systems that help to improve the world. I have knowledge in UML, database modeling and system design.

    $5.00 /hr
    481 hours
    0.00