SQL, or Structured Query Language, is a commonly used programming language for managing data in relational databases. A SQL Developer helps with the design, development and maintenance of databases. They ensure that the databases work correctly and efficiently and can also create testing procedures. With the help of a SQL Developer, clients are able to get an efficient system for managing their company data. By developing secure and reliable databases, businesses can maximize their potential and streamline all processes.

Here's some projects that our expert SQL Developers made real:

  • Improving query speed and accuracy on large datasets
  • Implementing views and stored procedures for quick retrieval of data
  • Designing database tables to store all types of data
  • Automating processes to reduce manual work while working with databases
  • Creating an efficient search function using complex SQL queries
  • Providing insights into data by creating analytical models

SQL is an invaluable tool for businesses today in managing their data efficiently. Our experienced SQL Developers help clients by developing a secure and reliable database that meets their needs. With the help of a SQL Developer, clients can ensure that their database systems work correctly and with maximum efficiency.

If you're looking for an expert SQL Developer to create efficient databases or enhance your existing systems, here at Freelancer.com you will find the perfect contractors for the task. Our wide network of talents has put together many successful SQL projects for satisfied customers around the world today. So if you're ready to take your business to the next level, post your project now on Freelancer.com and hire an expert SQL Developer to work with you on this journey!

De 347,054 opiniones, los clientes califican nuestro SQL Developers 4.86 de un total de 5 estrellas.
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    69 trabajados encontrados, precios en USD

    I am in need of a professional with experience in SQL Server, ODBC and Quickbase pipeline to assist me with data integration. Job Duties: - Connect my SQL server via ODBC - Utilize Quickbase Pipeline and on-prem gateway for seamless integration Preferable Skills and Experience: - Strong understanding of SQL Server and ODBC - Experience with Quickbase pipeline and on-prem gateway - A history of successful data integration projects, particularly with transaction data Credentials: -I have all the necessary access rights and credentials to my SQL server. I require your expertise to navigate the technical process. Your responsibility would be solely the technical integration. No data management or further SQL Server maintenance would be required. I am only looking for professionals who h...

    $24 / hr (Avg Bid)
    $24 / hr Oferta promedio
    57 ofertas
    Expert PL/SQL Developer 1 día left
    VERIFICADO

    As an experienced PL/SQL user, I am looking to collaborate with a seasoned developer to help further scale my project. The role primarily involves: - Building novel PL/SQL procedures - Innovative database architecture and design You would be perfect for this job if you can demonstrate: - Extensive background in PL/SQL - Expertise in database architecture - Experience in crafting innovative procedures The tasks will encompass: - Data manipulation - inserting, updating, and deleting data - Data retrieval using the 'select' function - Implementation of integrated business logic I am excited to see how we could improve database structure and efficiency together.

    $22 (Avg Bid)
    $22 Oferta promedio
    19 ofertas
    SQL Server Specialist Needed 1 día left
    VERIFICADO

    Having an integral project already in place, I'm in need of a skilled SQL Developer to contribute towards its further development. Specifically, the tasks I require assistance with include: - Query Optimization: Tailoring and enhancing the performance of our current queries is a significant aspect of this role. - Database Maintenance: Maintaining the overall health and efficiency of our SQL Server is also a necessity. Ideal candidate must have a comprehensive understanding of SQL Server, as well as notable expertise in query optimization and database maintenance. I prefer someone with a proven track record of successfully managing and enhancing existing projects. I look forward to seeing your bids.

    $26 (Avg Bid)
    $26 Oferta promedio
    26 ofertas

    I'm seeking an individual with a decent understanding of investment accounts to guide me in setting up an investment account on an online platform. Key Requirements: - I need assistance with setting up an investment account with Dana Epep, with an initial deposit of 100K. - It is essential that the freelancer understands the investment environment, but I only require a beginner level of expertise. - We'll mainly be communicating through instant messaging, so the freelancer should be comfortable with this mode of communication. Ideal Freelancer: - A beginner or someone with a basic understanding of investment accounts. - Someone who has experience with Dana Epep or other similar investment platforms. - A good communicator, as we'll be mainly using instant messaging for ...

    $540 (Avg Bid)
    $540 Oferta promedio
    6 ofertas

    I'm in need of a proficient full-stack developer well versed in .NetCore C#, aiming to perform critical bug fixing and maintenance services on my existing software. The preferred candidate is expected to have: - Extensive knowledge and expertise in .NetCore C# - Proven experience in troubleshooting and resolving issues in a timely manner - Ability to effectively maintain and improve the existing software system - Strong comprehension of full-stack development processes - Commitment to delivering high-quality, efficient, and clean coding solutions If you're a driven, resourceful, and .NetCore C# professional, you're just who I'm seeking. I look forward to productive and beneficial collaborations.

    $41 / hr (Avg Bid)
    $41 / hr Oferta promedio
    91 ofertas

    I’m in need of an advanced-level professional who can skillfully put together content regarding SQL and Data Science libraries, specifically pandas, numpy, scikit-learn, and matplotlib. Key Topics: - Thorough insight into SQL commands and functions - Comprehensive knowledge on data cleaning with pandas - Expertise in Machine learning with scikit-learn Purpose of The Content: - Strive to educate, serving as a tutorial guide - Adequate for usage in documentation Ideal skills: - Advanced expertise in SQL and Data Science libraries - Exceptional writing skills with the ability to communicate complex ideas simply - Proven experience in creating educational, tutorial, and documentation content. Please ensure your bid reflects your understanding of these requirements and your past e...

    $16 / hr (Avg Bid)
    Destacado
    $16 / hr Oferta promedio
    22 ofertas

    I need expert assistance with optimizing marketing reports in Looker Studio. The primary focus will be on improving grasp on lead status data. - Correct Looker Studio formulas -Trouble with Case When or Countif Statements to count rows with a certain status. - Ideal candidate will have proven Looker Studio expertise, strong understanding of marketing reports development and data analytics skills. Knowledge of customer behavior data is a plus.

    $15 - $25 / hr
    Sellado
    $15 - $25 / hr
    24 ofertas

    I need an adept Teams Administrator to set up and manage Powerbi report access and Share OneDrive accounts for the upper echelons of my company. The desired individual should ideally have experience handling Teams Administration for medium-sized groups (10-50). Details: • Allocate Powerbi report access: The task involves granting read-only access to Powerbi Reports for the Executive and Management teams in my organization. • Share OneDrive accounts: You will also need to set up Share OneDrive accounts specifically for these segments. Ideal Candidate: • The ideal candidate will have proven experience in Teams Administration. • Proficiency in managing and configuring Powerbi and OneDrive • Experience working with medium-sized teams of 10-50 peop...

    $2560 (Avg Bid)
    $2560 Oferta promedio
    23 ofertas
    SQL Assistance Needed 1 día left
    VERIFICADO

    I'm in need of an experienced SQL professional to assist me with data warehouse. The ideal candidate is someone who has: - Proven experience in designing data warehouses - Advanced SQL skills - Excellent understanding of data volumes and the implications for data warehousing If you are interested in this project, please provide details of your experience in similar projects. Thank you.

    $25 (Avg Bid)
    $25 Oferta promedio
    33 ofertas

    I need support in applying the Jdime merge tool to resolve merge conflicts in my Java code. The ideal freelancer would have: - Proficiency in Java programming language - Hands-on experience with Jdime - Ability to quickly resolve merge conflicts in Java code I am looking for a smooth and automated merging process, which ultimately eradicates coding discrepancies. Proper communication and coding knowledge are necessary in order to effectively address and solve these types of conflicts. Note: I have written Java code. This code uses (the Jdime tool) to merge two versions and then report the results. If Jaime successfully combines these two versions, however When we executed the code, it showed that all the conflicts that we provided are not margable by Jdime, I am not confident in th...

    $156 (Avg Bid)
    $156 Oferta promedio
    21 ofertas

    In need of a proficient Power BI specialist for creating succinct, compelling reports and dashboards. The project requirements are: * Connecting to various online data sources including SAP and M-Assist. * Implementing a predetermined design for the reports and dashboards. * Incorporating bar charts, geographic maps, and drill-through capabilities. The ideal freelancer for this job should have: * Extensive experience with Power BI. * Proficiency in connecting Power BI to various online data sources. * Sound knowledge in creating and implementing report designs. * Expertise in producing bar charts, geographic maps and drill-through capabilities. Prior experience working with SAP and M-Assist will be highly beneficial. If you are accustomed with converting data into insightful visuals in...

    $294 (Avg Bid)
    $294 Oferta promedio
    52 ofertas

    I'm in immediate need of an Oracle developer. My requirements are specific: Skills and Experience: * Proficient in Database Management * Expert in SQL programming * Experienced in PL/SQL development Project Scope: * Design and implement a new database * Optimize and tune an existing database * Capable of writing complex SQL queries Please note the project must be completed as soon as possible. So, only apply if you're ready to take on the task immediately.

    $450 - $899
    Sellado
    $450 - $899
    28 ofertas

    I'm in immediate need of an Oracle developer. My requirements are specific: Skills and Experience: * Proficient in Database Management * Expert in SQL programming * Experienced in PL/SQL development Project Scope: * Design and implement a new database * Optimize and tune an existing database * Capable of writing complex SQL queries Please note the project must be completed as soon as possible. So, only apply if you're ready to take on the task immediately.

    $5 - $9 / hr
    Sellado
    $5 - $9 / hr
    19 ofertas

    I’m experiencing a persistent issue with lagging or delayed replication in my SQL Server database. The primary problem revolves around the replication process not effectively happening in a timely fashion. Ideal Skills-needed: - Solid skills in SQL Server management - Proficient understanding of database replication processes - Excellent problem-solving and diagnostic abilities in the context of database administration The ideal freelancer for this project will be able to not only identify the source of this issue but will provide a solution to improve the replication time. It's crucial that you have managed SQL Server databases before, ideally in a high-transaction environment, and have a deep understanding of data replication.

    $21 / hr (Avg Bid)
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    14 ofertas
    Data replication issue in sqlserver 15 horas left
    VERIFICADO

    I am seeking an expert in SQL Server replication. The project involves replicating our business data to facilitate efficient data distribution. The replication has been set up. The snapshot working but Data not delivering to the subscriber. Log reader fails after 10 mins - Key Expertise Required: - Proficient with SQL Server - Extensive experience with data replication - Profound understanding of business data - Knowledge in data distribution strategies

    $37 (Avg Bid)
    $37 Oferta promedio
    22 ofertas

    I'm looking for a proficient web developer to create a cutting-edge web app tailored for educational institutions. The main features of the app should revolve around seamless video communication between users. Key Features: - One-to-One Video Calling: Implementing a robust video calling functionality that can support both one-to-one sessions. - Live Chat: A real-time chat room integrated within the app for additional interaction. - Screen Sharing: Facilitating screen sharing among the participants. Customization Level: - The primary focus of this project is on basic video call functionality. No need for advanced features such as filters, effects, or custom backgrounds. The emphasis is on providing a stable, user-friendly video calling experience. Ideal Skills: - Proficiency in M...

    $1617 (Avg Bid)
    $1617 Oferta promedio
    40 ofertas

    As a website owner operating 20 sites predominantly run on PHP Wordpress and ASP, I am experiencing a major issue. I require a freelancer with strong Dbeaver knowledge to equip me with the necessary credentials and permissions to attach an SQL file to IIS Win 10. As a user who needs help with troubleshooting the "Unable to connect" issue in IIS, the assistance in this matter is crucial. Ideal Skills and Experience: - Extensive experience with Dbeaver and SQL-IIS connections - Previous experiences with WordPress and ASP - Good understanding of PHP 8.3.6 - Ability to troubleshoot and resolve “Unable to Connect” issues in IIS - Ability to provide guidance for verifying and establishing necessary credentials and permissions. Bonus if you happen to have experience in u...

    $23 / hr (Avg Bid)
    $23 / hr Oferta promedio
    69 ofertas

    I'm looking for an expert with exceptional skills in Microsoft Access/Database, Excel, and VBA coding. The main focus of the project is on Access/Database, the specific tasks include: - Data Entry - Query Building - Database Design Ideally, I need someone who can efficiently handle a database containing 10-20 tables. You should be detail-oriented, experienced in managing medium-sized databases, and proficient in maximizing the functionality of Access. Excel expertise and VBA coding skills will also be highly valuable in this project. ONLY ACCEPT TASK IF YOU CAN DELIVER WITHIN 3 HOURS

    $55 (Avg Bid)
    $55 Oferta promedio
    19 ofertas
    API Salesboard Development 8 horas left
    VERIFICADO

    I'm looking for a skilled developer to create an API Salesboard. We have had one in our business before, but unfortunately that company no longer exists. Fortunately - we have some imaging and data to provide that can help point you in the right direction. This tool will essentially serve as a centralized hub for tracking sales data, generating custom reports, and integrating with our existing CRM and PayRoll management software. The main features I need include real-time sales data updates during business hours, customizable executive reports, and seamless integration with our CRM system. We have an open API so that you can investigate what data is available. Key requirements: - Developing an API Salesboard tool with a user-friendly interface and robust functionalities. - Ens...

    $915 (Avg Bid)
    $915 Oferta promedio
    24 ofertas

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