数据库开发 Jobs

Database Development is the process of creating, maintaining, and organizing digital systems used to store, manipulate and access information. It’s the foundation of any IT project and is essential in the development of modern software applications. Database Development Experts are knowledgeable professionals skilled at setting up custom database designs while maintaining control, accuracy and organization.

From basic website to complex applications where critical information needs to be stored securely, Database Developers ensure all data is accessible while being kept secure from potential threats. Database Developers craft databases that allow efficient access to data in a simplified way, taking into account both evolution and scalability of the data structures. A skilled Database Developer would also know how to set up backups, disaster recovery protocols and can auditing of the system for any signs of misuse or abuse.

Here's some projects that our expert Database Development Experts made real:

  • Creating tailored data management systems
  • Developing databases for end users with forms, queries, reports etc.
  • Developing mobile applications connected to a database
  • Migrating existing databases while mapping data
  • Extracting relevant contact information from large databases
  • Designing efficient ERP models
  • Deploying senior developers for more complicated projects

It's clear that Database Development is an integral piece for technology projects as it allows for efficient storage of important information as well as its later usage in tandem with applications or other digital systems. Expert Database Development Freelancers will ensure accuracy in all their work as well as skillset expansion through different strategies such as scalability or backups setup. On Freelancer.com you can find these types of experts that will craft your project exactly how you need it without sacrificing quality or budget. Invite one to join your project today and see how you can truly benefit from the aid of these professional freelancers!

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    35 份搜到的工作,货币单位为 HKD

    I need a freelancer to build a membership rankings website which features: - A leaderboard: It should display ranks category-wise, offering users the ability to filter and view ranks within different topics of interest. - User profiles: These profiles should clearly show the user's ranking (a Main rank and 7 sub rankings) and also capture and display their sales history. This website allows members that rate transactions they have in the TCG space and gain rank as they transact and trade cards with each other. I'd love to find someone who is really excited about the idea, I can explain the in more depth about the idea when we talk The website should be user-friendly, intuitive, and responsive. I’m looking for a developer with proven experience in designing ...

    $9238 (Avg Bid)
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    I'm looking for a seasoned PowerBI specialist who can integrate a range of data sources into two neat, insightful dashboards and reports. Here's what I need: - Integration: there are two unrelated datasets, both in .csv file format, the larger dataset is already loaded into PowerBI and few relationships and basic graphs were already created - you would continue on where I ended. Second data set will have to be loaded into PowerBI as well but it is independent from first one and contain small amount of data. - Visualization: I don't have any specific requirements regarding visualizations or charts but I will provide examples and details about what I want to visualize. I expect you to have the expertise to determine and create the most meaningful data presentations for the da...

    $344 (Avg Bid)
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    I require a skilled freelancer for online data entry from scanned documents to assist in the creation and update of a database. This project requires meticulous attention to detail and a strong commitment to accuracy to ensure all data sourced aligns perfectly with our database's existing structure and future requirements. **Ideal Skills and Experience:** - Proficiency in data entry with a keen eye for details. - Experience with online data entry projects, specifically handling scanned documents. - Familiarity with database software or platforms. - Strong organizational skills to ensure data is entered in a structured, error-free manner. - Ability to work efficiently under tight deadlines. **Project Requirements:** - Convert scanned documents into digital format. - Enter data accura...

    $16 / hr (Avg Bid)
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    I'm in need of a skilled programmer proficient in Google BigQuery, specifically its Standard SQL version. Recently, I encountered an error while working with a partitioned table, stating: "The query cannot be executed because the table involuted-alpha-377603:cargoaim_main_db.agent_basic requires partition filter and contains unapplied upsert data that is stale based on the max_staleness setting." Here's what I'm aiming for: - *Resolve the current error*: To continue our operations without disruptions. - *Enable new data analysis capabilities*: After fixing the error, I want to explore and utilize more advanced data analysis features that BigQuery offers.

    $759 (Avg Bid)
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    Se requiere DBA Oracle especialista en Oracle Audit Vault para que realice la revisión, instalación y configuración de Oracle Audit Vault

    $149 / hr (Avg Bid)
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    I'm in need of a skilled programmer proficient in Google BigQuery, specifically its Standard SQL version. Recently, I encountered an error while working with a partitioned table, stating: "The query cannot be executed because the table involuted-alpha-377603:cargoaim_main_db.agent_basic requires partition filter and contains unapplied upsert data that is stale based on the max_staleness setting." Here's what I'm aiming for: - **Resolve the current error**: To continue our operations without disruptions. - **Enable new data analysis capabilities**: After fixing the error, I want to explore and utilize more advanced data analysis features that BigQuery offers. **Required Skills and Experience**: - Proficiency in Google BigQuery (Standard SQL) - Experience with part...

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    I'm in need of a proficient D365FO ERD expert who can assist in designing an Entity Relationship Diagram for system blueprinting purposes. The ERD will be applied to financial systems. Your responsibilities will include: - Proficient understanding of ERD design and functioning - Expertise in D365FO - Ability to perform tasks with a focus on system blueprinting - Knowledge in financial systems Your skills and experiences that make you an ideal candidate are: - Experience in designing ERDs for financial systems - Proven skills in D365FO - Track record with system blueprinting - Ability to optimize and troubleshoot ERDs. I'm looking forward to a professional who can design an ERD that will work efficiently with the financial system I'm working on. Your work will be c...

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    I am seeking a skilled Oracle and SQL database specialist who can efficiently assist me with database management tasks. This will include database design, data modeling, and query optimization. Ideal skills and experience you should bring include: - Expertise in Oracle and SQL database - Knowledge in data modeling and database design - Troubleshooting and performance optimization skills - Proven ability to deliver high-quality work under deadlines The main purpose of the project is to enhance database proficiency that encompasses data storage and management, application development, and optimization of performance. The end goal will be to achieve a streamlined, fully-optimized, user-friendly database system. Deadline: 2 days Fix budget mode

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    Looking for a proficient SQL expert to contribute to our ongoing project. The successful freelancer will be experienced in database programming and will exhibit a deep understanding of SQL-based platforms. - Ideal Skills: Extensive SQL knowledge. - Experience: Oracle Database 2 days deadline

    $31 / hr (Avg Bid)
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    I'm in need of a database expect with a particular expertise in Oracle. The main purpose of this project involves SQL and oracel. The professional should be ready for a flexible project scope that may require various Oracle-based data analytical techniques. Ideally, the hired specialist will have experience in a range of data analysis strategies. Deadline: 2 days I would like to make it fix price

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    I'm in need of an individual skilled in file conversion and data management to convert a SAS report to an SQL report, specifically for Tableau. The final output should be able to be utilized efficiently in Tableau. Your bids should reflect: - Your expertise in SAS, SQL, and particularly, Tableau. - Proven experience managing data conversions effectively. - Detail-oriented approach to ensure accurate conversion. - Ability to work within a timeline. Your primary task will involve: - Converting my SAS report to SQL. - Ensuring the SQL report is compatible with Tableau. - Troubleshoot any issues during the conversion. Speed and accuracy are essential for this task, and evidence of previous similar work will be advantageous.

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    I'm looking for a professional who can help me reshape my SQL database into Excel report form, enabling me to manage and run these reports independently in the future. The ideal freelancer should: - Be proficient in SQL and Excel - Have a firm grasp of database reporting and transformations - Understand how to tease out meaningful metrics and data details for presentation The resultant report should include: Access our Autotask backend database using Data Warehouse. (Link Below) I want to be able to take that database and convert it into a nice report that I can send to our customers on tickets. Whats the common issues and similar. I have a Simliar report currently through Bright Guage but Im looking to remove Brightguage and stick with an internal report service. Upon proje...

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    I am seeking a skilled individual to assist in creating a specialized database focused on morphology and morphological awareness, derived from two books I have previously published, alongside other supplied materials. This database will serve as a critical resource for research analysis, educational purposes, and as a language learning tool. **Key Responsibilities:** - **Database Development:** Developing a comprehensive, easy-to-navigate database that integrates information from my published works and additional materials provided. - **Data Analysis:** Answering question customers submit by email or phone about the product specifically and how to use the product. - **Educational Integration:** Ensuring the database serves as an educational resource, supporting language learning an...

    $180 / hr (Avg Bid)
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    SQL Query Optimization Expert Needed ASAP Skills: - Strong knowledge and expertise in SQL - Proficient in query optimization techniques - Advanced understanding of SQL database complexity Project Requirements: - Immediate assistance required for query optimization - Deadline: Within 24 hours Please only apply if you have the necessary skills and can deliver within the specified timeframe. This is an urgent project that requires an expert in SQL optimization.

    $172 / hr (Avg Bid)
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    I am looking for an experienced freelancer to craft a sophisticated nested IF statement in Airtable, designed to navigate through multiple conditions to provide diverse outcomes. This formula is crucial for enhancing my project management workflow, and your expertise can make a significant difference in how efficiently we can process data. Here’s what you need to know: - **Formula Complexity**: The core task involves developing a nested IF statement which can: - Evaluate various conditions. - Output differing results based on those evaluations. - **Data Types**: The conditions to be evaluated in the nested IF statement are based on: - Text fields, such as names and statuses. - Numeric fields, including sales figures and quantities. **Ideal Skills and Experience**: - Profici...

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    DB Architect: 4 天 left
    已验证

    Requirement is very clear I need DB Architect: Start Date – Immediate Work Mode – Remote Work Hours : 11.30 AM to 8.30 PM ( May stretch depending on deliverables) Exp: 12 YRS (Minimum) ü Proven expert at writing SQL code with at least 10 years of experience. ü Must have 5+ years of experience working with large data with transactions in the order of 5 – 10M records. ü Expert at performance tuning, Transactions, Dead Lock management, Triggers etc. ü Proven expert in Modeling enterprise-grade databases and architecture. Very strong at Entity Relationship. ü 5+ years of experience modeling loosely coupled relational databases that can store tera or petabytes of data. ü 3+ years of proven expert in working with large Data Warehouse. ü ...

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    Efficient DB Design 4 天 left
    已验证

    I'm seeking a skilled database designer to create an advanced system that significantly enhances our data handling capabilities. The core objectives is to design DB in a way where it can be stored efficienciently, boost retrieval speed, and ensure utmost data integrity. This project requires precision and forward-thinking to lay a robust foundation for our data management ecosystem. **Ideal Skills and Experience:** - Expertise in database systems (Sql & NoSql) - Proven track record in optimizing database architectures for performance and reliability - Strong understanding of data security and integrity measures - Familiarity with the demands of various industries, enabling a flexible and adaptable approach to design **Project Goals:** - **Storage Efficiency:** Implement compact,...

    $4346 - $8692
    加封 保密协议
    $4346 - $8692
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    Fast MongoDB Cloud Restore 4 天 left
    已验证

    I'm in need of someone with expertise in MongoDB and cloud-based backup solutions to quickly restore my database from a cloud backup. Experience and speed are of the essence, as I require this project to be completed ASAP. Ideal Skills and Experience: - Proficient in MongoDB database management Project Requirements: - Execute a full restoration of the MongoDB database from the cloud backup - Conduct thorough testing to ensure the restored database is fully functional and intact - Provide a brief report on the restoration process, any issues encountered, and the final status of the database The project needs to start immediately, so prompt responses and availability to begin work are crucial.

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    Tesla Data Insights Capture 3 天 left
    已验证

    I'm looking to develop a solution to collect real-time Tesla telemetry data through the vehicle interface. This project aims to harness crucial information to better understand vehicle performance, optimize battery usage and health, and analyze driving behavior and patterns. Given the complexity and real-time nature of data collection, the ideal freelancer for this job would possess the following: - Strong background in automotive software development, especially with electric vehicles. - Proficient in working with vehicle interfaces for data collection. - In-depth knowledge of data processing and analytics for real-time data streams. - Experience in developing mobile or web applications to display collected data insights. - Understanding of Tesla’s technology stack or similar ...

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    I am seeking a Power BI expert who can help me with data visualization, report creation, and the development of dashboards for interactive KPI monitoring. Familiarity with operational KPIs and experience in utilizing SQL databases for data sources are essential. Key responsibilities will include: - Visualizing and interpreting data - Creating in-depth, detailed reports - Designing interactive dashboards to facilitate efficient KPI monitoring The ideal freelancer will: - Be proficient in Power BI tools. - Have experience in the use of SQL databases. - Have a proven track record of operational KPI analysis. I will provide all necessary data from a SQL database. I look forward to working closely with a qualified consultant to improve our monitoring and understanding of key business metr...

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    I am seeking an innovative solution to transform plastic waste management through a unique plastic credits system. This project is dedicated to not only reducing plastic waste but also providing meaningful empowerment and financial incentives to waste scavengers. We aim to create a sustainable ecosystem where plastic waste is a currency for positive change. **Core Functionalities Needed:** - *Waste Empowerment*: Enable scavengers to earn credits efficiently. - *Tracking System*: Accurately track waste volume and type. - *Credits Calculation*: Develop an algorithm to calculate credits based on specific criteria. - *Data Analysis & Reporting*: Insightful data interpretation for continuous improvement. - *Waste Verification*: Ensure reliability through a thorough waste verification proce...

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    I need an experienced MS SQL developer to make specific modifications to our in-place custom ERP system. Key Tasks: - Report Generation: The expert should be able to develop new reporting formats, presenting our data in better, more insightful ways. - Data Integration: Seamless integration of data from various sources within our organization is critical. I'm not looking for any user interface modifications at this time, so you can focus on the technical aspects of data handling and report generation. The project should be completed within a month. This role requires a skilled individual with experience in MS SQL and ERP customization. A history of similar data integration and report generation tasks would be advantageous. Your roles and responsibilities will be to understand o...

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    As the client for this project, I'm in search of an experienced developer who can proficiently handle the assignment of synchronizing products of more than 500 e-commerce partner sites, all of which operate on the same platform. Essential details: * You'll focus on all key data areas to ensure our e-commerce site is updated and consistent: product images, descriptions, and prices. * Making certain that synchronization is error-free and smooth will be a vital part of your job. Ideal Skills and Experience: * Extensive experience with MERN Stack * Proven capability in synchronizing large amounts of data across diverse e-commerce sites * A keen eye for detail, ensuring all product information is systematically accurate and up-to-date

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    I'm seeking a proficient Oracle 11g professional to help with data extraction and analysis related to customer and order data. Key responsibilities: - Query and analyze extensive customer and order data using Oracle 11g. - Extract relevant information for the purpose of in-depth analysis. Ideal candidate has: - Proven experience using Oracle Database 11g. - Exceptional skills in data extraction and analysis. - Experience with large sets of customer and order data. - An analytical mindset and attention to detail.

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    Project Brief for Interactive Telegram Game Bot Overview: Seeking a skilled developer to create an innovative and engaging game bot for Telegram. This project involves developing a bot that offers a unique, interactive gaming experience within Telegram group chats. Objective: To develop a bot that enhances social interaction and provides entertainment in Telegram groups, leveraging a creative and interactive gaming concept. Key Features (General Overview): Interactive Gaming Mechanism: A fun and engaging way for users to interact with the bot and each other within the chat. Dynamic Content: The bot should offer varied content to keep the game fresh and engaging. User Participation: Features allowing users to engage directly with the game and influence outcomes. Scoring System: Implement...

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    I'm seeking an expert in Oracle SQL or PL/SQL to craft a sophisticated query that will be pivotal for our reporting needs. The essence of this project revolves around retrieving data effectively, necessitating an adept handling of multiple table joins. **Key Requirements:** - Deep understanding of Oracle database systems. - Proven track record in writing complex SQL or PL/SQL queries. - Proficiency in creating queries for data retrieval aimed at reporting, with an emphasis on efficiency and accuracy. - Experience with complex joins involving multiple tables, ensuring seamless data integration and optimization. **Ideal Skills and Experience:** - Excellent knowledge of Oracle's advanced features and best practices. - Strong problem-solving skills to navigate the intricacies of m...

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    MySQL Database Expert Needed 1 天 left
    已验证

    CONTACT ME OR BID ONLY WHEN YOU UNDERSTAND THE ATTACHMENT. I'm urgently in search of a proficient MySQL database modeling expert to architect a robust database solution. My project requires immediate attention, with an ideal completion timeline as soon as possible. **Key Requirements:** - **Deep Knowledge in MySQL**: You should have extensive experience in designing, modeling, and implementing MySQL databases. - **Problem-Solving Skills**: Ability to quickly identify problems and devise efficient solutions. - **Efficiency and Speed**: Given the urgent nature of this project, I require someone who can work swiftly without compromising on quality. - **Experience**: Previous experience with various types of databases, especially MySQL, is crucial. While the primary purpose of the da...

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    I'm in search of a highly skilled database professional to handle a medium-sized project requiring expertise in handling databases of moderate complexity. PLESE REFER THE DOCUMENT FILE BEFORE DM. Ideal skills: - Broad understanding of various database types, with the ability to work on the best-fit solution for the project. - Expertise in optimizing data for ease of access and performance. - Excellent problem solver and able to handle a database of moderate complexity. Goals: - The main purpose and goal of this project has not been specifically defined, but entails involving database expertise for a mid-scale project. While the specifics of this project have not been outlined, freelancers with a versatile understanding and experience across various database structures are es...

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    Advanced Databases Exam Drafting 21 小时 left
    已验证

    I'm searching for an expert in Advanced Databases who can construct an exam paper of advanced difficulty. Ideal Skills and Experience: - Comprehensive knowledge of Advanced Databases - Experience in creating exam papers and academic content Requirements: - The exam paper should contain 10-20 questions - Questions should be of advanced difficulty level - Questions should test in-depth knowledge of Relational algebra, sql queries and intro concepts of databases Please ensure the draft is challenging and appropriately represents Advanced Databases.

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    As a UX Designer, I'm looking for a developer experienced in the creation of subscription-based websites for selling products or services. Responsibilities include: - Giving insights on the project initiation - Building a website to sell service on a subscription model. - Integrating Credit Card and PayPal as payment options. - Storing videos and messages that user uploads Key User Data Collection: - Contact information - Next of kin details - Recipients list - Videos and messages This website would be a digital legacy service, saving videos and messages of users that would like to leave a last message to their loved ones in case of a sudden death. Users would have to give details of next of kin person, and recipients details. The website should be very secure as it would stor...

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    I'm seeking a skilled freelancer to create a powerful Power BI dashboard that seamlessly integrates with online databases to help our team monitor our performance more efficiently. The ideal candidate will bring a wealth of experience to the table, making it easy to convert complex data into actionable insights. **Key Requirements:** - Profound expertise in Power BI and data visualization. - Strong experience in integrating online databases with Power BI. - Ability to translate business requirements into technical specifications and create engaging, informative dashboards. - Excellent problem-solving skills and attention to detail. **Your Application Should Include:** - Your experience related to Power BI projects, especially those involving online database integration. - A brief ov...

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    Seeking a skilled technician to install and tune IBM PAM for optimized performance. - Task Involves: Installation and fine-tuning of IBM PAM (Privileged Access Manager) after the database is migrated from Mysql to Oracle. - Goals: The chief aim of this project is to boost the performance and reliability of IBM PAM. Ideal Skills and Experience: - Experience with IBM PAM - Knowledge of performance tuning - Solid problem-solving abilities - Strong attention to detail. - Oracle DBA Looking forward to working with a professional who can assist us in meeting these objectives. More details: We are in the process of bidding a project with a large customer who is migrating the database behind their existing IBM PAM system from MySQL to Oracle. The project will begin some...

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    I do stock trading using Excel and Python. Strategy is currently in Excel and Python checks the cell values to do the trading. Everything is working fine , but is slow because of very high read write to excel. I want to convert this code so that it runs fast , so read the data from excel once , do all the calculations in python , send buy sell signal to broker directly and only write to excel in case of changes in positions etc. Using Python , Pandas , XLWings for now

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    Versatile Database Data Extraction 已经结束 left
    已验证

    I am currently seeking a seasoned professional to perform data extraction from databases. It appears this project was inadvertently left without specification on the type of data required; whether text, numerical or image, which provides an opportunity for those with broader skills and the ability to handle diverse data types. This project could benefit from: - Expertise in data extraction, mining and analysis - Proficiency working with an array of databases Although the focus is on the extraction process, providing a detailed project proposal in your application would be invaluable. This would include a step-by-step guide on your extraction process, the system you intend to use, and how you plan to structure and deliver the task within a timeline. Leveraging on previous experiences simi...

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    We are looking for a database developer/compiler who can help us develop and maintain our databases. The ideal candidate will have experience with both SQL and NoSQL databases, and will be able to write efficient and reliable code. They will also be able to work with our team to ensure that our databases are up-to-date and meet our needs.

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