Κατασκευή Βάσης Δεδομένων 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!

Από 171,895 αξιολογήσεις, οι πελάτες αξιολογούν τους Database Development Experts με 4.84 από 5 αστέρια
Πρόσλαβε Database Development Experts

Φίλτρο

Οι πρόσφατες αναζητήσεις μου
Φιλτράρισμα κατά:
Προϋπολογισμός
σε
σε
σε
Είδος
Δεξιότητες
Γλώσσες
    Κατάσταση Δουλειάς
    26 δουλειές που βρέθηκαν, με τιμές EUR
    High-Speed 1.5TB Database Cloud Transfer 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I need a seasoned professional to help me transfer a 1.5 TB database file from my on-premise server to a cloud platform, with the aim of hosting an application in the cloud. Key Requirements: - The database file is 1.5 TB in size. - The current downtime should not exceed one day. - The bandwidth available is 100mb. Ideal Skills and Experience: - Proven experience in large-scale database transfer to cloud environments. - Proficiency in minimizing downtime during data transfer. - Strong understanding of cloud platforms to ensure optimal performance post-transfer. Please share your relevant experience and approach for this project.

    €296 (Avg Bid)
    €296 Μέση Προσφορά
    12 προσφορές

    I require an expert in Excel, SQL, and Power BI to help me with a complex data analysis and reporting project. Key Tasks: - Data Manipulation and Analysis: Your primary responsibility will be to handle extensive data manipulation and analysis using Excel. This would include cleansing, transforming, and summarizing data to provide meaningful insights. - Creating Charts and Graphs: You will be required to create visually appealing and informative charts and graphs to represent the data effectively. - Automating Tasks with Macros: You will need to automate various tasks using macros to improve efficiency. SQL Work: - Database Design and Creation: You will be involved in designing and creating a database that will support our data needs. - Query Optimization and Performance Tuning: You'...

    €11 / hr (Avg Bid)
    €11 / hr Μέση Προσφορά
    17 προσφορές
    ChatGPT Chatbot/Search 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    We need someone to create a ChatGPT Chatbot to be able to search our database, to return search results. There's around 1,500 records in the database. It's not a complex job for someone well-versed with chatbots and ChatGPT English must be a first language for this project

    €91 (Avg Bid)
    €91 Μέση Προσφορά
    7 προσφορές
    Azure Data Engineers for Migration & Engineering 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I'm in need of a data engineer with expertise in Azure to handle a crucial data migration project and potentially other data engineering tasks. Specifically, I need assistance with migrating on-premises data to Azure. Key Tasks: - Conduct a seamless migration of on-premises data to Azure, ensuring minimal disruption to operations and data integrity. - Potentially, work on other data engineering projects as needed. Ideal Skills: - Proven experience as a data engineer, with specific experience in Azure. - Deep understanding of data migration, particularly on-premises to cloud. - Familiarity with relevant tools and methodologies for data migration. - Strong problem-solving skills to overcome any obstacles during the migration process. - Flexibility to work on additional data engineerin...

    €12 / hr (Avg Bid)
    €12 / hr Μέση Προσφορά
    10 προσφορές

    I'm looking for experienced Microsoft Access professionals to handle data entry and management specifically for customer information. The Access system will focus on: - Handling and managing customer contact details - Storing personal information about customers - Tracking services expiration dates - Time services management The freelancer applying for this project should have prior experience in database design, optimization, reporting and analysis using Microsoft Access. Experience in managing customer-oriented databases would be an added advantage. Your competencies should also include efficient time management and a keen eye for detail to ensure no entry goes amiss. With your skills, you should be able to develop an intuitive and user-friendly Access database that allows seamle...

    €478 (Avg Bid)
    €478 Μέση Προσφορά
    37 προσφορές
    Build Hairkut Website + Mobile App (iOS+Android: Front+Backend ) 5 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    We are looking to outsource the development of the website and mobile apps for a product in the haircutting industry. Currently looking to build an MVP App iOS + Android Register Login (email) Database to include Images and text Search, book and pay for an appointment Calendar function Settings page Website Register Login Schedule Staff management Settings page More detailed information on the particular systems and paper designs will be provided upon the commissioning of the project. Descriptions and commissioning will be for MVP but there is further development planned, if the development of the first phase is successful. A plan for post launch support is not required but it would be helpful in discussion (presumably to be charged separately on an ongoing basis...

    €10556 (Avg Bid)
    Προεξέχον ΣΜΓ
    €10556 Μέση Προσφορά
    150 προσφορές
    Troubleshooting and Fixing Website Files 5 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I'm in need of a developer who can help me with a website issue. The site is facing problems with some files (possibly PHP) and the content display is affected. Key Responsibilities: - Identify and resolve the root cause of the problem causing the missing files - Address the code that's missing from the site - Ensure the content display is back to normal The ideal candidate for this project should have experience with: - PHP - Database management - Troubleshooting and debugging - Understanding of content display on websites Please note that the issue seems to be code-related and I have not made any recent changes to the site.

    €114 (Avg Bid)
    €114 Μέση Προσφορά
    66 προσφορές
    SQL Expert for Database Design & Optimization 5 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I'm in need of skilled SQL guru to support me with my project. Some of the tasks include handling database design, query optimization and data migration. Attributes and Experience Required: - It's essential you have advanced level SQL skills (more than 3 years experience). - Experienced in both basic and intermediate tasks, while also capable of tackling advanced tasks. - Database design and optimization expertise. - Proven track record in managing data migration. In your application, illustrate on your vast SQL experience. Share previous projects you've worked on. Proven expertise will be a determining factor for this job's selection.

    €25 (Avg Bid)
    €25 Μέση Προσφορά
    29 προσφορές
    Trophy icon convert a conceptual ERD to a logical ERD 2 μέρες left

    I need to convert a conceptual ERD to a logical ERD (See attached image below). The logical ERD should only include primary and foreign keys. I need the prpject ready by 25th/26th Skills and experience needed: - Proficient in database design, specifically with MySQL - Understanding of primary and foreign keys - Familiarity with normalization forms - Ability to convert conceptual ERD to a logical ERD

    €23 (Avg Bid)
    Sales Data Visualization in Power BI 5 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I'm in need of a proficient Power BI developer with a keen understanding of data modeling and transformation for the purpose of creating an intuitive dashboard. This dashboard will primarily focus on showcasing our sales and market data. Most of the data would be related to Transportation and Logistics Domain, for eg : Port Wise Performance Customer Support Analysis Database would be PostgreSQL Key Components: - Incorporation of various visuals such as line and bar graphs, pie and doughnut charts and maps to effectively represent geographical data. - Advanced skills in handling complex sales and market data, and ability to visualize this in a digestible manner are essential for this task. - Familiarity with creating reporting tools using similar datasets will be highly appreciated....

    €643 (Avg Bid)
    €643 Μέση Προσφορά
    16 προσφορές

    I need someone who can create a database in MS Excel for Invoices Log (tracking for already processed invoices) with the following features. 1- A list of all invoices (Master List). 2- A list of all Contracts. 3- A list of all Purchase Orders. 4- A list of Approvers who is approving the invoices. 5- A list of Accounts. 5- All of these list should be linked with each other. There should be a Dashboard (Main Page) with link to the pages (Add Invoice, Search Invoice, Search Approver, Search Contract, Search PO, Search Account and Reports pages) on the top, and below the page list there should be the statistical data of the database. For Add New Invoice page, I should be able to add an invoice details, and if it's related to a contract or purchase order, I should be able to add the Con...

    €146 (Avg Bid)
    €146 Μέση Προσφορά
    57 προσφορές
    WordPress Content Creator & Video Producer 4 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I am replacing a key person to run my WordPress website which includes uploading videos to You Tube, using trello for task management. This person should be able to create compelling written content with entertaining images, info graphics to sell news with the least text possible, engage and entertain the audience, produce video content and lists over night, ready for the next day, and produce reports of the performance and effectiveness of the articles, videos. Come up with new content ideas to grow the audience participation and engagement. Recieve 2 articles per night from other sources, anti plagurise them, change them and publish 2 news articles per day. Key Tasks: - Content Creation: You'll be tasked with recieving either voice files, links to content, changing them to te...

    €9 / hr (Avg Bid)
    €9 / hr Μέση Προσφορά
    56 προσφορές
    Urgent PowerBI Error Fix Needed 4 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I'm in need of a PowerBi expert to resolve a critical error for me. The error message reads: "Failed to save modifications to the server. The error returned: 'Relationship '59f250b2-ca16-47f4-8a50-ba4d8636a1ed' points to deleted column 'Setter 2' in table 'Bridge of Setter'." - Urgency: The task should be completed within 24 hours. - Documentation: I don't need any documentation on how the issue is resolved, just the solution itself. - Dataset Access: Unfortunately, I can't provide access to the original dataset. The expert will need to resolve the issue without it. Skills and experience required: - Proficient in PowerBI with experience in resolving server-related errors. - Ability to work under tight deadlines and deliver work ...

    €1 - €4 / hr
    Σφραγισμένο ΣΜΓ
    €1 - €4 / hr
    2 προσφορές
    Oracle Database Performance Enhancement Expert Needed 4 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    We are currently experiencing significant performance issues with our Oracle database under heavy loads, leading to frequent hangs and disruptions in our operations. To address this critical situation, we are seeking the expertise of an experienced Oracle Advanced DBA freelancer. We require a professional with the following qualifications and skills: - Extensive experience in Oracle Database Administration, particularly in high-load environments - Proficiency in performance tuning, query optimization, and troubleshooting - Familiarity with Oracle Enterprise Manager and other monitoring tools like aws performance insights The main responsibilities will include: - Diagnosing and resolving performance issues - Implementing best practices for database management and optimization - Ensuri...

    €274 (Avg Bid)
    €274 Μέση Προσφορά
    17 προσφορές
    Customizable AI-Driven Chatbot SaaS Development 3 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I'm in need of a skilled developer who can create a chatbot SaaS platform. The primary purpose of this platform is to enhance customer service on business and educational websites. In order to effectively address this requirement, the chatbot should be AI-powered. Key Requirements: - Development of a customizable chatbot SaaS platform: The chatbot needs to be easily adaptable and integrable for both educational institutions and businesses. - AI-powered Chatbot: The chatbot should be equipped with AI capabilities to facilitate efficient and effective customer service. - Integration Capabilities: The chatbot should seamlessly integrate with CRM software for customer management and live chat support. Ideal Skills: - Proficiency in chatbot development, particularly SaaS platforms. - Exp...

    €2276 (Avg Bid)
    €2276 Μέση Προσφορά
    112 προσφορές

    I'm seeking a professional to design an ERD (Entity Relationship Diagram) for use in business analysis. I've skipped clarifying the specific type of ERD needed, implying flexibility on how to best approach the task. This task includes, but is not limited to: - Drawing up an ERD based on data provided - Creating a simple EVA on the data provided - Guiding its use for business analysis tasks - Assuring its potential for further business application Ideal candidates will have experience in ERD design, business analysis, and applicable database knowledge. Please include applicable skillsets in your bid. Your approach and understanding of the task will make a difference when choosing the freelancer.

    €149 (Avg Bid)
    €149 Μέση Προσφορά
    18 προσφορές

    I am looking for a developer with experience on modding Call of Duty Black Ops 2 and bot development on Discord. The project objectives include: CUSTOM IN-GAME COMMANDS AND PERKZ - Creating custom Plutonium server settings for Black Ops 2 Zombies. - For the commands, i want there to be the basic commands that anyone can use, and “vip” commands for the players who have vip role. - Most if not all of the custom perks scripts i want have already been published on the plutonium forum. - Also needs stats tracking DISCORD BOT - Developing a Discord bot capable of linking a player's Discord account to their in-game GUID. - Granting players access to vip in-game commands thru the discord bot - in-game points rewards for when a player links their discord account to their in g...

    €421 (Avg Bid)
    €421 Μέση Προσφορά
    10 προσφορές

    I'm seeking a data entry specialist with a knack for precision to type data from PDFs into an online database. Key Requirements: - As a data entry specialist, you will be responsible for the accurate and timely entry of data from PDFs into our online database. - The data format should match the original PDFs, with no specific validation rules needed. - The ideal candidate will be detail-oriented, with a proven track record of data entry. If you're someone who enjoys working with data and has an eye for detail, this could be an ideal project for you.

    €240 (Avg Bid)
    €240 Μέση Προσφορά
    108 προσφορές
    MS Access Form Input Design 1 μέρα left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I require an expert in MS Access and Visual Basic programming to design a user-friendly form input interface for my project. - This interface should be intuitive and be capable of capturing and effectively managing predominantly text data. - Familiarity with database systems and strong understanding of user interface design principles will be extremely advantageous. - I'm looking for someone who can deliver quality work promptly. Demonstrative past experience in similar tasks will be highly advantageous.

    €20 / hr (Avg Bid)
    €20 / hr Μέση Προσφορά
    70 προσφορές
    Online Database Data Entry from PDF 1 μέρα left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I'm seeking a data entry specialist with a knack for precision to type data from PDFs into an online database. Key Requirements: - As a data entry specialist, you will be responsible for the accurate and timely entry of data from PDFs into our online database. - The data format should match the original PDFs, with no specific validation rules needed. - The ideal candidate will be detail-oriented, with a proven track record of data entry. If you're someone who enjoys working with data and has an eye for detail, this could be an ideal project for you.

    €46 / hr (Avg Bid)
    €46 / hr Μέση Προσφορά
    34 προσφορές

    I need a proficient database developer (PHP Developer) to create a specialized system for my dental equipment repair company. The database will cater to a sizeable clientele of 5000 customers. The details to be incorporated include: * Equipment type (X-ray machines, Dental chairs, Autoclaves) * Maintenance history * Customer details (Clinic name, number, email address etc.) In order to succeed in this project, you should have: * Strong database creation skills with the ability to account for our unique needs * Experience in the healthcare sector, specifically knowledge of dental equipment * Excellent problem solving and critical thinking skills for effective database design * Understanding of confidentiality requirements given the sensitive nature of the customer data This system wi...

    €390 (Avg Bid)
    €390 Μέση Προσφορά
    41 προσφορές

    We are on the lookout for an exceptional Senior Golang & Blockchain Developer to join our innovative team. The ideal candidate will have a robust background in software development with more than 7 years of experience, a strong command over various programming languages, and excellent communication skills. Responsibilities: Develop, test, and deploy smart contracts and blockchain-based applications. Design and implement scalable and maintainable microservices architecture. Collaborate with cross-functional teams to deliver high-quality software solutions. Optimize backend processes using Golang for enhanced system performance. Ensure the integration of frontend and backend systems for seamless user experiences. Containerize and orchestrate microservices using Docker and Kubernetes. Sk...

    €1140 (Avg Bid)
    €1140 Μέση Προσφορά
    39 προσφορές

    I'm seeking a proficient Access Database designer to build an advanced and fully functional task management system. Key Features: - Data Entry Forms: These should be user-friendly and designed for efficiency. - Reporting and Analysis Tools: I need to be able to easily track productivity and analyze task-related metrics. - Data Validation Rules: The system needs to ensure the accuracy of inputted data with stringent validation rules. Structure: The database should consist of 5-10 interlinked tables for comprehensive task tracking and management. Ideal skills and experience for this job would include: - Extensive experience with Access database design, specifically around task management systems. - Strong ability to translate user needs into functional system features. - An understa...

    €31 / hr (Avg Bid)
    €31 / hr Μέση Προσφορά
    37 προσφορές

    I'm looking for a skilled professional to improve the accuracy of my cloud-based database. To achieve this, the tasks at hand include: - Identifying and removing duplicate entries - Standardizing data formats to ensure consistency - Conducting routine data cleaning checks to maintain accuracy Ideal candidates should have: - Proven experience in data cleaning and management - A deep understanding of cloud-based database systems - Strong communication skills as I prefer to get updates and progress reports through an instant messaging app.

    €375 (Avg Bid)
    €375 Μέση Προσφορά
    24 προσφορές
    PostgreSQL & Cassandra Database Consultants Needed 1 μέρα left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Our development team just wrapped up front end development for a large-scale website. At this critical juncture, we're seeking advice to ensure that our back-end databases - PostgreSQL and Cassandra - will be optimally performing and highly available. Key areas of consultation include: - Performance optimization strategies - Replication and high availability options - Ideal design of databases to accommodate the scale of our website Ideal professionals would bear extensive experience with both PostgreSQL and Cassandra databases, as well as a keen understanding of integrating front-ends to back-end databases. Your prior work with large-scale website infrastructures will greatly benefit our project. Database optimization and design aptitude is a crucial requirement for this task.

    €33 / hr (Avg Bid)
    €33 / hr Μέση Προσφορά
    32 προσφορές
    Database Developer/ Compiler needed Έχει λήξει left

    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.

    €19 / hr (Avg Bid)
    €19 / hr Μέση Προσφορά
    11 προσφορές

    Προτεινόμενα Άρθρα Μόνο Για Εσένα

    If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
    11 MIN READ
    Learn how to find and work with a top-rated Google Chrome Developer for your project today!
    15 MIN READ
    Learn how to find and work with a skilled Geolocation Developer for your project. Tips and tricks to ensure successful collaboration.
    15 MIN READ