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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!

A partir das avaliações de 163,352, os clientes avaliam nosso Database Development Experts 4.84 de 5 estrelas.
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    34 trabalhos encontrados, preços em EUR

    Estoy buscando un profesional con experiencia en el desarrollo de software, que pueda crear una aplicación que me permita gestionar las diversas plataformas sociales y servicios de mensajería que utiliza mi empresa. Características requeridas: - Administrar varios números de WhatsApp, cada uno correspondiente a una área diferente de la empresa. - Manejar diversas cuentas de redes sociales. - Administrar nuestras bases de datos de clientes. - Permitir ver la ubicación de los clientes tienen sus negocios mediante GPS. - Planificación de entrega de pedidos mediante una ruta en GPS. - Adjunto el formato básico que tenemos para el manejo de las bases de datos de clientes. Algo que es fundamental para nosotros es que el software pueda en...

    €676 (Avg Bid)
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    We are seeking a skilled Rust developer proficient in utilizing the Axum/Tokio frameworks within a high-performance environment. The ideal candidate will possess demonstrable experience in architecting and managing systems handling substantial loads with concurrent requests. The role entails collaborating on a real-time bidding (RTB) exchange platform, targeting an average response time of 100 ms under a load of 200k requests/second, all hosted on a single server without horizontal scaling. Key responsibilities include efficient handling of requests, which involve intensive geospatial database operations, demanding significant CPU resources, and managing high I/O logging. A paramount focus on performance optimization while preserving data integrity is essential. While Rust is the primar...

    €27 / hr (Avg Bid)
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    MySQL Recovery Specialist Needed 6 dias left
    VERIFICADO

    I need a data recovery expert. My ibdata file is corrupt and MySql wont start. I have attempted innodb force recovery it does not work well. I am trying to use TwinDB unDrop for innodb tool, it works somewhat but data is garbled. I do not have .FRM files but I do have the structures anyway. I need a SPECIALIST. Please start proposal with "innodb" or you will not be considered.

    €98 (Avg Bid)
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    I'm seeking a highly skilled database administrator to perform a significant Oracle to MySQL database migration. My existing database is extensive, well above 10GB, and encompasses structural components including schemas, data, stored procedures and triggers. Key elements of the project include: 1. Migrating Schema/Data: Careful movement of all schema definitions and data is essential to ensuring seamless transition without loss. 2. Transferring Stored Procedures: Stored procedures currently in place within the Oracle database will need to be assessed and recreated effectively in the MySQL environment. 3. Triggers Implementation: All triggers in use within your Oracle setup will also require migration. While the size of this project is substantial, there's no need for top...

    €589 (Avg Bid)
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    SaaS Chat Service Development 6 dias left
    VERIFICADO

    I'm seeking a seasoned developer who can help me build a SaaS platform tailored for chat services. The ideal freelancer for this endeavor should have experience in developing SaaS platforms, be familiar with chat services and equipped with a strong grip on UI/UX for creating user-friendly interfaces. Key features I want on the platform include: 1. Instant Messaging - I require the ability for users to send and receive messages instantly, providing seamless communication for users. 2. Dashboard and Report - This is a critical part of the platform. The dashboard should give a visual representation of data in real-time. This will aid in quick user decision making. 3. Customizable Reporting Templates - I wish for users to tailor their reporting templates to best suit their needs, pro...

    €20 / hr (Avg Bid)
    ADC
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    Azure Data Lake Development 5 dias left
    VERIFICADO

    I need a capable Azure data architect for my project. The primary task at hand is setting up a data lake architecture in Azure. Key Job Details: - The type of data to be stored in the Azure Data Lake is semi-structured. This will require a knowledgeable understanding of managing and processing semi-structured data. - The expected data size for the Azure Data Lake will be less than 1 TB. Therefore, I need someone experienced in setting up and maintaining data lakes of this scale in Azure. Ideal Skills: - Extensive experience with Azure data architecture, specifically data lakes. - Proficiency in handling semi-structured data. - Proven track record of working with Azure Data Lakes up to 1 TB. This project is a great opportunity for professionals looking to leverage their Azure data ar...

    €78 (Avg Bid)
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    I'm looking for a skilled database designer and developer to create a robust, secure online database system for the schools in Jiwaka Province, Papua New Guinea. The target is 51 or more schools, so scalability and performance are key. Main Jobs: - Designing a comprehensive database system - Developing the database to be accessible online - Ensuring real-time data updates Key Skills & Experience: - Proven expertise in database design and development - Strong understanding of web technologies for real-time data updates - Proven experience with large-scale projects Additional Considerations: - Since we have no preference for the type of database system employed, I would appreciate your suggestions based on the context of the project. - There are no pre-set custom requirement f...

    €7473 (Avg Bid)
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    For my company, I am searching for a highly competent freelancer or organization to design a MySQL database. My requirements are as follows: - The first priority is to be able to securely store and retrieve data efficiently and effectively. We're dealing with over 500 tables and data points, so the design must be optimized for extensive data handling. - Second, the database should be capable of analyzing the data and generating reports. Thus, applicants with a strong background in data analysis will have an advantage. - Last but not least, the system must integrate perfectly with our existing systems to allow smooth data transfer and operation. Skillset and Experience: - Proficient in MySQL DB design, data modeling, and optimization - Skilled in data storage and retrieval m...

    €254 (Avg Bid)
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    As a financial company, we are currently looking for a highly skilled freelancer who can assist us in enhancing our interactive review document system. • We need to include between 5 and 10 categories out of our total 15, allowing for the best and most relevant information to be provided to our clients. • One of our prerequisites is the ability to customize the questions within each category. We need a system that combines pre-set templated questions with the ability to add custom ones as well. • For each category, we are aiming to have between 5 and 10 templated questions, providing a broad yet focused scope of information. The ideal candidate would be an experienced database designer, with experience in customizable database systems. Familiarity with the financial indu...

    €36 / hr (Avg Bid)
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    I'm seeking an expert who can facilitate comprehensive administrative access to a database of Cobas lab instruments. Your primary responsibilities will include: - Enabling viewing, analysis, and modification of the instrument data - Facilitating administrative access, ensuring we can update data across all levels - Utilizing the API for both adding new instruments to the database and conducting data analysis Efficiency, attention to detail, and familiarity with Cobas lab instrument data is essential for this project. Previous experience working with similar databases will be considered an advantage.

    €481 (Avg Bid)
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    15 ofertas

    I'm in need of a SQL engineer with specialization in query optimization and extensive knowledge of MySQL. The project will involve fine tuning basic single-table queries for better performance in MySQL database. Ideal skills and experience include: - Expertise in MySQL database management - Proficiency in SQL query optimization - Ability to troubleshoot and debug errors Your responsibility would be to collaboratively review the existing database structure, and optimize the SQL queries in order to improve the performance, reduce the run time and the load on the server. This task requires clear understanding of SQL code, MySQL database design principles and industry best-practices. With your technical expertise, I'm looking forward to make mydatabase operations more efficient.

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    We are looking for ETL ODI Developer for long term contract role who can support us 8 hours a day from Mon- Friday Experience 7+ years Long Term Work Hours 10.30 am – 07.30 pm IST Remote Key Skills : • 7 + years’ experience in building function & store procedure using ODI too and 3+ Years in Project Management • Strong in Agile, JIRA • Design Data warehouse table and applicable documentation. • Develop table creation scripts and execute the scripts for the Database Administrator (DBA). • Analyze data sources and determine data relationships to pair with the business requirements documentation (BRD). • Familiarity with data quality issues and Exact, Transform, Load (ETL) processes • Design and develop Extract Load Transform (ELT) process ...

    €1134 (Avg Bid)
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    TikTok-AI Engagement Booster 4 dias left
    VERIFICADO

    I am seeking an experienced and innovative professional to enhance the engagement on my TikTok platform, titled 'TikTok-AI'. Despite having a fascinating idea, information about the specific methods to be used is missing. But, your creativity and prior experience with social media platforms, especially TikTok, will be highly appreciated in strategizing and implementing tools that can boost user interactions. This task needs: - Strong understanding of social media engagement strategies - Previous experience with TikTok is highly desirable - Knowledge in recommendation algorithms, interactive features and content discovery mechanisms - Deliverable ASAP. Time efficiency is crucial.

    €442 (Avg Bid)
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    I'm looking to develop a searchable database that would honor military veterans who have passed away within two years of discharge in the last two years. This project involves: - Constructing a memorial database with a simple, intuitive interface. - The database should only store the veterans' names and dates of discharge and death. - It needs to be searchable, meaning users should be able to easily find specific names and corresponding dates. The ideal freelancer for this project would have experience in database development, especially with respect to creating searchable interfaces. Understanding and respect for confidential information are paramount as we'll be dealing with sensitive data. A background or interest in military-related projects can be a plus.

    €424 (Avg Bid)
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    Hola! Necesitamos implementar el envio de recordatorios de reuniones de calendly por WhatsApp utilizando la plataforma wazzup.

    €17 (Avg Bid)
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    We are seeking an experienced developer to create a web application that enables users to engage in a chat with documents (including PDF and other formats) using artificial intelligence. This means asking questions and receiving responses based on information from uploaded files. Our primary solution supposes integrating with the OpenAI API, although we are open to considering alternative options. We consider the project as an example of what we aim to achieve. Requirements: - Implementation of RAG (Retrieval-Augmented Generation) functionality using the LangChain framework or similar methods. - Development of standard web application functionality, including a database for storing files and user information, authentication, payment systems (Stripe, PayPal, etc.), email notifications,...

    €695 (Avg Bid)
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    I require assistance in generating a complex report from multiple data sources within a custom application. The report necessitates retrieving and aggregating information from various tables using SQL queries. It must pull and consolidate pertinent records from a range of interconnected database assets while preserving data integrity. Specifically, the report will need to extract salient fields like identifiers, values, and timestamps from several intricately related operational stores. It should then compile and organize the extracted segments to provide a holistic view of core business operations over a specified timeframe. The constituent pieces must be intelligently linked and cross-referenced to offer meaningful insights. The underlying database schema may be intricate with numerous j...

    €18 / hr (Avg Bid)
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    Database Normalization 3 dias left
    VERIFICADO

    I'm looking for a skilled database engineer to help with the normalization of my MySQL database. This database is primarily used for storing patient information, managing tables. Your tasks would include: - Analyzing the current structure of the database. - Implementing needed changes to reduce redundancy and ensure data integrity. - Documenting the normalization process for future reference. Due to the sensitivity of this data, it is crucial that you have in-depth knowledge of MySQL and the principles of database design, especially normalization techniques. Experience in health databases would be of added advantage since the database is used for patient. Please note that the size of the MySQL database was not specified, so you need to be comfortable and experienced with handling...

    €442 (Avg Bid)
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    As someone knee-deep in data management, I'm requiring some seasoned assistance for a Google Sheets project with a focus on advanced level features. Key tasks will involve: data base design for small manufacturing unit for sale, purchse, order and manufacturing processes - Data analysis and visualization: Making sense of seemingly chaotic data is a crucial aspect of this job. You should be able to organise, analyse, extract vital insights, and meaningfully visualize them. - Formulas and functions: The complexity of the formulas in the project is advanced and would require extensive know-how of array formulas, query functions, and custom scripts. The ability to create and adapt these formulas to cater to changing requirements will be foundational. - Spreadsheet automation: Automati...

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    I'm in need of expert help with Apache Kafka and Genesys Infomart Co-browse, specifically, to seamless integrate them with SAP Business Intelligence (BI). Key features I want to be embedded on this project are: - Real-time data streaming - Data synchronization - Highly customizable data filters The kind of data that should be extracted from SAP BI and used for analysis on Apache Kafka and Genesys Infomart encompasses: - Customer interactions data - Operational data To be an excellent fit for this job, ideal candidates should possess: - Proficiency in Apache Kafka and Genesys Infomart - Extensive experience in SAP Business Intelligence (BI) - Solid background in data synchronization and creating adjustable data filters - Demonstrated experience in data extra...

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    As a company that values its customers and their experiences, I'm looking for a skilled Tableau coder to help visualize and analyze our customer data. Key Responsibilities: - Handle data visualization using our customer data to gain actionable insights and make data-driven decisions. Ideal Skills and Experience: - Proven experience in data visualization using Tableau. - Proficient in dashboard creation and data analysis. - Understanding of customer data and the ability to interpret complex datasets. - A knack for turning raw data into meaningful insights to aid in customer experience improvement. Please note additional insights beyond the initial scope such as buying patterns, demographic breakup, and customer satisfaction levels could be beneficial but not mandatory. Your mai...

    €6 - €48
    Secreto
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    22 ofertas

    I am in need of a Microsoft Access expert to apply some modifications to my existing database. This task requires modifying both the data structure and data entry forms. Here's what you'd be required to do: - Revamp the current data structure to improve efficiency and data veracity. - Update the data entry forms offering an improved user interface and better data capture. The ideal freelancer should: - Have significant experience in manipulating Microsoft Access databases. - Be adept with designing and updating data entry forms. - Possess advanced understanding of database structures, able to suggest and implement improvements. - Be detail-oriented to fully understand the current database structure and required changes. - Show strong problem-solving skills to identify potenti...

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    I'm in need of a freelancer proficient in both Access and FileMaker databases. The task at hand includes: - Fully translating an existing, medium complexity Access database into a FileMaker database. This covers multiple tables, relationships, and complex queries. - While the function from Access to FileMaker is the priority, the design isn't. The User interface/user experience design of the FileMaker database doesn't need to mirror the Access one. Ideal candidates should have extensive experience working with Access databases and FileMaker databases, with a history of successful translation projects. Skills required include navigating complex queries and understanding relational databases. Please be prepared to share examples of past work.

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    We are looking for a freelancer who has skills in data compilation. The main objective of this project is to compile a comprehensive database of approximately 20,000 English speaking Twitch Gaming Streamers. The core details we require are: * Twitch Username * Contact email address * Number of Twitch profile followers * Twitch Profile URL The final output we require is an Excel spreadsheet, which should be well-organized and easy to navigate through. Please do not hesitate to contact me via message if you require any additional information about this project. Maximum price: £500.00

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    Hi I will share the details with the shortlisted candidates. Thanks

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    Data Extraction 1 dia left
    VERIFICADO

    In search of a skilled data analyst to retrieve our organization's data from the ETO (Efforts to Outcomes) System. The task involves extracting all data, including the data schema, from the ETO system. The extracted data can be saved in CSV files, JSON format, or a SQL database. Proficiency in ETO and familiarity with ETO reports are crucial for efficiently accessing the data and its schema. It's worth noting that the ETO system is currently owned by Bonterra and was previously owned by Social Solutions. The project is divided into two phases. Phase 1 focuses on data extraction, and we are eager to have this completed as soon as possible. Phase 2 will involve extracting the data schema. Seeking a candidate who can promptly and accurately complete both phases of the project.

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    I am currently looking for a highly skilled DBA administrator with proficiency in Oracle. Key Tasks: - Focus primarily on performance tuning and optimization. - Potential scope for additional tasks related to Oracle database management, depending on expertise and skills. Ideal Candidate: - Expertise in Oracle database management system. - Comprehensive experience in performance tuning and optimization. - Ability to work proactively and independently. This freelance job does not require database design or security management skills, however additional knowledge in these areas is a plus. Please make sure you understand the job requirements before bidding. I look forward to getting my Oracle system running as smoothly as possible with your assistance.

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    I'm in need of a distinguished SQL developer with an adept background in ETL Testing within Snowflake. The successful candidate will be responsible for: - Carrying out efficient ETL Testing in Snowflake. This will involve knowledge in specific areas such as data extraction, data transformation, and data loading. - Execution and validation of SQL Test Cases. This specifically includes conducting data integrity tests and data retrieval tests. The ideal candidate should have proven experience in SQL development, ETL testing and knowledge in the Snowflake environment. An understanding of database design, query optimization, and database administration will be highly beneficial. The candidate should be detail-oriented and should have a keen eye for identifying and addressing data discre...

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    I need expert assistance to prepare for an Oracle Forms and Reports 10g interview. I'm particularly keen on honing my skills in: - Database Integration - Interface Design - Programming Techniques - Call API - Weblogic and Middleware What I am seeking is hands-on practice and practical knowledge applications that are typically demanded in job interviews. The ideal candidate for this assignment would be a seasoned Oracle Forms and Reports 10g guru with real-world experience. An added advantage would be if you have previously worked in a hiring capacity or offered a similar mentorship role in helping candidates ace Oracle tech interviews. You should be able to provide detailed explanations and possibly share some practical tasks or examples that I could work on. The more practical, th...

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    Responsibilities: 1. Collaborate with the project team to define requirements and specifications for the virtual mailbox platform. 2. Design and develop the backend infrastructure using Firebase services such as Firestore, Authentication, Cloud Functions, and Cloud Storage. 3. Implement user authentication and authorization mechanisms to ensure secure access to user data. 4. Develop frontend components using web or mobile frameworks compatible with Firebase, ensuring a seamless user experience. 5. Implement features for mail reception, management, forwarding, and package handling using Firebase Realtime Database or Firestore. 6. Integrate with third-party APIs for postal services, shipping carriers, and payment gateways as needed. 7. Implement notification systems using Firebase Cloud Mess...

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    MS SQL Server Migration 11 horas left
    VERIFICADO

    We are working on another infrastructure revamp opportunity , for which existing SQL servers to be migrated and upgraded, to the new servers (we are providing virtual servers solution). Kindly find below details, we can arrange for an online discussion with customer, please let’s know your feedback, Key Duties: - Migration from old Microsoft SQL Server platform to new one - Ensuring integrity of all data is preserved during the migration - Debugging and solving any issues that may arise during the process - Implementing a strategy for smooth transition and minimal downtime Ideal Candidate Will Have: - Significant SQL development experience - Proven track record with database migrations, specifically Microsoft SQL Server - Understanding of maintaining data integrity during migrati...

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    I'm seeking an advanced online training program that covers Oracle BI Publisher, Oracle BI Create Analysis, and Dashboards. The ideal trainer should have: - Expertise in Oracle BI Publisher - Profound knowledge in Oracle BI Create Analysis - Extensive experience in creating and managing Dashboards - Excellent online teaching skills, with previous experience in delivering advanced level training. I am looking for a 4-6 day training!!!! Being advanced level training, it should be tailored toward deepening my understanding of these tools, improving my efficiency, and enhancing my problem-solving skills within these Oracle BI areas. The trainer should be able to share relevant industry tips and tricks, best practices, as well as any useful resources for further learning. I look forw...

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    Full Database SQL Replication 8 horas left
    VERIFICADO

    I'm in need of an expert who can assist me in replicating my entire SQL database. This task is primarily aimed at data distribution. The specifics of the project include: - The replication method to be used has not yet been decided, this is something I will need your expertise with. - The replication should cover the entire database. It's essential to ensure that all data is accurately copied and nothing is left out. Ideal Skills and Experience: - Strong experience with SQL databases - Proficient in various SQL replication methods - Previous experience with large scale data replication - Detail-oriented and capable of ensuring data accuracy - Sound knowledge of data distribution techniques Please bid if you meet these requirements and are confident you can effectively assist ...

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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.

    €19 / hr (Avg Bid)
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