数据库编程 Jobs

Database Programming is an essential software development skill that processes data and stores it in a database. Database Programmers store and handle databases, create, maintain and update them so that data is organized, secure, and easily retrievable when needed. Database programming relies on the manipulation of an underlying language, like SQL, through coding structure and automation of rules to ensure accuracy and enforce consistency.

Whether you’re in need of organizing a complex amount of data, validating data changes, or writing to multiple databases at once, a Database Programmer can be your best asset when it comes to optimizing and automating your current system.

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

  • Data Management - whether it’s relocating large files from one server to another or editing large chunks of data.
  • Seamless User Experience – extending automations for a better end user experience with less manual labor.
  • Security – tying all transactions for protection from cyber threats and potential malicious activities.
  • API Connections – Pulling real-time data with API calls to update various databases with the most updated information.
  • Optimization – Configuring underlying structures such as indexing algorithms that can be modified over time to match user demand.

Database programmers are highly specialized software engineers with expert knowledge in both backend development and databases themselves. They rely on a combination of inherently acquired knowledge through technical education or career experience to make sure data processing is secure, accurate, fast and consistent. With help from a Database Programmer, clients can easily optimize their systems so they are able to access information quickly while still keeping their businesses secure and up-to-date.

As a result, working with a Database Programmer on Freelancer.com is ideal for those who need real-time solutions tailored to match their unique needs without compromising security or efficiency. No matter the complexity of your business’s needs and your data requirements, our freelancers are experienced in setting up the perfect custom-made solution for you. Post your project now and get started on your business’s journey today!

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    32 份搜到的工作,货币单位为 USD

    Full Stack Developer for Education Website We're a rapidly growing tutoring platform on a mission to personalize learning for students worldwide. We need your expertise to build an interactive and user-friendly website that caters to both tutors and students. Think: usability first, with a focus on creating an engaging learning experience. Here's what you'll be building: - A dynamic and user-friendly website. - Sign-up/sign-in pages for tutors and students. - Different user experiences based on user type (tutor vs student). - Integrating website with Google Meet and Google Forms. Ideal Freelancer - Experienced in building business websites with React.js and Node.js (or similar frameworks). - An expert in crafting user-centric and interactive web interfaces. It is import...

    $270 (Avg Bid)
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    We're a rapidly growing tutoring platform on a mission to personalize learning for students worldwide. We need your expertise to build an interactive and user-friendly website that caters to both tutors and students. Think: usability first, with a focus on creating an engaging learning experience. Here's what you'll be building: - A dynamic and user-friendly website - Sign-up/sign-in pages for tutors and students - Different user experiences based on user type (tutor vs student) - Integrating website with Google Meet and Google Forms Ideal Freelancer: - Experienced in building business websites with React.js and Node.js (or similar frameworks) - An expert in crafting user-centric and interactive web interfaces It is important that the designer can provide examples of the...

    $183 (Avg Bid)
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    I'm in need of a professional who can set up a cohesive system that leverages ChatGPT to transform the unstructured data I receive from vendors into structured data and then stores it in a MySQL database. Key Components: - Unstructured Data: The quotes come in the form of text documents and images. The images have price information marked on them. The system should be able to interpret both types of data. - ChatGPT Integration: You'll be responsible for integrating GPT-3 or similar to process the received data. - Structured Data Storage: The structured data should be stored in a MySQL database. - Automated Database Updates: While batch updates are acceptable, the ideal system will be able to automatically update the database whenever new data is received. Requirements: ...

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    I require an experienced professional knowledgeable in relational database design. The primary goal is to deepen my understanding and skills in E-R modeling, functional dependency theories, and database norms, particularly: * Identifying entities and relationships * Applying E-R modeling and normal forms for a well-designed relational database. The chosen candidate should be proficient in the aforementioned areas, plus have the capability to clarify how to use these skills to identify performance issues, validate data integrity, and evaluate scalability. The project scope encompasses E-R modeling, identifying entities and relationships, and applying normal forms. Ideal Skills: * Advanced knowledge in RDBMS * Proficiency in E-R modeling * Understanding of functional dependency theories ...

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    I'm requiring aid in managing and optimizing my SQL database. This database is currently handling a range of information including product details, customer details, and order details. Key Tasks: - Improve the existing SQL database - Ensure efficient handling of product, customer, and order data Ideal experience and skills: - Proficiency in SQL queries - Experience in database management - Familiarity with inventory management processes, specifically handling a limited range of 20 different products. This project will require a keen attention to detail and a comprehensive understanding of SQL database manipulation.

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    I'm in need of a proficient developer capable of integrating an API that reflects financial statistics onto a visual dashboard. Key components of this task include: - Integration of an API that conveys financial figures. - Representation of Investment performance stats in a table format. - Visualization of portfolio return via a line chart along with portfolio assets and diversification. Experience and skills ideal for this task are: - API integration knowledge - Experience in financial data representation - Advanced proficiency in creating visual dashboards A ready-made template will be used so as not to have to develop the visual part.

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    I am seeking a developer experienced in AspDotNetStorefront and email server settings. I am currently experiencing email-related issues with my AspDotNet storefront. I have checked the admin panel email settings and are correct and temperamental. They sometimes work, then completely stop. The project involves: • Identifying and resolving email issues, as neither sending nor receiving emails is functioning properly. • Assisting in effective troubleshooting without error messages or codes. Ideal skills and experience for this task include: • Knowledge and experience with AspDotNetStorefront. • Ability to troubleshoot and resolve email dysfunction issues. • Excellent problem-solving skills with minimal available data. • Experience in working with email serv...

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    I'm in need of a data scientist to help me with a data sourcing/clustering project, the data will consist of surface level details about all of the current modular training facilities in Europe and the UK. To summarize, there's a finite number of schools and I need a database created. The following information about each school will need to be obtained: - cost of training - duration of training - training facilities within the school - success rates The main goal of this project is to obtain a clear database providing details all of the modular pilot training facilities in Europe and the UK. Key Tasks: - Data sourcing: you will be responsible for sourcing data from flight schools - Data clustering: Utilize your expertise in data science to cluster the data int...

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    I'm looking for a skilled MS Access developer to create a billing and accounting database with a modern, minimalist interface. Key Requirements: - Customizable Reporting: The system should be able to generate a variety of reports on different aspects of the business, such as sales, expenses, and profit margins. These reports should be adaptable for future needs and allow for different levels of detail. - Integration with Existing Systems: The database will need to interact seamlessly with other existing systems and software used by the company, ensuring data consistency and accuracy. - User Permissions and Access Control: The system should have a robust user management system that allows for different access levels and permissions. This will ensure that sensitive financial informatio...

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    I'm in need of an expert who can create a few data entry forms for my project, specifically less than 10 forms. In addition, I require scheduling and shipping reports delivered in an interactive web page format. Requirements: - Data Entry Forms: I need less than 10 forms created for my project. They should be clear, easy to understand, and user-friendly. - Scheduling and Shipping Reports: I need these turned into interactive web pages. This means the data should be presented in a dynamic and visually appealing manner. Ideal Skills: - Experience in creating data entry forms - Proficiency in designing interactive web pages - Strong understanding of scheduling and shipping logistics Please ensure that you have the capacity to deliver on time, as I have a tight schedule.

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    I'm looking for a proficient SQL professional with notable expertise in SQL Server 2019. Key tasks will involve: - Query optimization - Database design - Data migration The ideal candidate should have a solid understanding of SQL Server tools and a proven track record in handling similar projects. Your previous experience and knowledge of SQL Server 2019 will be pivotal in this role. Your task will be primarily centered around maximizing the efficiency and effectiveness of the SQL Server. Preference will be given to professionals with certifications in SQL Server 2019 or related fields. Solid written and verbal communication skills are desirable.

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    Hello, I am in need of a developer capable of creating an Excel tool (.xls format) for efficient management of large amounts of data. The tool should have the following features: Storage of large datasets: The tool should enable storing a large quantity of data. Duplication removal: It should be possible to remove duplicates in Excel files to maintain a clean and organized database. Standardization of French numbers: All French phone numbers in the files need to be modified and put into the correct format, such as +33780000000. Editing and export: Users should be able to edit data in the Excel file and export the changes made. Archiving: Once the data is used, it should be possible to upload it to an archive for future reference. I would greatly appreciate it if you could confirm whether y...

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    I'm looking for an expert with exceptional Sequel database administration skills on a Windows environment. Your main task will be to handle executing regular exports from our Sequel Database to Excel, performing updates in Excel, and subsequently updating the Sequel Database with the altered data. Skills and Tasks; - Mastery in handling Sequel Database on Windows - Familiarity with Data Modeling and Design - Proficiency in exporting and updating database information via Excel - Being responsive and flexible as the frequency of this task may change. Initially, I will need it done daily for a week. Afterwards, it will be an as-needed basis for remote support. Experience in Performance monitoring, tuning, and database backup would be a bonus. The role demands strong organizational sk...

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    I require a proficient database administrator to import large XML file dumps (3gb, 20gb, and potentially larger sizes) into a MySQL database. The purpose of this task is database migration. The task will involve: - Handling entire data of moderately complex XML files, including several nested tags. - Ensuring the conversion captures all data comprehensively and accurately for smooth database operation. Ideal Skills and Experience: - Strong proficiency in MySQL and XML - Robust experience with database migration - Background in handling complex file structures - Demonstrated ability to manage large datasets.

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    As an individual, I'm looking to develop a medical app called "MedCheck". This application must be specialized in medical records management. Key Functionality: - The essential functionality of this app is to manage medical records. A well-structured, user-friendly interface is key for easy input and retrieval of data. Security Requirements: - The app must have session timeout feature to ensure data security. The inclusion of this mechanism is critical as it will automatically sign out the user after a specified idle time, preventing unauthorized access. Ideal Candidate: - Candidates should ideally have experience in medical app development and a clear understanding of HIPAA regulations. - A strong background in implementing security measures, especially session timeout...

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    We are looking for a skilled database architect to design and manage the database architecture of our social media platform . The ideal candidate will have a deep understanding of database management systems and data modeling techniques. Feature in application : 1. User details 2. Upload a video feature like shorts and reels 3. Post a content like Linkedin 4. There are different types of video's category 5. Likes, comments, share 6. Other features Relevant skills for this role include: - Proficiency in database management systems in PostgreSQL - Expertise in data modeling and schema design - Strong understanding of database optimization techniques - Hands-on experience with SQL queries and performance tuning - Knowledge of database security best practices - Excellent problem-solvi...

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    I'm in need of an experienced developer to bring my SQL codes with the triggers to life with a well-designed Apex Oracle application. The app is expected to have the following features: - Implementing data entry forms that are intuitive and user-friendly. - Developing robust data analysis reports that provide valuable insights in an easy-to-understand format. - Setting up a comprehensive user authentication and security system. - Creating a visual design that aligns with my company's corporate branding while also being colorful and vibrant. - Ensuring the application is responsive and works seamlessly on both desktop and mobile devices. - Implementing an efficient navigation and information architecture to enhance user experience. The ideal candidate for this project should hav...

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    I require a competent freelancer with experience in creating management systems to develop an automated spreadsheet for my insurance business. It will encompass the management of multiple insurance policy types including, but not limited to life, health, motor, travel and term insurances. Key Requirements: - Accurate tracking of policy details: This will span essential areas such as policyholder's name, policy start & end dates, insurance company details, premium amounts, policy type and number, beneficiary information, registration number, contact numbers, email IDs, premium collected, next expiry and other insurance related parameters. - A fully functional dashboard: Capabilities include report generation, tracking of premium payments, calculation of policy expiry dates, disp...

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    I am in search of a skilled developer with expertise in both MsSQL and ADF to assist me in achieving the following project goals: - Database Management: Your primary responsibility will be to manage our MsSQL database. This includes designing the database and ensuring smooth data storage and retrieval operations. - Data Integration: A crucial aspect of this project would be integrating MsSQL with various other systems and databases, mainly focusing on MsSQL itself. This will involve ensuring seamless data flow between these systems. Key Skills and Experience: - Proven experience in MsSQL database management. - Strong capabilities in database design and data storage and retrieval. - Adept at data integration, specifically integrating MsSQL with other systems. - Familiarity with ADF (Azur...

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    I am in search of a skilled backend developer with proficiency in Python, for a project that necessitates a relational database system for user authentication and authorization. Key Requirements: - Proficiency in Python: The project is built on Python, so the ideal candidate should have a strong command of this language. - Experience with Relational Databases: I am looking for someone with a background in working with relational database systems such as MySQL or PostgreSQL. - Security Conscious: Given the focus on user authentication and authorization, a strong understanding of security principles and best practices is essential. Additional Skills (preferred but not mandatory): - Experience with NoSQL or Cloud-based databases could be a plus, as these might be integrated into the project...

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    I'm in need of a talented developer proficient in VB6 application conversion to both iOS and Android platforms. The main task will involve modernizing a data analysis VB6 application, bringing it to a mobile platform while preserving its core functions and unique aspects. Key tasks: - Convert VB6 application to a hybrid mobile app for both iOS and Android. - Please make an educated suggestion about what should be preserved since I didn't indicate specific features from the original VB6 app. - The application's primary purpose is data analysis, which needs to shine in the mobile version. Ideal skills: - Proficient in VB6 and mobile app development. - Good understanding of data analysis applications. - Nice to have: a portfolio of similar completed projects.

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    Project Title: MongoDB Aggregation Performance Optimization Project Description: We are experiencing significant delays with a MongoDB aggregation pipeline in our application. The specific controller takes about 36 seconds to complete when a user has a large amount of chat data in the database. We need a MongoDB expert to review and optimize the aggregation pipeline for improved performance. Details: Our application is built using Node.js with Mongoose as the ODM for MongoDB. The current issue arises when retrieving a user's chat list. The aggregation pipeline fetches chat messages for a given user, including related user information and performs various operations like sorting, grouping, and filtering based on certain criteria. Current Function: Here’s the function that h...

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    Are you looking to master SQL, Excel, or Python? Look no further! With years of experience in data analysis and programming, I offer comprehensive tutoring services tailored to your learning needs. **What I Offer:** 1. **SQL Mastery:** From basic queries to advanced database management, I'll guide you through understanding SQL syntax, optimizing queries, and database design. 2. **Excel Expertise:** Whether you're a beginner or looking to enhance your Excel skills, I'll cover everything from formulas and functions to data visualization and automation. 3. **Python Proficiency:** Dive into the world of Python programming with personalized lessons covering fundamental concepts, data manipulation, scripting, and more. **Why Choose Me?** - **Tailored Approach:** Each lesson ...

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    I'm seeking a professional to set up Oracle DR using the Data Guard feature, focusing particularly on Disaster Recovery. My database runs on Oracle 19c and carries a data size of over 500GB, hence the need for expertise in handling large databases is imperative. Key Skills and Experience: - Proficient with Oracle 19c - Competent with Oracle Data Guard technology - Previous experience handling large database sizes over 500GB - Excellent understanding of disaster recovery strategies Task Expectations: - Set up Oracle Data Guard to enhance disaster recovery - Ensure effective management of our large scale database - Provide advice on best practices for utilisation and maintenance post-setup. Only freelancers with proven track records in similar tasks should apply. This task requires...

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    I'm looking for an experienced MS Access developer to assist with my form development tasks. The ideal candidate is proficient in VBA (Visual Basic for Applications) coding and has the ability to design and implement forms based on my specifications. Key Responsibilities: - Designing and developing database structures based on my project requirements - Implementing VBA code for basic functionalities such as form submissions and data entry automation - Creating forms in MS Access based on a specific design I have in mind - Ensuring the database and forms meet quality standards and are user-friendly Ideal Skills and Experience: - Proven experience in database design and development using MS Access - Proficiency in VBA coding, particularly for basic functionalities - Previous experienc...

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    I'm currently seeking a skilled database specialist who can write sql query and can give me ai free report around the entity relationship diagram and normalisation. I need a 2000-word report + 15-20 slides presentation Objective: This assignment aims to enhance your understanding of database design through the practical application of Entity-Relationship Diagrams (ERD) and normalization techniques. You will work in groups to design a database system that is both efficient and scalable, addressing a real-world problem scenario provided below. Assignment Scenario: Your team has been tasked with designing a database system for one of the scenarios listed according to your group number; if you are in group N, you must choose scenario N. For example, Group 10 must choose Scenario 10. If...

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    I'm looking for a proficient Python coder who can develop a program that effectively reads numerous reviews and generates a concise summary, encapsulating the main points in 300 words in multiple bullet points. Key Functions: - Extract data from a relational database via SQL queries. - The ability to process and analyze reviews from different platforms such as blogs, social media, and online stores. - Generate a coherent 300-word summary from a multitude of reviews. Required Skills and Experience: - Expert level understanding of Python programming. - Knowledge and experience in SQL querying is a necessity. - Experience with Natural Language Processing for summarization. - Familiarity in dealing with relational databases. - Prior experience with text summarization or related projec...

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    I'm in need of an experienced SQL developer who can assist with writing stored procedures in SQL Server. The purpose of these stored procedures is for data loading. Key Responsibilities: - Writing stored procedures for data loading Ideal Skills & Experience: - Proficient in SQL and SQL Server - Prior experience with writing stored procedures - Experience with data loading processes The complexity of the stored procedures is expected to be at the basic CRUD operations level. As this is focused on data loading, it requires someone who is meticulous and well-versed in data manipulation within a SQL environment.

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    DOMO Beast Mode with SQL Expertise 17 小时 left
    已验证

    For my current project, I require an expert who's proficient in DOMO Beast Mode and SQL. The tasks will primarily involve: - Producing calculated fields: You will need to execute both complex mathematical calculations, as well as intricate string manipulations. A good grasp of mathematical principles and string handling in SQL is a must. - Transforming data: This job will further entail the aggregation of data. Being adept in grouping and managing datasets of diverse sizes will be crucial. Your comfort in working with DOMO, SQL, and data manipulation will be the key to successfully accomplishing this task. If you routinely perform these tasks and understand the underlying processes, I would love to connect and discuss the project further.

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    Hi, Job Title: Senior Developer - SQL Server Analysis Services Experience : 5+ Mandatory Skillset:Seeking a skilled SSAS Developer to contribute to our team's success. Responsibilities include designing, developing, and maintaining SQL Server Analysis Services solutions for business intelligence and data analytics requirements. Tasks involve creating data models and developing multidimensional cubes. Key skills required: expertise in MS SQL Server Analysis Services (SSAS) Tabular and Multidimensional. Proficiency in TSQL for writing performant queries is essential. Experience with data visualization and reporting tools is highly valued. Additional knowledge of Excel and .Net development is advantageous. Strong problem-solving abilities, excellent communication skills, and a collabor...

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    I need an expert to help with advanced troubleshooting and optimization for my Oracle database. The ideal candidate should have: - Proven experience in database administration. - Proficiency in Oracle database. - Expertise in database troubleshooting and performance optimization. - Adept in using SQL Developer for managing database tasks. You'll be handling tasks such as: - Identifying and resolving performance issues. - Suggesting and implementing optimizations. - Monitoring database activities to ensure smooth operations. Your role will be crucial in ensuring the efficiency and security of our Oracle database.

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    Oracle to SQL Product Data Migration 已经结束 left
    已验证

    I am seeking a database expert who can successfully migrate mixed structured and unstructured product data from Oracle to SQL. This project requires a comprehensive understanding of database architecture, data migration best practices, and extensive knowledge of Oracle and SQL. Key Tasks: - Analyze and understand the structure of existing Oracle database - Prepare a thorough plan for data migration ensuring minimal downtime - Coherently migrate mixed structured and unstructured product data to SQL Ideal Skills and Experience: - Previous experience with Oracle to SQL data migration - Understanding of both structured and unstructured data - Deep knowledge of database architecture and design - Ability to troubleshoot any issues that arise during migration - Excellent attention to detail a...

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