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!

Müşterilerimiz, Database Development Experts freelancerlarımızı 152,558 değerlendirme içinden 5 üzerinden 4.9 ile derecelendirdi.
Database Development Experts İşe Alın

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!

Müşterilerimiz, Database Development Experts freelancerlarımızı 152,558 değerlendirme içinden 5 üzerinden 4.9 ile derecelendirdi.
Database Development Experts İşe Alın

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    SQL-Backed Excel Diff App
    6 gün left
    Onaylı

    I need a small web application that sits on IIS and talks to a SQL Server database. Its job is straightforward: every day one “master” Excel file lands in a network folder, while another file—same structure—can arrive several times a day. The app should watch that folder, pull in any new spreadsheets automatically, drop their contents into SQL, and then generate a comparison report based on date and site name. Report on rows in each file that are not found in the other. There is a field in both sheets that links the records. Key behaviours I must see • Automated folder monitoring is the only import path I need; no manual upload screen is necessary. • When the multi-import file contains rows we already hold, the system should keep the first version and ...

    €25 / hr Average bid
    Gizlilik Anlaşması
    €25 / hr Ortalama Teklif
    84 teklifler

    I need a seasoned Microsoft Access developer to transform an existing database into a fully-automated solution. The core of the job is building reliable VBA macros that will: • pull data in and out of the system on demand or on a timer, • generate polished reports automatically, and • run scheduled housekeeping jobs so the database stays lean without manual intervention. The current file is already in production, so your work has to slot in cleanly—no breaking existing tables, relationships, or front-end forms. I will provide a copy of the database, sample import files, and our reporting templates. Acceptance will be based on: 1. One-click (or scheduled) import/export routines that log successes and errors. 2. Auto-generated reports matching the supplied layo...

    €12 / hr Average bid
    €12 / hr Ortalama Teklif
    26 teklifler

    I’m putting together my first in-house payroll tool and the one thing I cannot compromise on is accurate tax calculation. The system will only ever handle a modest staff list—fewer than fifty people—so I’m not looking for an enterprise monster, just something lean that gets the numbers right every pay cycle. Here’s what I have in mind: • Core task: pull basic employee data (name, gross pay, filing status, allowances, any pre-tax or post-tax deductions) and return precise federal, state, and local withholding figures. • I’d like the calculations to follow the current IRS tables automatically; if you prefer plugging in a lookup file or an API, that works as long as it stays up to date. • The output should be easy to export—CSV or...

    €19 Average bid
    €19 Ortalama Teklif
    14 teklifler
    Collect 50k USA IT Resumes
    6 gün left
    Onaylı

    I need 50,000 USA IT resumes within 1 week at a total cost of $25. Requirements: Data should be provided in two formats: Excel and Resume files. In the Excel sheet, include only the following fields: Name, Mobile Number,Email ID Please ensure the data is accurate and properly organized.

    €14 Average bid
    €14 Ortalama Teklif
    3 teklifler

    I have a rough system architecture sketch that urgently needs a polish so it clearly shows how our database layer can be tuned for better performance. The core of the exercise is to revisit the data flows, pinpoint latency hotspots, and illustrate an optimised structure—caching tiers, read/write segregation, indexing strategies—using a clean, professional diagram. You will start from my existing file (or import it into Lucidchart, Visio, or another tool you’re comfortable with) and reshape it into a concise, single-page system architecture diagram. The spotlight is entirely on the database component; server infrastructure and application logic can be represented at a high level only where they touch the data layer. Deliverables • Editable source file (, Lucidcha...

    €17 / hr Average bid
    €17 / hr Ortalama Teklif
    36 teklifler

    I need a complete pharmacy system that combines fast, accurate billing with a robust inventory back-end. The core of the project is a billing module that can issue invoices automatically and feed data straight into a live stock ledger, so every sale adjusts inventory in real time. Inventory control must include: • Real-time stock updates the moment items are sold, returned, or received • Low-stock alerts triggered at thresholds I can set per SKU • Batch and expiry-date tracking so I always know what lots are nearing expiry and can pull reports by batch number The platform also has to talk to my existing tech stack. It should exchange data smoothly with: • Our Point of Sale system for front-counter transactions • The ERP system that handles purcha...

    €325 Average bid
    Yerel
    €325 Ortalama Teklif
    66 teklifler

    We are a small startup working towards a goal what we need is a web app with the following - 2 static pages 2 pages connected to a database where it reads data from the database adding a radar chart to one page adding a filter to filter out data on one page 2 pages with a questionnaire (one short one long, questions provided, need to process one short 30-45 second video and around 3 pdf's for the long questionnaire) 3 instances of payment processing (most likely a stripe integration, also need to email a pdf with the receipt with one payment integration) a simple user login showing payment history of user total 6 pages (2 static, 4 dynamic with some functionality) Monetization and reporting are part of the prototype. I need three separate payment touchpoints wired up through Stripe...

    €881 Average bid
    Gizlilik Anlaşması
    €881 Ortalama Teklif
    266 teklifler

    Project Description I am looking for an experienced full-stack developer or a small development team to build the MVP of a modern web platform that combines several key components within a single ecosystem. The platform will include an AI-assisted interface, a professional services marketplace, a collaboration workspace for users and professionals, and a lightweight social interaction layer. The goal is to create a secure, scalable application where users can interact with an AI assistant, discover and connect with professionals, and manage interactions within the platform. ⸻ Core Platform Components Authentication & User Roles The system must support secure user authentication and role-based access. Different types of accounts will exist, including general users and profession...

    €4085 Average bid
    €4085 Ortalama Teklif
    190 teklifler

    I need a full-featured real-estate portal that mirrors the polish and depth of yet is tailored to my own branding. The site’s core focus is providing up-to-date property listings and information for both residential and commercial assets, so rock-solid data structures and a clean, intuitive UI are essential. Key functions I must have at launch: • Advanced search filters that let visitors slice inventory by price, location, size, amenities, and more without sluggish load times. • Secure user accounts where owners, agents, and seekers can register, manage their profiles, post listings, and track favourites. • Interactive maps—think Google Maps or Leaflet—showing property pins and clustering at different zoom levels, with filters reflected live on the m...

    €2360 Average bid
    €2360 Ortalama Teklif
    76 teklifler

    Hello I’d like to clarify the backend scope for the **Hotel Automation Platform** so we’re aligned before starting. Main Responsibilities: 1️⃣ Webhook Processing Receive bookings from **Channel Manager (Account A)** via webhooks and process them in an **event-driven** way to prevent duplicate processing if the same webhook is received more than once. All events should be logged in **AutomationLogs / SystemLogs** for traceability. 2️⃣ Automation Engine Apply rules to each booking, such as: * Commission deduction * Price adjustment (seasonal or promotional) * Additional fees (e.g., cleaning fee) * Guest data adjustments if needed 3️⃣ Virtual Card Service Generate a **Virtual Credit Card (VCC)** for each booking and link it to the booking record. The system should be ready t...

    €204 Average bid
    €204 Ortalama Teklif
    66 teklifler

    I need a tailor-made ERP environment that lets me manage entire IT projects from the first line of the Bill of Quantity through to final hand-over, all inside a single database-driven workspace. The core of the build is a dedicated Project Management module tightly coupled with an advanced BOQ module. Within Project Management, every project record must automatically expose its own Bill of Quantity so I can drill down from high-level milestones to the finest component without leaving the screen. No other scheduling frills are required at this stage—accurate, real-time BOQ visibility is the priority. The BOQ module itself must allow me to: • Enter and maintain granular material cost estimates (hardware, cabling, licenses, etc.) • Track progress against each BOQ line so...

    €129 Average bid
    €129 Ortalama Teklif
    32 teklifler

    Project Objective We are building a complete reporting environment that connects our operational SQL database to a clean, intuitive Power BI reporting suite designed for two primary audiences: 1. Executive Leadership – high-level commercial insights and company performance 2. Operational Managers – actionable operational metrics and drill-downs The goal is to transform raw operational data into clear, reliable decision-making dashboards that update automatically and can be trusted across the organization. The final solution should deliver real-time business intelligence including revenue performance, operational activity, and commercial trends. ⸻ Data Environment Source System SQL Server operational database containing: • Sales transactions • Customers &bu...

    €16 - €32 / hr
    Mühürlü Gizlilik Anlaşması
    €16 - €32 / hr
    37 teklifler

    Descripción Somos Bioluniel, una marca ecuatoriana de salud y bienestar. Vendemos mediante una red de médicos (prescripción o recomendación) y a través de puntos de venta (farmacias y distribuidores) en varias ciudades del país. Buscamos una persona en Ecuador con experiencia idealmente en clientes del sector salud (clínicas, consultorios, bienestar, farmacia, suplementos o productos terapéuticos). Muy importante: el trabajo de redes sociales debe realizarse de forma autónoma. Nosotros entregaremos el tema y el mensaje de cada publicación, pero la persona seleccionada deberá encargarse por completo de la creación, programación, publicación y seguimiento. Funciones principales (redes social...

    €4 / hr Average bid
    €4 / hr Ortalama Teklif
    14 teklifler

    Caut freelancer pentru dezvoltare aplicație simplă de gestiune stoc – magazin IT Dețin un magazin de componente IT și calculatoare și caut un freelancer care să dezvolte o aplicație simplă de gestiune a stocurilor. Important: folosesc deja un program de facturare cu bon fiscal, deci aplicația va fi folosită doar pentru gestiunea produselor și garanții. Funcționalități dorite: • Management produse adăugare / editare / ștergere produs categorii produse (CPU, GPU, RAM, SSD etc.) cod produs (SKU) cod de bare brand / producător durată garanție • Management stoc intrare marfă în stoc ieșire marfă din stoc evidență stoc în timp real • Scanare coduri de bare suport scanner USB (scanare la intrare și ieșire) • Gestionare produse cu serie (seria...

    €627 Average bid
    €627 Ortalama Teklif
    13 teklifler

    I’m assembling a reliable database of Mumbai-based borrowers who already have an active home loan and I’m paying ₹10 per complete record. Each record must contain: borrower’s name, mobile number, pincode, total amount sanctioned, current outstanding balance, interest rate, EMI, and remaining tenure. I’ll start by reviewing a sample of 10 fully populated records delivered in an Excel spreadsheet; once the format and data quality are approved I’ll commission larger batches. Feel free to tap verified channels such as financial institutions, real estate databases, and credit-bureau sources like CIBIL. I expect intermediate validation—so be sure every field follows a consistent format (numbers in the same units, phone numbers in the same pattern, etc.) be...

    €221 Average bid
    €221 Ortalama Teklif
    13 teklifler

    I’m commissioning a robust, desktop-based Hospital Management System that seamlessly ties into a online licence/CRM service for activation control. Core scope • Patient Management – full electronic medical records, admission/discharge workflow and a complete patient history timeline stored securely. • Appointment Scheduling – doctors see a shared availability calendar, while patients receive automated e-mail/SMS reminders generated by the system. • Billing & Invoicing – charge capture, multi-payer billing and printable invoices with basic reporting. Licence/CRM requirement The desktop client must verify its licence on first run and at set intervals through a lightweight web API. From a browser dashboard I need to create, suspend or r...

    €242 Average bid
    €242 Ortalama Teklif
    39 teklifler

    I’m putting together a customer-service knowledge base and I need the full set of written requirements so my development team can move straight into build. The primary goal is clear: empower users to solve issues themselves and reduce live-support load. Scope you will cover • Structure a comprehensive set of categorized articles so content can be browsed logically and maintained easily. • Build in a user-feedback mechanism on every article (ratings and optional comments) to surface gaps and drive continuous improvement. What I expect to receive 1. A Software Requirements Specification that details functional and non-functional needs, data models and workflow diagrams. 2. User stories and acceptance criteria that the dev team can plug straight into their backlo...

    €124 Average bid
    €124 Ortalama Teklif
    36 teklifler

    I need a Microsoft Access solution that centralises all of my customer data so day-to-day administration becomes faster and far less error-prone. The database must focus on full customer lifecycle management rather than simple record keeping. Core functions I want to see working smoothly: • Contactinformatie opslaan – every customer’s address, phone, e-mail and other key fields captured with validation. • Klantenactiviteit bijhouden – quick entry screens and history logs so I can trace calls, meetings and support requests at a glance. • Facturen en betalingen beheren – a straightforward way to raise invoices, record payments and view outstanding balances, with summary and detailed reports. The finished file should be an .accdb that opens withou...

    €473 Average bid
    €473 Ortalama Teklif
    80 teklifler

    Project Description: Hello, My name is Michel Tchoman and I am looking for a developer or developer-investor to collaborate on a sports betting platform called Michbet. The goal is to create an online betting platform similar to major sportsbooks, but focused on the Ivory Coast market. Main Features Required: • Sports betting (mainly football at the beginning) • User registration and login system • Betting tickets and odds system • Admin panel to manage users, bets, and transactions • Live betting support (optional for the first version) • Mobile-friendly website (responsive design) Payment Methods: The platform must support local African payment systems: • Wave • Orange Money • MTN MoMo Project Vision: Sports betting is growing rapidly in...

    €401 Average bid
    €401 Ortalama Teklif
    46 teklifler

    Project Description MOMCO AI Limited (Lusaka, Zambia) invites proposals from experienced software development companies or enterprise development teams for the design and development of a National Digital Identity Platform (NIDP) for a government project in Africa. The platform will manage digital identities for approximately 30–33 million (3 crore) citizens and provide secure authentication and verification services for government agencies and authorized third-party organizations. This project includes software platform development only. Infrastructure, biometric capture hardware, and physical ID card production are not part of this scope. Only vendors with experience in large-scale enterprise or government systems should apply. Project Scope The selected vendor will develop the f...

    €50001 Average bid
    €50001 Ortalama Teklif
    22 teklifler

    Build a web app for Harvest Harmony Wellness that helps users take self-discovery quizzes and receive personalized results with recommended articles. Core app requirements: 1. Homepage - welcome section - short explanation of the app - start quiz button - featured quizzes section - featured articles section - optional email signup 2. Quiz system - support multiple quizzes - first quiz = Healing Archetype Quiz - multiple-choice answers - answer scoring logic - result based on highest score 3. Healing Archetype Quiz results Create 5 results: - Radiant Explorer - Gentle Guardian - Rooted Restorer - Quiet Alchemist - Steady Wayfinder Each result page should include: - archetype name - description - strengths - common struggles - gentle self-support ideas - affirmations - journaling prompt...

    €10 / hr Average bid
    €10 / hr Ortalama Teklif
    108 teklifler

    I need an experienced instructor who can take me through advanced-level administration of both Oracle Core databases and Oracle E-Business Suite. I already work daily with the technology; what I’m missing is a structured, in-depth programme that ties together best practices, real-world troubleshooting, and the latest features. Scope • Oracle Core DBA topics: upgrade paths (12c-19c), RAC configuration, Data Guard, RMAN backup/recovery, performance tuning, and diagnostic utilities. • Oracle E-Business Suite: architecture, cloning, patching with adop, concurrent manager tuning, and secure configuration. Training Style We will meet online in live, interactive sessions that mix white-board style explanations with hands-on labs I can reproduce on my own VM. I prefer short...

    €199 Average bid
    €199 Ortalama Teklif
    2 teklifler

    I have several years’ worth of appraisal data currently scattered across multiple CSV and TXT files. The goal of this project is to collect that raw information, move it into a clean Microsoft Access back-end, and then give me simple, point-and-click ways to work with it every day. Core objectives • Build the Access tables from my existing CSV/TXT files • Design friendly forms so I can review, edit, and manage the records without touching the tables directly • Enable one-click exports that feed the data into Excel, produce mail-merge ready form letters, or create custom on-screen/printable reports Technical notes • Source files are standard comma-delimited and tab-delimited text or other • Front-end can be Access or an Excel interface, as long as it...

    €150 Average bid
    €150 Ortalama Teklif
    56 teklifler

    Municipal Operations & Governance System (MOGS) - an integrated digital platform designed to help Local Government Units modernize municipal operations, improve public service delivery, and strengthen transparency in governance. The app is already pre built. needs database configuration for deployment purposes. Offline/online features

    €438 Average bid
    €438 Ortalama Teklif
    131 teklifler

    I have several production PL SQL scripts that are starting to show their age: execution times have crept up and they are consuming more CPU and memory than I am comfortable with. The primary focus of this project is therefore PLSQL itself, not application-level logic or UI work. What I need from you is a careful optimisation of the existing codebase. The goal is two-fold—raise overall performance and cut back on resource usage—without changing the functional output in any way. You will be working with code that is already in use, so a light-touch, incremental approach that can be verified against current results is essential. Deliverables I expect • Revised PL SQL scripts ready for drop-in replacement • A short before/after performance summary (timings and resourc...

    €212 Average bid
    €212 Ortalama Teklif
    19 teklifler

    I am looking to have a self-contained desktop application built that lets us record and track three key data sets in one place: staff information, individual training records, and detailed instrument-calibration histories. The program will be used on a small internal network, so a local database engine such as SQLite, MS Access, or an embedded PostgreSQL instance is perfectly acceptable as long as installation remains straightforward for non-technical users. Two role levels must be enforced: Admins need full create / update / delete privileges plus the ability to add new users, import legacy spreadsheets, and run global reports, while Managers only require read-only dashboards and the ability to print or export filtered reports for their teams. Typical daily tasks should feel intuitive: ...

    €476 Average bid
    €476 Ortalama Teklif
    62 teklifler

    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.

    €18 / hr Average bid
    €18 / hr Ortalama Teklif
    11 teklifler

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