数据库开发 Jobs

In modern times, we are realizing more than ever that some of the most important and valuable information that a company can have is its data. We know that a company’s reputation can be compromised through a data hack or leak, and that often times, the right intellectual property can add millions, or even billions, of dollars, to the market capitalization of a corporation. As a result, companies both big and small should be doing everything that they can to keep their data safe.


Database developers work to make sure that databases where information is stored is as efficient and flexible as possible, to make sure that no matter what happens, companies can have their data safe, in any situation. The right database developer can make sure that this is done at the lowest cost possible, and also avoid storing redundant data, which obviously makes operations less productive and efficient.


No matter what, data is essential. We know that Big Data is one of the biggest technological trends in the world, because it helps to illuminate information, whether it’s regarding consumer trends or scientific research. A database developer understands the important of keeping information safe, which is essential in modern times.

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    54 份搜到的工作,货币单位为 USD

    Csapatunkba keresünk SQL Server fejlesztő mentort projekt alapú együttműködésre, akár részidőben is. Gyere hozzánk és taníts online kurzusainkon, segíts megérteni okos, motivált, válogatott embereknek azt, ami szívednek a legkedvesebb! MIÉRT SZERETÜNK MENTORÁLNI? Pozitív h...

    $37 / hr (Avg Bid)
    $37 / hr 平均报价
    2 个竞标

    Description : Can design and deploy mid to complex and optimized database supporting OLTP systems in a fast paced environment with ETL experience sourcing from multiple third parties for use in the transactional system. Requirements • 3-5 years hand-on with Postgress o Designing logical and physical models for multi-tenant OLTP SaaS solutions for highly scalable and secure solutions on AW...

    $9 / hr (Avg Bid)
    $9 / hr 平均报价
    2 个竞标

    There is an e-commerce app consisting of customers, suppliers, orders, payment, cart, categories, tags, affiliate programs. A database schema is needed to be designed for this

    $11 (Avg Bid)
    $11 平均报价
    3 个竞标

    Accountancy firm needs a Client Portal for financial document (pdf) approval, as part of a Wix website The accountancy firm needs a logged in area on their WIX website, that customers can log in to view their financial documents/tax returns (pdf), and approve them by various tick boxes. The accountancy firm needs to be able to add the documents/tax returns (pdf), and to know when the documents h...

    $679 (Avg Bid)
    $679 平均报价
    11 个竞标
    database expert required1 6 天 left
    已验证

    I need a database expert for my current projects. If you have knowledge please bid. Details will be shared in message with the freelancers.

    $2 - $6 / hr
    加封
    $2 - $6 / hr
    17 个竞标

    Paste the ER diagram and Relational Schema in a Word document. Also, clearly state any assumptions that you make

    $357 (Avg Bid)
    $357 平均报价
    17 个竞标

    Codesys Raspberry PI 4 Blockchain CRYPTO Application Apply Blockchain, Modbus TCP, mySQL archive demonstration.

    $1158 (Avg Bid)
    $1158 平均报价
    12 个竞标
    PostgreSQL/ETL developer 5 天 left
    已验证

    an design and deploy mid to complex and optimized database supporting OLTP systems in a fast paced environment with ETL experience sourcing from multiple third parties for use in the transactional system. Requirements - 3-5 years hand-on with Postgress Designing logical and physical models for multi-tenant OLTP SaaS solutions for highly scalable and secure solutions on AWS. Expertise in DB Develo...

    $13 / hr (Avg Bid)
    $13 / hr 平均报价
    3 个竞标

    I’m looking for a development team who can build out the initial infrastructure for lead generation/affiliate business. Ideally you will have some understanding of affiliate/referral marketing. A lead is a potential customer interested in a product or service. To get more information about the product or service the user will submit their contact details. Email, Phone Number, Address, Date ...

    $3230 (Avg Bid)
    $3230 平均报价
    12 个竞标

    database is provided Data Manipulation, Cleaning and Perdition by using SQL, Weka and Kaggle

    $223 (Avg Bid)
    $223 平均报价
    5 个竞标
    Access Data base 5 天 left
    已验证

    Front end and back end IN and OUT inventory

    $203 (Avg Bid)
    $203 平均报价
    19 个竞标

    We are a small-medium sized company in the financial services industry looking for a talented freelancer with expertise in the data and information space to drive the design, development and implementation of a central data warehouse for our business. We need a dynamic and innovative individual who can fast track solutions and is more focused on outcomes than on following cumbersome design and de...

    $26 / hr (Avg Bid)
    $26 / hr 平均报价
    5 个竞标

    I need someone to work on a simple SQL database task. Candidate requirements: UML, logic design, SQL, Oracle and conceptual design. Deadline: Tuesday, 13th of February at 2:00 pm (Spanish time). Closed budget: máx 50€+5€ comisiones = 55€

    $97 (Avg Bid)
    $97 平均报价
    11 个竞标

    Necesito la realización de un modelo rápido para una base de datos SQL. Se pide: UML, diseño lógico, SQL, Oracle y diseño conceptual. Deadline: martes 13 de febrero a las 2:00 pm (hora de España). Presupuesto cerrado: 50€+5€ comisiones = 55€

    $129 (Avg Bid)
    $129 平均报价
    7 个竞标

    I need help with an oracle project

    $22 / hr (Avg Bid)
    $22 / hr 平均报价
    28 个竞标

    All details On the file .......

    $128 (Avg Bid)
    $128 平均报价
    8 个竞标
    database using 000webhost 5 天 left
    已验证

    a good database using 000webhost and understanding I have most of it done but I need a hand to finish the entire project

    $21 (Avg Bid)
    $21 平均报价
    3 个竞标

    We are a boutique management consulting practice helping our clients with their most important transformation challenges. We are working with a higher education client on streamlining a range of their core processes. One of those initiatives involves delivery of an online tool to digitise their academic workload planning process. We need assistance with a data conversion activity as part of this ...

    $1510 (Avg Bid)
    $1510 平均报价
    23 个竞标

    in the second picture Relational algebra is a procedural query language, which takes instances of relations as input and yields instances of relations as output. It uses operators to perform queries. An operator can be either unary or binary.

    $27 (Avg Bid)
    $27 平均报价
    7 个竞标

    I need help in Database Management Systems project Deadline is April 15 topics included for the project - Entity Relationship Model - Relational Data Model - Relational Algebra - Relational Calculus

    $62 (Avg Bid)
    $62 平均报价
    8 个竞标

    Need an expert in UML diagrams

    $20 (Avg Bid)
    $20 平均报价
    12 个竞标
    Database Expert -- 3 3 天 left
    已验证

    I need someone who is expert in database and have very strong concepts.

    $26 (Avg Bid)
    $26 平均报价
    14 个竞标

    Necesito un programa con secciones de juegos, software, cursos, cine, música, podcast, libros, arte y tienda. En juegos y software quiero algo al estilo de Pivi Games donde yo pueda publicar juegos y software con su respectiva descripción, ficha técnica, botón de compra de steam o la tienda donde esté disponible, portada, tráiler, capturas, requisitos del...

    $50000 (Avg Bid)
    $50000 平均报价
    1 个竞标

    Please ping me and I can send the PDF. A lot of the work has been done. It is more refining and adding things. I will provide GCP access so you can do it all in there so there is no cost / issues.

    $179 (Avg Bid)
    $179 平均报价
    3 个竞标

    I need help in Database Management Systems project Deadline is April 15 topics included for the project - Entity Relationship Model - Relational Data Model - Relational Algebra - Relational Calculus

    $52 (Avg Bid)
    $52 平均报价
    7 个竞标

    Nos encontramos en la búsqueda de perfiles de Experto en Visualización de Datos e Infografias para colaborar en un proyecto estable y de larga duración, que puede ser trabajado de forma remota desde cualquier parte del mundo. Es importante que el profesional conozca programas como: · Infogram · Power BI · Otros de estilo similar Además, deber&aacut...

    $194 (Avg Bid)
    $194 平均报价
    12 个竞标

    I need a help to my report

    $363 (Avg Bid)
    $363 平均报价
    34 个竞标
    Build a website using c# 2 天 left
    已验证

    Simple data entry website. and some reports - Match Match title Match Date Team A Team B Score A Score B Winning Team ScoreA ScoreB Score Player Run Wicket Team Players Player Name Member Entry Match Batsman1 Batsman2 Bowler1 Bowler2 Wining Team MemberId Points Earned Member Area Graph with points

    $125 (Avg Bid)
    $125 平均报价
    13 个竞标

    Nos encontramos en la búsqueda de perfiles de Experto en Visualización de Datos e Infografias para colaborar en un proyecto estable y de larga duración, que puede ser trabajado de forma remota desde cualquier parte del mundo. Es importante que el profesional conozca programas como: · Infogram · Power BI · Otros de estilo similar Además, deber&aacut...

    $155 (Avg Bid)
    $155 平均报价
    20 个竞标
    SAP abap programmer 2 天 left
    已验证

    For one of our client, we are looking for SAP S4 Hana abap developer. Developer need to work remotely. Requirement is to build zprogram to extract g/l accounts financial data. Create a job to extract data and store it in a share drive.

    $17 / hr (Avg Bid)
    $17 / hr 平均报价
    26 个竞标

    I have a pretty simple document that I need someone who understands computer technology and how excel works. So they can help me identify the entities, attributes, and the relationship between some tables/ data sets.

    $20 (Avg Bid)
    $20 平均报价
    7 个竞标

    Freelancer must have access to s&p capital IQ. Freelancer needs to do research on company information on targeted industries

    $94 (Avg Bid)
    $94 平均报价
    8 个竞标
    Oracle 1 天 left

    Oracle , sql , database

    $23 (Avg Bid)
    $23 平均报价
    25 个竞标

    The project is to develop a product and price comparison platform, populating it with products both through API connection and if possible within the scope of the project fetching specific products from Google into the format. The platform will be built on whatever CMS deem fit, preferably Wordpress, Drupal, Joomla etc. Overall: - The project must be delivered on time and on budget. - The soluti...

    $1578 (Avg Bid)
    $1578 平均报价
    62 个竞标

    We are Seeking an Experience React Native Developer with Google Cloud Experience. We have an application that we have built using react, material-UI theme, redux & hosted it in Firebase Google Cloud, and payment integrated with Stripe. We are using the following within Firebase, User authentication , Realtime database, Firebase Cloud Database, Various firebase functions & web hosting. ...

    $14 / hr (Avg Bid)
    $14 / hr 平均报价
    13 个竞标

    We are Seeking an Experience React Native Developer with Google Cloud Experience. We have an application that we have built using react, material-UI theme, redux & hosted it in Firebase Google Cloud, and payment integrated with Stripe. We are using the following within Firebase, User authentication , Realtime database, Firebase Cloud Database, Various firebase functions & web hosting. ...

    $13 / hr (Avg Bid)
    $13 / hr 平均报价
    13 个竞标

    Some years ago I wrote a Thoroughbred pedigree analysis system for a client of mine, using Microsoft's .NET Framework. He has a database of Thoroughbred horses and the program does a complex analysis of patterns, to his proprietary requirements. The system worked well, but has aged and now won't operate on Windows 10. I've moved on and he's asked me to find a replacement deve...

    $3270 (Avg Bid)
    $3270 平均报价
    37 个竞标

    DO NOT SEND CUT AND PASTE SPAM REPLIES. I DO NOT CARE FOR YOUR PAST PROJECTS UNLESS THEY ARE SPECIFICALLY RELATED TO MY NEEDS. EXPLAIN HOW YOU WOULD BEGIN TO ATTACK THE TASK. In a nutshell i want to develop an app to scan and map out accurately the scanned 3D subject. I am open to ideas, sugesstions, etc. Skills in biometrics app development or using sdk's to add to an app will be fine....

    $7394 (Avg Bid)
    $7394 平均报价
    5 个竞标

    I am looking for help on behalf of my client - a vaccination and respiratory clinic in Western Sydney. They are currently processing a large amount of patient information due to COVID19, and are looking for an automated solution. The client seeks to have a script created, that can pull patient information from an excel spreadsheet, and auto fill the necessary info into the appropriate fields on t...

    $867 (Avg Bid)
    $867 平均报价
    46 个竞标

    This project has been partly built. Most of the front-end is complete, and the remaining work includes adding the module to our website, integrating it into the setting page, and coming up with the logic to check the database for new data and if new data is found, pull it in. Here are the user stories and wireframes: [登录来查看链接]

    $504 (Avg Bid)
    $504 平均报价
    14 个竞标
    database work 21 小时 left
    已验证

    please bid and i'll get back to u thanks

    $35 (Avg Bid)
    $35 平均报价
    32 个竞标

    I am looking for someone to source, compile and qualify data reports that have peoples names in a data field. Bankruptcy, criminal record, divorce, liens, back taxes, code violations all related to them or there home. Distilling and ranking of the data could also be a possible service I would need also.

    $92 (Avg Bid)
    $92 平均报价
    6 个竞标

    Required a web based database query builder library developed in Javascript/ JQuery / AngularJS. Library should be able to build query for the most common databases My SQL, Oracle , MS Access and S4/Hana. It will display all database tables with fields on the left hand side and the user will build a query by dragging and dropping fields from different tables. System should be able to handle d...

    $525 (Avg Bid)
    $525 平均报价
    27 个竞标
    Database Manager 13 小时 left

    I'm in need of someone that's good in Database

    $2374 (Avg Bid)
    $2374 平均报价
    40 个竞标
    Data Base Provider 12 小时 left

    We are looking for someone who can provide us with phone numbers data base for certain countries (India ) for specific operators. Note that you will be requested to send a sample of 200 valid phone number if the test was okay we will proceed to get the whole data base

    $50 (Avg Bid)
    $50 平均报价
    1 个竞标
    Build a website 12 小时 left

    discuss the details. Please provide what language and framework you are using for frontend and backend.

    $379 (Avg Bid)
    $379 平均报价
    87 个竞标
    zoho one configuration 3 小时 left
    已验证

    we have subscribed for zoho one 5 user licence we want a expert to make configuration as per our our work flow and guide us if some improvement possibl we want to get zoho 5 user license to be configured Here is the process: Issue of Sales Order Check consumption of the item mentioned in the Sales Order, directory maintained via part number and corresponding raw materials Requirement of raw mate...

    $189 (Avg Bid)
    $189 平均报价
    9 个竞标
    MS SqL expert required 6 天 left
    已验证

    I need a MS SQL expert for my current projects. If you have knowledge please bid. Details will be shared in message with the freelancers.

    $2 - $6 / hr
    加封
    $2 - $6 / hr
    34 个竞标