PostgreSQL is the world's most advanced, powerful, and efficient open source relational database management system, and some of the world’s most demanding applications rely on PostgreSQL as their primary database management system. PostgreSQL is known for its accuracy, security, and scalability. A PostgreSQL Developer creates ways to store corporate data in a reliable, secure, and efficient way. They can create scalable databases using these technologies - this means that a PostgreSQL Developer can help you keep up with the ever increasing demand for larger amounts of data. They can also develop applications to read from and write to these databases and optimize existing databases for better performance.

Compared to other database management systems, PostgreSQL boasts superior performance, reliability and security. This Database Management System is also renowned for its extensibility, meaning that it allows developers to customize their databases according to the exact needs of their application and load requirements - whether it's a simple web application or huge enterprise scale solutions.

Here's some projects our expert PostgreSQL Developer made real:

  • Developing unique solutions with Odoo Manufacturing & Maintenance Module
  • Connecting web applications with secure REST API integrations
  • Creating data extraction scripts with Nodejs
  • Developing complex SaaS solutions with Laravel/React/AWS
  • Implementing advanced authentication protocols (JWT)
  • Truckloads of migration projects from different AWS stacks & SSO integrations
  • Developing automation & no-code project pipelines leveraging nodejs and python
  • Building serverless Java applications with Springboot and other frameworks
  • Publishing/Hosting express.js & handlebars.js web apps

PostgreSQL technology has been a go-to solution for many clients when creating bespoke applications that meet the needs of their business. Our PostgreSQL Developers have built everything from small custom applications to complex enterprise solutions on You too can hire an expert developer here today to make your project happen!

A partir das avaliações de 78,641, os clientes avaliam nosso PostgreSQL Developers 4.88 de 5 estrelas.
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    41 trabalhos encontrados, preços em USD

    Ищем опытного Golang/Vue.js инженера на долгосрочную part-time занятость (ориентировочно 10-15ч/нед, по мере поступления новых задач) в логистический стартап. Гибкий график, почасовая еженедельная оплата, русскоязычная команда. Рейт обсуждается индивидуально, в зависимости от опыта, самостоятельности, качества и скорости выполнения задач. Middle: ~$18-22/hr, Senior: ~$25-30/hr. Требования к кандидату: 5+ лет опыта Full-stack разработки Golang и JS (Vue.js); Опыт работы в проектах с микросервисной архитектурой: как написание самих микросервисов, так и настройка и взаимодействие с инфраструктурой; Опыт написания серьезных интерфейсов на Vue.js; Коммуникабельность, умение эффективно взаимодействовать с командой; Умение взаимодействовать с чужим кодом (легаси-код, отсутствие документации); ...

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    We are looking for a Back-end Typescript Developer with experience in Node.js to work on our project for a minimum of 3 months. Our ideal candidate should have expertise in the following: - Back-end development using Typescript and Node.js - Creating efficient and scalable APIs - Experience in database management and optimization We prefer the use of Node.js for this project. The developer will be responsible for: - Building and maintaining the server-side of the application - Integrating with the front-end team to ensure seamless functionality - Collaborating with the team to ensure project milestones are met If you have experience in creating efficient and scalable back-end systems, we encourage you to apply. This is a monthly project with a budget range of $500-$700.

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    I am looking for a freelancer who can insert data from my essl biometric attendance machine into MongoDB. The ideal candidate should have experience in dealing with biometric attendance data and be able to work efficiently with MongoDB. Requirements: - Experience with essl biometric attendance machine - Proficient in MongoDB - Ability to format data in a user-friendly manner - Familiarity with real-time data insertion Additional Information: - The brand and model of the biometric attendance machine is essl - The data does not need to be formatted in a specific way before insertion - Real-time data insertion is required for this project.

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    Odoo ERP developer 6 dias left

    Hello, We are currently in search of a skilled Odoo ERP developer to collaborate with us on a per job or part-time basis. If you have expertise in customizing specific features and modules within the Odoo platform, we have exciting customization projects waiting for you. Job Description: As an Odoo ERP developer, your primary responsibility will be to customize various features and modules within the Odoo platform to meet our specific business requirements. The projects will involve tasks such as: Customizing existing Odoo modules to align with our unique business processes Developing new modules or extending functionality within the Odoo framework Implementing custom workflows, reports, and dashboards Integrating Odoo with other third-party applications or APIs Troubleshooting and debu...

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    I am looking for a skilled PostgreSQL DBA trainer to provide offline training in Pune. The ideal candidate should have experience working with PostgreSQL at a beginner level and should be able to provide basic concepts training. The training program should be conducted for a duration of 3-5 days. Skills and experience required: - Expertise in PostgreSQL DBA - Experience in providing training to beginners - Strong communication skills - Ability to customize training materials to meet the needs of the project The primary goal of the training is to provide basic PostgreSQL concepts training to improve my understanding of the database management system. The trainer should be able to cover topics such as database architecture, SQL commands, and data types. If you are an experienced Post...

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    优化数字名片小程序的功能列表,并做出思维导图及原型UI设计(中英文两种方案) 以用户端功能列表为基础;AI智能深度学习、结合chatGTP、AI自动升级为核心,完善用户端小程序、CRM端小程序、CRM-PC端、总后台-PC等功能列表内容完善,并以最先进的AI智能方案优化(中英文两种方案) 1:功能列表完善后,做出思维导图 付款5% 2:思维导图完善定稿后,作出原型UI设计 付款20% 3:原型UI设计定稿后,利用Python,AI为底层架构,进行开发定稿后;付款30% 4:开发源码交付后;付款35% 5:代码出现错误或其他情况、小改动等情况,维护一年;付款10% 备注: 1:利用Python,AI为底层架构和核心设计,完善功能列表 2:利用墨刀工具 制作出 思维导图和原型UI设计() 3:参考案例: 4:开发需求不包含 ios 和 android, 5:开发工具:Multiport Unified Development Toolskbone() 6:开发期限:希望在6个月内完成全部开发,第一阶段在1个月内,第二阶段在一个月内,第三阶段在三个月内,第四阶段在1个月内,第五阶段为维护期间。 Optimize the function list of the digital business card applet, and make a mind map and prototype UI design (both in Chinese and English) Based on the user-side function list; AI intelligent deep learning, combined with chatGTP, and AI automatic upgrade as the core, improve the content of the use...

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    I have 2 sources from same project. Both of them are working but includes a lot of different features. The task is MOVE or IMPLEMENT facebook and instagram codes from source A to source B.

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    Looking for a freelancer to deploy a project to Vercel with migrations. The ideal candidate should have experience in and Vercel deployment. The project requires knowledge of databases, PostgreSQL, Custom configurations and specific requirements may be necessary for successful deployment. The client is unsure if they need assistance in determining these requirements. The freelancer should be prepared to work closely with the client to ensure successful deployment.

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    Javascript Node.js React Expert 6 dias left

    Do you have the guts, the audacity, and the desire to dive into the adventure of a French startup? Now is the time! We are looking for experienced talents, ready to wholeheartedly invest in our project. Come join our dynamic team. You have the opportunity to work from home! Based in France, our project team works remotely and collaborates with members located all over the globe. Together, we are on a mission to build a large-scale project: an innovative SaaS application that will revolutionize the user experience. If you are not afraid of this challenge, then this offer is undoubtedly a golden opportunity for you. And here, your investment is not limited to your time and energy: you will truly become a partner in the company carrying the project. Like in a family, each partner gets a p...

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    Necesito configurar el módulo contable de odoo 15

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    Python Django expert required 5 dias left

    Looking for a Python Django expert to build a web application that requires user authentication. The project needs to be completed within a month. Ideal skills and experience include: - Proficiency in Python and Django framework - Knowledge of web development and user authentication - MySQL, Postgresql - Experience with database management and integration - Strong problem-solving and communication skills The project may also require payment and API integration, so experience in these areas would be a plus.

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    - Further development of an existing web scraping interface and image-add-variable interface - Further development of algorithms for extracting PDFs and other file formats - Revision of existing database structure for simplified querying of variables from certain regions - Simplification of adding servers for storage, web scraping etc. (automatic installation and setup of ubuntu server)(Frontend and Backend) -further development dashboard

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    AWS Lambda issue 5 dias left

    We are working on a Unity 3D project with a CMS and had specific instructions from client on how the AWS infrastructure we run this on should be setup as serverless - PHP services should be containerized as docker images (ECR) to be deployed as lambda functions. - Node JS services should be a zip that could be deployed as lambda functions - Please use Amazon Aurora V2 (PostgreSQL) instead of MySQL and Amazon DocumentDB instead of MongoDB. The project is almost complete and we don't have anybody that knows how to get the Serverless working as our devs were getting errors about the size for Lambda functions so for now we are just using EC2 which client does not want. From our devs we get this "AWS Lambda has a limit on the maximum size of the deployment package that can be upl...

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    Hi, I want to start working with a open source software that is in GIT and can be installed in a computer using docker. The project is openthc and I want it running in a docker server. The freelancer must show how to start using it and where access to the app.

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    I am looking for a Django Backend Development Engineer to help me with my project. Here are the project details: - Assist in backend API development and actively participate in the team's work at various stages of development, including requirements analysis, design, implementation, and testing. - Develop using Python, Django, and Django Rest Framework, ensuring the stability and scalability of backend services. - Responsible for resolving backend API bugs and optimizing performance to enhance system stability and reliability. Skills Required: - Proficient in Python programming language. - Familiar with Django and Django Rest Framework, experience in actual development is a plus. - Understand the basic principles and usage of relational databases (such as PostgreSQL or MySQL).

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    1. General Information Development of an application in the Node.js programming language, using the Puppeteer library for testing account creation functions on one of the most popular Russian online marketplaces and performing a series of actions using these accounts. Data for account creation (dummy data) will be pre-generated. Information about created accounts and performed actions will be saved in the PostgreSQL database. 2. Functional Requirements Component 1: Testing Account Creation on the Online Marketplace Develop functionality for testing automated account creation on the online marketplace using Puppeteer. Generated data (dummy data) should be used to create new accounts. Information about accounts created during testing should be saved in the PostgreSQL database. Compone...

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    Task: General Description: A refactor is required for a Node.js script that uses the Puppeteer library for testing the process of creating and authorizing accounts on a trading platform. Script Structure: First Module - Responsible for testing the process of creating email accounts and initial data. Second Module - Handles the testing of the process of creating a marketplace profile using the previously created email account. Required Improvements: Handling of popup dialogues. Handling cases of IP address blocking. Copying the confirmation code from the registration popup window on the marketplace. Developing additional logic for scenarios not currently covered by the script. Integration of a solution for captcha bypass. Expected Outcome: Stable script operation under various conditio...

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    I am looking for a freelancer who can modify the Aged partner reports in Odoo. Specifically, I need someone who can customize the calculations or aging periods, specifically the reports to allow the balances to be sown in the currency in which they were billed. We also need to allow users to filter by chart of account number. The project is urgent and needs to be completed within 1-5 days. Please note that there are third-party modules in place that may affect the modification. Ideal skills and experience for this job include expertise in Odoo 15 and experience with customizing reports and working with third-party modules.

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    DWG to Postgres/PostGis 5 dias left

    I am looking for a freelancer who can assist me in converting my DWG files into Postgres/PostGis. The purpose of these files is for Geography/GIS. I require specific attributes to be extracted from the DWG files and a moderate level of detail in the output PostGIS data. Ideal skills and experience for this job include: - Strong knowledge of DWG to PostGIS conversion - Experience in extracting specific attributes from DWG files - Expertise in Postgres/PostGis - Understanding of Geography/GIS - Attention to detail and accuracy in output data. Once the conversion is done a web interface should be built to view the Autocad file converted, including all metadata and name references. the web engine should be apache over rockylinux, using leaflet or openlayers

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    Kamailio Developer -- 2 5 dias left

    We are looking for a Kamailio Developer! Our in-house Kamailio developer is retiring. We would love to find someone who is a real Kamailio expert that loves creating/developing outside-of-the-box solutions. We want to find someone who has experience with custom modules, and who has a fantastic fine-tuning skill set. All our Kamailio are extremely high CPS it would be ideal if you have experience in Freeswitch & Postgress as well. This is not a one-project job and done, we would love to find someone for the long term and become our "Go to Guy" and have someone get familiarized with our network/systems. The first task we have is for someone to review one of our new configurations and see where we can fine-tune it, also want to change how Kamailio communicates to the custom...

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    Clean my web2py 5 dias left

    Please clean my web2py framework: - delete redundant files - delete unusefull files and archives - redirect links correctly - database connections (mysql and postgres) - email connections (email configuration)

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    Necesitamos generar un modulo para modificar el pago final de la compra en el Ecommerce de Odoo v14. Necesitamos agregar un cobro extra que debe ser modificable en las opciones Generales de la web (el porcentaje) y se debe agregar ese porcentaje de cobro al monto final. Ejemplo SubTotal: 10.000 5% Servicio de Venta: 500 Impuestos: 1.995 TOTAL: 12.495 Adjunto va una imagen de como deberia quedar.

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    I need someone to edit my Oracle queries and convert them to Postgres. I am familiar with Postgres syntax and features, but I need assistance with query conversion. There are 1-10 queries that need to be converted. Ideal skills and experience: - Strong knowledge of Oracle and Postgres databases - Experience with query conversion - Familiarity with SQL syntax and features for both databases - Attention to detail and ability to ensure accuracy in the conversion process.

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    I'm looking for a skilled freelancer to help me edit my existing PowerShell script code to point Oracle to PostgreSQL. I need someone who has the experience to work with PowerShell and the capabilities to understand the complexities of the task at hand. The successful freelancer should be able to demonstrate their experience in this field and confident in their ability to provide a successful result. They will be required to edit the existing script code and make adjustments to ensure that the changes are correctly targeting Oracle and PostgreSQL. The level of complexity of the script isn't an issue, since no information was provided - the freelancer should expect the necessary complexity based on the given task. I look forward to speaking with talented and driven professiona...

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    I am looking for a freelancer who can help me connect my postgres database to Microsoft SQL Server Analysis Services (SSAS). Specifically, I require assistance with data modeling and query optimization to ensure efficient data processing. The ideal candidate should have experience with both postgres and SSAS. There are no specific performance requirements or limitations, but I would appreciate someone who can provide recommendations for real-time or near real-time data processing.

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    change the data connection oracle DB to Postgrase DB and also Powershell syntax

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    Quantori is a new company with a long history. We have over twenty years' experience in developing software for the pharmaceutical industry and driving advanced strategies in the world of Big Data revolution. Quantori is transforming life sciences and healthcare with the power of digital IT. We develop intelligent solutions that provide insights to help our partners make data-driven decisions that innovate drug development and improve patient care. With deep domain knowledge, Quantori combines Advanced Data Analytics, Scientific Knowledge Management, and Best-in-Class Software Engineering to speed up time to market and improve the agility of the research process. What we expect: - Strong knowledge of Python - Good DB usage experience - Experience with Docker - Experience with Cloud...

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    Django + Postgresh app design 4 dias left

    I am looking for a Django and Postgres app Senior Engineer to help me create a custom data management application. I have some ideas for the app, but I need help with the design. The main purpose of the app is data management, and I require highly customized features for this purpose. This app will run in an AWS server (Ubuntu), devops skills will be required. A low level design is needed in the begining to start with. Pls coneect only if have managed heavy traffic for 3-5 years.

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    Accounting system untuk dipakai internal dalam perusahaan. Mempunyai pengalaman membuat accounting system akan diprioritaskan. Kami mempunyai contoh balance sheet dan list of accounts. Implementasi system dalam database PostgreSQL. System menggunakan double entry accounting. Dapat mengambil data-data yang diperlukan untuk membuat accounting reports (trial balance, balance sheet, income statement, cash flow statement). Dapat melakukan pengecekan untuk data integrity. Mendukung untuk implementasi PPN. Dapat melakukan tutup buku pada akhir financial year.

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    Odoo Community 3 dias left

    Needs an Oodo community implementation with modules finance and inventory. already have 30,000 items. The search field behavior for the 30,000 items should list the items based on the first letter entered. It is as simple as this.  UI and search should be in arabic language

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    Kamailio Developer 3 dias left

    We are looking for a Kamailio Developer! Our in-house Kamailio developer is retiring. We would love to find someone who is a real Kamailio expert that loves creating/developing outside-of-the-box solutions. We want to find someone who has experience with custom modules, and who has a fantastic fine-tuning skill set. All our Kamailio are extremely high CPS it would be ideal if you have experience in Freeswitch & Postgress as well. This is not a one-project job and done, we would love to find someone for the long term and become our "Go to Guy" and have someone get familiarized with our network/systems. The first task we have is for someone to review one of our new configurations and see where we can fine-tune it, also want to change how Kamailio communicates to the custom...

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    Destacado ADC
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    5 ofertas

    I am looking for a skilled Odoo developer to provide ongoing support, administration, and module development for my clients. Specifically, I need help with the CRM module. The ideal candidate should have experience in customizing and fixing bugs in Odoo modules. There is no specific deadline for this project as it will be ongoing support and development.

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    More details: What is your current AWS setup? I have AWS instances running Is your project using any specific AWS services? EC2 and RDS What level of assistance do you need? Basic setup and configuration

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    1. Convert existing 100-120 table postgresql Db schema into Dgraph schema. There is no data, just the schema. 2. Decide on indexes, based on use case 3. Install on Dgraph hosted service

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    NextJS - Supabase Prototyping 2 dias left

    Need a developer to prototype an app using NextJS and Supabase to replace a high-volume, large Wordpress site. Please share examples of your NextJS apps. Must have experience with NextJS, Supabase, Github and Vercel. Headless CMS experience is a bonus. You agree to - Bid your true price - Use Freelancer Time Tracker - Commit your work to Gihtub regularly - Comment and document your work - Provide clear deployment instructions and requirements - Update team via Slack on a daily basis - Assign all copyright in work to our company

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    Доброго дня! Шукаю в команду професійного Full Stack Node.js розробника з досвідом розгортання та роботи AWS Сервісів. Так, цікавить безпосередньо розробник, а не IT-агентство. Для нас важливим є як професійні навички по розробці NodeJS сайтів, досвід з розгортанням AWS сервісів (вказані нижче в Стеку технологій) а також комунікація із вами. Тобто в своїй команді ми бачимо відповідальну, достатньо комунікабельну та професійну людину, яка захоплюється тим що робить. Любить складні та цікаві проєкти, та може запропонувати оптимальні рішення для реалізації складних задач. Наша команда: У нас зараз невелика команда, з досить широким досвідом розробки та аналітики даних. Саме над цим проєктом у нас є Дизайнери, Розробник картографії на MapBox, Архітектор БД, Javascript-програмісти. Що для на...

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    I am looking for a backend developer to create a food ordering platform for multiple restaurants. The ideal candidate should be experienced with Java programming language and PostgreSQL database management system. The platform will be a multi-restaurant system that allows customers to order food from different restaurants. The backend system should have the following features: - User authentication and authorization - Menu management for each restaurant - Order management and tracking - Notifications - Integration with payment gateway - Reporting and analytics The developer should be able to work in an agile environment and have experience with REST API development. Good communication skills and the ability to work in a team are also important.

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    Develop a desktop backup application for consumers using Restic as the backend and Minio as the storage solution. The application requires the following components: Company website for signup/login, subscription selection/payment, and client downloads. SSO using Keycloak for secure authentication. User management/administration and admin panel. Billing/support panel for customer management. Customer database using PostgreSQL. Electron.js-based desktop GUI. Node.js coordinator application for communication with Keycloak, GUI, Minio, and customer database. It handles provisioning and backup repos based on billing status. Non-Functional Requirements: Highly available and scalable architecture. CI/CD pipelines for continuous integration and deployment. Agile development approach...

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    We are seeking a developer to create a desktop backup application using restic as the backend program. The ideal candidate should have experience in developing applications for Windows and Mac operating systems and should be familiar with restic, keycloak, docker, node, postgres etc. The application will have a Graphical User Interface (GUI) for ease of use. We already have a S3 based restic repository to store backups. This will be a consumer application and hence it will need components like Customer Signup/DB/Billing, an Admin panel, a coordinator app etc

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    Odoo 12 Customization and Bug Fixing I am looking for an experienced developer to help me customize and fix bugs in my Odoo 12 installation. Specifically, I need help with customizing the workflow in the Sales module. Ideal Skills and Experience: - Strong experience with Odoo 12 development - Expertise in customizing workflows in the Sales module - Knowledge of Python and Odoo 12 development framework - Familiarity with Odoo 12 Sales module - Ability to identify and fix bugs in Odoo 12 Tasks: - Customizing the workflow in the Sales module - Fixing bugs related to Sales module - Refactoring and optimizing the code - Testing and deployment of the customized module If you have the skills and experience required for this project, please apply with your portfolio and relevant experience.

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    Bom dia. Preciso que esse porjeto feito com docker, seja aplicado sem docker, apenas com para centos 7, sem uso de docker. @smlalene/data-warehouse-tech-stack-with-postgresql-dbt-airflow-35dfb7e743f8 Documentar passo a passo das instalacoes

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