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I am Full-Stack Developer with 10+ years experience leading both front-end and back-end development, and performing quality assurance. Throughout my career, I have been acknowledged as a solution-focused professional with the ability to design and develop innovative applications using advanced technologies. I collaborate closely with the application team to develop and implement 150+ full-stack web applications, ensuring optimal functionality, quality, and reliability. Please consider the following highlights of my career: • Relevant Coursework: Operating Systems Architecture, Linux/Unix Programming, Usability in Website and Software Design, C++ Programming I & II, Web Page Development, Relational Database Design & SQL, Data Engineering, Advanced Software Programming. • Maximized applications’ efficiency, data quality, scope, operability, and flexibility. • Used various ideas from distributed computing, large-scale design, real-time data processing, data storage, ML, and AI to solve challenging dataset problems. • Managed, optimized, and updated PHP databases as necessary. • Developed app integration with REST / SOAP and other APIs for Google Maps, social media logins, payment processors, and other services. Key Skills • Google Compute Engine • Android and iOS App Development • HTML, CSS, JavaScript, PHP • Bootstrap & Angular JS • jQuery • SQL Databases

  • HTML5
  • CSS3
  • JavaScript
  • jQuery
  • Ajax
  • Bootstrap
  • Foundation
  • UI / UX
  • React js
  • React Native
  • ANGULAR 2
  • ANGULAR 4
  • ANGULAR 1
  • Node js
  • Hourly Rate$30 / Hr
  • Total Earned$13810
  • Experience10 Years

Eric Tyler

United Kingdom

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Hi! I am full-stack senior PHP developer with 15 years of experience. I decided to thousands of problems over the years as a programmer. I have extensive experience working with high loads and I am very easy to understand other people's code. Now I have some free time and I am ready to offer its experience to solve your problems. Key areas of work: - Adding new business logic - Bug fixes, performance improvements - API integration of third parties. Create own API - Transfer of data and functionality between different projects - Writing scrapers of any complexity - Optimizing the use of databases - Create a stand-alone script with the less

  • Hourly Rate$31 / Hr
  • Total Earned$0
  • Experience15 Years

Hi, I am Robert I am Full Stack developer. If you need e-commerce, social networking, membership or subscription based web, or your need a corporate website, I can help. I also develop custom extensions, widgets for Joomla and Wordpress and I work to setup, configure, customize, troubleshoot, remove hacking and extend any and all extensions/widgets/templates/themes/plugins for Joomla and Wordpress. Lately, I had been busy in migrating/upgrading Joomla 1.5 and 2.5 websites to Joomla 3.x and conversion from Joomla to Wordpress or from Wordpress to Joomla. Freelancing is challenging and my objective is to take on any kind of challenge and fulfill the customer requirements with 100% quality work, professional attitude, reliable and trustworthy services. I would like to get an opportunity to discuss your next project and bring even more success to your business.

  • JavaScript
  • UI / UX
  • React js
  • React Native
  • Node js
  • Wordpress
  • PHP
  • MySql
  • Shopify
  • C++
  • C#
  • Java
  • Python
  • Ruby
  • Software Developers
  • Mobile Developer
  • Hourly Rate$40 / Hr
  • Total Earned$25450
  • Experience10 Years

Feodor Kurpinsky

Russian Federation

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Hey there!!! I am Feodor- Senior Software Engineer with a great experience and knowledge in this field. I ensure you I am the best fit for Your projects and I can accomplish projects with the best results. During my experience I have developed the following skills: • Experience with DataStage, ETL tools • Knowledge in Shell scripting, Scheduling tools • Strong experience in PL/SQL procedures and performance tuning • Experience with relational databases (Oracle/SQL Server/MySQL) • Experience with Agile methodologies • Excellent understanding of CI/CD tools. • Knowledge of PCF, Java, Spring, Jenkins, Python/Perl I ensure you will be satisfied and please. Don’t hesitate to connect me. With best regards, Feodor.

  • HTML5
  • CSS3
  • JavaScript
  • jQuery
  • Ajax
  • Bootstrap
  • ANGULAR 2
  • MySql
  • Shopify
  • Python
  • Hourly Rate$35 / Hr
  • Total Earned$4850
  • Experience8 Years

Hi, I am Sofia, I am a Full Stack developer with nearly 10 years of experience. During my career, I have developed and designed hundreds of different projects. I am highly skilled in designing, testing, and developing software. As a Full Stack developer focused on customer satisfaction, I manage all aspects of development from concept to requirements definition, design, launch, maintenance, and user support. My skills include: ✔️ Web Design/Development ✔️ WooCommerce Development ✔️ Shopify Development ✔️ Data Engineering (MySQL, MongoDB, PostgreSQL, BigQuery, Oracle, SQLServer) ✔️ Python, R, SQL ✔️ WordPress Development ✔️ App Development ✔️ Software Development ✔️ Full Stack Development ✔️ Web Scraping ✔️ Web Crawling ✔️ API Integration Languages: C/C++, Java, C#, .Net, SQL, HTML, CSS, PHP, Javascript, Java, jQuery, Angular, React, Bootstrap, HTML, CSS Applications: MS Visual Studio, Visual Code, Eclipse Database systems: MariaDB, MySQL, SQL, SQL Server, MongoDB, ExpressDB, Ingres Operating systems: Windows, macOS, Unix, Linux

  • HTML5
  • Hourly Rate$20 / Hr
  • Total Earned$14232
  • Experience8 Years

I am an experienced full stack developer, looking for exciting projects and new opportunities. You deserve a website that is built with security, responsiveness, functionality, and efficiency in mind. Over the last 9+ years, I have worked in all kinds of projects and I am able to build a web and mobile application from scratch very fast and with great efficiency or continue working on existing code with ease. SKILL o Back-end (NodeJS/Python & Django/Core PHP/Laravel/Symfony) o Front-end(ReactJS/Redux, VueJS/Vuex/NuxtJS, AngularJS, Angular/Ngrx) o DB (MySQL, Oracle, MongoDB, Firebase) o HTML5 / XHTML / CSS3 / Javascript/Bootstrap o Chrome extension development. o UnitTesting (Mocha, Chai, Jest, Puppeteer-Jest, Phantom) o Responsible communication for each day(24/7 online). o 2 months Free bug fixing and maintenance I look forward to taking on your project and building you a site you are proud of.

  • HTML5
  • CSS3
  • JavaScript
  • jQuery
  • Ajax
  • Bootstrap
  • Foundation
  • UI / UX
  • React js
  • React Native
  • ANGULAR 1
  • Node js
  • Wordpress
  • PHP
  • MySql
  • Magento
  • Opencart
  • Shopify
  • Woocommerce
  • Laravel
  • SEO
  • SVG
  • C++
  • C#
  • Java
  • Python
  • Ruby
  • Jade
  • GraphQL
  • Yii
  • Mern
  • VR
  • Software QA
  • Powershell
  • MQL4
  • Desktop
  • Delphi
  • PineScript
  • Metatrader
  • Binance
  • AutoHotkey
  • Rchain
  • Vyper
  • Rholang
  • Erlang
  • CRO
  • Lisp
  • Shell
  • SAS
  • Code
  • Haskell
  • MODX
  • Perl
  • GO
  • Scala
  • Network
  • Squarespace
  • Big Cartel
  • Ecwid
  • Webflow
  • Project management
  • Swift
  • Clojure
  • Julia
  • R
  • Fortran
  • COBOL
  • Elixir
  • Mongodb
  • PostgreSQL
  • MariaDB
  • Phoenix
  • Gatsby
  • Blazor
  • FastApi
  • Svelte
  • Next.js
  • Flask
  • Nuxt.js
  • Django
  • Hourly Rate$30 / Hr
  • Total Earned$34008
  • Experience9 Years

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Customer Reviews

Carlos Leon

Hourly Rate30$ /Hr

Projects Done22

Reviewed by Cindy Nelson

Costa helped out a lot, was involved in the process and updated us with news if necessary, I am satisfied!

Jose Cancelo

Hourly Rate20$ /Hr

Projects Done21

Reviewed by Ian Carroll

Awesome job and fantastic result. Jose is professional in his field and knows what he is doing.

Jose Cancelo

Hourly Rate20$ /Hr

Projects Done21

Reviewed by Matthew Hill

Extremely talented and capable of delivering all features as promised.

Zale Condos

Hourly Rate27$ /Hr

Projects Done10

Reviewed by Erin Morgan

Thank you, beautiful job. I love the way Zale is handling his projects.

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Hire PostgreSQL Developer

Looking for a SQL freelance developer for your PostgreSQL project? You’re in the right place. Hire PostgreSQL developer with ITHire. 

What Is PostgreSQL? 

The PostgreSQL database program is a computer software that allows data to be stored. It's one of the most popular database programs currently in use, and it's commonly used by websites and apps to store user information. It is free and open source software. This implies that anybody may use it for any purpose. The PostgreSQL License, like the BSD license, is a permissive open-source license. You can learn more about PostgreSQL in their developer’s guide.

What Are the Advantages of PostgreSQL?

PostgreSQL has a number of advantages over other database programs. First, it's very stable. It's been around since the 1980s, and it's been used in production environments for years. This means that it's less likely to have bugs and is more likely to be compatible with other software. 

Second, it's very versatile. It supports a wide variety of data types, including text, numbers, images, and even geographic data. It also supports a wide variety of programming languages, making it easy to integrate into existing systems. 

Third, it's very scalable. It can handle large amounts of data easily, and it can be scaled up to meet the needs of a growing business. 

Finally, it's open source, which means that anyone can contribute to its development and improve its functionality.

What Are the Disadvantages of PostgreSQL?

While PostgreSQL has many advantages, there are some disadvantages to using it as well. 

  1. It's not as widely used as other database programs like MySQL or Oracle. This means that there are fewer resources available for learning how to use it.
  2. It's not as easy to use as other database programs. It can be difficult to set up and configure, and it may require more technical knowledge than some database programs.
  3. It's open source, which means that anyone can contribute to its development and improve its functionality. This can be both an advantage and a disadvantage, depending on your perspective.

Interview Questions to Ask When Hiring a PostgreSQL Developer

Here are a couple of questions to ask a SQL developer for finding out how he works with PostgreSQL.

  1. What experience do you have with PostgreSQL? 
  2. What types of data do you feel most comfortable working with? 
  3. What programming languages are you most comfortable using? 
  4. What do you think are the biggest advantages and disadvantages of PostgreSQL? 
  5. How do you feel about working on an open source project? 
  6. How do you create the first user in PostgreSQL? 
  7. What do you think are the most important skills for a PostgreSQL developer?
  8. What PostgreSQL developer tools do you use the most?