PostgreSQL Developers

charity musunga

Kenya

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life enthusiast, deep empath, lover of books and literature

• Hourly Rate$10 / Hr
• Total Earned$0
• Experience0 Years

Ella Kallis

Greece

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am a Full stack developer specializing in wide variety of coding niches, from databases to graphic design and UI/UX management. I have some good experiences of API development for mobile apps, experience with third-party libraries and APIs, good knowledge of MVC, OOP, databases, and core PHP. My technical skills include: • PYTHON • DJANGO • DRF (DJANGO REST FRAMEWORK) • DJANGO-CMS • Celery, RabbitMQ • PostgreSQL, MySQL, MSSQL, Amazon RDS • Redis, Mongo • Web Scraping, BeautifulSoup, requests, Pandas, NumPy, Matplotlib, Searborn etc. • Data Analysis • HTML, CSS, SCSS, JavaScript • React/Redux, jQuery • Bootstrap • Digital Ocean, AWS, Google Cloud, Linode • Linux & Security, Nginx, Docker • Git, GitHub, Travis CI and more. I work fast and efficiently and offer a 100% satisfaction guarantee.

• Hourly Rate$23 / Hr
• Total Earned$30185
• Experience10 Years

Andrew Robinson

United Kingdom

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I have 10 years experience in software development. I am focused on web application development. Here is a list of my most recent and current work: 1. Developed Hackers trap subsystem. I came up with the algorithm to protect web applications from hackers. 2. Help reduce the cost of application maintenance. There are a lot of applications with bad code quality. It leads to a lot of defects while maintenance + clients over pay for adding new functionality. I rewrote a lot of applications with clear architecture, design and code reduce the cost of application maintenance. 3. Help improve web applications performance (page loading): code optimization, sql queries optimization, changing of settings in Coldfusion Administration and MS SQL, hardware upgrades. 4. Integrated eCommerce web applications with Amazom (AWS) to upload products to Amazon, receive orders and so on. Products like Gold Rings, Stones, Candles, Clothing. 5. Integrated eCommerce web apps with eBay to upload products to eBay, receive orders, etc. 6. Integrated eCommerce web apps with payment systems like Paypal (including credit cards via Paypal), Secure Trading, SagePay, Pay4Later 7. Developed mobile version of websites using Jquery Mobile or flexible version with Bootstrap. 8. Integrated schema.org into products page for eCommerce web apps 9. Resolved issues with indexing of pages and images on Google 10. Installed and configured Coldfusion 11/IIS 8 on Win 2012 by using Coldfusion

• Hourly Rate$47 / Hr
• Total Earned$11300
• Experience10 Years

Christina Meyer

Germany

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I’m a Professional Full Stack Web Developer with 8+ years of valuable experience. I am Devoted, Eager and Passionate to Gratify Your Expectations. I can customize and develop Full Stack Websites and Hybrid Mobile Applications using Supreme JavaScript Frameworks like Angular/React/Vue/Nextjs/AMP etc . I can also create an Attractive, Engaging and Action-Packed UX/UI that is Simple and beneficial for your website/app.

• Hourly Rate$25 / Hr
• Total Earned$17985
• Experience9 Years

Yekaterina Smirnova

Russian Federation

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I have Professional experience (or related academic experience) working with REST/SOAP services, JSON, XML, Appcelerator, PhoneGap, Xamarin I have helped many organizations develop creative and useable mobile applications, with clean, reusable code and are a whiz and testing and offering sound solutions. I am responsible for developing, writing tests, maintaining and adding new features to the applications. I have been involved in various projects in UI development for mobile applications for the past eight years. As you will ascertain from my resume, I have developed a wide range of forward-thinking user interface programs, which have all improved user experience and this has aided my proficient knowledge in the process and responsibilities of this position, and I have proficient knowledge in the process and responsibilities required for this position. The technical skills, that I master: UI/UX design, Analytics, Adobe Photoshop, Illustration, HTML, CSS, Javascript, Coding, Understanding of layouts, navigation, architecture. I am very fluent in English. I wnat to work especially in Upwork, cause this is the main platform which gives the freelancers opportunity both to gain money and experience.

• Hourly Rate$30 / Hr
• Total Earned$8320
• Experience7 Years

Syble Erdman

Sweden

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I’m a full stack developer. I’ve worked in this sphere for 8 years. During the years, I’ve accumulated extensive industry experience which includes participation in various web development projects. Throughout my career, I have been acknowledged as a solution-focused professional with the ability to design and develop innovative applications using advanced technologies. From Front end I’m experienced in HTML, CSS, JavaScript, React, Typescript, Angular, Vue.js, jQuery, from Back end I’m experienced in Ruby, PHP, Python, Django, C#, Perl, Java, Golang, SEALA, Django Laravel, Spring, Express, etc. Except for the mentioned technologies I’ve also worked with such design tools as Figma, Sketch, InVision, Adobe XD, Canva, Photoshop. Also, some APIs I’ve used are Google Maps, Twitter, Facebook, Amazon S3, Open Weather Map, Shyscanner, Flight Search, etc. Databases I’ve used are MySQL, MongoDB, Oracle, Postgre SQL, Microsoft SQL, MariaDb.

• Hourly Rate$25 / Hr
• Total Earned$0
• Experience8 Years