Cassandra Developers

Mary Salazar

Austria

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Hello, I’m a Full Stack developer, Web and App Development Specialist with over 6 years of full stack experience. I’m capable of working globally as a top-tier Freelancer. I have developed many websites over the years, working with small businesses, corporate clients and individuals seeking high-end web and app assets. A truly talented developer is one who’s got a large tech stack and can create from a number of frameworks and foundations. I am able to work with many myself, including: ● Front-end: ○ React.js , Angular, Vue.js ○ Responsive, PSD to HTML ○ CSS, CSS3, Flex, Bootstrap4, Sass, HTML ● Back-end: ○ PHP/Laravel/Wordpress/PHP ○ JSON/JAVASCRIPT (Jquery), Node.js, Angular.js ○ Ecommerce, SEO , API Integration ○ Python, Java, Ruby On Rails ● CMS: ○ WordPress, Shopify, Prestashop, Magento ○ Looker , Joomla

• Hourly Rate$25 / Hr
• Total Earned$16596
• Experience9 Years

Noah Keller

Switzerland

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I am an expert full stack developer with 10+ years of experience. Ypu can see some of my skills below. ✔️ FrontEnd : React.js / React Native, Angular, Vue.js, Flutter, ... ✔️ BackEnd : Node.js, Express.js, Laravel, CodeIgniter, Python, ... ✔️ Database : MySQL, MongoDB, PostgreSQL, Oracle, ... ✔️ Version Control: Git, SVN ✔️ Blockchain : Smart Contract, DeFi, NFT, Crypto Trading bot, ... I am a graduate on Software Engineering and had many certificates related the course-work of web developing. I have always been so devoted to my work and give my level best to any project I take in hand. Thank you.

• Hourly Rate$28 / Hr
• Total Earned$0
• Experience10 Years

Agnes Ilve

Estonia

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Hello, my name is Agnes. I have been performing as a back-end web developer for nine years and am still in the process of gaining more experiences through more years. My educational background possesses a bachelor’s degree in Software engineering. Some effective on-job training make me more skilled in this field to work in any circumstances. I am passionate of websites and back-end coding. I like to play with codes and results the best output from my work. I have mastered in web languages like the PHP, HTML, CSS and my websites are SEO friendly as well. I can solve problems analytically and can face any complex situation with a motive of fixing it with total vividness. Also, I handle customers with a friend-like manner keeping myself within professionalism. Here are my responsibilities: ● Developing front end website architecture.● Designing user interactions on web pages. ● Developing back end website applications.● Creating servers and databases for functionality. ● Ensuring cross-platform optimization for mobile phones.● Ensuring responsiveness of applications. ● Working alongside graphic designers for web design features.● Seeing through a project from conception to finished product. ● Designing and developing APIs.● Meeting both technical and consumer needs. ● Staying abreast of developments in web applications and programming languages. Let me show you my professional skills I've gained through my long working career: • JavaScript, Python, Swift • HTML/CSS/LESS/SASS• React.js, Vue.js, Angular.js, Node.js, Laravel • CMS systems - Wordpress, Drupal, Shopify, Webflow• PHP Frameworks • TypeScript• MySQL, NoSQL • GitHub, Agile• Adobe Photoshop • Illustrator• Dreamweaver • InDesign• CMS: WordPress, Shopify, Magento • UI/UX and Visual Design• Web designing • SEO Looking forward to hear from you. Thanks.

• Hourly Rate$25 / Hr
• Total Earned$36370
• Experience7 Years

Maria Garcia

Spain

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I have created an Upwork account because I want to use my skills in technology to make as much of a positive impact as I can and earn at the same time. I've spent over7 years honing my skills in web development, and along the way have embraced many core tenets of computer science. For the past 5 years I have mostly worked with Javascript, React, Angular, Vue, Node, Python, GraphQL and associated libraries and technologies. I take pride in building websites and web applications that are responsive, accessible, and have a great user experience. My current development stack: ✅ Front-end – React.js, Redux, Next.js, Gatsby.js, GraphQL, Storybook – React Native – Angular 2+, NgRx, Angular Material – Vue, Vuex, Vuetify – Data visualization (D3.js, Chart.js) – Javascript, TypeScript, ECMAScript 6+ – Bootstrap, Less/Sass, SCSS, Styled Component – Material UI, Ant Design, Semantic UI – API integration (Stripe, Google Maps, Twilio, WebRTC, Socket.IO) ✅ Back-end – Node.js, Express.js – Python, Django, Flask – C#, ASP.NET MVC – PostgreSQL, MySQL, MongoDB ✅ Others – AWS Cognito, Lambda, Amplify, DynamoDB, S3, EC2 – Firebase, Firestore – DevOps, CI/CD, Docker, Kubernetes – Git, Github, Gitlab, Bitbucket I have successfully completed many projects using the above skills, as well as with many other languages and tools. I want to be a creator and problem solver and I especially love learning new ways to implement these both into programming and into every area of my life. Thanks for checking out my profile and I look forward to hearing from you soon

• Hourly Rate$35 / Hr
• Total Earned$0
• Experience7 Years

Saamel Saar

Estonia

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I’m Saamel Saar. I’m a Full Stack Developer with over 9 years of computer programming experience. I have attained significant experience coding with a variety of programming languages, working directly with corporate leadership and clients, and steering projects. I’ve developed full-stack web applications which processed, analyzed, and rendered data visually, managed time-sensitive updates, including content changes and database upgrades, planned, wrote, and debugged web applications and software with complete accuracy. 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. I’ve developed various app solutions using different coding languages, worked closely in the development stage of many programs and services, helped various teams within the department work to solve issues and plan troubleshooting patterns. Please let me know if there is anything further you need from me.

• Hourly Rate$30 / Hr
• Total Earned$24360
• Experience9 Years

Emma Tamm

Estonia

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I've been developing high-quality mobile apps for more than 9 years now. I've been working on a broad variety of projects: mobile banking apps, mobile clients for enterprise systems, educational and entertaining apps, b2b and b2c projects. I've worked with applications requiring different technologies and skills. I especially want to note the experience of fixing errors made by previous developers.

• Hourly Rate$20 / Hr
• Total Earned$44030
• Experience9 Years