Freelancers para contratar en United States
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Freelancers patrocinados
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TabathaSantero TabathaSantero
$25 USD / horaSenior web developer | Spring boot | Java | C++✓ Back-end: .NET, Ruby on Rails, PHP, Node.js, Laravel, Wordpress ✓ Front-end JS: Next.js, AngularJS & 2+, React.js jQuery, AJAX, CoffeeScript ✓ Front-end UI development: HTML5, HAML, CSS3, SASS, LESS, Bootstrap ✓ Databases: MS SQL Server, PostgreSQL, MySQL, MongoDB, Redis ✓ Payment: Braintree, Stripe, PayPal,...✓ Back-end: .NET, Ruby on Rails, PHP, Node.js, Laravel, Wordpress ✓ Front-end JS: Next.js, AngularJS & 2+, React.js jQuery, AJAX, CoffeeScript ✓ Front-end UI development: HTML5, HAML, CSS3, SASS, LESS, Bootstrap ✓ Databases: MS SQL Server, PostgreSQL, MySQL, MongoDB, Redis ✓ Payment: Braintree, Stripe, PayPal, Authorize.net, 2CO, Google Checkout ✓ Searching: Solr, Elastic Search, Ransack ✓ TDD: RSpec, Mini_test, TestUnit ✓ TDD/BDD support: Capybara, Cucumber, Factory_girl, PhantomJS, Selenium ✓ Servers: AWS, MS Azure, Heroku, Rackspace, DigitalOcean ✓ Code Management Tools: Github, Bitbucket, Gitlab ✓ PM Tools: Jira, Trello, Asana menos
Contratar TabathaSantero
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I offer comprehensive Software Architecture Services designed to build robust, scalable, and efficient software systems tailored to meet the unique needs of your business. My expertise lies in creating clear, actionable architecture blueprints that serve as a foundation for developing high-performing software...I offer comprehensive Software Architecture Services designed to build robust, scalable, and efficient software systems tailored to meet the unique needs of your business. My expertise lies in creating clear, actionable architecture blueprints that serve as a foundation for developing high-performing software solutions. With a focus on modern architectural patterns, microservices, and cloud-native technologies, I ensure that your software architecture is flexible, resilient, and ready for future growth. I work closely with each client to understand their specific challenges and objectives, providing personalized guidance on technology selection, system design, and best practices for implementation. My goal is to empower your development teams with a solid architectural framework that accelerates development, facilitates maintenance, and reduces overall project risk. Partner with me to transform your vision into a software reality that drives business success and technological innovation. My certifications: - Microsoft – Azure Administrator - Microsoft – Azure Fundamentals - Microsoft – Azure AI Fundamentals - Microsoft – Azure Data Fundamentals - CompTIA CASP+ - CompTIA Security+ - EC Council – CEH Certified Ethical Hacker -eLearnSecurity – eCRE Certified Reverse Engineer - IITAC – Certified Reverse Code Engineering Professional - IACRB – Certified Reverse Engineering Analyst -SmartBear – SOAPUI NG Pro menos
Contratar qprotex
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Experienced with all stages of the development cycle for dynamic web projects. Well-versed in numerous programming languages including HTML5, PHP WordPress, JavaScript, CSS, MySQL. Strong background in project management and customer relations. Adaptable, problem-solver, and creative thinker. Skilled in developing...Experienced with all stages of the development cycle for dynamic web projects. Well-versed in numerous programming languages including HTML5, PHP WordPress, JavaScript, CSS, MySQL. Strong background in project management and customer relations. Adaptable, problem-solver, and creative thinker. Skilled in developing user-friendly interfaces and optimizing website performance. Passionate about creating visually appealing and functional websites that enhance the user experience. menos
Contratar robert747
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Highly skilled full-stack developer with 8+ years of experience in designing, developing, and maintaining robust web applications. Proficient in both front-end and back-end technologies, with a strong ability to bridge the gap between design and technical implementation. Adept at working collaboratively in Agile...Highly skilled full-stack developer with 8+ years of experience in designing, developing, and maintaining robust web applications. Proficient in both front-end and back-end technologies, with a strong ability to bridge the gap between design and technical implementation. Adept at working collaboratively in Agile environments to deliver high-quality software solutions. Known for attention to detail, problem-solving abilities, and a passion for staying updated with emerging technologies. Key Skills: ✔ Front-end Development: Expertise in HTML, CSS, and JavaScript, with extensive experience using modern frameworks such as React, Angular, and Vue.js to create responsive and intuitive user interfaces. ✔ Back-end Development: Skilled in server-side programming languages including Node.js, PHP, and Python, with hands-on experience in frameworks like Express, Laravel, and Django. Proficient in designing RESTful APIs and building scalable server-side applications. ✔ Database Management: Strong understanding of database systems such as MySQL, PostgreSQL, MongoDB, and SQLite. Experienced in database design, optimization, and query performance tuning. ✔ Full-Stack Technologies: Proficient in using Git for version control, package managers like npm and Yarn, and development tools such as Docker and Vagrant to streamline the development process. ✔ Agile Methodologies: Experienced in Agile development practices, including Scrum and Kanban. Skilled in collaborating with cross-functional teams to deliver software iterations and meet project deadlines. Project Highlights: ✔ Led the development of a customer relationship management (CRM) platform from inception to deployment, utilizing React for the front end and Node.js with Express for the back end. Integrated third-party APIs for enhanced functionality and implemented user authentication and authorization features. ✔ Contributed to the optimization of a large-scale e-commerce application by refactoring legacy code and implementing performance enhancements. Utilized MongoDB for data storage and caching strategies to improve overall application speed and responsiveness. ✔ Developed a real-time chat application using Vue.js for the front end and Firebase for backend services. Implemented WebSocket communication for instant messaging functionality and integrated authentication using Firebase Authentication. menos
Contratar edenhaza
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Over the last 7+ years, I worked as a senior full-stack developer and experienced in all stages of the development cycle for variant types of web services and projects. I have extensive experience working both alone and as part of a team on often time-sensitive, challenging web development projects that require...Over the last 7+ years, I worked as a senior full-stack developer and experienced in all stages of the development cycle for variant types of web services and projects. I have extensive experience working both alone and as part of a team on often time-sensitive, challenging web development projects that require outstanding creative and technical capabilities and the ability to ensure all work is optimized across a wide range of platforms. Very familiar with PHP, JavaScript but I have enjoyed working with modern JavaScript/TypeScript frameworks such as React, Angular, Vue for the frontend and NodeJS, ExpressJS, NestJS, HapiJS for the backend. Always focused on producing well-documented, well-architectured, well-designed projects based on efficient and clean code. My tech stacks: -JavaScript/TypeScript: React(Next, Gatsby, React Native, Redux, Hook, Saga), Angular(RxJS, JS/2+), Vue(Nuxt, Vuex, Vuetify), jQuery, D3.js, three.js, NodeJS, ExpressJS, NestJS(MikroORM), HapiJS -UI/UX: HTML/CSS, HTML5/CSS3, SCSS/SASS/LESS, Tailwind CSS, Bootstrap 3/4, Material UI, Antd -Mobile: React Native - CLI & Expo, Swift, Java, Kotlin, Xcode(Storyboard/AutoLayout/SwiftUI), Android Studio -PHP: Laravel, CodeIgniter, Symfony -Python: Django, Flask -Git: Github, Gitlab, BitBucket -CMS/eCommerce: Wordpress, Shopify, Zoho -Database: MySQL, MongoDB, PostgreSQL, MS SQL Server -Cloud Serer: AWS(S3, EC2, Lambda), Azure, Firebase, Docker -Development Tool: CI/CD Pipeline(Jenkins), Testing Library(Jest, Mocha), Webpack(Babel) -API: REST, GraphQL(Apollo, Helix, AWS Amplify) Specialized Aspects for Blockchain & Crypto-related products: - Ethereum, Solana, Binance Smart Chain - Solidity, Rust, web3.js, ether.js - Truffle, Hardhat, Ganache, Trizzle, Remix, Pinata, Moralis, IPFS, Opensea - DEX, Trading Bot, Wallet, DApps, NFT, DAO, ICO From my expertise experience, I can provide the perfect solutions and creative ideas. Looking forward to discussing your project and business. Thanks! menos
Contratar deniswang1012
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Hi there, With 6+ years of IT experience, I have worked in various roles and industries (e-commerce, financial, healthcare, education, SAAS), in professional environments ranging from Fortune 500 companies to startups. With broad experience working on extremely tight deadlines and rapidly changing requirements, I am...Hi there, With 6+ years of IT experience, I have worked in various roles and industries (e-commerce, financial, healthcare, education, SAAS), in professional environments ranging from Fortune 500 companies to startups. With broad experience working on extremely tight deadlines and rapidly changing requirements, I am comfortable handling any size and complexity of projects. I strive to follow best practices and have deep knowledge of software design patterns (SOLID, DRY principles). I am committed to delivering the world’s first-class dependable and reliable software and solutions to you with: - 100 % Satisfaction - User-friendly product experiences - The highest quality - Maximum benefits - Exceed expectations - Shortest turnaround time Thanks for taking the time. I look forward to talking with you. menos
Contratar soumyabhat04
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I work as a fulltime freelancer and have a masters degree in AI. I'm a fan of Blockchain and dApps and have worked on a lot of projects in AI/ML, Blockchain and fullstack web development for 14+ years. Skills: - Programming(Python/PHP/JavaScipt) - Database(MySQL/PostgresQL/MongoDB/Cassandra/DynamoDB) - Big...I work as a fulltime freelancer and have a masters degree in AI. I'm a fan of Blockchain and dApps and have worked on a lot of projects in AI/ML, Blockchain and fullstack web development for 14+ years. Skills: - Programming(Python/PHP/JavaScipt) - Database(MySQL/PostgresQL/MongoDB/Cassandra/DynamoDB) - Big Data(Hadoop/Spark/ElasticSearch) - AI(Tensorflow/Caffe/DeepMind/NLTK) - Web Development(React/Django/Flask/Vue/Nuxt/Next/JQuery/Laravel) - Blockchain(Ethereum/Hyperledger/Binance Chain) Experiments: - Amazon AWS(EC2/Lambda/Serverless apps/S3/...) - Amazon MWS API && Scraping - Social media analysis - PostGIS & PGRouting - OpenStreetMap - Odoo - Twilio & RingCentral - P2P crypto exchange - Web Scraping - Web automation(selenium) menos
Contratar helmot
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✅ Full Stack Developer ✅ Excellent experience with Core PHP and frameworks : Laravel and CodeIgniter ✅ Expert in Angular, React JS, Node JS and Vue JS ✅ Flutter and React Native ✅ Swift and Kotlin ✅ Expert Mobile App Developer ✅ Experience in consuming SOAP, REST based Web Services ✅ Experienced in version control...✅ Full Stack Developer ✅ Excellent experience with Core PHP and frameworks : Laravel and CodeIgniter ✅ Expert in Angular, React JS, Node JS and Vue JS ✅ Flutter and React Native ✅ Swift and Kotlin ✅ Expert Mobile App Developer ✅ Experience in consuming SOAP, REST based Web Services ✅ Experienced in version control systems ✅ Excellent SQL knowledge with MSSQL & MongoDB database. ✅ Proficient in increasing efficiency of web pages. ✅ Involved in Responsive web development. ✅ Code repository: Git and Bitbucket #Have any ideas in mind? Let's connect in private chat for a detailed discussion and convert your idea into life. Your satisfaction and delivering quality product are my top priorities. menos
Contratar scarlett68
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Experienced web developer with a passion for creating visually appealing and user-friendly websites. I specialized in HTML, CSS, JavaScript, and responsive design. With a keen eye for detail and a focus on delivering high-quality work, I strive to exceed client expectations on every project. And also I have more than...Experienced web developer with a passion for creating visually appealing and user-friendly websites. I specialized in HTML, CSS, JavaScript, and responsive design. With a keen eye for detail and a focus on delivering high-quality work, I strive to exceed client expectations on every project. And also I have more than 4 years of experience. Let's collaborate and bring your website vision to life! menos
Contratar stevenpower328
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Welcome to my profile! This is an expert who is having 10+ years of experience in software development, dedicated to the development of various Web and Applications. - Frontend ✅React/Next, Vue, Angular, Javascript/JQuery. ES5/ES6, HTML5, CSS3 - CMS ✅WordPress(Theme/Plugin), Joomla - Shopping Platforms ✅Shopify,...Welcome to my profile! This is an expert who is having 10+ years of experience in software development, dedicated to the development of various Web and Applications. - Frontend ✅React/Next, Vue, Angular, Javascript/JQuery. ES5/ES6, HTML5, CSS3 - CMS ✅WordPress(Theme/Plugin), Joomla - Shopping Platforms ✅Shopify, Magento, OpenCart - Web Frameworks & Backend/API ✅ PHP/Laravel, Python/Flask/Django, Node/Express ✅ RestAPI, GraphQL - Database ✅MySQL, PostgreSQL, MongoDB Excellent communication skills and the ability to meet deadlines are my forte. Client satisfaction is my main goal. If you are looking for the highest quality of work for your project, please don't hesitate to leave a message and I'll get back to you immediately! menos
Contratar kevinmit0002