Hire the best React Bootstrap Freelancers in California

Check out React Bootstrap Freelancers in California with the skills you need for your next job.
  • $40 hourly
    As a Top Rated Plus developer on Upwork with a proven track record of 100% Job Success, I specialize in both Mobile App and Full Stack Web Development. I bring a creative, problem-solving approach to every project, transforming ideas into high-quality, functional, and aesthetically pleasing digital products. From native iOS/Android apps to fully responsive web applications, I work closely with clients to deliver solutions that not only meet their needs but also exceed their expectations. Expertise: - iOS/Android App Development (Swift, Kotlin, React Native, Flutter) - Cross-Platform Development - Full Stack Web Development (React, Node.js, PHP, Laravel, WordPress, Shopify, Webflow) - MVP Prototyping & Development - Backend Development & API Integration - E-commerce, CMS, and Custom Web Solutions If you’re looking for a reliable, communicative developer who prioritizes quality and timely delivery, let’s discuss how I can bring your project to life.
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    Webflow
    CMS Development
    Web Design
    Flutter
    React Native
    Mobile App Development
    Mobile App
    WordPress
    Website
    Node.js
    Web Application
    Nuxt.js
    React
    Next.js
  • $40 hourly
    Full stack developer with over 7 years of experience and having a Bachelor of Engineering degree in Computers. Certified in Full Stack Flex Program from UCLA. Expertise in PHP, HTML, CSS, Javascript and MYSQL and well versed with NodeJS. Passionate about approaching programming challenges from different angles and collaborating with others to create meaningful web applications that can be accessed by people around the world on a variety of devices, and constantly learning better ways to do it.
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    Apex
    Shopify
    CSS 3
    HTML5
    React
    Node.js
    MongoDB
    MySQL
    JavaScript
    PHP
    jQuery
    ExpressJS
  • $50 hourly
    Full stack developer with experience building entire applications. Experience with: 🎨React, Next.js Typescript, Tailwind CSS, Javascript, HTML, CSS, PHP(WordPress Theme/ Plugin Development) 📝WordPress, CascadeCMS 🗄️PostgresSQL, MySQL, Firebase, AWS(S3, EC2, LAMBDA), GCP(cloud functions, compute engine, cloudSQL)
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    Tailwind CSS
    CSS
    Front-End Development
    User Interface Design
    RESTful API
    Responsive Design
    ExpressJS
    Bootstrap
    Web Development
    Node.js
    JavaScript
    HTML5
    MySQL
    React
    TypeScript
  • $35 hourly
    My background is in computer forensics, but have current working experience in Linux system administration, iOS app development, Moodle, Big Blue Button and Wikipedia admin and Firefox, Chrome and Safari toolbar add on development.
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    Bootstrap
    Node.js
    Next.js
    React
    Linux System Administration
    PHP
    Python
    JavaScript
    CSS
    HTML5
    Moodle
    Ubuntu
    CentOS
  • $30 hourly
    A full-stack developer with 7+ years of experience creating scalable, secure, and high-performance web applications. I specialize in React.js, Node.js, Express.js, PHP, and MongoDB, with a proven track record in API development, cloud integration, and responsive design. 𝗙𝗿𝗼𝗻𝘁-𝗘𝗻𝗱: React.js, Next.js, TypeScript, responsive design, and user-centric interfaces. 𝗕𝗮𝗰𝗸-𝗘𝗻𝗱: Node.js, Express.js, Ruby on Rails, PHP, RESTful APIs, and server-side logic. 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲: MongoDB, MySQL, PostgreSQL, and database optimization. 𝗖𝗹𝗼𝘂𝗱 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀: AWS (S3, EC2, Lambda), CI/CD pipelines, and serverless architecture. 𝗔𝗰𝗰𝗼𝗺𝗽𝗹𝗶𝘀𝗵𝗺𝗲𝗻𝘁𝘀 - Built and optimized multi-tenant SaaS platforms with AWS, handling 10,000+ concurrent users. - Increased web app performance by 30%, reducing load times and boosting user engagement. - Developed responsive e-commerce platforms, improving sales conversion rates by 20%. - Delivered real-time apps like live dashboards and chat platforms using WebSockets. - Designed RESTful APIs, reducing data transfer times by 25% and improving interoperability. - Migrated legacy systems to cloud-based solutions, reducing costs by 40% and enhancing reliability. - Created blockchain-powered solutions with smart contracts and Web3.js integration. I deliver results that exceed expectations whether you need scalable full-stack architecture, responsive UI/UX, or cloud-native solutions. Let’s connect and discuss your project!
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    Kubernetes
    Nuxt.js
    NodeJS Framework
    MERN Stack
    CI/CD
    RESTful API
    AWS Lambda
    MongoDB
    TypeScript
    JavaScript
    ExpressJS
    Next.js
    Node.js
    React
  • $80 hourly
    I have 8+ years of experience in Web & Mobile app development using HTML, CSS, JavaScript, React, React Native, Angular, Ionic. Passionately interested in JavaScript Frameworks Collaboration Opportunities only. I am a Full Stack Developer with 8+ years of experience in web and app development. Currently developing web and mobile enterprise applications using the latest development tools and cloud services. I have an open mind to explore different solutions and ideas presented by others. I work best in collaboration environments with diverse people who are goal-focused and seek delivering our promises to all our customers 📜 Front-End: HTTP/REST APIs, HTML, CSS, JavaScript (ES5 & ES6), TypeScript, JSON, XML ⚙️ Back-End: Python, PHP, Apache, Nginx, IIS, NodeJS 💻 OS: Linux, Windows & MacOS 📚 Frameworks and Libraries: Laravel, Node.js, React, Angular, jQuery, Bootstrap 💾 Database: MySQL, PostgreSQL, SQLite, MongoDB 📡 Protocols: HTTP/S, TLS, VPN, FTP, SSH, SMTP,POP3 ☁️ Cloud: AWS, Azure, Google (GCP), Heroku, Kubernetes, GitHub, Docker 🔧 Tools: Git, npm, Postman, VirtualBox, VMware, Visual Code, Sublime, PowerShell, VBA, Jest 📊 Office: Word, Excel, PowerPoint, Outlook
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    Microsoft Azure
    SQL
    Google Cloud Platform
    ExpressJS
    Web Application
    PHP
    Amazon Web Services
    Firebase
    React Native
    Ionic Framework
    Node.js
    React
    JavaScript
    Angular
  • $60 hourly
    “I’m a recent graduate with experience in building websites based in ReactJS. I can build portfolio websites that are catered to the specific user. I’m experienced in ReactJS, HTML, CSS 3, BootStrap, MaterialUI, and more. I’ll fully project manage your brief from start to finish Regular communication is really important to me, so let’s keep in touch!”
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    GitHub
    RESTful API
    HTML
    MongoDB
    Git
    CSS
    Node.js
    React
    JavaScript
  • $40 hourly
    I am a Full Stack Developer at Nevaland Productions, a podcasting company that embraces diversity and creativity. I have a certification in Computer Software Engineering from Coding Dojo, and I am currently pursuing a Bachelor of Engineering in Computer Science at Western Governors University, expected to graduate in May 2024. My core competencies include computer engineering, technical documentation, and software development. At Nevaland Productions, I developed and maintained the company website using React and HTML/CSS. Creating an engaging and user-friendly platform for podcast listeners. I also built an audio player that incorporated widgets and audio mixing technologies to create an interactive song interface using React and Node JS, enhancing the audio quality and functionality of the podcasts. Previously, I worked as a Data Analyst at Jumbo Transportation, where I analyzed large sets of data, resulting in an increase in revenue by 5% and a reduction in expenditure and errors by up to 10%. I collaborated with a diverse team of dispatchers, drivers, and mechanics, and contributed to the optimization and efficiency of the transportation services. I am passionate about web and audio engineering, and I am motivated by the opportunity to create innovative and inclusive solutions for the podcasting sector. I value teamwork, learning, and diversity, and I can bring a fresh perspective and a range of skills to the team.
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    MERN Stack
    CSS Framework
    SQL Programming
    Spring Boot
    Node.js
    CSS
    HTML
    Angular
    MongoDB
    SQL
    Python
    React
    JavaScript
    Java
  • $75 hourly
    Are you looking for a skilled and dedicated software engineer who can turn your ideas into reality? Look no further! With a strong foundation in frontend and mobile development, I bring over 10 years of experience delivering clean, scalable, and maintainable solutions that exceed expectations. My Expertise I specialize in: Frontend Development: Crafting modern, user-friendly interfaces with React, ensuring your applications are visually stunning and highly performant. .NET Development: Building robust backend systems, APIs, and full-stack applications that handle complex business logic with ease. Mobile Applications: Designing and deploying intuitive mobile apps tailored to deliver seamless user experiences. What I Bring to the Table A problem-solving mindset: I thrive on tackling challenges, from debugging intricate issues to creating innovative features. An eye for clean code and scalability: I follow best practices to ensure your project is built to last. A focus on collaboration and communication: I work closely with clients to fully understand their vision and deliver solutions that align with their goals. Why Work With Me? Whether you need to: Build a full-stack web application, Optimize an existing React app, Create an efficient backend with .NET, Or develop a mobile app for your users, …I have the skills and experience to help you succeed. Let’s Create Something Great Together If you’re looking for a reliable, passionate, and detail-oriented developer, I’d love to hear about your project. Let’s connect and make your vision a reality!
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    Microsoft SQL Server
    PostgreSQL
    MongoDB
    Database
    React Native
    iOS
    Tailwind CSS
    ASP.NET Web API
    ASP.NET
    React
    CSS
    HTML
  • $40 hourly
    I am a dedicated and hard working individual. I graduated with a B.S. in Management Information Systems. I'm a frontend engineer with experience in HTML, CSS, JavaScript, React, and Bootstrap. I've worked on Call of Duty: Modern Warfare 2 and 3. My work is visible in game (Leaderboard and top 250 leaderboards for multiplayer and warzone)
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    Nightwatch.js
    Appium
    Selenium
    MySQL Programming
    React
    Python
    CSS
    Bootstrap
    jQuery
    HTML
    PHP
    JavaScript
  • $60 hourly
    Web development is my passion and I’ve been developing a lot of interesting projects for more than 8 years. I mainly use PHP in combination with MySQL and JavaScript (Vue.js) in for the frontend. As a Laravel certified developer, I prefer using the Laravel PHP framework, but I also like to explore and learn new stuff on a daily basis. Writing clean, understandable and maintainable code is my top priority so I always write PSR2 compliant code and try to cover my code with automated tests as much as possible.
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    Laravel
    Drupal
    PHP
    React
    Angular
    Node.js
    Amazon EC2
    Vue.js
    AWS Lambda
  • $60 hourly
    Hello, Hope you are doing well! I would like to tell you that I am a full stack developer and have more than 10 years of experience in Software, Web Applications, Mobile Applications Development, and Digital marketing also. I have skills set like Html, Bootstrap, CSS, MySQL,ReactJS, AngularJS,VueJS,Node JS,PHP (CakePHP, Codeigniter, laravel), Dot Net, CMS(WordPress, Magento, Joomla, Shopify, Opencart), jQuery, JavaScript, Logo Design, Graphic Design, Photoshop Design, Illustrator, Photo Editing etc. I would love to be a part of your project, Kindly discuss your project in detail to close the same.
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    UX & UI
    Solidify
    Blockchain
    Django
    HTML
    React
    Vue.js
    Web Development
    PostgreSQL
    Python
    JavaScript
    GitHub
    Web Application
    Webware
  • $70 hourly
    From excelling in various solutions-centric roles of increasing responsibilities, I have become adept at researching, diagnosing, troubleshooting, and identifying solutions to resolve system and network issues. My superior interpersonal and communication skills — in rapidly changing, ambiguous, and undefined environments — stand me out from the pack. My name is Jeremy Andrews, and I am an innovative, savvy, and self-starting professional with comprehensive experience in software development and testing as well as producing scalable software solutions. Proven track record of building secure software that is easy to use. I demonstrate superior knowledge in quality engineering, database development, security planning and testing methodology for software projects. Adept at executing full lifecycle software development and determining operational feasibility, I excel at designing, developing, testing, deploying, maintaining, and improving software. Other experience includes spearheading Thai language and culture lessons for adult professionals in student-centric, one-on-one or group environments to boost participant interest and data retention while facilitating optimal learning experiences. My professional achievements in teaching, training, and presentation, combined with my communication and leadership talents allow me to thrive in fast-paced and challenging environments.
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    NestJS
    React
    Node.js
    TypeScript
    Next.js
    JavaScript
  • $60 hourly
    I have 15 years of experience in Web development with a unique combination of knowledge, relationship management experience, and a robust problem-solving background. - Expertise in Object-Oriented Analysis/Design and Java Development with 10+ years of experience in the software development life cycle. Hands on cutting edge technologies. Expert in advanced development methodologies, tools, and processes contributing to the design. ● Outcome driven Software Engineering professional with around 2 years of experience in industry. ● Experience in developing and testing scalable & distributed web services using frameworks based on Java, Python and JavaScript. ● Solid background Full Stack Development using Spring Boot, MERN(MongoDB, Express.js, React.js, Node.js) stack and leveraging cloud services like AWS. ● Experience working with RESTful Web services and developing APIs, CI/CD Pipeline environment to include GitHub, Jenkins, Sonar Qube, JIRA, and LINUX. Knowledge of SDLC framework required ● Excellent communication skills, good collaborator & ability to coordinate between cross functional teams. - Effective leader who manages development of User Interfaces and features, integration of changes, and maintenance of code base and bug fixes. Skilled in implementing best practices and latest technologies including Java, Spring MVC, RSpec, JavaScript, React, TypeScript, Angular, Node, Jest, Jira, Agile, Go, PostgreSQL, MongoDB. ● Knowledge of UI/UX ( Figma, Sketch, Webflow, Wireframe) ● Storybook, React Bootstrap, Tailwind CSS, Meterial-UI, Redux ● Flexible time zone Best regards Donald
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    MERN Stack
    CI/CD
    RESTful API
    Amazon Web Services
    Java
    GraphQL
    Spring Boot
    Jenkins
    SQL
    React
    Spring MVC
    JavaScript
    Node.js
    Golang
  • $80 hourly
    I'm a Senior Frontend Developer with 12+ years of experience in multiple full-stack environments, but primarily working on complex Frontend SPA or micro-frontend applications utilizing modern React + Styled Components for the past 7 years. I focus on maintainability and developer tooling with TypeScript, CI/CD pipelines, and overall systems architecture.
    vsuc_fltilesrefresh_TrophyIcon React Bootstrap
    React Native
    GraphQL
    Redux
    TypeScript
    JavaScript
    Gatsby.js
    Tailwind CSS
    jQuery
    Next.js
    React
  • $10 hourly
    Comprehensive understanding of various programming languages, frameworks, and technologies required to build and maintain web applications. From crafting user interfaces and enhancing user experience to managing databases and server-side logic, full-stack developers are adept at handling every aspect of the development process, enabling them to create dynamic and fully functional software solutions. JavaScript ES6 , React.Js, Vue.Js , Php || Laravel || WordPress || Shopify || Wix . My priority is the comfort and success of the client. That's why I create a creative and attractive designs. Such a design will increase the brand recognition and efficiency of your business. Excellent knowledge of specialized software: - Adobe Photoshop - Adobe Illustrator - Adobe xD - Figma I can help you: - Refresh your social media visuals (Facebook, Instagram, Twitter) - Create stories - The visual solution for your Facebook Ads campaign - Grow your Instagram business with content strategy and advertising tools. What you get: - "Selling" design solutions that will increase your target audience/purchase/profit - A personalized approach to solving your problems - Transparent collaboration with daily reports and discussions. Shoot me a line and create an outstanding design just for your business!
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    Web Application Framework
    Mobile App
    Illustration
    WordPress
    Laravel
    Web Development
    Video Editing & Production
    Academic Editing
    Logo Design
    Graphic Design
    Brand Design
    Video Post-Editing
    Video Editing
  • $40 hourly
    𝐖𝐡𝐚𝐭 𝐬𝐞𝐭𝐬 𝐦𝐞 𝐚𝐩𝐚𝐫𝐭: ➡️ 𝟏𝟐+ years of experience in Front-End development ➡️ 𝟏𝟎+ years of experience working with 𝐔.𝐒., 𝐔𝐊, and other mega markets ➡️ 𝟏𝟎𝟎+ projects delivered to the international clients on different platforms ➡️ Familiarity with modern development practices including 𝐏𝐫𝐨𝐠𝐫𝐞𝐬𝐬𝐢𝐯𝐞 𝐖𝐞𝐛 𝐀𝐩𝐩𝐬 (𝐏𝐖𝐀𝐬), 𝐒𝐢𝐧𝐠𝐥𝐞 𝐏𝐚𝐠𝐞 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 (𝐒𝐏𝐀𝐬), 𝐚𝐧𝐝 𝐉𝐀𝐌𝐬𝐭𝐚𝐜𝐤 architecture. I’m a Front-End Developer building dynamic, high-performance web apps using 𝐑𝐞𝐚𝐜𝐭, 𝐀𝐧𝐠𝐮𝐥𝐚𝐫, 𝐕𝐮𝐞.𝐣𝐬, 𝐍𝐞𝐱𝐭.𝐣𝐬, 𝐆𝐚𝐭𝐬𝐛𝐲, 𝐓𝐚𝐢𝐥𝐰𝐢𝐧𝐝 𝐂𝐒𝐒, 𝐁𝐨𝐨𝐭𝐬𝐭𝐫𝐚𝐩, 𝐚𝐧𝐝 𝐒𝐀𝐒𝐒/𝐒𝐂𝐒𝐒. I’m passionate about turning ideas into seamless digital experiences. 𝐖𝐡𝐚𝐭 𝐈 𝐁𝐫𝐢𝐧𝐠 𝐭𝐨 𝐭𝐡𝐞 𝐓𝐚𝐛𝐥𝐞: ➡️Core Expertise HTML5, CSS3, JavaScript, TypeScript ➡️Frameworks & Libraries React, Angular, Vue.js, Next.js, Gatsby ➡️Styling & UI Design Tailwind CSS, Bootstrap, SASS/SCSS ➡️Performance Optimization Responsive design, cross-browser compatibility, and Web Vitals improvements ➡️Modern Development Practices Progressive Web Apps (PWAs), Single Page Applications (SPAs), and JAMstack architecture ➡️State Management Redux, MobX 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 𝐈 𝐏𝐫𝐨𝐯𝐢𝐝𝐞: ➡️Front-End Architecture Design: Plan and implement scalable front-end systems ➡️Custom Web Application Development: Build responsive, modern, and scalable web apps tailored to your needs ➡️UI/UX Implementation: Turn your designs into pixel-perfect, interactive web interfaces ➡️Component Development: Create reusable, efficient, and well-optimized components for your applications ➡️Performance Optimization: Improve speed, load times, and overall website performance ➡️Cross-Browser Compatibility: Ensure your site works seamlessly across all modern browsers ➡️Responsive Design: Make your website look great on all devices, from desktops to mobiles ➡️Progressive Web Apps (PWAs): Develop fast and reliable web applications with offline capabilities ➡️Single Page Applications (SPAs): Build dynamic and smooth SPAs using the latest frameworks Are you ready to elevate your web presence with a seamless, high-performance front-end solution? 𝐈𝐍𝐕𝐈𝐓𝐄 ME TODAY AND LET'S GET STARTED!
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    Vue.js
    Svelte
    Laravel
    PHP
    HTML5
    CSS 3
    TypeScript
    JavaScript
    AngularJS
    Angular
    Node.js
    MongoDB
    React Native
    React
  • $25 hourly
    I'm an award winning animator and concept artist with 10 years of experience across film, animation, illustration and games. With up to the minute knowledge, skillset, and design practices, I can provide groundbreaking illustrations from concept to completion, or any point of design. With technical, scientific, engineering knowledge and historical painting techniques, in my analog and digital studio I can provide both tradtional and cutting edge approaches to any work. What sets me apart from any other concept artists is this foundation in both historical techniques of art and realism, in 2D and 3D.
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    Game Development
    Software Design
    React
    3D Design
    Python
    Illustration
    Page Layout Design
    Cover Art Design
    Typography
    2D Animation
    Book Cover
    Graphic Design
  • $5 hourly
    Great Developer with experience in fullstack work identifying areas of need for anyone and everyone in the world.
    vsuc_fltilesrefresh_TrophyIcon React Bootstrap
    React Native
    React
    Django
  • $25 hourly
    Experienced JavaScript developer with expertise in frontend web development. Proficient in HTML, CSS, and JavaScript. Skilled in creating responsive web applications and optimizing performance. Continuous learner of new technologies.
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    React
    PostgreSQL
    Next.js
    TypeScript
    CSS
    HTML
    Node.js
    Mongoose
    JavaScript
    Java
    RESTful API
  • $30 hourly
    Looking to hire software engineers experienced both in back end and front end to do some features on a website
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  • $30 hourly
    I'm a dedicated Frontend Engineer specializing in creating dynamic, user-centric web applications. With a strong background in React.js, JavaScript, CSS, and HTML, I am passionate about transforming design concepts into interactive, high-performance web solutions. Expertise: React.js: Proficient in building robust single-page applications using React. I utilize state management tools like Redux and Context API for seamless data handling and implement performance optimization techniques such as lazy loading and code splitting. JavaScript (ES6+): Strong skills in modern JavaScript, including ES6+ features, enabling efficient and clean code development. HTML & CSS: Experienced in crafting semantic HTML and modular CSS, ensuring cross-browser compatibility and responsive design through techniques like Flexbox and CSS Grid. UI/UX Design: Adept at converting design mockups from tools like Figma into pixel-perfect interfaces, focusing on delivering intuitive user experiences. Version Control: Competent in using Git for version control, facilitating smooth collaboration and code management. Responsive Design: Skilled in implementing mobile-first design principles to create websites that perform well on all devices. Professional Experience: As a freelancer, I've partnered with a diverse range of clients, from startups to established companies, consistently delivering high-quality projects that meet their unique needs. My effective communication skills and attention to detail allow me to understand and fulfill client requirements. Why Choose Me? I am committed to staying updated with the latest web technologies to deliver innovative and effective solutions. My collaborative approach ensures that each project aligns with the client's vision and incorporates best practices in frontend development. Let's Connect: Ready to bring your project to life? I'm eager to collaborate and create exceptional web experiences. Feel free to reach out! Email: shah.preyang@gmail.com Looking forward to our collaboration!
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    React Native
    Git
    TypeScript
    CSS
    JavaScript
    Ext JS 4
    React
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