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Hire the best JavaScript Developers in Karlsruhe, DE

Check out JavaScript Developers in Karlsruhe, DE with the skills you need for your next job.
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Clients rate JavaScript developers
Rating is 4.8 out of 5.
4.8/5
based on 557 client reviews
  • $65 hourly

    • 4.9/5
    • (116 jobs)
    Greetings! I am Danylo Kovalenko, a highly skilled and experienced freelance developer specializing in PHP, HTML, CSS, JavaScript, WordPress, and SEO. With a proven track record and an Upwork Top Rated badge, I am dedicated to delivering top-notch solutions and exceeding client expectations. Technical Expertise: PHP: I possess a deep understanding of PHP and can create robust and scalable web applications using frameworks like Laravel, CodeIgniter, and Symfony. HTML/CSS: I have extensive experience in developing responsive and visually appealing websites using the latest HTML and CSS standards. JavaScript: I am proficient in JavaScript and its frameworks, including jQuery and Vue.js, enabling me to build dynamic and interactive web interfaces. WordPress: As a WordPress specialist, I excel in creating custom themes, plugins, and templates tailored to clients' specific needs, ensuring a seamless user experience. SEO: I have a solid understanding of search engine optimization techniques and can optimize websites to improve their visibility and organic rankings. Professional Attributes: Excellent Problem-Solving Skills: I have a strong analytical mindset and a knack for finding efficient solutions to complex technical challenges, ensuring smooth project execution. Attention to Detail: I pay great attention to detail, ensuring that every aspect of a project, from coding to design and functionality, is meticulously crafted to deliver outstanding results. Strong Communication: I believe effective communication is key to successful collaboration. I am a proactive communicator, readily available to discuss project requirements, updates, and feedback. Client-Focused Approach: Understanding clients' goals and requirements is paramount to me. I strive to build strong, long-term relationships by providing exceptional services and ensuring client satisfaction. Previous Work and Recommendations: I have successfully completed numerous projects for clients across various industries, ranging from small businesses to large enterprises. You can find a selection of my previous work and client testimonials on my Upwork profile, attesting to my professionalism, expertise, and ability to deliver high-quality solutions within deadlines. If you are seeking a senior freelance developer who can handle PHP, HTML, CSS, JavaScript, WordPress, Webflow, and SEO requirements with precision and creativity, look no further. Let's discuss your project and how I can assist you in achieving your goals. Contact me today, and let's create something amazing together!
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Custom PHP
    SSL
    jQuery
    Page Speed Optimization
    WordPress Malware Removal
    Plugin Development
    WordPress Theme
    HTML5
    WordPress
    CSS 3
    PHP
    MySQL
    API
    WooCommerce
  • $35 hourly

    • 4.9/5
    • (15 jobs)
    Hi, I'm a professional PM with 15+ years of experience in IT development and CEO of Meduzzen agency, we have 120+ Python/Node.js/JavaScript developers on our board and are ready to help you with your tasks. You need to create an AI/ML app - just let me know. Humanity, respect, and love are our core values, both in the team and with clients. High performance, speed of work, code quality and meeting deadlines are important for us in our work. We don’t just code - we solve your business needs, effectively and on time. We deliver complex web and mobile application development using Python - FastAPI, Django, DRF, Flask; JavaScript - React, React Native, Angular.js, Vue.js, TypeScript, and Node.js - Express, Next, Nest + ReactNative and Flutter for mobile. AI - Computer Vision, Machine Learning, NLP, Generative AI. We can offer you our services: • CTO as a Service • End-to-end product development for Startups • Team extension • Project Management If you choose our developer to make your team stronger - you do not need to pay for his sick leave, vacation, or pay his taxes, insurance, etc. We take care of all the expenses. You only pay for the hours he really works. We do work with the Upwork trackers and we enjoy having video calls with our customers. If you want to hire me for Project Management I'll be glad to tell you more about myself: I’m highly organized, smart, creative, and persistent. I embrace challenges, stay focused in stressful situations and I thrive under pressure. The position of Project Manager has all the challenges I’m looking for in a job. I love growing businesses! I'm inspired by their energy, their capacity for adaptation, and the fast speed they get after I build a little structure in their business. Some examples of projects I led: - New product launch - Business Intelligence - New technologies, AI, Machine and deep learning - Big enterprise systems development & implementation - Mobile apps, web portals - Workflows optimization I managed teams from the US, Europe, and Asia. I value long-term productive working relationships, responsibility, and diligence. Happy to answer any questions Enjoy the projects! Iryna
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Amazon Web Services
    Full-Stack Development
    Ecommerce Website Development
    Scrum
    Product Management
    Project Management
    React
    Node.js
    Web Development
    Python
    Back-End Development
    Front-End Development
    Agile Project Management
    Project Plans
  • $70 hourly

    • 5.0/5
    • (2 jobs)
    I'v been a professional Fullstack software developer for 10 years. My vision is to take end 2 end ownership about software projects to ensure the best possible quality for end users and customers. That means, I'm able to develop frontend and backend as well as deploy and run applications of any kind. My focus Backend development using JVM languages: Java, Kotlin, Scala as well as frameworks such as Spring Boot or Akka Frontend development using React or VanillaJS Development of native Android Apps CI, Operations & Monitoring of applications (Gitlab, Jenkins, Docker, Kubernetes, Prometheus, Grafana, Alertmanager) SQL and No-SQL based persistence (e.g. MongoDB, Postgres, MariaDB) Requirements Engeneering
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Agile Software Development
    DevOps
    React
    Scala
    Kotlin
    Git
    Docker
    Linux
    Kubernetes
    Java
  • $40 hourly

    • 0.0/5
    • (2 jobs)
    I am a software developer with more than 16 years of experience in developing a wide range of software, mostly backend business software & web development but I also have experience in a wide range of related topics, from systems administration, containerization, CI/CD, task automation and project management.
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Linux System Administration
    SQL
    Software Development
    PHP
    Web Development
    Docker Compose
    C
    Jenkins
    Java
    C++
    Docker
    Python
    Linux
  • $45 hourly

    • 0.0/5
    • (1 job)
    I'm a developer with experience in building websites with HTML, CSS3, ReactJS, PHP, and Python. I have also experience in Test Automation with Selenium, Playwright, Cypress and Appium.
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Selenium
    Grafana
    Appium
    NodeJS Framework
    ExpressJS
    React
    Jenkins
    TypeScript
    Python
    PHP
    .NET Framework
    C#
    SQL
  • $40 hourly

    • 0.0/5
    • (0 jobs)
    Frontend engineer with 4 years of experience in building web applications for leading fintech and e-commerce companies. Highly proficient in diverse frontend technologies, adept at collaborating with cross-functional teams globally.
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    React
    Automated Testing
    Front-End Development
    Web Accessibility
    Ecommerce
    End-to-End Testing
    Web Application
    Ecommerce Website
  • $33 hourly

    • 5.0/5
    • (8 jobs)
    I am a highly skilled JavaScript software engineer with an extensive background in social and mobile app development. I am experienced, entrepreneurial, hands-on professional with 15+ years of experience solving business challenges through the successful design and implementation of technology. My core skills are Javascript, Angularjs, D3 and jQuery/Node/Mongo. I specialize in low footprint, low dependency solutions with a quick development cycle. - PHP, Laravel, Symfony2, Codeigniter - AngularJS, Meteorjs, D3js, Backbone.js, Ember.js - Node.js, Express.js, Mongodb - Magento, Wordpress, Woocommerce - HTML5/CSS3, Bootstrap
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Twitter/X Bootstrap
    PHP
    Laravel
    jQuery
    AngularJS
    MongoDB
    Symfony
    MySQL
    Node.js
  • $5 hourly

    • 5.0/5
    • (1 job)
    Let's keep it simple, I am a python developer who specializes in creating automation bots to scrape the web and get all the information you want. My name is Andres Perez and I am a student of computer science and data analysis but I have experience in Web scraping for more than 2 years
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    HTML5
    Data Analysis
    CSS
  • $15 hourly

    • 0.0/5
    • (0 jobs)
    I'm a dynamic web developer skilled in crafting efficient websites for diverse businesses. My toolkit includes HTML, CSS3, React, Tailwind, and .Net, perfect for creating your custom online presence. Beyond building your site, I'm adept at software testing, drawing experience from platforms like Remotetasks, Rewards.de and uTest. What I Do Best: - Develop engaging websites with a focus on user experience. - Manage projects efficiently from ideation to launch. - Conduct thorough site testing, ensuring flawless performance. I prioritize clear communication, making sure we're always on the same page. Let’s collaborate to bring your digital vision to life!
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Software Testing
    Software Development
    Testing
    Test Design
    Software
    ASP.NET
  • $30 hourly

    • 0.0/5
    • (0 jobs)
    Hello, I’m Jenny 👋🏻 Currently, I work as an Art Director, where I am responsible for creating the visual design of websites, social media posts, and digital assets on a daily basis. My focus is on making each element both aesthetically pleasing and impactful. 🎨🌐📱 I hold a Bachelor's degree in Software Engineering and Media Informatics (B. Eng.) 🎓. During my studies, I discovered my passion for UI/UX design. I thoroughly enjoy crafting user-friendly and visually appealing frontend interfaces that provide users with an engaging and seamless experience. 🚀👩🏻‍💻 My professional journey began with a six-month internship in UX design 🧑🏻‍🎨, followed by one and a half years as an Interaction Designer at a major company. There, I had the opportunity to work on various projects and deepen my expertise in methodologies such as Scrum, Design Thinking, and the Google Design Sprint 🛠️📈. I look forward to collaborating with you and transforming your ideas into creative, user-friendly designs! 🌟
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    UX & UI
    Microsoft Office
    React
    User Interface Design
    User Experience
    HTML
    CSS
    Procreate
    Atlassian Confluence
    Material Design
    Figma
    Adobe XD
    Adobe Photoshop
    Adobe Illustrator
  • $20 hourly

    • 0.0/5
    • (0 jobs)
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    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Flutter
    Python
    React
    Node.js
    Golang
    TypeScript
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