Java Developers để thuê tại United States
Hiện 56 kết quả
Các Freelancer được bảo trợ
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With over 5 years of hands-on experience as a full-stack developer, I am dedicated to delivering cutting-edge web solutions that transform businesses. Proficient in a wide range of front-end and back-end technologies, I specialize in creating seamless user experiences, optimizing performance, and implementing scalable...With over 5 years of hands-on experience as a full-stack developer, I am dedicated to delivering cutting-edge web solutions that transform businesses. Proficient in a wide range of front-end and back-end technologies, I specialize in creating seamless user experiences, optimizing performance, and implementing scalable architectures. I combine my strong problem-solving skills with a keen eye for detail to craft clean and efficient code. My passion for innovation, collaborative mindset, and drive for continuous learning enable me to stay ahead of industry trends and deliver exceptional results. Let's collaborate and bring your web projects to life! - Back-End Development Java (Spring Boot), PHP (Laravel, Symfony, CI, WP, core etc), Node.js Python (Django, Flask) Ruby (Ruby on Rails) RESTful API development Database management (SQL, NoSQL) - Front-End Development HTML5 CSS3 JavaScript TypeScript TailWind CSS React.js Angular Vue.js Responsive Web Design CSS preprocessors (e.g., Sass, Less) - Full-Stack Development Combination of front-end and back-end technologies Integration of client-side and server-side functionality - Responsive Web Design Media queries Flexbox Grid systems Mobile-first design -UI/UX Design Wireframing and prototyping User research and usability testing Interaction design User-centered design principles - E-Commerce Development Shopify WooCommerce Magento Payment gateway integration Shopping cart functionality - Content Management Systems (CMS) WordPress Drupal Joomla Theme development and customization Plugin development - Web Security Secure coding practices Input validation and sanitization Authentication and authorization Cross-Site Scripting (XSS) prevention Cross-Site Request Forgery (CSRF) protection - API Development and Integration RESTful API design principles API documentation (Swagger, OpenAPI) Authentication and authorization (OAuth, JWT) Third-party API integration - Performance Optimization Caching (browser caching, server-side caching) Image optimization (compression, lazy loading) Minification and concatenation of assets Database query optimization Performance profiling and monitoring ít hơn
Thuê chatgptsuperpow8
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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) ít hơn
Thuê helmot
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Although the two worlds of web site design and web programming are separate and not equal, it has been my experience that they are interwoven and interconnected in many ways. To effectively program, the programmer needs to be aware of some design elements and practices. To effectively design, the designer needs to...Although the two worlds of web site design and web programming are separate and not equal, it has been my experience that they are interwoven and interconnected in many ways. To effectively program, the programmer needs to be aware of some design elements and practices. To effectively design, the designer needs to have an awareness of programming requirements, syntax, and browser-related issues. Technically speaking, I am more of a programmer. ít hơn
Thuê obsurf
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Lambodar Inc, Cupertino, California Summary: More than 7 years programming and application development experience Proficient in: AJAX, JavaScript,PHP,Perl,Java, Ruby on Rails,C#,C++,Shell Scripting,Python,Objective C, Struts,J2EE,Tomcat,Apache, iPod,iPad,Android. #Education *Master of Computer Applications (M.C.A.)...Lambodar Inc, Cupertino, California Summary: More than 7 years programming and application development experience Proficient in: AJAX, JavaScript,PHP,Perl,Java, Ruby on Rails,C#,C++,Shell Scripting,Python,Objective C, Struts,J2EE,Tomcat,Apache, iPod,iPad,Android. #Education *Master of Computer Applications (M.C.A.) | JNU # Area of Expertise *Linux, Centos, Redhat, Amazon EC2, Cloud Computing, Hadoop *Windows server 2003, Windows XP *MySQL, SqlServer 2005, 2000 *PHP,C,C+,C#,Perl,Ruby,VB, , Shell Scripting, , Actionscript,java, xml,xslt,phython *Javascipt,CSS, Mootools,JQuery,Prototype,YUI *Seagull, , .NET 2.1, .NET 3.x, CakePHP, Rails, QCodo *Asterisk *JBoss, Apache,Hadoop,Lucene,Tomcat,LDAP *Flash,Photoshop,Dreamweaver,Expression Studio *Mobile: iPhone, iOS, Android, PhoneGap, Titanium *Networking: openNMS,Zabbix,Nagios *System Admin: Rackspace, AWS,S3,cloud,VPS *Frameworks: Django, RoR, Ruby on Rails,MVC ít hơn
Thuê cupertinovw
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twalters84 twalters84
$80 USD / giờ
World-Class Senior Website Developer - 25+ Yrs ExpUnited States★ With over 25 years of experience and education, I am an award-winning Senior ColdFusion Programmer by day and an extremely accomplished Senior SQL Database Administrator by night. ★ By 2006, I graduated from Allegany College of Maryland with Honors receiving nine associate degrees and several certifications; I...★ With over 25 years of experience and education, I am an award-winning Senior ColdFusion Programmer by day and an extremely accomplished Senior SQL Database Administrator by night. ★ By 2006, I graduated from Allegany College of Maryland with Honors receiving nine associate degrees and several certifications; I majored in Computer Science and Minored in Mathematics. ★ By 2015, as both a Business Owner and as a Top Website Developer, I have completed over 160 projects and for the reviews I have received, all of them have a perfect rating - all on time - on budget - with a 33% repeat hire rate! ★ As a Dedicated Hard-Working Project Manager, I have worked with various teams to complete some popular websites that now receive thousands of unique hits each day! I am also very skilled working independently with minimal assistance needed. ★ As a World-Class Senior Website Developer, I always strive to achieve my employer's complete satisfaction regardless of the project. ★ Between 2015-2021, I was part of the Adobe ColdFusion Pre-Release Program where I was able to gain much insight inside how ColdFusion works. I got the chance to work beside the best ColdFusion programmers in the industry and I learned quite a lot from my peers. However, I cannot divulge more information on this due to an NDA agreement. ★ Contact Me Today For Top-Notch Technological Consultation! ít hơn
Thuê twalters84
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Over 5 years of experience in Java and Android app design and implementation Skilled in web development for over 5 years, with an additional year of experience in Python Proficient in Agile and professional software development cycles, including API design, version control, peer code review, and unit testing.Over 5 years of experience in Java and Android app design and implementation Skilled in web development for over 5 years, with an additional year of experience in Python Proficient in Agile and professional software development cycles, including API design, version control, peer code review, and unit testing. ít hơn
Thuê TiMaven
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My name is Derek and I am a talented mobile app developer based in LA. With expertise in iOS and cross-platform development, I build robust native and hybrid apps using Swift, Java, JavaScript and more. Leveraging UIKit, Jetpack and leading tools, I craft beautiful, user-friendly experiences. My key skills...My name is Derek and I am a talented mobile app developer based in LA. With expertise in iOS and cross-platform development, I build robust native and hybrid apps using Swift, Java, JavaScript and more. Leveraging UIKit, Jetpack and leading tools, I craft beautiful, user-friendly experiences. My key skills include: - iOS app development with Objective-C and Swift - Cross-platform dev with React Native, Flutter - REST API integration and backend dev - UI/UX design and animation - Third-party SDK implementation - Testing, debugging and optimization I have successfully led and launched major React Native apps on iOS and Android. As lead iOS dev for DogCloud's massage app, I built the iOS version, connected hardware to cloud services, created an intuitive UI/UX focused on usability, coordinated across platforms, and provided ongoing improvements post-launch. Beginning my career in 2012, I have built apps across diverse business domains - from FinTech and IoT to social good. I am deeply passionate about collaborating with clients, understanding needs and delivering top-notch experiences that exceed expectations. Let's have a conversation about your project goals and how we can transform your vision into reality through a feature-rich iOS, Android or cross-platform app. ít hơn
Thuê derekjlaporte
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Hello! I'm a highly skilled senior full-stack web developer with expertise in Laravel, Node.js, PHP frameworks, and frontend technologies such as React, Vue and Typescript. With over 8 years of experience in the industry, I have successfully delivered numerous projects, ranging from small-scale websites to complex web...Hello! I'm a highly skilled senior full-stack web developer with expertise in Laravel, Node.js, PHP frameworks, and frontend technologies such as React, Vue and Typescript. With over 8 years of experience in the industry, I have successfully delivered numerous projects, ranging from small-scale websites to complex web applications. Throughout my career, I have worked closely with clients, understanding their requirements, and delivering tailored solutions that meet their business objectives. I thrive in collaborative environments, communicating effectively with stakeholders and teams to ensure a smooth development process. Here are some key skills that define my expertise: -Node JS – Express JS backend -Functional Programming -Object Oriented Programming -HTML / HTML 5 / DOM -CSS / CSS3 / SCSS / SASS / LESS -Javascript - ES5/ES6/ES7) -React JS React Admin React Router React Web Notification -Angular 4 - 10 / RxJs -Redux / Redux-toolkit -Next JS - Server-Side rendering -Typescript -AJAX JSON -Rest API / Fetch API / Axios -Bootstrap / Material UI / Ant Design / Chakra UI / Tailwind CSS -Jest / Jasmine / Chai / Mocha - Unit testing -Webpack / Babel / Lodash / Moment -Node JS / Express / Nest -MongoDB -ES Lint -SPA / PWA -Git / Github / Bitbucket / GitLab / CI/CD / Jira / Trello -JavaScript / TypeScript / Python I'm passionate about creating clean and maintainable code, following best practices, and staying up to date with the latest web development trends. I take pride in delivering high-quality work on time and exceeding client expectations. If you're looking for a dedicated and experienced web developer to bring your project to life, feel free to reach out. I'm always excited to tackle new challenges and contribute my skills to your success. ít hơn
Thuê chrisjcornish
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skysystemsinc skysystemsinc
$20 USD / giờ
Expert Web & Mobile App Designers and DevelopersUnited StatesWelcome to our Profile! Your Gateway to Exceptional Digital Experiences! We are a digital Agency known as Sky System, Inc. based in Raleigh, NC, USA. We are new to this platform but you can easily find us on other platforms with good reviews and ratings. We are a dynamic team of expert full-stack developers, UX/UI...Welcome to our Profile! Your Gateway to Exceptional Digital Experiences! We are a digital Agency known as Sky System, Inc. based in Raleigh, NC, USA. We are new to this platform but you can easily find us on other platforms with good reviews and ratings. We are a dynamic team of expert full-stack developers, UX/UI designers, SEO engineers, QA engineers, and Project Managers. Our skills span across various domains, with particular expertise in: ⭐ UX/UI Designing: Figma, AdobeXD, Sketch, and InVision Studio. ⭐ CMS: WordPress, Shopify, Webflow, Wix, and Squarespace. ⭐ Frontend - JavaScript/Typescript, HTML/CSS, Tailwind CSS, React, React Native, Flutter, Next, Vue, and Angular. ⭐ Backend - Node.js, Nest.js, PHP/Laravel. ⭐ Databases - MongoDB, MySQL, NoSQL, and PostgreSQL. ⭐ Cloud services - AWS. ⭐ Tools - Git, GitHub, bug trackers, Jira. We have extensive experience collaborating with various startups, medium-sized enterprises, and large-scale businesses across diverse industries. Also, we have great expertise in creating custom coding platforms/Software such as ✅ Non-Profit, Crowdfunding, NGO ✅ HRM, Payroll, Workforce Management system ✅ Task Management system / Project Management system ✅ Real Estate Investor/ Agent Portals ✅ Healthcare / TeleHealth / Doctor / Patient Portal ✅ Job Board ✅ E-commerce Marketplaces ✅ SaaS platforms ✅ ERP and CRM System Why Choose Us for Your Business? 1. Innovative Excellence: Elevate your business with our innovative solutions, setting you apart in the market. 2. Client-Centric Approach: Your success is our focus. We tailor services to meet your unique needs for a personalized experience. 3. Proven Track Record: Trust in our expertise with a proven track record of successful projects and satisfied clients. 4. Timely Delivery, Quality Results: Expect on-time delivery without compromising on the quality of our work, ensuring your project's success. Let's collaborate and elevate your digital presence to new heights! Whether it's a stunning website, an efficient e-commerce platform, or a robust application, we are here to turn your ideas into reality. Regards, Team Sky Systems, Inc. ít hơn
Thuê skysystemsinc
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Internative123 Internative123
$20 USD / giờ
Empowering Businesses With Exceptional Digital SolUnited StatesWe are your one-stop creative and digital service solutions agency. With a wealth of experience in providing the best quality services and top customer service, we have mastered the art of: 1. Web Development 2. Mobile App Development 3. Social Media Marketing 4. Search Engine Optimization 5. Graphic Designing 6....We are your one-stop creative and digital service solutions agency. With a wealth of experience in providing the best quality services and top customer service, we have mastered the art of: 1. Web Development 2. Mobile App Development 3. Social Media Marketing 4. Search Engine Optimization 5. Graphic Designing 6. Video Editing/Animation 7. Content writing 8. UI/UX design services We believe in building high-value, We connect, explore, create, empower, and grow together! We are proficient in several development tools, including PHP, HTML/HTML5, CSS, React JS, WordPress, JavaScript, Shopify, and Laravel—all with fantastic usability, and we give new perceptions of creative art with Figma UI/UX, Blender, and Unity. We create more realistic animation with Powtoon, Adobe After Effects, and Blender. To bring more traffic to your website, we work with Semrush, Yoast, Mockplus, Ahrefs, Mangools, and Office Suite. We Are Experts in Delivering: 1. Functional and Responsive Designs 2. Friendly & Easy to Use UI/UX Interfaces 3. Unreal 2D & 3D video animations. 4. Visually attractive graphics and layouts 5. 100% Search Engine Friendly URL structure and SEF patches applied 6. Social Media Integration, Contact Forms, Google Maps, Newsletter Subscription & Mailing list 7. Organic and SEO-optimized content. 8. Website Maintenance, Upgrades, and Support. Why should you choose us? Here are some compelling reasons: We provide a plethora of successful reasons why businesses choose us. We draw on years of experience in digital and creative services in over 120 countries, including: Unique and innovative skills Award-winning experts 24/7 back-end support Our business is built on a foundation of professional excellence and integrity. What sets us apart from others is our commitment, work ethic, and superior deliverables with fast turn-around times, quick timelines, and extended support and post-project deployment. We believe effective communication is our secret ingredient. So, book your slot to supercharge your project. We would love to hear from you! Visit our website to learn more about us! https://www.internativelabs.com/ ít hơn
Thuê Internative123
