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  • $75 hourly
    **EXPERT VETTED BY UPWORK and among Top 1% talent on Upwork** I am a Full-Time Freelance IT consultant with 11+ years of rich and varied experience in providing solutions to various clients in various domains in the form of – • Full stack web application development • Enterprise applications development • Backend web services development • Desktop application development • Cloud infrastructure development I have extensive experience of developing applications in - Java, J2EE, Spring, JPA, Hibernate, Angular, Typescript and React Framework. BACKEND DEVELOPMENT - I have worked upon and developed backed of at least 100 different applications to date, which involves extensive experience working with Event Driven Architecture, Micro services architecture and Backend Web Services development. I also have strong hands-on experience and rely heavily upon TDD and BDD approach of Software development DESKTOP APPLICATION PROGRAMMING - I have strong knowledge and experience of working with and developing Desktop applications using Java Swing and JavaFX. I have experience in developing applications for Mac, Windows as well as Linux. FRONT-END DEVELOPMENT - At the front-end, my expertise lies in working with – • JSP • JSF • Vaadin • Angular • React • Typescript • JavaScript • HTML5 • CSS • Ajax • Bootstrap CLOUD INFRASTRUCTURE DEVELOPMENT - • 9x AWS Certified and "Microsoft Certified" Azure Solutions Architect Expert. • Extensive experience with using Docker, Kubernetes, Terraform. • Dockerisation and Orchestration, automating CI/CD Pipelines, VPN Setup, Monitoring and Logging, Cloud Cost Optimisation are my Forte • Active user of AWS and Azure and excellent in picking cost-effective and secure solutions using these platforms. OTHER PROFICIENCIES - • Skilled in SQL as well as NoSQL programming. - Relational Databases - Postgres, MySQL, SQL Server, Oracle and DB2. - Non-Relational databases - MongoDB, DynamoDB • Skilled with ElasticSearch and Redis SOFT SKILLS – • Individualistic personality – who likes to find solutions. • Strong work ethic - my past work can vouch for this. • Positive attitude- comes in handy, while solving complex problems. • Excellent command over English language. • Excellent Communication skills. • Believes in Team work and joint efforts - can mingle into your current team easily. • Leadership skills - can lead and take up responsibility, even in difficult situations. • Highly dedicated personality - I don’t get bogged down by hiccups, and work to sail my way through them. As I am working in a highly dynamic field, so I keep updating myself with latest trends and developments in the field of software development. Thus ensuring, HIGH VALUE WORK for my clients. My technical capabilities, hardworking nature and past record of providing value to my clients can be vouched by client reviews on my profile. Cheers!
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    RabbitMQ
    CI/CD
    Cloud Computing
    SQL Programming
    J2EE
    DevOps
    Solution Architecture
    Microsoft Azure
    Microservice
    Java Persistence API
    Jakarta Server Faces
    Amazon Web Services
    Spring Framework
    Java
    RESTful API
  • $40 hourly
    ⭐ Top Rated Plus ⭐ 100% Job Success ⭐ 5000+ Upwork hours ⭐ 35+ Job's Successful Completed I am a Java professional with 10 years of experience. I have strong understanding and knowledge of the object-oriented approach, software engineering principles, concepts, and with practical knowledge on designing, building scalable applications with Monolith and micro-service model. I have grip on architectural design technique using the Domain-Driven Development approach (DDD), Test Driven Design(TDD). All these years i got chance to work on Financial, Healthcare, ERP, Customized CRMs, Order Management and Logistics solutions. My technology stack is : ✅ Back-End: Java, Spring Boot, Spring Security, MVC, Hibernate, JPA, JDBC, J2EE, Servlets, Web Services ✅ Front-End: Angular, HTML5, CSS3, JavaScript, JSF, JSP ✅ Middleware: Apache ActiveMQ, Kafka ✅ Cache: Apache Ignite, Redis ✅ Databases: RDBMS (MySql, Postgre SQL, MSSQL, Oracle), noSql (MongoDB)
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    SOAP
    Apache Maven
    Jakarta Server Pages
    JDBC
    Jakarta Server Faces
    Spring Boot
    Jenkins
    JasperReports
    Java Servlet API
    PrimeFaces
    Spring Framework
    JUnit
    Hibernate
    Java
    PostgreSQL
  • $10 hourly
    Highly Skilled Web Developer | 5 Years of Experience | Competitive Rates Greetings! With 5 years of experience in web development, I have an extensive track record of working on diverse projects as both an individual contributor and a valuable team member. I specialize in developing complex enterprise applications using Java, utilizing a comprehensive technology stack to deliver exceptional results. 🎓 Specialization Highlights: 🎓 ✅ Spring Framework: Proficient in Spring Core, Spring MVC, Spring Security, and Spring Boot. ✅ Data Management: Skilled in Spring Data-Cloud, Hibernate, JPA 1.2, and working with SQL databases like PostgreSQL and MySQL. ✅ Restful API Development: Experienced in building robust and scalable APIs. ✅ Build Tools: Proficient in Maven for efficient project management. ✅ Web Technologies: Expertise in Web-Sockets, HTML, CSS, JavaScript, Bootstrap, and a bit of React and Thymeleaf. ✅ Java Web Development: Skilled in Servlets, JSP, JSF 2.2 with Primefaces 8, Primefaces 8 Themes and Templates, and JavaFX. ✅ Software Engineering Principles: Proficient in OOP concepts and Design Patterns. ✅ Messaging Systems: Familiar with JMS, ActiveMQ, RabbitMQ, and Apache Kafka. ✅ Thorough Testing: Skilled in unit and integration testing methodologies. ✅ Database Expertise: Proficient in MySQL, PostgreSQL, and MongoDB. I thrive in a team-oriented environment and have a strong affinity for Agile and Scrum methodologies. Collaboration is key to delivering exceptional results, and I ensure seamless teamwork throughout the development process. My dedication to staying up-to-date with emerging technologies enables me to consistently deliver cutting-edge solutions. Let's join forces to bring your projects to life and achieve outstanding outcomes. The Client Review below which you will find in my reviews section ,describe the quality of work and value can expect from working with me: "Sajjad is a very nice guy willing to work and also learn in the process if it is needed. He delivered the job properly and he is also willing to help me afterwards if there are any problems in the future with the project. He has good communication and I enjoyed to work with him"
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    Vue.js
    React
    Angular
    Google Cloud Platform
    Docker Compose
    RESTful API
    Spring MVC
    Core Java
    Microservice
    Jakarta Server Faces
    Spring Boot
    PostgreSQL
    Docker
    Kubernetes
  • $18 hourly
    My motto is to build and innovate together! My clientele is consistently impressed by my creativity, dedication, and durability. Why I believe myself to be the best candidate and a great asset to your project. 🅐 Local Development Team Leader 🅑 Certified Full Stack Developer | React | Angular | Next | Node | MERN | MEAN | SAAS Developer 🅒 Proactive Communicator with keen eye to detail and focusing on Client Satisfaction ➢ Frontend Stack: React/Redux, JavaScript, Typescript, GraphQL, Gatsby, HTML/CSS, jQuery, Bootstrap, ECMAScript 6, HTML/CSS, Next.js, REST APIs, Three.js, React Hooks, MobX, Webpack. ➢ Backend Stack: NodeJS, Express, GraphQL, TypeScript, JavaScript, NestJS, Firebase. ➢Database: MySQL, Firebase, SQLite, PostgreSQL, MongoDB. ➢ Cloud Services: Firebase, Heroku, AWS ( EC2, S3, Amplify, Lambda, DynamoDB) ➢ Payment Providers - PayPal, Hyperpay, Stripe. ➢ Version Control - Git, Gitflow, SVN, smart GIT, Bitbucket, Gitlab, Github. I've accomplished over 50 projects. I value long-term partnerships with clients who can rely on me at any moment. Let’s connect and get you the best Web Soft product you can’t get anywhere else. Hoping to hear from you soon
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    Web Development
    Amazon Web Services
    Redux
    TypeScript
    Back-End Development
    JavaScript
    CSS
    SaaS Development
    Next.js
    SQL
    DevOps
    Full-Stack Development
    MongoDB
    Node.js
    React
  • $40 hourly
    I am Java/J2ee expert with having total 17+Yrs experience. In my professional career, I work for various firms. I Have very good experience in Coding (Coding is My Strength), framework designing, POC, managing the team, providing technical training, reviewing the code. My technology stack: Backend: Java, Spring Boot with Microservice Architecture, JPA And Hibernate Framework, Node JS Frontend: React Js, Angular Js, JSP, Struts, JSF Primefaces, PHP, jQuery Database: MySql, Postgres, MsSql, MongoDB Mobile: React Native, Flutter, Android, iOS Version Control System: Git (Github, GitLab, Bitbucket), SVN, CVS Issue Trackers: JIRA, Redmine, Trello, Kanboard Others: Elastic Search, Salesforce, AWS DevOps, Maven, Jenkins, sonarqube, ITEXT, Salesforce REST APIs, RabbitMQ My Responsibility is: 1. Designing Architecture 2. Finding a solution 3. Troubleshooting Issue 4. Managing Team 5. Training Team Member etc.
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    iOS
    Node.js
    React Native
    Mobile App Development
    Next.js
    React
    Spring Security
    Spring Boot
    PHP
    Android
    Hibernate
    PrimeFaces
    Jakarta Server Faces
    Java
  • $30 hourly
    🏆 Top 2% on Upwork 🎯 Liferay DXP 7.1 Certified Professional Back-End Developer 🌟 Dedicated freelance with 100% Job Completion. Grow Your Business without Pain and Stress. My main goal is to help my clients achieve the best results possible. If they can't contribute value to their business by involving me, they can't pay me. I have a strong promise that no other freelancer does. 💎 WE GUARANTEE YOU RESULTS. __________________________________________________ ✅ Invested in the success of your project ✅ Discussed and confirmed delivery by the deadline ✅ Instant reply via Upwork messenger ✅ Flexible time to meet or discuss your questions ✅ Dedicated to the project long term ✅ Value your time __________________________________________________ ✅ Facts about me -I am providing end-to-end solutions for Portal & Enterprise applications. Experienced in all phases of the Software Development Life Cycle like requirement analysis, design, development, testing, deploying, and maintaining applications. - I can develop projects from scratch until the final delivery and support with maintained code quality and proper code coverage - I can manage the team, do code reviews, handle CI/CD and releases, support live systems - I can understand and implement the most difficult parts of software systems at very large-scale. 💎 My Core Expertise: ------------------ ☆ Liferay development/customization ☆ Web Application Development ☆ Mobile application development ☆ CRM/ERP/HRMS solutions development ☆ Enterprise solution development ☆ SaaS Enabled application development ☆ E-Commerce application development ☆ Maintenance and enhancement of existing application 💎 Skills: - ------------------ ☆ Liferay 6.x/7.x ☆ Spring, Spring Boot, Hibernate ☆ JSF, Primefaces, ICEfaces, Richfaces ☆ Java & J2EE ☆ Maven, Ant, Gradle ☆ Blade CLI ☆ MySQL, MSSQL, PostgreSQL, MongoDB ☆ Java-based servers - JBoss, Tomcat, Glassfish ☆ Apache Solr ☆ Elastic Search ☆ SVN, GIT, GITLAB, Bitbucket ☆ REST, SOAP web services ☆ JQuery, Javascript, Ajax ☆ Front-end technologies - AngularJs, ReactJS, NodeJs, HTML4/5, XHTML, XML ☆ Excellent technical and logical problem-solving skills ✅ What my clients says ⭐⭐⭐⭐⭐ "I’ve been working with Bhavin Panchani for about a year on our company’s Liferay-based customer portal. Bhavin is always very professional and organized, but also communicative and easygoing. He is super knowledgeable with the Liferay platform but also works on other technologies that we use with no problem at all, and in a timely manner. I can see that he really cares about our product and is directly responsible for its success. Thanks, Ignek Infotech" 👤 Vivivenne Nurnberger ( Consultant for User Research and Agile Methods ) ⭐⭐⭐⭐⭐ "The IGNEK team knows what the client asks. In terms of response time availability and meeting schedule, they are always on time, they are always responsive, available for meetings, work quickly, and of course, deliver high-quality products successfully. Highly recommended!" 👤 Rick Van Dijk ( Founder at PickurGift )
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    CSS
    HTML
    Bootstrap
    Website Development
    MySQL
    Java
    Spring Boot
    React
    PrimeFaces
    Jakarta Server Faces
    Hibernate
    Spring Security
    Spring Framework
    Liferay
  • $15 hourly
    7+ years of total experience with 6+ years in web application development and 1 year in Chat bot development Experienced Java developer trained in Teneo , Google Dialogflow, Spring Framework, Spring Boot, JSF, JSP, Groovy, Hibernate, Web services, JMS, MySQL, Oracle, JQuery, HTML, CSS and PHP. Have involved in R&D for Email marketing and developed a product within a year for India's top retail banking customer, a major contributor in one of the product for Trade compliance in RBI and Core Banking. Expertise in Conversational AI product and get trained by Artificial Solutions for Teneo and built Chat bot for one of the Top insurance company in US. Also Hands on in team handling and maintain the project in various aspects like Revenue management and Resource handling.
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    Natural Language Processing
    SOAP
    REST
    Hibernate
    Microservice
    Angular 2
    PrimeFaces
    Jakarta Server Faces
    Spring Boot
    Java
  • $15 hourly
    -> From the past 6 years, I have been building Apps & Games for iPhone, iPad and Android -> I am expert in iOS SDK, SWIFT, Objective-C, Java, Android SDK, Android Studio, Unity3D -> I have developed more than 50 apps and games so far -> I simply follow AGILE and SCRUM as an App Development Strategy -> I am adept at using various project management tools like Asana, Basecamp, Trello amongst various others -> I also love debugging and resolving errors /issues in any kind of App Work Strategy: -------------------------------------------- > Skype conversation for requirement specification and understanding > Feasibility analysis > Cost & Time Estimation and Negotiation > Design / Mockups > Prototype implementation > Feedback and Updates > Final work submission Quick overview of my main skills: -------------------------------------------- Frameworks: Native Android SDK Software tools: Android Studio , Eclipse IntelliJ Design: Material Design , Complex & Pixel perfect UI implementation Coding Strategy: Well optimized, clean, robust and well commented code with qualified naming conventions Multi Language Support: Localization And Internationalization support API /Web Service Integration: JSON and XML Based API, REST & SOAP Based API Third Party Library Support: Google Map API, Google Place API, Google Plus API, Facebook API, Twitter API, Linkedin API, PInterest API, Dropbox API Analytics & App-Tracking Solution: Google Analytics, Crashlytics, AppSee, MixPanel In App Payment Solutions: Apple/Google In App Purchase, Paypal Gateway Integration Push Notification Support: GCM Based Push Notification, Parse Push Notifications, PushWoosh Push Notification Advertisement Support: AdMob, Facebook Audience Network, MoPub Native Ads + MoPub Standard Ads, Vungle, ChartBoost, RevMob, NativeX (Including Offer-wall) l
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    HealthKit
    Push Notifications
    Analytics Plugin
    Google APIs
    Apple Xcode
    Firebase
    Flutter
    Kotlin
    Android SDK
    Java
    Amazon S3
    Swift
    Objective-C
    Android App Development
    iOS Development
  • $25 hourly
    I have 10 years of experience in developing web based enterprise solutions using technologies like Java, J2EE, Struts, JSF, Spring, Hibernate/JPA, Rich Faces, Prime Faces, Restful, JasperReport, RMI, EJB, Ant, Maven, Gradle, HtmlUnit, Quarzt Schedule, gson, simple-json, java Mail, Html, Javascript, AngularJS, Vaadin, EmberJS, css... I have been working on web based solutions since 2006 so I have experienced the evolution of web technologies starting from web 1.0, then ajaxifying web apps and then single page Rich Internet applications using Angular JS, EmberJS, Html5, Css3, D3, JQuery etc. With this much experience in web technologies I can even work as both Back End Developer and Front End Developer and I have already DONE few jobs both. I have been working on databases like SQL, Postgres, Oracle, Mongodb and MySQL. Especially, I'm strong in resolving performance issue in Query big tables I am familiar with Agile Scrum methodology and I am very glad to provide to you the best services. Our goal is product delivery on time, quality and satisfy. What kind of work I prefer to work is the long term nature and hourly jobs. I prefer to establish long term reliable and trust worthy relations.
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    J2EE
    MongoDB
    Spring Framework
    Java
    CSS
    Jakarta Server Faces
    AJAX
    EJB
    Angular
    Hibernate
    AngularJS
  • $28 hourly
    I am Top Rated developer on Upwork with more than 8 years of experience in various Java frameworks. o Hands on experience on technologies and frameworks like Spring Boot, Microservices, JPA, EJB, JDBC, Servlets, JSP, JSF. o Having experience on Tomcat, JBOSS Servers and MySQL database. o Worked on IDEs such as Intellij IDEA, NetBeans, Eclipse IDE, SQLYog. o Hands on experience tools on such as SVN, Log4J, MAVEN. o Hands on experience on UI like on Angular, HTML, CSS, Bootstrap, JavaScript, JQuery , Ajax, JSON, XML o Keen understanding of design patterns like Singleton, Builder, DAO, DTO, MVC, DI, and IOC o Understanding Business Requirements, the flow of the application, and Capable of fixing the defects in the application o Having very good knowledge on debugging tools and bug fixing o Ability to adapt to new environments.
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    Spring Boot
    PostgreSQL
    MySQL
    AWS Lambda
    MongoDB
    Angular
    Node.js
    REST
    Java Persistence API
    Spring Framework
    Jakarta Server Faces
    Java
  • $30 hourly
    I bring a depth of knowledge in artificial intelligence and a strong proficiency in key technologies such as Python, TensorFlow, and PyTorch. My professional journey includes successful engagements in natural language processing, computer vision, and machine learning algorithms. My expertise lies in: AI Enabled Software Development & Full Stack Development Expert Machine Learning Frameworks: TensorFlow, PyTorch, Scikit-learn Deep Learning Frameworks: Keras, MXNet Natural Language Processing (NLP) Libraries: NLTK, Spacy, Transformers (Hugging Face) Data Processing and Analysis: NumPy, Pandas, Matplotlib and Seaborn Python - Django and Flask Javascript - Node, React, Vue, Backbone, Polymer MongoDB, GraphQL JAMStack - Netlify, Gatsby Serverless Framework, AWS Lambda Progressive Web Apps Browser Extension Development for Chrome Headless CMS - Strapi, NetlifyCMS, Contentful WebAssembly Development Saleor Ecommerce Development
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    Django
    Redux
    Vue.js
    Nuxt.js
    PostgreSQL Programming
    Flask
    Python Script
    Angular
    Node.js
    GraphQL
    React
    Python
    JavaScript
    MongoDB
    MySQL
  • $29 hourly
    "Faizan and his team were excellent! They were an extension of our team and were able to cover full-stack development across our web and mobile presence. No task seemed to present a technical hurdle across Angular website work or Ionic Framework app work. Highly recommend!" - an Upwork Client. Custom Web and Mobile Development at any development stage - from scratch to ongoing support. I'm Faizan, a seasoned technology strategist with over 10 years of experience. I specialize in guiding startups and enterprise businesses toward outstanding growth and unparalleled success through comprehensive technology management. I can help you with: - Software development - Web app development (custom-crafted and built on CMS) - Mobile app development - Digital Transformation - API development and integration - POC and MVP development - Cloud development - Hybrid app development - SaaS app development Detailed Process: - Initial consultancy call to understand the problem and suggest the best solution. - Follow Scrum Methodology to ensure project progress and quality. - Capable of working as a Team Lead to maintain an overview of the project. Domains: - Martech - Adtech - Music Tech - Fintech - EdTech - HealthTech Core Expertise: - Python, Django, and Flask Development - NodeJS, Express, and SailsJS Development - AngularJS and Angular 7+ Development - React JS Development - Ionic and React Native Development - PHP Laravel and Symphony Development - BigQuery Data Warehousing and Analytics - ETL Pipelines and Operations - Web Scraping, Automation, and Scripting - AWS, GCP, MS Azure, Heroku Ready to take your business to new heights? Let's work together to shape your technology landscape and achieve exceptional growth and success.
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    Data Scraping
    Django
    AngularJS
    Amazon Web Services
    React
    Python
    Ionic Framework
    Redis
    Firebase
    React Native
  • $50 hourly
    Welcome to Jappware, where innovation meets execution! As the founder and CEO, I lead a passionate team of tech enthusiasts on a mission to turn your dreams into digital reality. We don't just write code; we craft solutions that drive tangible results. With 8 years of industry experience, we've honed our skills to provide a comprehensive suite of software services tailored to your unique needs. 🚀 Our Services 🚀 🔹 Custom Software Development: Transforming your ideas into user-friendly, high-performance software solutions. 🔹 Web and Mobile App Development: Creating responsive and engaging digital experiences for your target audience. 🔹 UI/UX Design: Designing visually stunning interfaces that captivate and convert users. 🔹 E-commerce Solutions: Boosting your online presence and revenue with robust e-commerce platforms. 🔹 Quality Assurance: Ensuring your software works flawlessly through rigorous testing. 🔹 Consultation and Strategy: Guiding you through tech decisions to maximize business value. What sets us apart? ✨ Client-Centric Approach: Your success is our top priority. We listen, collaborate, and adapt to your evolving needs. ✨ Cutting-Edge Technology: We stay ahead of the curve, embracing the latest tools and trends to deliver future-proof solutions. ✨ Proven Track Record: Our portfolio boasts successful projects across various industries and scales. ✨ Transparent Communication: You'll always be in the loop, with clear, open lines of communication.
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    Google Web Toolkit
    Big Data
    Amazon Web Services
    Front-End Development
    EJB
    Data Migration
    Architectural Design
    React
    CI/CD
    Spring Framework
    Distributed Computing
    Java
    JavaScript
  • $20 hourly
    I am a Full Stack Developer who can build web applications from frontend to backend. Java and Javascript is my main forte, other languages and frameworks are easily adaptable.
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    Terraform
    AWS Lambda
    API
    API Development
    Database Management
    PHP
    Python
    Docker
    Bootstrap
    Angular
    Node.js
    Java
    Ansible
    Golang
    CSS
  • $90 hourly
    My name Alex. I'm a mobile and web application UX/UI Designer, Full Stack Developer based in London. What tools are in my portfolio? - Java, Nodejs(express), Python / Django(Django rest framework), Spring - Angular(2-7), React.JS/Redux, Vue.JS, HTML5,CSS3, Jquery - PostgreSQL, MySQL, Mongo, SQLite,Firebase - Javascript, es5/es6,typescript,JSX - React-native,swift,ionic - Github,SVN, Gitlab, BitBucket, Trello, Jira - Ngnix,apache,pm2,docker,jenkins - AWS, DigitalOcean,Google Cloud Why choose me? Every project is divorce from the influence of cost and harmonized with your expectations. I take a vested interest in the success and longevity of the solution being delivered. What's in it for you? • Velocity – Results driven expectation aligned to your needs • Veracity – Immutable results supporting adoption • Value – Delivering industry best practice at Ingestion, Integration, Development and Testing. I create precise, high ROI, custom built web and mobile applications. This helps my clients win in their marketplace.I assist Brands by providing design development and messaging solutions. This reinvigorates stale, non-performing or under performing Ad campaigns, Websites, Social Media Campaigns, and other online and offline initiatives. I have helped big corporations to increase their Profit and become million dollar value companies by building variety of tools for them. I have worked both on startups, which means I know how to keep up with the pace, and with well established brands. People say that I am goal-oriented team leader with outstanding leadership skills. Let's create something great together!
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    Python Script
    HTML5
    CSS 3
    Magento
    WordPress
    Shopify
    Magento 2
    Google Ads
    React
    Digital Strategy
    Graphic Design
    Mobile UI Design
    Web Component Design
  • $45 hourly
    🏅 Top Rated Plus Freelancer 🕒 1300+ hours on Upwork ✅ 100% Job Success Score I am a results-oriented bilingual with 10+ years of experience professional who is willing to work with clients worldwide. In my case, I am open to working with startup companies, small businesses, and even multi-national firms. I am deeply involved in all my projects from start to finish. I listen to my clients attentively and provide them a vision for what they want, and then I collaborate with them to create and execute a plan of action. I continuously offer my clients the pros and cons of each choice they make and convey my recommendations for their selections. I would like to give quick short profile summary as below Skills ---------------------------------------------------------------------------------------- • 10+ Years of IT Experience relevant to Java with BFSI domain like Banking & Insurance • Core skills SpringBoot, RESTful webservices, Microservices, JPA • Experience in Unit Testing with JUnit5, Mock/Mockito • Good experience with working on front end applications using JavaScript, JQuery and Bootstrap. • Strong experience with Agile or Scrum methodologies. • Good communicator in English • Experience with SQL Databases (e.g. Oracle) • Strong experience with GIT/BitBucket, JIRA, Jenkins, Confluence, Docker. • Good experience working with Tomcat, Jboss, WildFly • Experience working on Cloud technologies (AWS) • Experience using Apache Solr • Good Experience developing unit / integration test cases using Junit /TestNg. • Experience in Integration, Component and End-to-End Testing • Knowledge of Behavior Driven Development (BDD) for automated acceptance tests • Good ability to understand and work with code developed by other developers. • Very comfortable to work independently with minimal supervision Why me? -------------------------------------------------------------------------------------------- -Provide High Quality Services -Delivers Bug Free Code -Good Listener and Great Communication Skill. -Uses Latest technology for Development. Services I provide ---------------------------------------------------------------------------------------- *Software Development *Web application, Development & Maintenance *Creating Template and Reports *Finding Bug and Resolve. *Solve Assignments and Programming Problems. I would be happy if employed by you and will work to the best of my ability.
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    RESTful Architecture
    RESTful API
    Microservice
    EJB
    Jakarta Server Pages
    Web Service
    Spring Boot
    Spring Framework
    JavaFX
    Swing
    Git
    Java
    JavaScript
    MySQL
  • $45 hourly
    General overview ● Java Developer with 8 years of professional experience. ● Professional experience highload services, measure performance, implement statistics dashboards, debug and fix slow segments. ● Strong technical experience in the development Rest API with Spring, design of new components, refactoring existing code, testing. ● Experience with microservice architecture implementation and designing applications from scratch. ● Actively participating in architecture discussions, proposing and implementing design patterns and solutions to address scalability, maintainability, and security challenges. Team and Project Management ● Mentor and coach team members to enhance technical skills, improve productivity, and promote a culture of continuous learning. ● Conduct code reviews, enforce coding standards, and implement best practices. ● Experience in SCRUM methodology, setup sprint goals for the team and achieving sprint goals. ● Collaborate with cross-functional teams, including product managers, quality assurance, and stakeholders. ● Jira adaptation for new development processes. Domain Expertise ● In the fintech domain, successfully integrated card payments, implemented transfers between IBAN accounts, and worked on currency exchanges between fiat and non-fiat currencies. ● In a medical application, I significantly enhanced security measures for authorization, successfully resolved drug price mismatches, and optimized import jobs. ● In a Big Data project, I led efforts to optimize the performance of TV rating calculations. ● For Internet Service Providers in the USA, I was involved in the design and successful implementation of price calculation logic. Feel free to contact me and I'll help you at any stage, from an idea or small app to a full-scale solution. My goal is to provide you with best solutions.
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    Cucumber
    JUnit
    PostgreSQL
    MySQL
    MongoDB
    Apache Kafka
    JetBrains IntelliJ IDEA
    Git
    Docker
    Java Collections Framework
    Apache Maven
    Core Java
    Java EE
    Spring Framework
    Java
  • $50 hourly
    Previously - Lead UX Designer at Calendly. I'm a multi-disciplinary designer and creative technologist with expertise designing and prototyping human-centered user experiences. I drive value by inspiring teams with passion and vision while designing and implementing beautiful, simple, and top-notch user experiences. I bring deep experience with every stage of the design process including strategy, user research, customer journeys, personas, conceptualization / ideation, sketching, wireframing, prototyping, usability testing, and visual design. ✅ +8 years experience in digital ✅ Best practices ✅ Swift response and communications. ✅ Always listen to your requirements and wishes I design for: 🏭 Tech companies 🏠 Small & Medium businesses & Enterprises 🏢 Startups 💎 Result-oriented and highly motivated Interface Designer with over eight years experiance with huge brands and companies from over than 20+ countries of the world. I know my business and always take the lead in work. Each solution that I suggest is based on facts, data, and real experiance. I will always have interesting solutions for your project, using the latest design trends. ⭐️ My Clients: Nespresso, Man (tracks & logistics), EasyCoin, Toyota, Reebok, nClouds, Wis Software, nOps, Clockwise, Curve, Intellect, Lambda Team, Danske Bank, Nurravine, Italic, 247-style and others. 🔥 Need hight-motivated, result-oriented, 100% quality, cost-effective Visual designer or UX/Ui designer? I'm glad to provide the best communication, best practies, best solutions. I am always building strong communication between brands/companies and their customers. I'm always available to help engage the best result forming strong relationships with you. MY SKILLS 💎 Art Direction & Product Owner 💎 Wireframes & Prototyping & Mockups 💎 UX Audit & UX Report & Usability testing 💎 User Research & User Flow 💎 User Interview 💎 Web design & Mobile Design (UI/UX) 💎 SaaS Design 💎 Design systems for enterprise MY PROCESS 🔶 1. Discover The first part of my process is about learning all about your product. 🔶 2. Strategy Next, I determine the best way to meet the design goals of your brand strategically. 🔶 3. Design The design phase is was I build out the usage guidelines, user experience and prototype the product. 🔶 4. Deliver Finally, I package it all up and deliver the product to you. On time and budget Let's build long-term business relationships. TOOLS I USED: 🔷 SketchApp 🔷 Principle 🔷 Figma, Framer 🔷 Flinto 🔷 Invision & Marvel 🔷 Adobe Illustrator 🔷 Adobe Photoshop 🔷 Adobe After Effects 🔷 Zeplin WORKING WITH ME MEANS THAT YOU: ✅ Have a person who cares about the result ✅ Don't waste time on micromanagement ✅ Can trust real expert experience ✅ Can rely on me all the time ✅ Enjoy working Design Lead, Design director, UX/UI, Brand Identity 🇺🇦 I Work in my office, Monday-Friday 9 am-8 pm (GMT +2) Looking forward to work with you! Updated: 7 June 2023 —————————————————————— Keywords: User Interface, User Experience, Design Thinking, Interaction Design, Designer, UI, UX, Web-design, Mobile Design, Mock-up, Design Expert, Design Gugu, App Design, Application design, platform design, Adobe, Photoshop, Illustrator, Graphics, Graphic Design, Visual Design, Creative, Material Design, Guidelines, Android, iOS, Desktop, iPhone, Application, Usability, Website, Logo, Logotype, Responsive, Adaptive, Website Prototyping, Wireframe, Update, Solutions, Long term, Effective, Productive, Experienced, Job, SAA
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    Requirements Analysis
    Product
    User Interface Design
    SAS
    SaaS
    UX Design
    User Experience
    UI/UX Prototyping
    UX & UI
    Web Design
  • $25 hourly
    An enthusiastic Full Stack Engineer, self-motivated and quality-working person. I am having excellent communication skills and critical team player with 11 years of development experience. My goal: - Provide A quality work - Provide feedback and update daily - Go beyond expectation. Specialties: Latest-Technology Stack : Lambda expression, Stream API, Optionals, Functional interface, JAVA Reactive (Mono, Flux), Spring Boot, Spring WebFlux, Microservices, DevOps, Jenkin Pipeline, Angular, NodeJS, etc. Micro Services: Spring Microservice, Netflix Hystrix, Spring Cloud Config, Sleuth, Zipkin, Eureka, Zuul etc. Containerization: Docker, Docker Swarm, Kubernetes Web Services: RESTFUL web services and SOAP-based web services plus Apache CXF Framework, JIBX, Apache XSD, REST Easy 3.0, JAXB. AWS Cloud: EC2, VPC (subnet, IGW, Route Table), ELB, Amazon RDS, IAM, AMI, S3. Monitoring / Logging: Kibana, Elastic Search, fluent, Metricbeat. Search Engine Libraries: Lucene 3.5, Elastic Search Middleware / SOA: JBoss EAP, JBoss JMS, JBoss ESB, BRMS, Message Driven Bean, JBoss Data Grid, HornetQ, ActiveMQ, JMS Queue, JMS Topic, IBM MQ. Apache Kafka, Producer API, Consumer API, Connect API, Stream API JEE frameworks: Struts, Hibernate, I Baits, Spring DI/IOC, Spring AOP, Spring Security, Spring MVC, Spring Data, Spring Batch, Spring Boot, Spring WebFlux, JSF with Prime Faces, Facelets, Richfaces, JSP Template Framework, Tiles Framework, MVC, Free Marker Templates. JEE: Servlets (Expert), JSPs (Expert), EJBs 2.0(Average). Software Engineering: Object-Oriented Analysis & Design (OOA&D), UML, Process Model (Linear Waterfall, Iterative, Incremental, Agile), Design Patterns. Java: Swing, Socket Programming, Collection API, Threading, JDBC, Lambda Expression, Streams API, functional interface, etc. Data Bases: MYSQL, PostgreSQL, Mongo DB, Oracle 11g, Semarchy MDM. Oracle Universal Content Management: Oracle UCM System (Document Management). Application Servers: Apache Tomcat, JBOSS Red Hat, Oracle WebLogic 11g, 12c. Platforms: Microsoft Windows, Linux, Mac OS. Tools: Spring Tool Suite, Eclipse, SVN/GitHub/ Jenkins / Sonar, Enterprise Architect/ Visual Paradigm. Genesys PS Consultancy Contact Center Technologies related solutions Swicthes, IVR self service, Integration, Soft phone customization, historical reporting etc
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    Apache Kafka
    Jakarta Server Faces
    OAuth
    Spring Data MongoDB
    Spring Integration
    Spring Cloud
    API Integration
    Microservice
    Docker
    PrimeFaces
    Web Service
    REST
    Spring Framework
    Spring Security
    Spring Boot
  • $15 hourly
    Hi, I'm a software engineer with several years of professional and development experience, working on JAVA backend development. Currently, I am integrated into the backend development team.
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    JSON API
    Swagger
    Computer Skills
    Hibernate
    Web Application
    Java
    Spring MVC
    Spring Boot
    Grails
    Jakarta Server Faces
    Jakarta Server Pages
    Apache Groovy
  • $65 hourly
    I have 8+ years of experience as a full-stack Blockchain developer. Each project begins with a detailed analysis of the client's business and marketing with regular and timely communication. I believe in transparency and offering high-quality services. Why me? - Among the Top 50 Blockchain Developers - Top-rated plus - 5-star reviews - 8+ years experience in Blockchain - Very dedicated to my work - Delivering work on a given timeline My area of expertise and accomplishments in: - Web Development - Web Designs - Launchpad (IDO | ICO | IEO | STO | ETO) - NFT Minting and Marketplaces - Smart Contract Development - Crypto Exchange Centralised/ Decentralised - Staking / Lending Platform - Metaverse - Crypto Gaming - DEFI - Trading Bots - Token creation and its listing - Android & IOS app - Telegram Bots Languages and environments I am an expert in : Full stack Developer - Node.js - React JS - NestJS - Javascript - Jquery - Mysql - MongoDB - HTML5 - CSS3 - PHP (any framework and CMS) Blockchain Developer - Solidity - Web3 - Hardhat - Truffle - Ganache CLI - Remix IDE - IBM Hyperledger - IPFS - Rust - Go Please feel free to communicate your requirements with me.
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    Telegram
    Telegram API
    web3.js
    Smart Contract
    Solidity
    NFT Marketplace
    TRON
    NFT Minting
    Tezos
    Bitcoin
    Crypto Wallet Development
    Blockchain Development
    DApps
    AI Development
    Node.js
  • $10 hourly
    WOULD YOU LIKE TO GET ASSISTANCE FROM A CERTIFIED SHOPIFY WordPress Magento WIX EXPERT PARTNER DEVELOPER My Achievements:- ================== 10000+ hours | 500+ happy clients | Quality Work | 5 ★Star★ Ratings | Positive Feedbacks | ✪✪ I can save your Time and Money with my method of working. I can give you results which will give you Sales, Leads and Conversion". ✪✪ ✓ 100% SATISFACTION GUARANTEED ✓ ☯ The Smarter, Faster and Honest ☯ My slogan is "I will provide HIGH QUALITY, GOOD COMMUNICATION, HONESTY". Communication - There are a million people out there who know how to code. Not everybody knows how to listen to your needs, follow up with you promptly, meet deadlines, or talk about your website in a way that's not filled with technical jargon. In addition to these, I strive to be open, friendly, and easy to work with. Best Practices - There's a lot of incredibly sloppy coding out there - especially on Shopify, Bigcommerce, Woocommer and PHP MVC sites. Many developers take shortcuts that only lead to problems down the road. I make an effort to stay up-to-date on current best practices, and code not only in a way that works but in a way that will make your site as fast, secure, and easy to use as possible. Honesty - I'm going to be upfront with you about your project. If it's something I'm not able to do, I will tell you rather than delivering a bad product, mess up your website, or spend hours on it when I know you're better off hiring someone else. I'll deliver when and what I say I'm going to at the price I say I’m going to. I am a pure Individual Freelancer. My Service will make you feel like WOW. I give "Satisfied Result" for my work. My technical expertise includes 1. "Certified Shopify Expert Partner Developer" can create Shopify theme, Shopify template, Shopify app, Shopify API, Shopify Plus along with Custom Shopify concept functionality 2. Sales, squeeze and landing pages development using WordPress themes, Shopify theme, Bigcommerce theme. 3. Complete membership websites development using any of the plugins like optimizepress, flexsqueeze, wishlist member, digital access pass, Infusionsoft, and s2pro membership website. 4. Ecommerce website Bigcommerce, Shopify, Volusion, Opencart, Prestashop, Xcart, Nopcommerce, Cs Cart and Magento store. 5. WordPress templates customization, X-Cart, Bigcommerce, Opencart, Shopify, Woocommerce, Squarespace and WIX expert. 6. Leadpage, Clickfunnel, Unbounce page, Sales funnel, webinar. 7. Training membership sites development using membership plugins with payment methods integration 8. Making mobile version of the site that will be compatible on all major mobile devices like android smartphones and iPhone etc. 9. Affiliates websites created using WordPress for Google Ad-sense, Amazon, Clickbank, and any other affiliate source. Looking Forward to Connecting ahead Best Regards Bala Devi
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    React
    Vue.js
    WordPress Malware Removal
    Shopify Templates
    Shopify Plus
    Shopify Theme
    PSD to WordPress
    Wordpress Thrive Themes
    WooCommerce
    Website Development
    Ecommerce Website
    CMS Development
    Shopify
    PHP
    WordPress
  • $48 hourly
    Igniting innovation with robust, reliable, and scalable digital solutions as a Top Rated Plus Full Stack Developer on Upwork. Located in Southern California, I am honored to be among the top 3% of developers on the platform, showcasing a 100% Job Success Score and a consistent 5-star rating for proficiency in React and Node.js development. In my successful career on Upwork, I have had the privilege of earning the trust of numerous clients, translating into over $100k in project earnings. From spearheading engineering operations for a successful Silicon Valley startup to devising a custom cloud software solution for an upscale security firm in Beverly Hills, my portfolio spans diverse industries and solutions. Noteworthy projects include a web and React-Native mobile app for an innovative cannabis startup, and a social media influencer web application for a thriving Los Angeles startup. Off the clock, my passion for pushing technological boundaries has me developing a cutting-edge deep learning engine capable of detecting human behavior—an exciting glimpse into the future of computer vision. What sets me apart is my capacity to not only excel in development but also to understand and align with your business goals, needs and limitations. My reputation is built on 100% client satisfaction, and I commit to work tirelessly on your project until you are entirely delighted with the results. I believe in maintaining transparency and effective communication with my clients. You will receive daily status reports from me, complete with documentation of key sections of the source code, ensuring you're always in the loop with the project's progress. I believe in maintaining transparency and effective communication with my clients. You will receive daily status reports from me, complete with documentation of key sections of the source code, ensuring you're always in the loop with the project's progress. Here's a snapshot of what I offer: ***AGILE/SCRUM EXPERIENCE***: Extensive experience working in Agile/Scrum enterprise environments, consistently meeting and exceeding challenging sprint demands. ***FRONT-END AND BACK-END PROFICIENCY***: Mastery in front-end and back-end development with React, Redux, Node.js, JavaScript, Express, and Socket.io. ***DATABASE AND CLOUD EXPERTISE***: Proficiency with MongoDB (Mongoose), PostgreSQL (Sequelize), Nginx, and AWS. ***HTML AND CSS WIZARDRY***: Expertise in HTML and CSS, employing Bootstrap and Flexbox to craft seamless user experiences. Why collaborate with me? ***YOUR BUSINESS SUCCESS***: I put your business's success at the forefront, investing this commitment into your React/Node.js application. ***NUANCED UNDERSTANDING***: My experience with enterprise-level clients and small businesses equips me with a nuanced understanding of different needs and objectives. ***AGILE ENVIRONMENT***: I thrive in fast-paced Agile environments, delivering cutting-edge solutions with precision and efficiency. ***BUSINESS-MINDED***: As a business-minded JavaScript programmer, I not only deliver quality work, but also understand the commercial implications of technology decisions. ***CRAFTED SOLUTIONS***: I craft your React front-end—the face of your business—to perfection, while optimizing your Node.js backend—the engine of your application—for resource efficiency and superior performance. Elevate your business with a full-stack web developer you can trust. Let's collaborate to drive your success to the next level!
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    Business with 100-999 Employees
    NGINX
    API
    Website Development
    Flexbox
    Web Application
    Sequelize
    HTML
    CSS
    Software Development
    HTML5
    MongoDB
    Node.js
    React
    JavaScript
  • $70 hourly
    I'm a fullstack software engineer from Seattle, Washington, with 9 years experience in frontend and backend webapp development. I focus on building entire web applications from scratch, and handle all aspects of development. Web Applications (Frontend, Backend, Hosting) APIs (REST and SOAP) ReactJS, JavaScript Spring, Spring Boot, JavaEE backends Integrations between systems Batch systems and scheduled automations Tutoring and Training in Java/Spring Boot Fixing build issues, debugging errors in Java codebases Authentication/oAuth Rewrites of old codebases Performance and bug fixes for existing platform Thanks, Aaron
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    Java EE
    JavaFX
    Backend Rest API
    JSON
    XML
    Apache Maven
    SOAP
    REST
    Spring Security
    Spring Boot
    Spring MVC
    React
    Amazon Web Services
    JavaScript
    Java
  • $26 hourly
    🏆 Top Rated 🏆 100% JSS 🏆 Certified Golang Developer I am a Software Engineer with passion for efficient problem solving. With my 5 years overall experience and 4+ years of experience building Web Services and utilities with Golang, PostgreSQL and Docker. I've had the opportunity to hone my skills by working on multiple projects using different tools and Programming Languages. I am a team worker and a good communicator with strict adherence to deadlines. My Skills and Expertise include: ✔️Python ✔️NGINX ✔️Linux ✔️Golang ✔️.NET Framework ✔️HTTP ✔️Amazon Web Services ✔️C# ✔️Visual Basic ✔️Data Structures and Algorithms ✔️PostgreSQL ✔️Microsoft ✔️APIs ✔️GIT ✔️SaaS ✔️VB.Net ✔️Docker ✔️Bash ✔️Google Cloud I can complete tasks on a tight deadline with proper testing and well written code with comments for better readability. I can deliver the quality of work you are looking for
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    RESTful API
    Backend Rest API
    Bash Programming
    Go
    Java
    Perl
    Docker
    C
    C#
    Golang
    Linux System Administration
    Python
    Bash
  • $60 hourly
    I have over 15 years of development and implementation experience on projects ranging from small departmental applications to complex enterprise back-office and eCommerce solutions in multi-national corporate environments. My focus during this time has been the design, development, testing, implementation, and support of web and client-server applications using Java and Java EE technologies. Core API experience includes Spring MVC, Spring Boot, JSF, JSP/Servlets, Struts, Hibernate/JPA, and Spring JDBC. Expert front-end technology experience with XHTML/HTML5, CSS, and JavaScript. Frameworks include jQuery, Ext JS, Vue JS, Kendo UI, Thymeleaf, JSP, and JSF/PrimeFaces. Relational database expertise includes Microsoft SQL, PostgreSQL, MySQL, and Oracle. Web application server expertise with Apache Tomcat, Apache TomEE, JBoss, and Oracle WebLogic. Expert web service development experience with REST, SOAP, and WSDL. Additional proprietary application knowledge includes IBM (HCL) Notes & Domino, LotusScript, XPages, and Domino JSF. Regularly deploy and support applications using cloud computing on Amazon Web Service (AWS) EC2 and RDS. Extensive experience with continuous build and migration using Maven, Jenkins, and Flyway. Strong knowledge integrating GIT-based version control with Jira as well as Trello for project management. Good experience working on projects managed using the Agile methodology with Scrum and Kanban and more recently projects executed with the latest DeveOps principles. Beyond application development, I am skilled in high-level requirements gathering, risk analysis, technical design analysis, application modeling, implementation planning, and support. Please allow me the opportunity to provide you with the expert technical skills, knowledge, and experience I have gained delivering a broad range of business solutions. Some of the vertical markets I have provided solutions for include, but are not limited to, finance & investments, healthcare, logistics, transportation, pharmaceutical, manufacturing, construction, health & beauty, education, retail food & grocery, retail clothing, retail collectibles & decor, business-to-business goods, and non-profit service.
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    SAP Crystal Reports
    HCL Domino
    MySQL
    PostgreSQL
    Microsoft SQL Server
    Hibernate
    Apache Struts
    Ext JS
    Jakarta Server Pages
    Jakarta Server Faces
    HTML5
    JavaScript
    Spring Boot
    Spring MVC
    Java
  • $25 hourly
    I'm a top-rated freelancer on Upwork. I will work for you as a full-stack software developer. It means if you hire me, then you don't need back-end, front-end, and database developers separately. I alone can work on all those things, and my specialties are - Java / Spring / ReactJS / NodeJS / Typescript / Javascript / Tailwind/ NEXT / Go Lang / SQL / Terraform / Serverless / Blockchain / Web Development / Software Development. I'm also utterly familiar with - AWS / GIT / Docker / Jenkins / Tomcat / JIRA / SCRUM, and many more development tools and practices, and I could build whatever you need. I have excellent Design, Coding, and Project Management skills and solid knowledge in full-stack development, as well as an ability to convert client requirements into exciting software and web applications. I love spending time on fixing bugs, requirement analysis, and optimizing web/software applications. Thanks for visiting my profile, and Looking forward to hearing from you!
    vsuc_fltilesrefresh_TrophyIcon JavaServer Faces (JSF)
    Node.js
    Next.js
    Amazon Web Services
    React Native
    TypeScript
    Angular
    Spring Boot
    React
    Docker
    AWS Lambda
    Spring MVC
    Software Development
    Golang
    Database Architecture
    Java
    JavaScript
    SQL
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At A Glance: JavaServer Faces (JSF)

Technology is the driving force of the modern world. From Beijing to Seattle, most individuals have hundreds if not thousands of interactions with technology on a daily basis. These interactions can include everything from skimming the morning headlines on a smartphone over breakfast to streaming television from a laptop computer or game console after a day’s work. The majority of modern workplaces, too, are highly dependent upon technology and devices such as computers and their software and applications. Throughout all of these interactions, individuals encounter and rely upon a device or application’s user interface (UI). The UI determines the user’s first impression, as it is the first aspect of an app or piece of software with which they interact. A well-designed user interface can make all the difference in determining the success of an app, particularly considering the fact that consumers often formulate opinions of applications within a few seconds. A UI expert, such as a JavaServer Faces (JSF) specialist, can create a dynamic user interface that will help your business attract new clientele and ensure loyal patrons stay satisfied. JSF is used for building component-based UIs for web applications, and makes it possible to create rich and easily accessible user interfaces. JSF also supports multiple output formats, meaning it’s quite versatile and adaptable.

An expert in JSF, such as those you’ll find on Upwork, can assist you in developing a unique and innovative user interface that will help your business keep in step with ever-evolving technological trends.

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