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  • $30 hourly

    • 5.0/5
    • (17 jobs)
    Hello👋 I'm Gulshan Kumar. Experienced Full stack developer | UI/UX expert | System architect | Web developer. I have more than 7 years of experience in desiging ux/ui flow, to developing the same using the right tech stack and deploy it to make it live. with in few months on upwork, I have achieved : ✅ Top-rated Plus Freelancer on Upwork specialized in Full stack developement. ✅ 100% Job Success I have experienced in the following tech stacks. ✔ Java 8+ ✔ UI/UX design ✔ Spring (MVC, Security, Boot, Reactive), Laravel, Rest ✔ JavaEE ✔ Vue JS / React JS ✔ Java Script, php ✔ Apache Tomcat ✔ Hibernate, JPA, MySQL, MongoDB ✔ Micro Service Architecture Design ✔ System Design ✔ Devops Integration for CI/CD ✔ Unit/Integration testing ✅ Project building and working processes I have used: ✔ Develop Restful web services using Springboot, Laravel. ✔ Project Architecture and Design. ✔Agile, Scrum, CI/CD. ✅ Facts about me ✔ Deadlines Oriented ✔ Critical Thinking ✔ Clean and Secure coding ✔ Analyzing problem solving ✔ Adaptability and Innovative ✔ Flexibility and Listening Skills JUST CONNECT AND GET YOUR BUSINESS ONLINE. FROM DEVELOPMENT TO DEPLOYMENT ALL I TAKE CARE.
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Java
    HTML5
    TypeScript
    React Native
    Hybrid App Development
    PHP
    JavaScript
    MySQL
    React
    Apache Tomcat
    Vue.js
    GitHub
    Spring Boot
  • $50 hourly

    • 4.9/5
    • (28 jobs)
    🥇 TOP RATED PLUS "I represent the top 3% of performers on Upwork being Top Rated Plus" - Upwork Full-stack developer with +8 years of professional experience, specializing in: ✔ Java, Spring Boot, Spring Data JPA, Spring Security, Oauth2 ✔ Typescript, Angular, Angular Material.. ✔ Javascript Working with me, you will: ✔ Get fast response, clear communication ✔ Beautiful and reusable code, intuitive, and functional interface applying all the best practice ✔ Developer familiar with DevOps practices and CI/CD pipelines. About My Skills: Backend: ✅ JAVA, Java EE, JAX-RS, JUnits ✅ Spring Frameworks (Spring Boot, Spring MVC, Spring Data JPA, Spring Security, etc) ✅ Spring Security, Oauth2, Open ID Connect (OIDC) ✅ Hibernate ✅ Servlet, JUnit, Jackson, Gson, Concurrency in Java ✅ REST API, Swagger / Open API, Quartz, Lombok, REST, JSON, XML ✅ Apache Kafka ✅ Microservices Frontend: ✅ Angular, Angular Material, Typescript ✅ AG Grid, NGX Admin, Ng-Bootstrap, angular-oauth2-oidc ✅ Javascript ✅ HTML, CSS, LESS ✅ TailwindCSS ✅ Bootstrap, ExtJS CI/CD (DevOps) ✅ GIT, GitHub, GitLab ✅ GitHub Actions ✅ Docker ✅ Kubernetes ✅ Jenkins ✅ REST API ✅ AWS Others: Software/tools/others; ✅ Database (MySQL, Oracle, SQL SERVER, T-SQL, DQL) ✅ Nodejs (Express, NPM) ✅ Maven, Gradle, TFS ✅ Oracle SQL Developer ✅ Amazon Cognito ✅ AWS Services ✅ GCP (Google Cloud Platform) ✅ Azure DevOps ✅ Visual Studio, Visual Studio Code ✅ IntelliJ, eclipse, Atom, Android Studio ✅ mRemoteNG ✅TFS, VSTS, SVN ✅ Tomcat ✅ Postman, SoapUI ✅ Unix, Linux ✅ Firebase, Firestore ✅ JIRA, ClickUp ✅ OpenText Documentum xCP ✅ EMC Documentum Composer [Documentum ✅ Composer (Deployer) - version 7.3] ✅ EMC Documentum Administrator (DA - Version 7.3) ✅ ECM Documentum Process Builder (DFC Version 6.7.3) ✅ BOF (Business Object Framework) ✅ dqMan 5 Standard (DCTM Client 6.7) ✅ Websphere ✅ Centera SDK (DELL) ✅ Internet Information Services (IIS) ✅ Administration VMWare, VirtualBox ✅ Install and Format Operate System Feedback: ⚡️"A brilliant experience!. Ginquel has been a superb addition and we will be working long into the future. You are in a safe pair of hands with Ginquel!." - Bluepod Media Worldwide Limited ⚡️"Ginquel is knowledgeable, capable and inspiring wok partner. He makes his research well and suggests the right direction to solve problems. His work ethic is admirable." ⚡️ "Ginquel is delivered beyond expectations. I couldn't be happier." I have worked with high profile Organizations in my career, including the following to illustrate some of them: ✔ BNP Paribas (Revenue: 46.2 billion EUR (2021) ✔ Fujitsu (revenue 4.7 trillion yen (US$41 billion)) ✔ Timwe-Tech (operates in 80 countries) ✔ Accenture (+530K employees worldwide) ...
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Apache Kafka
    Amazon Cognito
    OAuth
    Docker
    Web Development
    Hibernate
    MySQL
    Spring Security
    Git
    Spring Boot
    JavaScript
    HTML
    Angular
    Spring Framework
    Java
  • $40 hourly

    • 5.0/5
    • (26 jobs)
    I have been working as a Java developer for 6 years. As I am new to Upwork, completing jobs according to the client's requirements is not only my duty but it is my necessity. Client satisfaction will be my first preference. It's important to me to build long term relationships with clients, so I'm primarily looking for long term projects. I'm flexible with my working hours and am happy to work closely with any existing freelancers you work with. I have 5+ years of experience in Web application development, Blockchain, Trading Platforms, Web Scraping, Microservice architecture, and Scripting. Worked on E-commerce apps, GPS Monitoring Servers, Crypto Exchanges, Blockchain. Experience on OAuth2, Facebook, Google, Twitter, Google Maps integration and Spring Security. Please connect with us for a safe business and for better product delivery on time. Instead of making false promises or writing big slogans let's start work.
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Git
    Jakarta Server Pages
    Java
    Vue.js
    RESTful API
    Microservice
    Angular
    Web Application
    Spring Security
    Spring Boot
    React
    OAuth
    Scripts & Utilities
    JavaScript
    Ext JS
  • $30 hourly

    • 4.7/5
    • (25 jobs)
    Over the last 10 years, I have developed and maintained several softwares/system using Springboot, JavaEE, nodejs, expressjs, AngularJs and MySQL including systems for my own and clients. The jobs required and allowed me to work on and gain/pursuit a lot of experiences in many area included software development and system administration. I am looking for a chance to work for you ;)
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Java
    PostgreSQL
    Data Scraping
    GPS
    Spring Boot
    Google Maps API
    MySQL
    Spring Framework
    CSS
    Android
    AngularJS
    Node.js
    JavaScript
    Hibernate
  • $60 hourly

    • 4.7/5
    • (40 jobs)
    Greetings! I'm a seasoned Python/JavaScript developer with expertise in web technologies, data scraping, search engines, and GIS. I specialize in developing high-quality, scalable web applications with a focus on usability and user experience. My tech stack includes Python, JavaScript, and Dart, and I am proficient in various server/client-side frameworks and libraries such as FastAPI, Django, React, and Vue. I also have experience working with databases such as MongoDB, PostgreSQL, and SQLite. Let's collaborate to build your next big idea!
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Node.js
    Git
    RESTful API
    Elasticsearch
    Django
    SQL
    Vue.js
    OpenCV
    Project Workflows
    Python
    Software Design
    JavaScript
  • $25 hourly

    • 5.0/5
    • (18 jobs)
    Hello! I’m Fares Baccouch! Mobile App Developer with 3 years of experience in Mobile app development, specialized in Android mobile app development mainly. I'm a flutter developer which is a cross-platfom framework to develop hybrid mobile apps. 📌 What do I perform? ✔️ Android applications development ✔️ iOS applications development ✔️ web application development ✔️ Other platforms 🌟 Using the following technologies: 1- Flutter 2- Dart 3- Flutter developer 4- Flutter SDK 5- App development 6- Hybrid app 7- Flutter Firebase e.t.c I also happen to be a web front-end developer, I have an in-depth knowledge including advanced HTML5, CSS3, JavaScript, Bootstrap, jQuery, react , react-native, wordpress, shopify... 🎯 I am a full-time freelancer, so you can contact me at any time.
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Hybrid App
    ExpressJS
    Laravel
    React
    Node.js
    React Native
    PHP
    Firebase
    Mobile App Development
    iOS
    Android
    Dart
    Flutter
    Hybrid App Development
    Native App Development
  • $20 hourly

    • 4.9/5
    • (53 jobs)
    I have nearly 10 years of experience in both frontend and backend development. Frontend development skills/services: - React - ReactJS / React.js - Next.js / NextJS - Vue.js / VueJS - HTML - CSS - JavaScript - jQuery - Bootstrap - RESTful Services / APIs - SOAP Services / SOAP APIs - Responsive/Mobile Design - Cross-Browser Development - Content Management Systems - Testing/Debugging - Git/Version Control Backend development skills/services: - PHP - Laravel - Livewire - TALL Stack - Filament PHP - Node.js / NodeJS - Nest.js / NestJS - Perl - Python - CodeIgniter - MySQL / MariaDB - PostgreSQL - MongoDB / Amazon S3 - CVS / Git - Linux
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Nuxt.js
    NestJS
    Bootstrap
    CodeIgniter
    MySQL
    PostgreSQL
    MongoDB
    Next.js
    Node.js
    React
    Tailwind CSS
    Vue.js
    Laravel
    PHP
  • $15 hourly

    • 4.7/5
    • (40 jobs)
    FLUENT ENGLISH TOP-RATED UPWORK FREELANCER ALL 5 STAR REVIEWS 100% CLIENT RECOMMENDATION FAST EXECUTION I specialize in iOS App development with 7+ years of professional experience. Through those years I have become advanced in developing full-featured apps in Swift/Objective C. MAIN EXPERTISE: 1) Mobile Application Development (iOS/Android) 2) Xcode (Swift & Objective C) 3) Complex Responsive Applications 4) Customization Open Source Code 5) Updates & App Store Publishing STRONG AREAS: 1) Clean Code 2) Scalable Applications 3) Local Data Storage: CoreData, Realm 4) Server Calls: JSON, REST, Sockets 5) Geolocation Services: CoreLocation, Mapbox, GoogleMaps 6) Firebase Services: Authentication, Database, Storage, Cloud Messaging, Crashlytics 7) Favorite Patterns: MVVM, MVP 8) Push Notifications 9) Social Networks Integration: Facebook, Twitter, Instagram 10) Video, Audio, Streaming 11) Payment Methods: Stripe, Braintree 12) Game Development: SpriteKit 13) Git Services: BitBucket, GitLab, GitHub OUR SOLUTIONS: 1) Appointment Booking Application/Website (Android/iOS/Laravel) 2) On-demand service Application/Website (Android/iOS/ReactNative/Node.js) 3) Auction Application/Website (Android/iOS/Laravel/Node.js) 4) MultiVendor E-Commerce Application/Website (Android/iOS/Laravel) 5) Restaurant Delivery Application/Website 6) Rental Application/Website 7) Taxi Booking (Ride Sharing) Application/Website 8) Social Application/Website 9) Package Delivery Application/Website 10) Fantasy Live Score Application/Website 11) Customize Apps for all Industries Application/Website WHY HIRE ME? 1) I always back everything up before I get started. 2) I take full responsibility for my work and mistakes. 3) First-class code quality 4) Fluent and transparent communication. 5) Your satisfaction is my number 1 priority. 6) Experience in fast execution and get accurate results. 7) Always use an Agile Methodology. 8) Give the right suggestions and optimal solutions. I believe in the satisfaction of my client so regular communication is very important with my clients. I can assure you that you will get excellent services from me. Do not hesitate to contact me, so let's start working together! 🤝
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Flutter
    React Native
    Apache Tomcat
    XML Web Services
    Product Management
    Mobile App Redesign
    iOS SDK
    Mobile App Development
    iPad App Development
    Apple Xcode
    Mobile App Design
    Ecommerce Website Development
    Swift
  • $50 hourly

    • 4.5/5
    • (4 jobs)
    Seasoned software engineer and engineering tech lead with a wide range of experiences across multiple industries, including Banking, Financials, Logistics, and Telecom. - Proficient in Java ecosystem, mainly focused on Spring and J2EE. - Participated in monolith and microservices design styles. - Working knowledge of DevOps toolchain (Maven, Git, Jira, Gitlab/Github) - Extensive experience in database and data-related operations (SQL, ETL, visualization) - I can help clients to maintain and improve legacy systems. Have the privilege of being one of the top 6% worldwide contributors to the StackOverflow community with a (7K+) reputation.
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Software Debugging
    JavaScript
    Web Development
    SOAP
    Kubernetes
    Docker
    Full-Stack Development
    Microservice
    Spring Boot
    Database Design
    Java
    PostgreSQL
    Oracle Database
    RESTful API
    SQL
  • $30 hourly

    • 4.9/5
    • (23 jobs)
    TOP RATED | SUCCESSFUL STARTUP APPS | 30K+ USER BASE APP DEVELOPMENT | APP UPDATE | MAINTAINANCE :: Tech stack :: SWIFT | SWIFTUI | KOTLIN | REACTNATIVE :: Domain :: HEALTHCARE | FITNESS | LOGISTICS | LAST MILE SOLUTIONS | AUTOMOTIVE | HOME APPLIANCE • Location / Map based APP • IoT Enabled apps (BLE | Wi-Fi) • Augmented Reality (AR) | Mixed Reality (MR) • Machine Learning || Model Integration • Computer Vision, OpenCV, Tensorflow • In-App Purchase | Stripe | PayPal | Credit Card Integration • Photo Capture | Edit | Caption | Filter | Frame | Share I am working as a Mobile Application Engineer since last 7 years where I have had a chance to work with clients and teams across the globe. I have great communication skills and am committed to provide full work satisfaction up to my capabilities.
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    OpenCV
    TensorFlow
    Internet of Things
    Android App Development
    Realm Database
    Java
    Firebase
    GraphQL
    Kotlin
    SQLite
    Augmented Reality
  • $44 hourly

    • 4.9/5
    • (108 jobs)
    Work with a trustworthy TOP RATED Professional, 100% Job Success score. EST time-zone. Fluent English and Spanish. Software, Computers, Networks; knowledge to reach massive audiences. I've worked 15+ years in different areas of computing and software development like: - System Design and Architecture (Performance, Metrics, Scalability) - Software Developer (Web/App/Mobile/Desktop, Test Driven Development) - System Administrator (Sysadmin) - Development Operations (DevOps, Continuous Integration) Offering services for entrepreneurs and corporations with industrial-grade design patterns and easy to read software construction. Most used stack: - Vanilla development of HTML, CSS, PHP, Javascript, Shell, Python. - Framework based development with frameworks like NodeJS, Express, Laravel, CakePHP, CodeIgniter, Zend among others. - Client/Frontend vanilla development and using frameworks like VUE, Angular, React, Bootstrap I am located in New_York/Bogota time zone. Currently online and available.
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    PHP
    Laravel
    DevOps
    Zend
    AWS Systems Manager
    System Administration
    Database Management
    Linux
    Google Cloud Platform
    Architectural Design
    React
    JSON
    JavaScript
    MeteorJS
    CSS Grid
    Node.js
    HTML5
    Git
    CSS 3
  • $25 hourly

    • 4.9/5
    • (74 jobs)
    🎖️ 𝗧𝗢𝗣-𝗥𝗔𝗧𝗘𝗗 Mobile App Developer 🤝 9+ 𝗬𝗲𝗮𝗿𝘀 Aρρ 𝗗𝗲𝘀𝗶𝗴𝗻 & 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗘𝘅𝗽. ⏰ 9,640 + 𝗨𝗽𝘄𝗼𝗿𝗸 𝗛𝗼𝘂𝗿𝘀 🤗 73+ C𝗼𝗺𝗽𝗹𝗲𝘁𝗲𝗱 𝗝𝗼𝗯𝘀 Hello, my name's Eshan Cheema. I'm an experienced iOS & Android app developer who has a strong background in application development (since 2011). During those years, I got extensive development skills of iPhone/iPod/iPad, OS X, Android as well as broad experience in a number of professional products such as web services, embedded systems, networking and multi-threading solutions, algorithm development. In other words, I really felt in love with mobile technologies. ✋ I developed various iOS and Android apps (see some in my portfolio): * Beacon/Hardware devices based apps * Uber type apps - taxi, cargo transport * Lifestyle - Fashion | Shopping mobile apps * Travel Mobile App * eCommerce Mobile App * On-Demand Mobile App (food delivery/home services) * Food Delivery Mobile app * Salon Appointment Booking Mobile App * Mobile apps for business * Mobile apps for education sectors, Quiz apps, Tutor-Student marketplace apps * Social networking: Like & share, Messaging service, News, Dating Service * Photo & Video: Filters, Mix, Editing, Sharing * Video Streaming: RTP, RTCP, RTSP * Geo Location navigation: Travel, Find near * Lifestyle: Fashion & Shopping Areas of Expertise: 💎 Mobile Platforms - Native App Development, iOS App Development, Android App Development, Hybrid App Development (React Native & FlutterFlow) App Features ------------------ In-App Purchases, User Authentication, User Profile Creation, Review or Feedback Collection, Social Media Account Integration, Bluetooth, Augmented Reality, Camera, Chat & Messaging Software, In-App Search, Location-Based Service, Map Integration, In-App Advertising, Payment Functionality, Advanced Analytics, API Integration, Application Security, Click-to-Call, In-App Support, Microphone, Motion Sensor, Offline Functionality, Push Notifications, QR & Barcode Scanner Technologies: PHP, CakePHP, iOS, Android, jQuery, JavaScript, Excel VBA, Algorithms, Back-end Development, Mobile App Development, Full-stack, Back-end Architecture, MySQL, SQL, CSS, Mobile Development, Objective-C, REST APIs, Python, Security, Linux, Django, iOS SDK, Android SDK, Docker, Swift, Java, Xcode, Authentication, HTML, IT Security, Terminal. Mobile Programming Skills ---------------------------------------- Java, Objective-C, Swift, Kotlin, JavaScript, Scala, FlutterFow, PHP, Ruby, TypeScript, C#, C++, CSS 3, HTML5, C, Dart, Ionic Framework, Firebase, Google Analytics, React Native, Xamarin, Angular, Node.js, React.js Popular Apple Development APIs --------------------------------------- iAd, SceneKit, Metal API, SpriteKit, Core Bluetooth, HealthKit, CloudKit, SiriKit, HomeKit, PassKit, AVKit, EventKit, GameKit, GLKit, Apple Pay JS, Core ML, TVMLKit, ARKit,ClassKit, ClockKit, Core Data, GameplayKit, iBeacon, MapKit, NewsstandKit, PushKit, StoreKit, UIKit, WatchKit, WebKit Mobile App Development Skills ------------------------------------- Ionic Framework, Firebase, Google Analytics, React Native, Xamarin, Angular 💎 Website Builders & CMS Platforms | Frameworks - WordPress, Shopify, Squarespace, Wix, Webflow, Weebly, Hubspot, OpenCart, PrestaShop, Magento, Drupal, GoDaddy, Google Sites, Joomla, Kajabi, Sitebuilder, Codeigniter, Laravel, Yii, Cakephp, Zend 💎 Web Design Deliverables - Prototyping, Mockup, Style Guide, User Flow, Landing Page, Website, Website Redesign, Mobile App Redesign, Email Design, High Fidelity Design, Icon Design, Research Documentation, Sketching, Web Component Design, Wireframing 💎 Databases - SQLite, Realm Database, MongoDB, MySQL, PostgreSQL, Oracle Database, Firebase Realtime Database 💎 UI/UX Design Software - Adobe Illustrator, Adobe XD, Adobe Photoshop, Balsamiq, Figma, Sketch, InVision 💎 Front-End Development Skills - Adobe Photoshop, Google Analytics, .NET Framework, Angular, AngularJS, Bootstrap, Git, jQuery, React, Vue.js, WordPress, Node.js, SaaS, AJAX, AWS Amplify, Backbone.js, Bitbucket, BootstrapVue, Docker, Kubernetes, Next.js 💎 Ecommerce Platforms - Magento, Squarespace, Wix, WordPress, Shopify, WooCommerce, BigCommerce, Elementor, Weebly 💎 SEO Services - On-Page SEO, Off-Page SEO, Technical SEO, Content SEO, Competitive Analysis, SEO Audit, SEO Keyword Research, SEO Performance, SEO Setup & Configuration, SEO Strategy, Link Wheel, Local SEO, SEO, SEO Backlinking, SEO Writing, Shopify SEO I shall be glad to provide any information/clarification that you might need to make a better decision. If I get this opportunity to work on this project, I can devote our full time to make a faster and timely delivery. I look forward to furthering communications with you. Thanks! Eshan
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Shopify
    Web Design
    Web Development
    WordPress
    iPhone & iPad Apps
    Android App Development
    iOS Development
    React
    Swift
    Node.js
    Mobile App Development
    Objective-C
    Kotlin
    PHP
  • $35 hourly

    • 5.0/5
    • (58 jobs)
    I am a Software Developer and Architect with 15+ years of significant experience in building Java , .Net, C# , Ruby on Rails , Python and PHP applications. Currently, I am working as a Chief Technology Officer at InventorSoft, a software development agency specializing in Web development. Why hire me🧐: 📌 consulting in terms of technology stack and software architecture design 📌 building software development teams suitable for client needs. My latest achievement as a Software Architect: 🎖 helped five startups to build architecture design, choose appropriate technologies, and build development teams. Those companies become profitable and grow from year to year. 🎖 helped multi-billion oil company to automate business processes in the security department by creating the web platform My areas of expertise are: 🔹 Java, Spring Boot, Hibernate 🔹 Ruby on Rails 🔹 C#, ASP.NET, .NET Framework 🔹 PHP, Laravel Framework 🔹 Python, Django 🔹 AWS, Azure, GCloud, Docker, Kubernetes Latest projects: 💻 Observe - E-Learning video platform that automates remote face-to-face interaction between the interviewers/examiners. 💻 Cloud defense - simplifies the process of scanning source code for security vulnerabilities. 💻 Tourika - allows booking bus, hotel, activities, and tours from one platform. ➡️ Learn more about other projects on the InventorSoft portfolio. Keywords: Java, Backend, Developer, Fullstack, Web, Cross-Platform, Mobile, Application, AI, OpenAI, Service, App, Development, Engineer, Integration, Build, Website, Expert, Spring boot, MySQL, Development Team, Integrated, SaaS Platform, remote, Full-stack, Senior, Software, Client Management, GraphQL, API, .NET, Asp.net, Programmer, Technical Lead, Dashboard, MVC, Developers, ASP.NET, AspNetZero, core, software, MAUI, C#, Angular, .Net, Core, Principal, Performance, Scalability, Microsoft, Blazor, SQL, Server, Frontend, React, Ruby on Rails, RoR/React, front-end, Tailwind, feature, JavaScript, ROR, TailwindCSS, Technical Staff
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Spring Framework
    Web Application
    PHP
    API
    Web Service
    Python
    Angular
    React
    Node.js
    Ruby
    Ruby on Rails
    ASP.NET
    C#
    JavaScript
    Java
  • $25 hourly

    • 4.9/5
    • (9 jobs)
    I'm here to open new directions in my field and claim stronger skills. My stack: - PHP; - PHP Frameworks: Laravel - DBs: MySQL, MS SQL; - JavaScript, Vue.js, jQuery; - HTML, CSS; - Gulp, SASS, SCSS; - CMS: Wordpress, Joomla; - Payment gateway integration (Stripe API); - Google API, Sendgrid, Twilio API; - Docker, Composer, Laradock - GitHub, GitLab - Project management tools; Contact me, if you're looking for a long-term collaboration or if tasks which are needed to be done ASAP. Looking forward to hearing from you! Regards
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    WordPress
    CSS
    PHP
    JavaScript
    HTML
    MySQL
    Laravel
    Vue.js
    Twilio API
  • $22 hourly

    • 5.0/5
    • (8 jobs)
    Java backend developer with strong expertise in: Backend: -Java 8+, JavaEE, JavaSE, Socket -Spring (Spring boot, Spring JPA, Spring MVC, Spring data, Spring security and other Spring modules) -Hibernate, JOOQ, JDBC -SQL (MySQL, MS SQL, PostgreSQL, SQLite) -NoSQL (MongoDB, Elastic, Redis, Firebase, Influx) -AWS (S3) -Migration (Liquibase, Flyway) -Thymeleaf -JUnit Frontend: -JSP, HTML, XML Others: -Git -Docker -Postman -IntelliJ Idea I'm very interested in solving various difficult tasks and am ready to deal with the most projects related to my stack, so do not hesitate to contact me!
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    MySQL
    Jakarta Server Pages
    Spring MVC
    JDBC
    Hibernate
    Spring Boot
    Java
    SQL
  • $35 hourly

    • 4.6/5
    • (20 jobs)
    Have Extensive experience of developing ERP/SAAS applications of around 9+ years, working with the following technologies: Java Java EE Spring MVC, SpringBoot, Spring Security, SpringData, SpringBatch Hibernate Play Tomcat Jetty Hbase ELK Apache Thrift/Kafka/Solr Dropwizard ElasticSearch Jboss GWT Angular JS React JS Node JS JavaScript Kubernetes Cassandra Redis MongoDB MySQL SQL AWS EC2, S3, Lambda, etc Let's come together and make this relationship successful by delivering the topmost quality. I have delivered many scalable and complex applications in these years and made my clients satisfied with the code quality/regular updates. I would like to understand the complete Project Scope/Requirements to successfully implement the logic and form a long-term professional relationship.
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    Elasticsearch
    AWS Lambda
    Kotlin
    Java
    Hibernate
    AngularJS
    Spring Framework
    MySQL
    Apache Tomcat
    Ansible
    Microservice
    Play Framework
    Spring Boot
    React
  • $13 hourly

    • 5.0/5
    • (3 jobs)
    I am a Laravel expert with over 5 years of experience developing and maintaining high-performance web applications. I have a deep understanding of the Laravel framework and its ecosystem, and I am skilled in all aspects of Laravel development, including: Core Laravel: I have a strong understanding of the Laravel core framework, including its architecture, components, and APIs. Laravel Packages: I have experience working with a variety of Laravel packages, including popular packages like Laravel Nova, Laravel Horizon, and Laravel Spark. Laravel Database: I have experience working with the Laravel database layer, including Eloquent, Query Builder, and migrations. Laravel Testing: I have experience writing and running unit tests, integration tests, and functional tests for Laravel applications. Laravel Deployment: I have experience deploying Laravel applications to a variety of production environments, including AWS, Azure, and Google Cloud Platform. In addition to my Laravel skills, I am also proficient in a variety of other technologies, including: -PHP -JavaScript (jQuery, Vue.js, React.js) -HTML5 & CSS3 -MySQL -PostgreSQL -Redis -AWS -Azure -Google Cloud Platform I am a passionate and experienced Laravel developer with a proven track record of delivering high-quality projects on time and within budget. If you are looking for a Laravel expert to help you develop or maintain your web application, contact me today. I would be happy to discuss your project with you
    vsuc_fltilesrefresh_TrophyIcon Apache Tomcat Developers
    AWS Application
    Node.js
    CSS 3
    HTML5
    Redis
    MySQL
    JavaScript
    Laravel
    PostgreSQL
    Web Development
    PHP
    Python
  • $30 hourly

    • 5.0/5
    • (5 jobs)
    I am an adept and seasoned Java Full Stack Developer driven by a fervent commitment to crafting resilient and scalable web applications. With a comprehensive proficiency spanning front-end and back-end development realms, I offer a holistic perspective to software engineering. My unwavering objective is to furnish superior solutions that not only meet but surpass client expectations. Key Skills: Java Development: Mastery in Java programming, ensuring the construction of agile and optimized applications. Front-End Technologies: Proficient in HTML, CSS, JavaScript, and adept in leveraging modern frameworks like React.js or Angular. Back-End Development: Seasoned in server-side development utilizing Java frameworks such as Spring Boot. Database Management: Skillful in the design and optimization of database systems encompassing SQL and NoSQL databases. Full Stack Expertise: Versatility across client and server sides, ensuring seamless end-to-end functionality. Problem Solver: Proficient troubleshooter with a knack for ensuring smooth development workflows. Previous Projects: Orchestrated the development of a scalable e-commerce platform using Java and Spring Boot, culminating in a 30% surge in user engagement. Conceptualized and implemented RESTful APIs, augmenting the efficiency of data exchange between front-end and back-end systems. Collaborated closely with cross-functional teams to deliver projects punctually and within stipulated budgets. Why Choose Me: Demonstrated track record of delivering top-notch software solutions. Effective communicator adept at fostering collaborative relationships with clients and team members. Committed to perpetual learning and staying abreast of the latest technologies and industry trends. I am thrilled at the prospect of channeling my skills and expertise towards your project. Let's explore how I can help you realize your objectives!
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    SOAP
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    React Native
    Jakarta Server Pages
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    Java Persistence API
    MongoDB
    Amazon Web Services
    MySQL
    Database Design
    Microservice
    Spring Batch
    Java
    Spring Framework
    RESTful API
  • $30 hourly

    • 4.6/5
    • (1,335 jobs)
    ✮ 18+ years in IT. ✮ Worked with several Fortune 500 Companies ✮ Experienced Full Stack Developer ✮ Worked with British Telecom, AT&T, Google, IBM, etc. ✮ 100% refund policy. ✮ Available 18 hours a day. Prior to this I have worked with several fortunes 500 companies which include British Telecom, AT&T, Google, IBM before start my own freelancing work. Having more than 18+ years rich knowledge in IT and handled more than 3000+ live projects I can guarantee that I will add value to your projects. If I can’t deliver anything I won’t charge for my time, and in this world nobody wants to work for free. [ What I can provide ] ✮ Angular JS 6 Development ✮ Node JS Development ✮ Python Development ✮ React JS ✮ Meteor JS ✮ Express JS / Sails JS ✮ Vue JS ✮ TypeScript ✮ AngularDart ✮ Dart ✮ Mobile App ✮ IOS Development ✮ Android Development ✮ Swift 4 ✮ Java 8 ✮ Objective C ✮ Google Kotlin ✮ React Native ✮ Google Flutter ✮ E-commerce Development ✮ Magento Development ✮ Website development ✮ Mobile Back end development ✮ Graphic design + UI & UX implementation ✮ Consulting in mobile app development ✮ Startup Development I am having strong expertise in database, here is few in the list, ✮ MS SQL ✮ Mongo DB ✮ My SQL ✮ Maria DB ✮ SQL Lite ✮ Amazon Dynamo DB ✮ Amazon Aurora Expertise in Blockchain: ✮ Smart Contracts development using Solidity ✮ Subgraph indexing using the graph ✮ Tokenomics ✮ Vesting ✮ Web3 integration ✮ In-depth knowledge of ERC20 & ERC721 Smart Contracts ✮ NFT contract ✮ Token/ coin Contract ✮ Defi EXchange ✮ BEP1155 ✮ Hardhat ✮ NFT minting Also I am comfortable with Cloud Computing using Amazon AWS, GCloud, MS Azure. Here is my system programming exprience, ✮ Docker ✮ Kubernetes ✮ Jenkins ✮ Google App Engine ✮ Micro Services ✮ Amazon Elastic Container Services ✮ Amazon Elastic Beanstalk ✮ Amazon EBS ✮ Amazon AWS CLI ✮ Elastic Cache ✮ Mem Cache ✮ Redis Cache Also I am comfortable with Analytical information or Search engine development. Here is my informations below, ✮ Apache Solr Search ✮ Amazon Elastic Search ✮ Amazon Red Shift ✮ Kibana ✮ Lucene ✮ Sphinx ✮ Xapian [ My Domain Experience ] ✮ On-Demand Service app ✮ SAAS ✮ Uber-like app ✮ Food delivery website and app ✮ Restaurant website and app ✮ Travel website and app ✮ Social network website and app ✮ Upwork like service marketplace website and app. ✮ Crowdfunding website and app ✮ Service provider finder app ✮ GPS apps ✮ Product selling website and app ✮ Event ticket-selling website ✮ Daily Deal website and app ✮ E-commerce website and app ✮ Dating website and apps ✮ Rideshare apps Also I am comfortable with several open source system, like follows, ✮ Magento ✮ WordPress ✮ Drupal I love my job as working with different clients has given me the opportunity of being a part of so many wonderful ideas and journeys. My approach to work is to go beyond the job description and focus on building a long lasting relationship with all clients.
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    Angular 5
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    Laravel
    Mobile App Development
    Android App Development
    iOS Development
    React
    Objective-C
    Node.js
    Swift
  • $25 hourly

    • 4.7/5
    • (139 jobs)
    Provide real solutions Experienced in Java Programming, Apache Wicket framework, Spring MVC, Spring, Spring-boot, Angula JS, Google Guice, twitter bootstrap, Mercurial, Git, Subversion, jpa, hibernate, mysql, postgresql, linux administration for redhat, centOS, ubuntu, openSuSE, SLES, fedora, Amazon Web Services, Ckan deployment, heroku, jhipster, Spring Webflux, Apache OfBiz
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    jQuery
    Apache OFBiz
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    PostgreSQL
    Amazon EC2
    Angular
    Java
    Spring Framework
    Alfresco Content Services
  • $40 hourly

    • 5.0/5
    • (10 jobs)
    Creative back-end developer dedicated to building elegant solutions that meet business demands. Over 10 years of experience developing software of different scales ranging from small startups to large enterprise applications. Implemented back-end as well as front-end with the main focus on the former. Good communication skills proven through work experience in distributed team projects. 𝗕𝗮𝗰𝗸-𝗘𝗻𝗱 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀: Java, Kotlin JavaEE, Spring, Guice JDBC, JPA, Hibernate JUnit, Mockito, Cucumber, FitNesse Maven, Ant Git, SVN Jenkins, Sonar TypeScript, JavaScript Node.js Jest Webpack 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: MySQL, MariaDB, Oracle MongoDB, AWS DynamoDB 𝗖𝗹𝗼𝘂𝗱 𝗣𝗿𝗼𝘃𝗶𝗱𝗲𝗿𝘀: Amazon Web Services 𝗦𝗲𝗮𝗿𝗰𝗵 𝗘𝗻𝗴𝗶𝗻𝗲𝘀: Solr, AWS Elasticsearch 𝗙𝗿𝗼𝗻𝘁-𝗘𝗻𝗱 𝘁𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀: Vue HTML, CSS, Bootstrap Should you need any further information, please do not hesitate to contact me.
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    Distributed Computing
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    Amazon Web Services
    NoSQL Database
    Spring Framework
    TypeScript
    Java
    JavaScript
    SQL
    MongoDB
  • $45 hourly

    • 4.9/5
    • (12 jobs)
    Over 200K earned on Upwork. I know how to make Upwork clients happy. Experienced freelance developer specializing in Ruby on Rails,, Flutter Mobile, and React. Proven track record aligning projects with business objectives. Adept at problem-solving and proficient in both back-end and front-end web technologies. I’m ready to tackle challenging projects and deliver results.
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    Tailwind UI
    Flutter
    HTML
    Ruby on Rails
    JavaScript
    Ruby
    CSS
  • $24 hourly

    • 4.9/5
    • (268 jobs)
    🥇🥇🥇 𝗣𝗿𝗲𝗽𝗮𝗿𝗲 𝘁𝗼 𝗯𝗲 𝗱𝗮𝘇𝘇𝗹𝗲𝗱!🥇🥇🥇 🏆 Behold, the 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 𝗣𝗟𝗨𝗦 🏆 in the realm of freelancers, with a prestigious spot in the "𝗧𝗼𝗽 3%" on Upwork! Our credentials speak volumes: ✅ Over 20,000+ hours of dedicated work and counting. ✅ Successfully completed 350+ projects, leaving a trail of satisfied clients. ✅ A flawless 100% Job Success ratio – it's all about client satisfaction. ✅ An impressive 99% of clients recommend us to others. ✅ An astounding 90% of our clients keep coming back for more. ✅ We bring over 12+ years of industry experience. ✅ Delivering unparalleled, high-quality work that sets new standards. ✅ Cutting-edge solutions that won't break the bank. ✅ Verified proficiency in fluent English. 🌟 Whether you're a 𝗦𝘁𝗮𝗿𝘁𝘂𝗽 extraordinaire, an 𝗘𝘀𝘁𝗮𝗯𝗹𝗶𝘀𝗵𝗲𝗱 𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀 maven, or simply on the prowl for 𝗠𝗩𝗣 domination, you've found the ultimate source of 𝗛𝗶𝗴𝗵-𝗤𝘂𝗮𝗹𝗶𝘁𝘆 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 at prices that won't give you sticker shock. 🚀 Ready to embark on a journey towards success? Click that '𝗜𝗻𝘃𝗶𝘁𝗲 𝘁𝗼 𝗝𝗼𝗯' button, and let's chart a course for your project and your vision. 𝗢𝘃𝗲𝗿 𝘁𝗵𝗲 𝗽𝗮𝘀𝘁 𝗱𝗲𝗰𝗮𝗱𝗲, 𝗜'𝘃𝗲 𝘄𝗶𝗲𝗹𝗱𝗲𝗱 𝗺𝘆 𝗲𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝘁𝗼 𝗰𝗿𝗮𝗳𝘁 𝗮 𝗱𝗶𝘃𝗲𝗿𝘀𝗲 𝗿𝗮𝗻𝗴𝗲 𝗼𝗳 𝗮𝗽𝗽𝘀 🛎️ 𝗙𝗶𝗻𝘁𝗲𝗰𝗵 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Payment app, Budgeting app 🛎️ 𝗛𝗲𝗮𝗹𝘁𝗵𝗰𝗮𝗿𝗲 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Telemedicine app, Health records app 🛎️ 𝗘-𝗰𝗼𝗺𝗺𝗲𝗿𝗰𝗲 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Shopping app, Delivery tracking app 🛎️ 𝗥𝗲𝗮𝗹 𝗘𝘀𝘁𝗮𝘁𝗲 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Property listing app, Mortgage calculator app 🛎️ 𝗘𝗱𝘂𝗰𝗮𝘁𝗶𝗼𝗻 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: E-learning app, Quiz and assessment app 🛎️ 𝗧𝗿𝗮𝘃𝗲𝗹 𝗮𝗻𝗱 𝗧𝗼𝘂𝗿𝗶𝘀𝗺 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Travel booking app, Tour guide app 🛎️ 𝗙𝗼𝗼𝗱 𝗮𝗻𝗱 𝗥𝗲𝘀𝘁𝗮𝘂𝗿𝗮𝗻𝘁 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Food delivery app, Table reservation app 🛎️ 𝗘𝗻𝘁𝗲𝗿𝘁𝗮𝗶𝗻𝗺𝗲𝗻𝘁 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Streaming app, Event ticketing app 🛎️ 𝗔𝘂𝘁𝗼𝗺𝗼𝘁𝗶𝘃𝗲 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Car rental app, Vehicle tracking app 🛎️ 𝗙𝗶𝘁𝗻𝗲𝘀𝘀 𝗮𝗻𝗱 𝗪𝗲𝗹𝗹𝗻𝗲𝘀𝘀 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Workout app, Nutrition tracking app 🛎️ 𝗦𝗼𝗰𝗶𝗮𝗹 𝗡𝗲𝘁𝘄𝗼𝗿𝗸𝗶𝗻𝗴: Social media app, Dating app 🛎️ 𝗧𝗿𝗮𝗻𝘀𝗽𝗼𝗿𝘁𝗮𝘁𝗶𝗼𝗻 𝗮𝗻𝗱 𝗟𝗼𝗴𝗶𝘀𝘁𝗶𝗰𝘀: Shipping and tracking app, Fleet management app 🛎️ 𝗔𝗴𝗿𝗶𝗰𝘂𝗹𝘁𝘂𝗿𝗲: Crop management app, Weather forecasting app 🛎️ 𝗠𝗮𝗻𝘂𝗳𝗮𝗰𝘁𝘂𝗿𝗶𝗻𝗴: Inventory management app, Quality control app 🛎️ 𝗜𝗼𝗧 (𝗜𝗻𝘁𝗲𝗿𝗻𝗲𝘁 𝗼𝗳 𝗧𝗵𝗶𝗻𝗴𝘀) 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: IoT monitoring and control app 🛎️ 𝗕𝗹𝗼𝗰𝗸𝗰𝗵𝗮𝗶𝗻 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Cryptocurrency wallet app and Blockchain Solutions 🛎️ 𝗕𝗹𝘂𝗲𝘁𝗼𝗼𝘁𝗵 𝗔𝗽𝗽 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: Bluetooth-based smart device control app 🛎️ 𝗡𝗙𝗖 (𝗡𝗲𝗮𝗿 𝗙𝗶𝗲𝗹𝗱 𝗖𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻) 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Mobile payment and contactless communication app 🛎️ 𝗛𝗜𝗣𝗔𝗔 𝗖𝗼𝗺𝗽𝗹𝗶𝗮𝗻𝗰𝗲-𝗕𝗮𝘀𝗲𝗱 𝗛𝗲𝗮𝗹𝘁𝗵 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: Electronic health records (EHR) app 𝗪𝗵𝘆 𝘀𝗵𝗼𝘂𝗹𝗱 𝘆𝗼𝘂 𝗲𝗻𝘁𝗿𝘂𝘀𝘁 𝘆𝗼𝘂𝗿 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 𝘁𝗼 𝗺𝗲? ✅ I am your steadfast ally in your quest for success. ✅ Uncompromising commitment to quality without breaking the bank. ✅ A robust command of Android, iPhone, and backend architecture, alongside database wizardry. ✅ Crafting applications that seamlessly adapt to all devices. ✅ Promising on-time delivery or even before. ✅ A perpetual thirst for the latest technological innovations. 𝗠𝘆 𝗰𝗼𝗿𝗲 𝘀𝗸𝗶𝗹𝗹𝘀 𝗮𝗻𝗱 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲𝘀 𝗮𝗿𝗲 𝗮 𝗳𝗼𝗿𝗰𝗲 𝘁𝗼 𝗯𝗲 𝗿𝗲𝗰𝗸𝗼𝗻𝗲𝗱 𝘄𝗶𝘁𝗵 🎯 Mastering the art of backend interaction: Rest API, JSON, XML, PHP, Node.js, Python. 🎯 Databases and data management aficionado: SQLite, MySQL, Parse, MongoDB. 🎯 Seamless social integration: Facebook, Twitter, Youtube, Instagram, Snapchat, Tinder. 🎯 Real-time chat maestro: XMPP, Socket, Firebase, GetStream, Twilio. 🎯 Version control expert: Github, Bitbucket, Gitlab. 🎯 Navigating the world with Google and Apple Maps, Geolocation, GPS, and Location Tracking. 🎯 Making waves in audio and video live streaming. 🎯 Mastery of Firebase APIs. 🎯 Navigating the payment landscape with ease: Paypal, Braintree, Stripe Payment Gateway. 🎯 Scanning the horizon with QR Codes, Bar Codes, VIN Scanner, and NFC Tags Reading. 🎯 Engaging users with In-App Purchase, Advertisement, Push Notifications, GCM, and Google Analytics. 🎯 Elevating photo and video sharing with editing and filters. 𝗜 𝗵𝗮𝗿𝗻𝗲𝘀𝘀 𝘁𝗵𝗲 𝗽𝗼𝘄𝗲𝗿 𝗼𝗳 𝘁𝗵𝗲𝘀𝗲 𝗰𝘂𝘁𝘁𝗶𝗻𝗴-𝗲𝗱𝗴𝗲 𝘁𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 📌 Android: Kotlin, Java 📌 iOS: Swift, Objective-C 📌 Cross-platform (Hybrid): Flutter (Dart) , React Native (Javascript) 📌 Web / Backend: PHP, Node.js, Python, Laravel, WordPress, Express.js, Nest.js, Django 📌 Frontend: React.js, HTML5, CSS3, BootStrap, JavaScript, jQuery 📌 Exploring the realms of AI, Internet Of Things (IoT), Beacons, and Ricoh Theta 360.
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    NestJS Development
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    Android
    Android App Development
    Flutter
  • $25 hourly

    • 4.9/5
    • (10 jobs)
    Hi there, If you are looking for an Expert in Java / Spring Developer with 5+ years of professional experience in FinTech, E-commerce, or Web Service Development then you are at the right place! 3000+ Upwork Hours! Experienced in full lifecycle development across multiple applications. I possess a broad range of technical skills which I update on a regular basis, allowing me to respond to new issues with considerable speed. I was working in FinTech and E-commerce companies with clients from the USA, Singapore, and Europe. Developed complex web applications using Java, and Spring. Additional skills used during projects: Data modeling and data access patterns / Queues (AWS SQS) / AWS / Auth0. If you have an interesting start-up project or want to improve your Java applications, then I am ready to help you! I have good communication skills and friendly developer, I work in an Agile team and deliver features on a weekly basis. Technology Stack / Tools I have experience with: - Languages: Java SE, Java EE, JavaScript, C++, C# - Frameworks: Spring Framework, Spring Boot - ORM: JPA, Hibernate - Databases: PostgreSQL, MySQL, MongoDB - Build Tools: Maven, Gradle - Version Control System: Git, GitHub, GitLab, BitBucket - Other Technologies: Spring MVC / Spring Data / Spring Security / Spring Cloud / Spring Web Services - Platforms: AWS, DataDog, Atlassian, BlueBooklona, Synapse, I2C, Evolve, Mambu, and others. I focus on work that I can be proud of! I’m looking forward to working with You. Feel free to invite me to your projects and discuss them further. Regards, Oybek
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    Hibernate
    Software Architecture & Design
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    Spring Framework
    API Development
    Spring Data
    Database
    Spring MVC
    Java Persistence API
    Java
    RESTful API
    Front-End Development
    Spring Boot
    Spring Security
    PostgreSQL
  • $50 hourly

    • 5.0/5
    • (37 jobs)
    I am a Java Developer with 7+ years of professional experience in developing Web and Enterprise Applications using technologies like Java / J2EE, Spring, REST ,SOAP webservices, Struts, Hibernate, iBatis, JavaScript, jQuery. I have experience as a Full-Stack developer with more emphasis on the backend. I was part of the Order Management System team for Sears Holdings, which is the system which manages an order placed in Sears and Kmart sites till it is fulfilled to the customer, by communicating with multiple systems. Improved the efficiency of the orders sent to Kmart store system by designing and implementing a Merchandise Pickup subsystem which allows the orders to be held during the store closed hours. I was selected under Wipro Technologies' STAR Hire Program 2014. I was part of the team that designed and implemented a Dealer Management System for Mahindra & Mahindra, which is a centralized application that captures customer, vehicle and inventory information to facilitate better inventory management and provide visibility on dealer operations. I was also part of NextGen Medicare Advantage Team, which provides real-time eligibility and enrolment, member management, financial reconciliation and encounter data services to Medicare Advantage, compliant with CMS requirements.
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    AWS Fargate
    Object-Oriented Programming
    J2EE
    Android App Development
    SOAP
    Software Architecture & Design
    Docker
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    SQL
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    MySQL
    Apache Maven
    Hibernate
    Java
    Spring Framework
  • $35 hourly

    • 4.7/5
    • (46 jobs)
    ⭐ Top Rated Plus ⭐ 100% Job Success ⭐ 7000+ Upwork hours ⭐ 40+ 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
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    JDBC
    Jakarta Server Faces
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    Jenkins
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    Java Servlet API
    PrimeFaces
    Spring Framework
    JUnit
    Hibernate
    Java
    PostgreSQL
  • $55 hourly

    • 5.0/5
    • (32 jobs)
    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.
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    Back-End Development
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