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Hire the best Java Developers in Ghaziabad, IN

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Rating is 4.7 out of 5.
4.7/5
based on 9,237 client reviews
  • $22 hourly
    • 5.0/5
    • (7 jobs)
    👨‍💻 Upwork Top Rated Freelancer, Experienced Full-Stack Developer and AI Integration Specialist with 4+ years of expertise in building robust, scalable web applications using Java, PHP, MEAN/MERN stack, and AWS. I specialize in delivering high-quality solutions tailored to industries like e-commerce, healthcare, finance and etc. 💡 Key Skills and Expertise: 1.✅ Specialized in integrating AI-powered technologies such as chatbots, natural language processing (NLP), GPT's, LLM, Pinecone, RAG, Langchains, and predictive analytics to enhance user experiences and business efficiency. 2. ✅ Strong command of Java, Spring Framework, TypeScript, JavaScript, MySQL, and MongoDB. 3. ✅ Skilled in full-stack frameworks like MEAN and MERN, along with AI/ML integration for modern solutions. 4. ✅ Expertise in WordPress and PHP for custom web development. 5. ✅ Experienced in optimizing performance, ensuring security, and scaling applications effectively. 6 .✅ Proficient in Zoho One development, leveraging its tools for seamless business automation and CRM customization. 🔥 Why Choose Me? I am passionate about creating impactful products that solve real-world problems. My experience covers the full development lifecycle—from ideation to deployment and support. I also excel at integrating AI/ML solutions into web applications for enhanced functionality. 🚀 Let’s Build Together! If you’re looking for a dedicated developer who can bring your project ideas to life—whether it’s working on Zoho One solutions, full-stack applications, or cutting-edge AI/ML projects—I’m here to help! I take pride in writing clean code, maintaining clear communication, and ensuring timely delivery. ✨ Let’s connect and create something extraordinary! #AIIntegration #CustomGPT #LLM #OpenAI #AI #Chatbot #OpenAI #CustomGPT #ChatGPT #AWS #ZohoCRM #ZohoCreator #MEAN #MERN #FullStackDeveloper #RAG #LangChain #CustomBot #MVP #Pinecone #AI #Java #SpringBoot
    Featured Skill Java
    Chatbot Development
    Retrieval Augmented Generation
    Zoho Desk
    Software Development
    MERN Stack
    OpenAI API
    Full-Stack Development
    Zoho Creator
    Zoho CRM
    AI Implementation
    API Development
    Node.js
    TypeScript
    JavaScript
  • $25 hourly
    • 5.0/5
    • (8 jobs)
    Full Stack Engineer & QA Automation Expert | Building Scalable Apps & Ensuring Flawless Performance with Java, React Next.js, & DevOps! I'm a skilled Full Stack Java Developer & QA Automation Engineer with over 4 years of experience in building, testing, and optimizing high-performance applications. With expertise in both front-end and back-end development, along with a strong focus on quality assurance, I deliver robust, scalable, and bug-free software solutions. ✅ Why Work With Me? 🛠 Full Stack Development Expertise: ✔ Back-end: Java Spring Boot, Node.js, Next.js, TypeScript ✔ Front-end: React.js, Next.js, Angular 2+, Bootstrap, SASS, LESS, HTML, CSS, JSP ✔ APIs & Integrations: Stripe, LiqPay, PayPal, Firebase, Google, AWS, Sentry ✔ Cloud & DevOps: AWS S3, Azure, Docker-compose, Git, SQL Server ✔ Databases: MySQL, MongoDB 🔍 QA & Automation Testing Services: ✔ Manual & Automation Testing ✔ Functional, Regression, & Acceptance Testing ✔ Performance & Load Testing (JMeter, Locust) ✔ Security & Penetration Testing ✔ API Testing (SOAP, REST, GraphQL) ✔ Mobile App Testing (iOS & Android) ✔ CI/CD Integration (GitHub, Jenkins) ✔ Cross-platform testing (Linux, Windows, macOS) 📌 Tools & Technologies: ✔ Issue Tracking: JIRA, Trello, Redmine, Mantis, GitHub ✔ Test Management: TestRail, Zephyr ✔ Automation: Selenium, Appium, Cucumber, Cypress, WebDriverIO ✔ API Testing: Postman, Fiddler, Charles ✔ Performance Testing: JMeter, Locust ✔ Compatibility Testing: BrowserStack, Sauce Labs I am committed to delivering high-quality work with 100% client satisfaction. Let’s connect and discuss how I can help you! Java Spring Boot, Node.js, Next.js, TypeScript, React, Angular 2+, Bootstrap, SASS, LESS, HTML, CSS, JSP, Stripe, LiqPay, PayPal, Facebook API, Google API, Firebase, Sentry, Amazon Web Services, Amazon S3, Azure, Docker-compose, Git, SQL Server, MySQL, MongoDB, Manual Testing, Automation Testing, Functional Testing, Regression Testing, Acceptance Testing, Performance Testing, Stress Testing, End-to-End Testing, Security Testing, Penetration Testing, Usability Testing, Mobile App Testing, iOS Testing, Android Testing, HTML, CSS, SQL, Python, Java, User Acceptance Testing, SOAP API, REST API, GraphQL, GitHub, CI/CD, Jenkins, Linux, Windows, OS X, JIRA, TFS, Redmine, Trello, Mantis, TestRail, Zephyr, Elastic Search, Asana, SharePoint, Basecamp, Postman, Fiddler, Charles, Selenium, Appium, Cucumber, Cypress, Jasmine, Mocha, Chai, WebDriverIO, JMeter, Locust, BrowserStack, Sauce Labs
    Featured Skill Java
    Next.js
    Web Scraping
    AWS Lambda
    Spring Boot
    Automated Testing
    JavaScript
    API Testing
    Cucumber
    MySQL Programming
    Automation Framework
    Selenium WebDriver
    Appium
    TestNG
    Mobile App Testing
  • $20 hourly
    • 4.9/5
    • (52 jobs)
    🌟 Top-Rated Upwork Professional 🧑🏻‍💻 10+ years of experience 📱 Android | Kotlin | Java | Jetpack Compose | Kotlin-Multiplatform| Flutter | WearOS | AndroidTV | 🚀 AI | ChatGPT | 💻 Firebase | VoIP | Linphone With over 10 years of extensive experience as an Android Developer, I specialize in native Android application programming with a strong focus on SCRUM/Agile workflow. 
 
I have a proven track record of delivering high-quality mobile applications in various domains, including:
 * Airline Domain * Banking Domain * Cargo Management Domain * Logistics Domain * Financial Domain * Social Media/Dating Domain with Video/Audio Chats * Location Tracking Domain
 My expertise in mobile development includes:
 * Programming Languages: Java, Kotlin * Architectural Patterns: MVVM, MVP, MVC * Design Patterns, Custom Controls, and REST API integration * Material Design, Mobile UI/UX, and Firebase integration (AdMob, Analytics, A/B testing, etc.) * Jetpack Compose, Jetpack Navigation * Firebase Realtime Database and Storage * Android SDK, NDK, Open Source, Support Libraries * Reactive Programming with rxJava and rxAndroid * Dependency Injection using Dagger, Kodein, and Hilt * Databases: SQLite, Room, Realm, Page * Network Libraries: Retrofit, OkHttp, Volley, ktor * Image Loading Libraries: Picasso, Glide * Crash Reporting and Analytics Tools: Crashlytics, Firebase, Fabric, LeakCanary, Timber * Other Libraries: Gson, AutoValue, JodaTime, AndroidJob, Google Services * Sockets/SignalR * Kiosk Mode * SonarQube code coverage * Kotlin-Multiplatform (One POC)
 * Wear OS & Smartwatch development * Mqtt In addition, I am an expert in the Linphone SDK, a powerful tool for building voice and video communication applications. I have in-depth knowledge of integrating and customising the Linphone SDK to create high-quality, real-time voice and video chat functionalities within Android applications. I am experienced in implementing Linphone's advanced features, including call management, audio/video codecs, encryption, push notifications, and more. Whether you need to develop a VoIP application from scratch or enhance an existing app with Linphone capabilities, I can provide the expertise you require.
 I have integrated various features and technologies into Android applications, including:
 * Beacons integration for proximity-based interactions * Calendar API integration for managing events and schedules * QR Code integration for scanning and processing QR codes * OCR (Optical Character Recognition) integration for text recognition and extraction
 For multimedia capabilities, I have integrated Video Chat using WebRTC, ZegoClould, Twilio, and Agora, as well as Audio Streaming. I am familiar with ExoPlayer for HLS Video Streaming (HTTP Video Streaming), RTSP Video Streaming, and DASH Video Streaming.
 Other skills and features I offer include Custom Calendar development, Media Gallery implementation, Background Download and Upload functionality, Tiff file format handling in Android, Live Streaming using Agora and ZegoCloud SDK, Deep Linking, LeakCanary for memory leak detection, and code annotations to improve the linting process.
 Experienced Kotlin Multiplatform Developer with a track record of delivering efficient cross-platform solutions. Proficient in Kotlin Multiplatform Mobile (KMM) and skilled in creating high-performance apps for Android, iOS, web, and more. Experienced Jetpack Compose Developer, proficient in creating dynamic, interactive, and modern Android UIs. Skilled in leveraging Jetpack Compose's power to build visually stunning and responsive applications. Over the years, I have developed many different types of iPhone and Android apps. These include: - Food delivery apps - On-demand apps - Home services apps - Handy man apps - Salon apps - Beauty apps - Taxi apps - Ride apps - E-commerce apps - Dating apps - Health and fitness apps - Travel apps - Video streaming apps - Fintech apps - Shopping apps - Telemedicine apps - Finance apps - Real estate apps - Social media apps - Chat apps - Business apps - Messaging apps - Online courses apps - Online education learning apps - Tutor apps - Hotel booking apps - Online grocery order apps - Telecommunication apps - VoIP apps - SIP Apps - Apps using the Twilio API I am fluent in English and passionate about Android development. Please feel free to reach out to me with any Android-related questions or projects. I would be pleased to help you bring your ideas to life
    Featured Skill Java
    Mobile Device Management Software
    AOSP
    Smartphone
    iOS Development
    User Authentication
    Android
    JetPack
    Mobile App Development
    Wear OS
    In-App Purchases
    VoIP
    Firebase
    Android App Development
    Kotlin
  • $35 hourly
    • 4.9/5
    • (14 jobs)
    Android, iOS, Node js, React js, Angular js, Next.js, graphQL, MongoDB, MySQL, WebRTC, ElasticSearch, Redis, Memcache, SQS, Beanstalk, RabbitMQ, PWA, Web Scraping, Rest APIs, SEO, Machine Learning, AI, NLP
    Featured Skill Java
    iOS Development
    React Native
    Android App Development
    Web Design
    Web Crawling
    React
    Node.js
    PHP
    Angular
  • $30 hourly
    • 4.9/5
    • (11 jobs)
    Hi I have a total of 11+ years of experience in the design and development of web applications and mobile applications, application Integration and automation. I am an expert in the following tools and technologies 1. Java: REST API, SOAP Web Services, Microweb services, Springboot. 2. Golang: GRPC, Protobuffers, Gin,micro webservices. 3. Cloud Technologies: AWS( EC2, Cloud Front, Route53, S3, Loadbalanncer, etc). 4. Integration: Oracle SOA Suite, Oracle Service Bus, XSLT, XQuery, WSDL, etc. 5. Build tools: GIT, Gradle, Maven, 6. Database: NoSQL, SQL( Mysql, Oracle, etc) PL/SQL. 7. Queue: Apache Kafka, Rabit MQ, Active MQ, etc. 8. Project Management Tools: Jira, Confluence, Kanban Flow, etc. 9. Testing Tools: Postman, SOAPUI 10. Security: Auth2, OpenID, Keycloak. 11. Application Server: Weblogic server, Apache tomcat. 12. Robotic Process Automation: UIPath I have excellent knowledge of application architecture and design patterns like synchronous design patterns, asynchronous design patterns, etc. Recently I have designed and developed more than7 applications independently also I have designed their cloud Architecture and deployed it on AWS. I am Also Good at application security. I am capable of handling a large team of developers. Regards Satender Kumar
    Featured Skill Java
    Oracle SOA Suite
    XSLT
    Oracle PLSQL
    Gradle
    AWS CloudFront
    Apache Maven
    Robotic Process Automation
    Golang
    MySQL
    Web Services Development
    MongoDB
    Google Protocol Buffers
    GraphQL
    API
    Spring Boot
    Mobile App
  • $25 hourly
    • 5.0/5
    • (35 jobs)
    Hello, It's a pleasure to connect with you. As a dedicated System Administrator expert providing years of service to MSP Clients, my meticulous approach, often likened to a positive form of OCD, ensures a granular focus on every aspect. With a passion for system administration, Windows proficiency, and the versatility to seamlessly navigate Linux and MacOS, I bring years of experience in delivering solutions and optimizing server performance. My unique perspective as an omnichannel-focused administrator, not confined to helpdesk tasks, enables me to comprehend diverse target audiences and their challenges. In addition to core sysadmin activities, I've successfully contributed to inventory management, network administration, staff training, and even supported HR and Office admin functions with my corporate knowledge. In each collaboration, my goal is to ensure success for both team members and clients. This commitment drives my professional ethos. A brief overview of my technical background: Microsoft Certified System Administrator (MCSA and MCSE) 10+ years of experience in Information Technology. Proficient in Windows Server Environment, Office 365, Active Directory, FTP, RMM Tools, Firewalls and Access Points. File Sharing, OpenVPN, Proxies, Webscarping, SQL & MySQL DB Management, BugZilla Administration, SAN/NAS implementation. Firewall maintenance, Ubiquiti Networking, Cloud Administration, FreePBX, RingCentral, 3CX, SIP & CCTV System Administration. RMM tools, Microsoft Office, OnlyOffice Portal Administration, IIS Hosting, SSL implementation, cPanel Administration. Cloud & In-house Backup-Recovery, Disaster management, Risk Mitigation, MSP Support, Ticketing systems, Technical Support / Troubleshooting. Extensive skills in Technical Proposal preparation, Network Design, Cloud Deployment, and Automation. In-depth understanding of Networking Concepts, Information security, and maintenance in multi-platform environments. Proficient in System Architecture, planning, and deployment, including hands-on management, troubleshooting, and administration. Experience with GCP/AWS/Azure/Hetzner Cloud Servers/Services. I am excited about the opportunity to contribute my expertise to your team and look forward to the possibility of discussing how I can enhance your operations. Best regards, Shyam (Sam)
    Featured Skill Java
    Shopify
    WordPress
    Flutter
    Angular
    Python
    Node.js
  • $45 hourly
    • 5.0/5
    • (3 jobs)
    Highly skilled and versatile developer and programmer with expertise in Python, Java, GoLang & C++ programming, machine learning, DevOps, cloud computing, and community development. I solve problems by building the applications my clients need to automate repetitive tasks, improve business functions, and increase efficiency.
    Featured Skill Java
    Notion
    Trello
    Sales & Marketing
    Research & Development
    GitHub
    DevOps
    Automation
    C
    Golang
    DevOps Engineering
    Unit Testing
    Machine Learning
    C++
    Python
  • $15 hourly
    • 4.7/5
    • (31 jobs)
    🙋‍♂️ Mobile Application Developer with 6+ years of experience in Java, Kotlin, and Swift. I have successfully developed a wide range of mobile applications tailored to meet client needs, including: Classified Applications eCommerce Applications Rental Applications Online Food Ordering Grocery Apps Digital Signature Solutions (similar to DocuSign) Online Learning Platforms Online Dating Applications News and Blog Applications I offer valuable insights to help clients enhance sales and grow their businesses through their newly developed mobile applications. What I Provide: Post-Development Code Demonstration: I ensure clients understand each function and line of code, making future updates straightforward. Expertise in Technologies: Languages: Kotlin, Java, Swift,Jet Compose, Swift Ui Databases: MySQL, SQLite, Realm Cloud Services: Firebase (Realtime Database, Push Notifications, Authentication) API Development: JSON, XML, REST, SOAP Development Platforms: Visual Studio, Android Studio, Xcode, AWS Lambda Integration: Geo-location, Map services, Real-time tracking, Chat, and Video calling functionalities Features of My Applications: Fully compatible with the latest versions of Android and iOS Support for all screen sizes Lightweight and fast-loading Minimal memory consumption Attractive User Interface (UI) Clean, well-commented native code for easy updates and understanding Let’s work together to bring your mobile application ideas to life!
    Featured Skill Java
    Android App Development
    Social Media Account Integration
    Flutter
    Android
    Map Integration
    iOS
    User Profile Creation
    Dart
    Swift
    Node.js
    SQLite
    Kotlin
    Firebase Realtime Database
    Native App Development
  • $21 hourly
    • 5.0/5
    • (7 jobs)
    Experienced Android Developer skilled in Kotlin and Java with a passion for creating high-quality, innovative applications. Proficient in building and optimizing UI using a modern framework, Jetpack Compose. Familiar with the latest tools, technologies, frameworks, and best practices to build modular, scalable, and high-quality Android Apps Programming Languages:- Kotlin, Java, C, and Javascript Frameworks:- Jetpack Compose, Room Database, Dagger Hilt, Retrofit, Ktor, Node.js, etc. Additional skills:- Problem Solving, Debugging, Version control, Linux Environment, API Devlopment Tools:- Android Studio, Visual Studio Code, Intelli J IDEA, Postman, Git
    Featured Skill Java
    Git
    Bug Fix
    UI/UX Prototyping
    Android Studio
    Supabase
    API Integration
    API Development
    MongoDB
    SQL
    JavaScript
    Firebase
    Kotlin
    Android App Development
  • $22 hourly
    • 4.9/5
    • (9 jobs)
    I'm Arpan Tyagi. I'm an Wordpress/PHP , ANDROID & IOS DEVELOPER. I develop professional, clean, and reliable mobile applications. I know all about native IOS, Android & Xamarin platforms. SUMMARY: ========= I've 2+ years of working experience with IOS, Android, and Xamarin, Forms, PhoneGap/Cordova, Integration 3rd Party, IONIC, Google Map, Location Service (GPS), and GOOGLE CLOUD ENGINE (Google Database), SWIFT, COCOS2D, OpenGL, REST APIs. RESPONSIBILITIES =================== Provides Easily understandable BUG FREE Code. Maintain Software Security & Installation. Respect your Deadline. Long Term Business Relationship Expertise in Technologies: ===================== Express Application Framework (XAF) and Express Persistent Objects (XPO) , Business Objects design, UI customization, Reporting, Scheduler & Dashboards. - Xamarin.iOS - Xamarin.Android - Xamarin.Forms/ XLabs, - Phonegap - Ionic Framework, - Swift/X Code - Google Map, Location Service(GPS) - Google Cloud Engine(Google Database) - REST APIs - iOS - Core Data, Core Animation I take pride in strong debugging, re-factoring, problem-solving skills with passion to solve complex business problems & delivering best & optimized solution for clients. Feel free to contact me to know more about my work and how I can help you. Thank You!!!
    Featured Skill Java
    Android App Development
    iOS Development
    Swift
    iOS
    Android
    Objective-C
  • $20 hourly
    • 4.8/5
    • (25 jobs)
    Looking for a top-tier coder to help with coding assessments or tutoring? Look no further! I'm among the top 3% coders on Leetcode worldwide, with over 3 years of experience in Python and Java programming. I've tackled 1500+ programming problems and completed 75+ assignments for clients, ensuring high-quality solutions and timely delivery.I also offer coding tutoring and specialized help with coding assessments. Let me bring my expertise and problem-solving skills to your next project.
    Featured Skill Java
    Data Structures
    Algorithms
    Problem Solving
    Python
    C++
  • $55 hourly
    • 0.0/5
    • (0 jobs)
    Hello everyone, my name is Vineet Kumar Sharma and I am an experienced astrologer with over 20 years of practice in the field. I have a deep passion for astrology and helping individuals gain insight and clarity into their lives. I have honed my skills in various areas of astrology, including natal astrology, horary astrology, and predictive astrology.
    Featured Skill Java
    Python Numpy FastAI
    Android App
    Android Studio
    Machine Learning
    Python
  • $5 hourly
    • 5.0/5
    • (2 jobs)
    PROFESSIONAL SYNOPSIS o I can do projects related to Python/C/Java/SQL. o I can do product listing in E-Commerce Businesses like Flipkart/Amazon/Meesho & help you to grow your Business. o I can do Editings in your Document/Photos.L
    Featured Skill Java
    SQL
    Python
    C
    Adobe Photoshop
    Copywriting
    Writing
  • $60 hourly
    • 0.0/5
    • (0 jobs)
    A results-driven UI/UX Designer skilled in user research, wireframing, and interactive prototyping. I create user-centered designs that enhance engagement and drive business goals, demonstrated by a 20% increase in user satisfaction for my UI Projects. My background includes a B.tech Degree in Computer Science Engineering(2023 - 27) from SDGI Global University.
    Featured Skill Java
    XML
    C
    C++
    Android Studio
    Matplotlib
    Microsoft Power BI
    SQL
    Python
    Canva
    Figma
  • $20 hourly
    • 5.0/5
    • (4 jobs)
    Unlike the newcomers, I'm only new to Upwork. My relationship with Android development spans over a decade! While the pursuit of financial gain is universal, our emphasis should shift towards enhancing our clients' profitability. By prioritising their success, we ultimately secure our own financial advancement. - Mayank Tyagi Transforming Your Mobile App Vision into Reality with Precision and Expertise Hello! I’m Mayank Tyagi, a Senior Mobile App Developer with over a decade of industry experience and a Master’s degree in Computer Science and Engineering. Although new to Upwork, my extensive background has equipped me with the skills and insights needed to deliver outstanding mobile app solutions. What Can I Do for You? - Innovative App Creation: Whether you're an individual, a startup, or an established company, I specialize in developing fresh Android and iOS apps from scratch that can engage millions of users. - Feature Integration: Seamlessly add new features to your existing apps with expert precision. - End-to-End Development: From conceptual design and development to launch and maintenance, I handle every aspect of mobile app creation. - User-Centric Design: Craft visually stunning and highly functional user interfaces for both mobile and web apps. My Expertise Includes: - Android Development: Mastery in Kotlin, Java, Android SDK, and Android Studio - iOS Development: Proficiency in Swift, SwiftUI, Objective-C, iOS SDK, and Xcode - Cross-Platform Solutions: Skilled in Flutter and Dart for seamless multi-platform apps - Backend Development: Expertise in Node.js, API Integration, and robust backend services - UI/UX Design: Crafting engaging and intuitive designs using tools like Figma, Adobe XD, and Sketch Why Choose Me? - Proven Results: My previous work, including high-profile projects with major brands, has garnered over 10 million downloads and consistently high user ratings. - Quality Assurance: I ensure pixel-perfect designs and top-notch performance with thorough testing and maintenance. - Adaptability: Always ready to embrace new technologies and methodologies to meet your unique needs. - Client-Centric Approach: Excellent communication and a commitment to understanding your vision and goals. Let’s Bring Your Mobile App Idea to Life! If you’re looking for a dedicated professional to turn your app concept into a market-ready product, I’m here to help. Contact me today to discuss your project and see how I can assist in making your vision a reality. Best Regards, Mayank Tyagi
    Featured Skill Java
    Beacon
    Dialogflow
    Alexa Skills Kit
    Slack
    Jira
    Git
    ArcGIS
    Dagger
    Firebase Cloud Firestore
    Firebase Realtime Database
    Firebase
    Retrofit
    Kotlin
    Android
  • $8 hourly
    • 5.0/5
    • (1 job)
    I am a developer experienced in building websites for small and medium sized businesses. Whether you are trying to win work, list your services, or create a new online store, I can help. I am proficient in backend development. Knows HTML, CSS3, Angular , React, Spring boot, NodeJs, ExpressJs, Mysql, PostgreSQL, MongoDB, HQL Full project management from start to end. Regular communication is important to me, so let’s keep in touch.
    Featured Skill Java
    API
    MERN Stack
    React Native
    API Development
    React
    Angular
    Responsive Design
    Spring Boot
  • $50 hourly
    • 0.0/5
    • (0 jobs)
    Frontend Wizardry: I specialize in bringing designs to life with clean, elegant, and responsive frontend development. From eye-catching layouts to seamless user interactions, I ensure that every website I create delivers an exceptional user experience across all devices. Backend Brilliance: Behind the scenes, I work magic with server-side scripting and database management to build robust and scalable backend systems. Whether it's crafting custom APIs or optimizing database queries, I ensure that every website runs smoothly and efficiently. Full-Stack Flexibility: As a full-stack developer, I'm well-versed in both frontend and backend technologies, allowing me to tackle projects from start to finish with confidence and proficiency. From concept to deployment, I've got you covered at every stage of the development process. 🌟 Why Choose Me: Passion for Innovation: I'm not just a coder; I'm a creative problem solver who thrives on pushing the boundaries of what's possible. I'm always exploring new technologies, experimenting with cutting-edge techniques, and staying ahead of the curve to deliver groundbreaking solutions. Collaborative Spirit: I believe that the best results are achieved through collaboration and communication. I love working closely with clients and teammates to understand their goals, brainstorm ideas, and turn visions into reality. Together, we can achieve greatness. Relentless Pursuit of Excellence: I'm not satisfied with mediocrity; I strive for excellence in everything I do. Whether it's writing clean code, optimizing performance, or refining user interfaces, I pay attention to the smallest details to ensure that every project exceeds expectations.
    Featured Skill Java
    Web Application
    Web3
    React
    JavaScript
    CSS
    HTML
  • $35 hourly
    • 0.0/5
    • (0 jobs)
    A highly skilled and detail-oriented Java Backend Developer with expertise in designing, developing, and maintaining scalable and secure server-side applications. Proficient in leveraging Spring Boot, Java, and associated frameworks to build efficient and high-performance RESTful APIs, microservices, and enterprise-level solutions. Experienced in integrating databases, optimizing backend systems, and ensuring seamless communication between front-end and back-end systems. Adept at working in Agile environments and utilizing version control systems such as Git. Committed to delivering high-quality, reliable, and maintainable code to meet business requirements and improve user experience. Core Skills: Languages & Frameworks: Java, Spring Boot, Spring MVC, Spring Security, Hibernate/JPA Databases: MySQL, PostgreSQL, H2 API Development: RESTful APIs, JSON, Postman Microservices Architecture: Spring Cloud, Docker, Version Control: Git, GitHub Build Tools: Maven Cloud Platforms: AWS
    Featured Skill Java
    Scrum
    Spring MVC
    Spring Boot
  • $500 hourly
    • 0.0/5
    • (0 jobs)
    PROFESSIONAL SUMMARY * A technical professional offering 8+ years of experience in Android Application Development.* * Experienced and skilled Android App Developer with a strong current background in industry technology. Proven ability to work independently or as a part of a team. Adept at technical troubleshooting and anticipating future potential problems.? * Expertise in developing, deploying, porting and debugging application for Android mobile development and also in software development? CORE QUALIFICATIONS Superior proficiency with android SDK Experience in architectures like MVC, MVP and MVVM, Clean Architecture. experience with Core java and XML Worked on Data Binding, Live Data, Lifecycle, Room, View Model. Worked on QR scanner and OCR scanner. Hands on experience in implementing external libraries like JSON, Volley, Retrofit and multipart.
    Featured Skill Java
    Kotlin
    Mobile App Development
    App Development
    Mobile App
    Android App Development
  • $75 hourly
    • 0.0/5
    • (0 jobs)
    Possessing a Tier 1 university education and three years of Android application development experience, coupled with one year of CUDA GPU programming experience at leading multinational corporations, I provide specialized expertise in developing highly scalable Android applications and crafting efficient CUDA code for GPU acceleration.
    Featured Skill Java
    GPU
    CUDA
    C++
    Web Development
    Web Application
    Android App Development
  • $40 hourly
    • 0.0/5
    • (0 jobs)
    I am a highly skilled software engineer with over a decade of experience in backend development, cloud technologies, and enterprise software systems. I specialize in building scalable, cloud-native services and have successfully delivered backend solutions that are efficient, secure, and designed for seamless integration with complex ecosystems. Proficient in Java and Python, I bring strong technical expertise and hands-on experience in DevOps and infrastructure management. My toolset includes Kubernetes, AWS, Azure, Jenkins, and Artifactory, enabling me to design and maintain high-performance systems that support mission-critical applications. My work has consistently focused on improving deployment efficiency, service reliability, and operational scalability.
    Featured Skill Java
    Docker
    Kubernetes
    Automated Deployment Pipeline
    Cloud Architecture
  • $30 hourly
    • 4.8/5
    • (3 jobs)
    I am Java Developer with more than 14 years of experience in system design, development and implementation of small, medium, and large software projects. I also have more than 5 years of experience in project leadership and Agile methodology. Technical Skills: Languages : Java.python Web Services : SOAP/REST, Apache CXF, JAX-WS, JAX-RS, Unirest, SOAP UI. Container : Docker and Kubernetes EIP Technologies : Apache Camel. Caching Technologies : Redis, Infinispan. Spring Framework : Spring DI/IOC, Spring Data , Spring Scheduler, Spring MVC. JMS Technologies : Apache ActiveMQ. ORM Technologies : JPA, Hibernate. Web Technologies : JSP, Servlets, EL, JSTL, JavaScript, jQuery, Struts, HTML, CSS. Applications Servers : Apache Tomcat , Wildfly. Continuous Integration : Jenkins. Reporting Technologies : JasperReports. Operating Systems : Linux, Windows XP/NT/2000. RDBMS : MySQL , SQL Server 2005, Postgres. BigData/NoSql : Hadoop , Apache Flume , Hbase ,MongoDB , Spark , Zoo Keeper IDE : Intellij, Eclipse. Source Controls : Mercurial, Git , SVN Build Tools : Maven, Apache Ant 1.6. Indexing Framework : Apache Solr , ElasticSearch
    Featured Skill Java
    Python Script
    AWS Lambda
    Amazon API Gateway
    RESTful Architecture
    Apache Spark
    Microservice
    Data Structures
    AWS Glue
    Spring Framework
    Elasticsearch
    Hibernate
    Apache Hadoop
    Amazon DynamoDB
  • $14 hourly
    • 4.8/5
    • (39 jobs)
    I have 9+ years experience in Website/Mobile App QA[Manual/Automation]. Automation Testing Expertise: Automation Tools(Selenium Web-driver and Selenium IDE) Robot Framework and QTP(Automation) Knowledge Of Java,C#,Node JS and Python Expertise In Framework Designing [Hybrid,Data driven and Keyword driven framework] Knowledge Of Junit and testng. Automating sanity test suite, Automate Business Scenarios, Script Execution/Maintenance by using Selenium Web Driver. Knowledge of Sikuli, Robot Class and Auto IT for Desktop Based Applications. Knowledge Of Github,bitbucket and SVN. Knowledge of Maven and Ant. Knowledge Of Jenkins [CI Tool] Integration of SauceLabs and browserstack with Selenium. Integration Of JIRA and TestRail with Selenium. Expertise In Extended Logs and Reports. Expertise In Webservices Testing. Monkey Talk (Automation Tool For Android/I phone App). Appium (Automation Tool For Android/I phone App). Manual Testing Expertise: Expertise in Web Testing On All Technologies [Java,.Net,Magento,PHP,Python,Ruby On Rails etc] Expertise in Mobile App Testing.[Android,iOS and Windows] Knowledge Of Desktop App Testing. Expertise In All Domain Web Testing. Knowledge Of Agile Methodology with Scrum framework implementation. Expertise In writing Test cases and Test Plans Knowledge of JIRA,bugzilla,Redmine,Trello,Bugrocket,Asana,Pivotal Tracker [Defect Tracking Tools] Knowledge of TestRail and OnTestPad [Test Management Tool] Involved In Preparing Traceability Matrices. Good Knowledge of SDLC and Software Testing Life Cycle Experience On Sanity Testing, Regression Testing, Functional Testing, User Interface Testing. Ability to Analyze Requirements, Customer Experience, Business Flow from Functional Level. Performed various black box testing Methodologies Like functional testing and Regression Testing. Performing various types of testing Like GUI Testing, Integration Testing, User Acceptance Testing, Cross Browser Testing, End to End Testing. Communication with Software developer and configuration experts to determine the root cause, severity and impact of defects. Involving in giving daily and weekly status reports to clients. Knowledge of MSSQL
    Featured Skill Java
    Rest Assured
    SQL
    Apache JMeter
    TestNG
    Python
    Robot Framework
    Selenium WebDriver
    Test Case Design
    Test Strategy
    Manual Testing
    Appium
    Postman
    Functional Testing
  • $110 hourly
    • 0.0/5
    • (0 jobs)
    My name is Arpit Agarwal. I am working as QA from last 7.5 years and continuing. I have tested wide range of websites and have used the tools like HP ALM,JIRA, SOAP UI, Selenium, ATDD, Cucumber, Git. I have Designed Hybrids frameworks for our project to optimize the running time and efficiency of test cases. All the projects I have taken are on Agile Methodology and have experience of using Rally for tracking puposes at user story levels. I have Experience of integrating the Projects to Jenkins and Sauce labs to run the test cases on different browsers all at one place. I also have worked on PL/SQL and database connectivity to Frameworks. Currently Working as a Lead Software Engineer in a top product based company
    Featured Skill Java
    Visual Basic for Applications
    Sauce Labs
    Agile Software Development
    Git
    MySQL Programming
    Automated Testing
    Selenium WebDriver
    Cucumber
    Jenkins
  • $23 hourly
    • 4.9/5
    • (7 jobs)
    Hi there! I’m a mobile and web developer, I am an expert in Ionic, Android and Angular.I have total 8+ years of experience with Mobile and Web App Development, I have worked as an Android Developer and Ionic Angular Developer. In these years, I have worked on 50+ projects mostly from scratch. So I am sure, I can create a great product for you too. My experience has given me a deep understanding of Mobile Development. I excel in writing good code with great comments, I have experience with JavaScript, Angular, Angular Material, Angular 4,5,6,7,8,10,12, Ionic, Capacitor, Cordova, Firebase, Android, Kotlin, Java, Gradle, Swift and related frameworks and libraries. Due to experience with Native apps I can resolve some of the ugly bugs Ionic quite easily. I can develop apps on Native as well as on Hybrid Technologies.
    Featured Skill Java
    Material Design
    GitHub
    Payment Gateway Integration
    Android App Development
    Mobile App Development
    Firebase
    Google Analytics
    Android
    HTML5
    MongoDB
    Angular
    Node.js
    JavaScript
  • $10 hourly
    • 5.0/5
    • (1 job)
    I specialize in AI-driven marketing automation and data analytics solutions that save time, increase efficiency, and drive business growth. Whether it’s chatbot setup, ad copywriting, email campaigns, web scraping, or Power BI automation, I provide customized solutions that deliver real results. 💡 What I Offer: ✅ Marketing & Customer Support Automation – Chatbot development, ad copy, email funnels, and social media scheduling. ✅ Data Automation & Analytics – Web scraping, Excel/Python automation, report generation, and interactive Power BI dashboards. ✅ Test Automation & Framework Development – Selenium (Java), Appium (mobile automation), and ADB shell scripting. With a results-driven approach, I ensure on-time delivery, high-quality execution, and customized automation for businesses of all sizes. 🚀 Let’s optimize, automate, and scale your business!
    Featured Skill Java
    Microsoft Excel
    Chatbot Integration
    Data Scraping
    SQL
    Appium
    Test Automation Framework
    Selenium WebDriver
    Python
  • $40 hourly
    • 4.9/5
    • (2 jobs)
    -- I am a Sr. NetSuite Consultant with 7+ years of hands-on experience in NetSuite customization and integration. -- My specialization is in the integration of NetSuite with external systems using SuiteTalk and REST/SOAP WebServices. -- I have lead multiple implementations involving NetSuite customization and integration. -- Handled projects in extremely challenging situation and delivered high quality projects. -- Have profound knowledge in the various perspectives of NetSuite like SuiteScript 1.0, 2.x, SuiteTalk, Workflow, Custom records, Custom flow, SuiteAnalytics Connect, SuiteBundle, SuiteFlow, etc. -- Have done integration between NetSuite to HSBC Bank using REST API. -- Knowledge of Bank Feeds and Automatic Bank Statement Import suiteapp. -- Basic understanding of Salesforce and Celigo integrator. -- Knowledge of Order to Cash and Procure to Pay process. -- Have hands-on experience in various script types like Client, UserEvent, Scheduled, MapReduce, Suitelet, RESTlet and Workflow Action. -- Wrote clean, clear and well-tested code for various clients such as Udemy, Golden State Warriors, and Rubrik. -- I have done multiple bank integration projects with JP Morgan, Bank of America, Johnson Bank, CitiBank, ICICI Bank, Wells Fargo Bank, CapitalOne Bank etc... -- Good knowledge of Bank Import and Reconciliation, and Electronic Bank Payment. -- Have done integration between NetSuite to Shopify and Magento. -- Good understanding of Advanced PDF. -- Good exposure on saved searches including ability to use in scripts for more complex criteria and outcomes.
    Featured Skill Java
    Software Integration
    NetSuite Development
    SuiteScript
    SQL
    JavaScript
    CSS 3
    HTML5
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