J2EE Developers Za najem
Prikazanih 75 rezultatov
Sponzorirani freelancerji
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Najemi rohitpatidar001
rohitpatidar001 rohitpatidar001
$18 USD/uro
Senior Java Spring Boot&React Full Stack DeveloperIndiaFull Stack Developer with 11+ years of experience building scalable web and enterprise applications using Java, Spring Boot, React, Angular, Node.js, Kafka, and GraphQL. I specialize in: • Spring Boot microservices and REST API development • Full stack application development using React and Angular • Backend...Full Stack Developer with 11+ years of experience building scalable web and enterprise applications using Java, Spring Boot, React, Angular, Node.js, Kafka, and GraphQL. I specialize in: • Spring Boot microservices and REST API development • Full stack application development using React and Angular • Backend integration using Node.js and GraphQL • Kafka-based event-driven architecture and messaging systems • PostgreSQL, MySQL, Oracle, and MongoDB database integration • Hibernate/JPA and efficient backend data processing • API security, validation, debugging, and performance optimization • Docker, Git, Maven, CI/CD, and cloud deployment support I have experience working on enterprise applications involving: • Financial systems • Data processing workflows • API integrations • Microservices architecture • Batch processing systems • Real-time messaging and distributed systems Technologies: Java, Spring Boot, React, Angular, Node.js, Kafka, GraphQL, REST APIs, Microservices, Oracle, PostgreSQL, MongoDB, SQL, Maven, Git, Docker I focus on clean architecture, scalable solutions, reliable delivery, and maintainable code. manj -
Najemi tumakha
I am a Senior Scala /Java Developer with 20 years of experience in architecture design and development with strong problem solving skills. Self-motivated and able to work independently without supervision. Strong self-organization and time-management skills. KEY SKILLS AND COMPETENCIES ● Java Back-End: Java, Spring...I am a Senior Scala /Java Developer with 20 years of experience in architecture design and development with strong problem solving skills. Self-motivated and able to work independently without supervision. Strong self-organization and time-management skills. KEY SKILLS AND COMPETENCIES ● Java Back-End: Java, Spring Boot/Data/MVC/Cloud, JPA, Kafka, Gradle, Maven ● Scala Back-End: Scala, Spark, Akka (Cluster, Streams, Http), Play, Cats, Slick, SBT ● Databases: MySQL, Oracle, MongoDB, Cassandra ● Testing: JUnit, DbUnit, JsonUnit, XMLUnit, Mockito, TestNG, REST Assured, Selenium manj -
Najemi techplusintl
TechPlus is a full-stack development and digital solutions provider delivering end-to-end web, mobile, AI, automation, and software development services. We design, build, automate, and optimize digital systems that help businesses scale efficiently — from modern websites and mobile apps to enterprise software,...TechPlus is a full-stack development and digital solutions provider delivering end-to-end web, mobile, AI, automation, and software development services. We design, build, automate, and optimize digital systems that help businesses scale efficiently — from modern websites and mobile apps to enterprise software, integrations, and intelligent automation solutions. **Services Offered** • Web design & development (CMS, custom apps, e-commerce) • Mobile app design & development (Android, iOS, hybrid) • Automation, scripting, scraping & workflow optimization • AI integrations, chatbots & data processing solutions • API development & third-party integrations • Database architecture, optimization & migration • Custom software & SaaS development **Deliverables & Outputs** • Business websites, dashboards, portals & landing pages • E-commerce stores and CMS-based platforms • Mobile apps with admin panels and backend systems • Automation tools, bots, and integration pipelines • Database systems, reports & analytics solutions • Custom plugins, extensions, and enterprise applications **Technologies & Tools** PHP, ASP.NET, VB.NET, C, C#, C++, Python, Node.js, JavaScript frameworks (React, Angular, Vue), Laravel, CodeIgniter, Django, Flask, Yii, CakePHP, WordPress, Shopify, Wix, Weebly, Squarespace, Magento, OpenCart, PrestaShop, SharePoint, Excel, Google Sheets, APIs, cloud services, and modern development frameworks. TechPlus maintains clear English communication, structured documentation, transparent collaboration, and a strong focus on quality delivery, reliability, and long-term client partnerships. manj -
Najemi Colaninfotech
Colan Infotech is an early adopter of the developing Artificial Intelligence, Machine Learning, Data Science, Data Enginnering,Java,.Net.PHP,Testing,Mobility etc. We do Software Development, Website Designing, and Smart-phone apps development. We offer services to large enterprises, Small and Medium-size companies,...Colan Infotech is an early adopter of the developing Artificial Intelligence, Machine Learning, Data Science, Data Enginnering,Java,.Net.PHP,Testing,Mobility etc. We do Software Development, Website Designing, and Smart-phone apps development. We offer services to large enterprises, Small and Medium-size companies, and software product companies. We have a well-experienced team with strong technical background and dedicated team of professionals equipped with all required offshore project development, infrastructure and also we have associated with reputed partners in software products and technology. https://colaninfotech.com/freelancer manj -
Najemi abhayk49
Experienced Java developer with 5 years in web-based J2EE applications. Proficient in multi-tier design using Spring MVC, Spring Boot, AWT, SWING, REST APIs, and SQL Server. Strong in OOP, multithreading, SSO, and Agile processes, with expertise in AWS deployment. Skilled in Tomcat, Postman, Jenkins, Git, Jira,...Experienced Java developer with 5 years in web-based J2EE applications. Proficient in multi-tier design using Spring MVC, Spring Boot, AWT, SWING, REST APIs, and SQL Server. Strong in OOP, multithreading, SSO, and Agile processes, with expertise in AWS deployment. Skilled in Tomcat, Postman, Jenkins, Git, Jira, Eclipse, and IntelliJ. manj -
Najemi devetar
Seasoned Java/Full-Stack Developer with 14 years of experience, specializing in diverse industries such as hospitality, air and water quality monitoring, sports betting, casinos, fintech, and medicine. My expertise spans multiple technologies including Java, Kotlin, Go, JavaScript, TypeScript, Spring Boot,...Seasoned Java/Full-Stack Developer with 14 years of experience, specializing in diverse industries such as hospitality, air and water quality monitoring, sports betting, casinos, fintech, and medicine. My expertise spans multiple technologies including Java, Kotlin, Go, JavaScript, TypeScript, Spring Boot, PostgreSQL, MySQL, MongoDB, Node.js, Express.js, Nest.js, Next.js, React, Angular, and Vue. I hold a Master's degree in Computer Science. Throughout my career, I have provided the following services: ?️ Backend Development ? Frontend Development ?️ Web Development ?️ System Architecture ? Database Design & Modeling ? API Development & Integration ? IoT Backend Development ? AI Development & Integration ? Blockchain, DeFi, DApp, NFT ☁️ Cloud Engineering I have collaborated with global banking institutions, game development companies, startups, and several Fortune 500 clients across various sectors: ? Health Care ? Air and Water Quality Monitoring ? Sports Betting ? Casinos ? Fintech & Banking ? Medicine ? Hospitality I specialize in building secure and scalable blockchain solutions using Solidity, Ethereum, Polygon, Binance Smart Chain, and other EVM-compatible chains. I’ve delivered projects in DeFi, NFT marketplaces, DAOs, staking platforms, token development (ERC20, ERC721, ERC1155), and crypto payment gateways. I have deep knowledge of tokenomics, gas optimization, contract auditing, and full-stack dApps using React, Next.js, Node.js, and Web3.js/Ethers.js. I ensure all contracts are secure, upgradeable, and fully tested using tools like Hardhat, Truffle, and Foundry. I follow best practices in smart contract development with CI/CD, Git, and test-driven workflows. Whether you need a fully-featured dApp, NFT minting engine, DeFi protocol, or blockchain integration into existing systems, I’m here to deliver high-quality, production-ready code. As a Spring Boot expert, I have developed numerous robust backend systems, showcasing my ability to integrate complex server functionalities seamlessly. Here’s a snapshot of the tech stacks I've mastered: - Languages: Java, JavaScript, TypeScript - Frameworks: Spring Boot, React, Vue.js, Angular - Blockchain Development: Ethereum, Solana, Smart Contracts, Solidity, Rust, MemeCoins, Trading Strategies - Web Development: - Frontend: HTML5, CSS3, React, Vue, Angular - Backend: Spring Boot, Node.js, Express.js - Database Management: MySQL, PostgreSQL, MongoDB - DevOps and Collaboration Tools: Git, Docker, Jenkins, AWS, Azure - Software Testing: JUnit, Mockito, Selenium, Jest - Additional Skills: RESTful APIs, microservices architecture, Agile methodologies, DevOps practices My career is a testament to my dedication to continuous learning and embracing new challenges. I am enthusiastic about further enhancing my technical skills and am always prepared for the next technological advancements in the software development industry. manj -
Najemi p4logics
Web | iOS | Android | Java | Python | Node | React | Angular | AI | Blockchain | Bot At P4logics, We specialize in developing web and mobile applications using AngularJS, ReactJS, FlutterJS, React Native, NodeJS, Java, and Spring Boot. Our team of experts is committed to creating high-performance, scalable, and...Web | iOS | Android | Java | Python | Node | React | Angular | AI | Blockchain | Bot At P4logics, We specialize in developing web and mobile applications using AngularJS, ReactJS, FlutterJS, React Native, NodeJS, Java, and Spring Boot. Our team of experts is committed to creating high-performance, scalable, and user-friendly applications tailored to the unique needs of our clients. With over a decade of experience, our seasoned team of developers operates around the clock, ensuring unparalleled service delivery in the most efficient and effective manner possible. Our approach is rooted in meticulous observation, attentive listening, and profound understanding, enabling us to craft bespoke yet intelligent solutions for our clients. Skill Sets: Specializations in Programming Languages & Frameworks: Java, J2EE, JavaFX, Swing, Socket/RMI Programming Spring Boot, Spring Security (using JWT, CSRF, OAuth token sharing), Spring JPA, Web Services, Hibernate, PHP, WordPress, Python Frontend & Mobile Development: AngularJS, React Native, ReactJS, NodeJS, FlutterJS, Swift, Android Web Scraping / Web Automation AI and Blockchain Image and Video Processing Services: Web Development iOS Development Android Development Java Development React Development Angular Development Bot Development Thank You manj -
Najemi divyeshdudhats
Salesforce.com, Razvijanje Salesforce aplikacij, Arhitektura porgramske opreme, Salesforce Lightning, Urejanje fotografijHello! I'm Divyesh Dudhat, a professional Salesforce to delivering custom Salesforce solutions since 2019. My expertise lies in crafting scalable, innovative, and efficient solutions tailored to meet unique business requirements. Technical Expertise & Services Custom Development Apex & Visualforce: High-performance...Hello! I'm Divyesh Dudhat, a professional Salesforce to delivering custom Salesforce solutions since 2019. My expertise lies in crafting scalable, innovative, and efficient solutions tailored to meet unique business requirements. Technical Expertise & Services Custom Development Apex & Visualforce: High-performance custom triggers, batch jobs, and web services. Lightning Components (LWC & Aura): Interactive and responsive components for dynamic user experiences. Automation Solutions Advanced Flows, Process Builders, and Workflow Rules to streamline business operations. API Integrations Seamlessly integrate Salesforce with external systems like SOS Inventory, Zendesk, Xero, and others for unified workflows. AppExchange Expertise Proficient with tools like PandaDoc, DocuSign, and DocParser to enhance functionality. Third-Party Integrations Experience with platforms like Skyvia, Zapier, and MuleSoft for advanced connectivity. Salesforce Cloud Proficiency Expertise in Service Cloud, Community Cloud, and Omni-Channel implementations. Einstein Analytics Design intuitive Dashboards and actionable Reports to turn raw data into strategic insights. Why Work With Me? I am passionate about leveraging Salesforce's capabilities to drive efficiency, enhance customer experiences, and achieve business goals. My commitment is to deliver high-quality solutions that align perfectly with your vision. Ready to elevate your Salesforce ecosystem? Let’s collaborate and turn your ideas into impactful results. Learn more: www.msdautomations.com manj -
Najemi winmaclin
We are proud to be among the ⭐ top 1% on Freelancer.com⭐, recognized for our earnings and positive reviews. ✎ Corporate Value Proposition ➬ Patience with Clients ➬ Diversified Industry Portfolio ➬ Dedication to Client's Vision & Empowerment ➬ Proactive in Suggesting Best Practice Solutions ➬ Prioritizes Personal...We are proud to be among the ⭐ top 1% on Freelancer.com⭐, recognized for our earnings and positive reviews. ✎ Corporate Value Proposition ➬ Patience with Clients ➬ Diversified Industry Portfolio ➬ Dedication to Client's Vision & Empowerment ➬ Proactive in Suggesting Best Practice Solutions ➬ Prioritizes Personal Privacy and Data Security ➬ Customer-Centric, Collaborative and Communicative Approach ✎ Our Achievements ➬ 20+ Years of Experience ➬ 350+ Talented IT Professionals ➬ 3000+ Successful Projects ➬ Served Clients in 50+ Countries ✎ Our Services ➬ Custom Software Development ➬ Web & Mobile Application Development ➬ QA & Testing ➬ Support & Maintenance ➬ Staff Augmentation ➬ Cloud Services & DevOps ➬ AI/ ML ✎ About Narola Infotech Solutions LLP We stay ahead with the latest tools, frameworks, and programming languages to deliver high-performance, user-friendly, and scalable applications. Whether it's feature-rich websites, robust mobile applications, or comprehensive digital solutions, we turn your ideas into reality with advanced designing and QA services. Our commitment to exceptional customer service sets us apart. We prioritize clear communication, collaboration, and understanding your goals. Our team works closely with each client, offering valuable insights, expert guidance, and continuous support throughout the development process and beyond. Partnering with Narola Infotech means gaining a reliable and strategic technology partner committed to driving your business forward. We strive to exceed expectations, deliver exceptional quality, and ensure timely project completion within budget. Our goal is to help businesses thrive in the digital landscape with our expertise and impactful solutions. We have worked with notable clients such as CGI, L&T, Infosys, Biocon, TVSNext, and many others. ✎ Our Expertise We excel in multi-layered software designing, development, maintenance, and enhancement using OOP concepts, multi-threading, and collection framework with comprehensive QA testing. ✎ Tech Stack ➬ Frontend: Wireframe, UI/UX, PSD, Bootstrap, JavaScript, AngularJS, ReactJS, VueJS ➬ Backend: ASP.NET, C#, Java, PHP, WordPress, Shopify, NodeJS, Python, Django ➬ Mobile: iOS & Android, Objective-C & Java SDK, Swift, React Native, Flutter ➬ Other: MS Dynamics 365, Microsoft, Power Platform, Salesforce, DevOps, AWS, Azure, Big Data, Embedded Solutions, Bots, AI & Machine Learning, Automation. ✎ Our Strengths ➬ Regular Communication ➬ Daily & Weekly work update reports ➬ 100% Guaranteed Plagiarism-Free Work ➬ Guaranteed Data Security & Privacy ➬ Agile Development Methodology ➬ Flexible Engagement Models: - FIXED COST - TIME & MATERIAL(Hourly) - DEDICATED TEAM - HYBRID MODEL (Fixed + Hourly) Experience the Narola Infotech advantage and unlock your business's true potential with our state-of-the-art web apps, mobile apps, and digital solutions. manj -
Najemi akshayatm
I am a software engineer who has strong experience on web application development, AWS, GCP cloud based application development, migration from old technologies to latest tech stacks scalable applications along with grpah db api implementation. I am a MIFOS x microfinance applicaion developer. I have customized...I am a software engineer who has strong experience on web application development, AWS, GCP cloud based application development, migration from old technologies to latest tech stacks scalable applications along with grpah db api implementation. I am a MIFOS x microfinance applicaion developer. I have customized mifos x according to their organization requirements for many clients around the globe. I have expertise in devops. CI/CD with jenkins pipeline, Bitbucket , sonar . I have strong domain expertise in Insurance and telecom domain. I am a LOMA certified expert insurance product developer. 1) Web API development: - Neo4j data base applications. - RESTful web service using Spring or Jersey and neo4j api 2) Web front-end development - I have expertise in spring boot, microservices, swagger openAPI, jsonschema etc. 3) Database - SQL: Mysql - Strong experience in Neo4j db 4) -Google cloud engine 5) Others - I can use Git or SVN for source code management tool. - I'm familiar with Maven and Ant build. - I can use most of popular Linux distribution. manj
