Spring Security Developers For Hire
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Hire ItJavaData
Specialized in Java desktop and web application. I have several years experience in developement of Java application. Swing, JavaFX, JDBC, Angular, Spring Applications, REST, JSF/Primefaces-Richfaces, JMS, Kafka, SQL, PL/SQL and data manipulation.Specialized in Java desktop and web application. I have several years experience in developement of Java application. Swing, JavaFX, JDBC, Angular, Spring Applications, REST, JSF/Primefaces-Richfaces, JMS, Kafka, SQL, PL/SQL and data manipulation. less -
Hire mgajjarjava
Thank you for taking the time to review my profile. With over a decade of experience in web application development, I have specialized in various domains including hospital management, logistics, and communication gateways such as email and web space. Additionally, I have successfully managed teams of up to 10...Thank you for taking the time to review my profile. With over a decade of experience in web application development, I have specialized in various domains including hospital management, logistics, and communication gateways such as email and web space. Additionally, I have successfully managed teams of up to 10 individuals. My expertise spans across a range of frameworks including Spring MVC, Spring Boot, Wavemaker 6.7, Jersey Rest Web Services, Spring Security, JPA, Servlet, Hibernate, and Spring Microservices. Furthermore, I am proficient in a variety of web technologies such as JSP, JSTL, HTML, JavaScript, Ajax, Bootstrap theme configuration, jQuery, Team Leaf Spring, and Tiles configuration within Spring frameworks. In terms of databases, I am well-versed in MySQL, SQL-2008, PostgreSQL, Oracle, and MongoDB, with extensive experience in database connectivity using Hibernate, JPA, JDBC, and Spring Data JPA. My proficiency extends to version control tools such as Git, SVN, and Gitlab, as well as build tools including Maven and Gradle. Moreover, I have utilized project management tools such as Jira, Asana, and Trello to effectively organize and oversee projects. Once again, I appreciate the opportunity to collaborate with you and look forward to the possibility of working together. less -
Hire ShahinurMithun
Founded on a passion for solving complex business challenges through technology, OrFactor has delivered mission-critical solutions for clients in 25+ countries, including the USA, UK, Canada, Australia, Germany, France, the Netherlands, and Norway. Over the years, we’ve grown into a global team of 70+ specialized...Founded on a passion for solving complex business challenges through technology, OrFactor has delivered mission-critical solutions for clients in 25+ countries, including the USA, UK, Canada, Australia, Germany, France, the Netherlands, and Norway. Over the years, we’ve grown into a global team of 70+ specialized engineers with a 100% project completion rate — we finish what we start. Our expertise spans custom software development, enterprise integration, cloud transformation, DevOps, and data-driven digital solutions, all managed with precision, transparency, and a results-first mindset. From startups to Fortune 500 enterprises, our mission remains simple: build scalable, high-impact solutions that help clients innovate faster, reduce risk, and achieve measurable success. ⚡ Why Clients Trust Us ✅ 70+ specialized engineers • 21 years experience • 500+ projects delivered ✅ ZERO abandonment—100% completion guarantee ✅ Free 1-hour consultation • Dedicated PM • Daily updates ✅ 1 month FREE maintenance • NDA ready • 100% code ownership ✅ Deliver 2 weeks early (average) • Crystal-clear English • 24/7 support 💼 Our Expertise ✅ Custom Website Development ✅ Mobile App Development ✅ E-commerce Solutions ✅ Enterprise Software & SaaS ✅ API Development & Integration ✅ Cloud Infrastructure & DevOps ✅ AI/ML Integration ✅ UI/UX Design ✅ CMS & Content Platforms ✅ Database Design & Optimization ✅ Security & Compliance ✅ Maintenance & Support 🛠️ Technical Stack Frontend: React • Next.js • Vue.js • Angular • TypeScript • Tailwind CSS • Bootstrap Backend: Node.js • Python (Django) • PHP (Laravel) • Java (Spring Boot) • .NET Core • Ruby on Rails • Perl Mobile: Flutter • React Native • iOS (Swift) • Android (Kotlin) Database: PostgreSQL • MySQL • MongoDB • Redis • Firebase Cloud/DevOps: AWS • Google Cloud • Azure • Docker • Kubernetes AI/ML: OpenAI/Claude API • TensorFlow • Custom Chatbots Security: OWASP • GDPR • PCI-DSS • HIPAA Your project deserves a partner who cares. Whether you're launching a startup, scaling a business, or transforming operations—we're here to make it happen. Team OrFactor | Your Partner in Engineering Excellence Since 2004 less -
Hire pheonixsolutions
We are a highly experienced technology team with over 16 years of expertise across custom development solutions, web hosting, e-commerce platforms, server and domain administration, , DevOps, cloud administration, and infrastructure management. Over the years, we have supported businesses of all sizes by building...We are a highly experienced technology team with over 16 years of expertise across custom development solutions, web hosting, e-commerce platforms, server and domain administration, , DevOps, cloud administration, and infrastructure management. Over the years, we have supported businesses of all sizes by building stable, secure, and scalable digital ecosystems. Backed by a skilled and collaborative development team, we work as an extension of your business, offering customized solutions, transparent communication, and dependable support. If you are looking for a long-term technology partner who values precision, efficiency, and continuous improvement, we are here to collaborate and help you succeed. Our approach is rooted in proactiveness, reliability, and on-time delivery. We don’t just execute tasks—we understand business challenges and design solutions that create long-term value. From reliable hosting and automation to modern DevOps pipelines and cloud optimization, our services are carefully tailored to align with your business goals. We also specialize in scalable hosting and DevOps solutions that enable growth without the complexity and cost associated with larger providers. With a strong focus on automation and infrastructure reliability, we help organizations improve performance, reduce operational overhead, and maintain system stability. less -
Hire iosifpeterfi
Senior Systems & Security Engineer with 15+ years in enterprise-grade IT. I design, harden, and operate high-availability infrastructure, and I streamline delivery with automation and clean processes. My focus: reliability, security, and clear documentation—so changes are low-risk and handovers are...Senior Systems & Security Engineer with 15+ years in enterprise-grade IT. I design, harden, and operate high-availability infrastructure, and I streamline delivery with automation and clean processes. My focus: reliability, security, and clear documentation—so changes are low-risk and handovers are effortless. Strengths: Infrastructure architecture & operations (Linux/Windows, virtualization, networking) Security hardening, identity & access, monitoring/observability Automation & DevOps practices (CI/CD, config management, IaC) Migrations and upgrades with minimal downtime Concise runbooks, risk-aware planning, and stakeholder-friendly communication Certifications: CompTIA Security+, Microsoft MCSE/MCSA/MCITP Languages: English (C2), German (C1), native Romanian Location: Germany • NDA-friendly • Reliable and responsive less -
Hire aashish27280
I am a Backend Software Engineer with strong expertise in Java, Spring Boot, and production-grade microservices architecture. I specialize in building scalable, secure, and high-performance backend systems with real-world experience in authentication, API security, and distributed systems. 💡 What I can do for...I am a Backend Software Engineer with strong expertise in Java, Spring Boot, and production-grade microservices architecture. I specialize in building scalable, secure, and high-performance backend systems with real-world experience in authentication, API security, and distributed systems. 💡 What I can do for you: * Build scalable REST APIs using Spring Boot & Microservices * Implement secure authentication systems (JWT, RBAC) * Design distributed systems using Spring Cloud & API Gateway * Fix bugs and optimize backend performance * Integrate caching (Redis) for high performance * Secure applications using OWASP best practices * Integrate AI/LLM-based features (chat, automation, APIs) ⚡ Why clients choose me: * Production-level project experience (Microservices, CI/CD, Docker) * Strong focus on security (JWT, API Security, OWASP Top 10) * Fast delivery with clean, maintainable architecture * Strong DSA + problem-solving skills (400+ problems solved) 🛠 Tech Stack: Java | Spring Boot | Microservices | REST APIs | MySQL | MongoDB | Redis Spring Cloud | API Gateway | JWT | RBAC | Docker | Git | CI/CD LLM APIs | JSON | System Design 🚀 I bring a combination of backend engineering, system design, and security-focused development to deliver reliable and scalable solutions. Available for immediate work | Fast delivery guaranteed less -
Hire geniuz17
Results-driven Senior Software Engineer with over 10 years of experience in backend and full-stack development across fintech, e-commerce, and education domains. Proven expertise in building scalable systems, leading engineering teams, and delivering mission-critical software. Adept in modern Java frameworks, AWS...Results-driven Senior Software Engineer with over 10 years of experience in backend and full-stack development across fintech, e-commerce, and education domains. Proven expertise in building scalable systems, leading engineering teams, and delivering mission-critical software. Adept in modern Java frameworks, AWS cloud services, and microservices architecture. Strong collaborator and mentor with a passion for clean code and continuous improvement My expertise include: ➡️ Languages & Frameworks: Java (8+), Kotlin, Spring Boot, Quarkus, JPA (Hibernate, EclipseLink), JAX-RS, GraphQL, gRPC ➡️ Frontend: Angular 12+, HTML5, CSS3, SCSS, JavaScript, TypeScript enabling the creation of dynamic and responsive user interfaces. ➡️ Cloud & DevOps: AWS (EC2, S3, SQS, RDS, Glue, Athena), Docker, Kubernetes, CI/CD ➡️ Architecture: Microservices, Event-driven Architecture (Kafka, RabbitMQ, ActiveMQ, SQS) ➡️ Tools & Testing: Git, JIRA, Slack, JUnit, Mockito, Redis, ETL, Cube.js ➡️ Databases: MySQL, PostgreSQL, Oracle, MongoDB, Elasticsearch, Cassandra ➡️ Event-driven architecture (ActiveMq, Apache Kafka, RabbitMq and AWS SQS) ➡️ CI/CD (Github Actions, GitLab CI/CD) See Sample Java Apps here : https://github.com/simiyu17 Open Data Kit (ODK) ➡️ Convert your paper questionnaire to file readable by ODK android app ➡️ Set up your ODK server (ODK Aggregate/Central) in the cloud or on premise server ➡️ Manage your data in my ODK server during data collection(If prefered) ➡️ Manage your data in YOUR ODK server during data collection(If prefered) ➡️ ODK collect app customization ➡️ ODK integrations via REST API for example DHIS2 less -
Hire indiasofttel
More than 08 years of experience in Software development, huge experience in building mobile app & web solution. I delivered more than 300 Mobile apps and Web solutions base on Java/J2EE related stacks to various client across the world. I am very strong in developing REST API using Spring Boot, JAX-RS or Jboss...More than 08 years of experience in Software development, huge experience in building mobile app & web solution. I delivered more than 300 Mobile apps and Web solutions base on Java/J2EE related stacks to various client across the world. I am very strong in developing REST API using Spring Boot, JAX-RS or Jboss REST Easy. I worked as back-end engineer for many web/mobile app project so know well FCM/APNS push notification services, Twilio SMS API and collaborating with Front-end/Mobile app developer. I worked for Android(Java/Kotlin), iOS, Hybrid app (Flutter/React native), PHP(Laravel, Codeigniter) , Java, Java Swing, JavaFX, Spring Boot, REST, C# with APS .NET . Cloud platform like Google, Azure, Digital Ocean, AWS and many local hosting provider. Integrating various hardware devices to Mobile or Desktop app eg. RFID, NFC Reader, Bar code reader, Receipt printer, Bluetooth keyboard . I also work on customising Unicenta POS system. Apart form that I have also strong hands on Android (Java.Kotlin) Based Mobile apps with Hybrid experience Flutter or React Native. These are not limitation I am open for any new project with any tech-stack. less -
Hire LonelyJavaCoder
LonelyJavaCoder LonelyJavaCoder
$10 USD / hour
Java 8 | Spring Boot | REST API | MicroservicesIndiaHi, I’m Kundan Kumar, a passionate Java Developer with 5+ years of professional experience building scalable backend systems. I specialize in developing REST APIs, microservices, and banking/fintech applications using modern Java frameworks. ✅ Tech Stack: Java 8–17, Spring MVC ,Spring Boot ,Spring Security ,...Hi, I’m Kundan Kumar, a passionate Java Developer with 5+ years of professional experience building scalable backend systems. I specialize in developing REST APIs, microservices, and banking/fintech applications using modern Java frameworks. ✅ Tech Stack: Java 8–17, Spring MVC ,Spring Boot ,Spring Security , Hibernate ,JPA REST APIs, Microservices, Kafka, RabbitMQ MySQL, PostgreSQL, MongoDB ,Oracle Docker, AWS EC2, EKS, Jenkins CI/CD Unit Testing (JUnit, Mockito) Angular , HTML , CSS , JavaScript ,Jquery ✅ What I can do for you: Build or optimize backend services Design REST APIs or microservices Integrate with databases or 3rd party APIs Debug, refactor, or enhance existing Java apps Deploy Java apps to AWS / Docker 💬 Let’s discuss your project — I deliver clean, efficient, and maintainable code with proper documentation and testing. Project : “Banking loan management API using Spring Boot & MySQL” “Microservices-based loan processing system” “E-commerce backend with JWT security” less -
Hire giaphung2k1
Hi! I'm Hung, a seasoned Full-Stack Developer with over 5 years of expertise, I specialize in crafting scalable , high-performance web applications and management systems that align with your business goals. Utilizing cutting-edge technologies like Php, Laravel, Python, Node.js, Vue.js, React, WordPress, Magento,...Hi! I'm Hung, a seasoned Full-Stack Developer with over 5 years of expertise, I specialize in crafting scalable , high-performance web applications and management systems that align with your business goals. Utilizing cutting-edge technologies like Php, Laravel, Python, Node.js, Vue.js, React, WordPress, Magento, CodeIgniter, and Shopify, I deliver exceptional results on time and within budget. 💻 My Expertise Backend Mastery ✓ PHP Frameworks: Expert in Laravel, CodeIgniter, CakePHP, and Yii. ✓ Python Expertise: Skilled in Flask, Django, FastAPI, Celery, and WebSocket integrations. ✓ Node.js Mastery: Experience with Express.js, NestJS, Hapi.js, Sails.js, and real-time applications using Socket.IO. ✓ Database Expertise: Proficient in MySQL, PostgreSQL, MongoDB, SQLite, NoSQL, and SQL Server--optimized for performance. ✓ API Development: Specializing in RESTful and GraphQL APIs with seamless third-party integrations. ✓ CMS Expertse: Extensive experience with Magento 1 & 2, WordPress, Squarespace, Shopify, and more. Frontend Excellence ✓ Core Languages: HTML5, CSS3, JavaScript (ES6+), TypeScript, jQuery. ✓ Frameworks/Libraries: Vue.js (Next and Nuxt), React, Angular, Alpine.js, Bootstrap, and Tailwind CSS. ✓ Specialties: Proficient in Progressive Web Apps (PWA), PSD/Figma-to-HTML conversions, ensuring pixel-perfect, responsive designs. ✨Services I Offer ✓ Custom Web Applications: Tailored solutions built from the ground up or optimized for performance. ✓ API Development & Integration: From RESTful to GraphQL, ensuring smooth data flow. ✓ E-commerce Solutions: Customization for platforms like Magento, Shopify, and WooCommerce. ✓ Scalable Backend Solutions: Designed for high-traffic systems. ✓ Frontend Development: User-friendly interfaces powered by Vue.js or React. ✓ Ongoing Maintenance & Support 🎯 Why Clients Choose Me ? ✔️ Proven Experience ✔️ Problem Solver ✔️ Commitment to Excellence ✔️Your Success is My Goal Results You Can Expect ✓ Optimized for performance and scalability. ✓ Aligning with your business goals and growth strategies. ✓ Focusing on performance, security, and scalability. Ready to Get Started? Let's connect today! I am committed to building long-term partnerships. Feel free to reach out with any questions or project inquiries. KEYWORDS: #WordPress #PHP #Laravel #Vue #MVC #Python #MySQL #WebDesign #WebAPI #NodeJS #ReactJS #Backend #Frontend #FullStack #Shopify less
