Hire the Best Enterprise JavaBeans (EJB) Specialists in Lahore, PK

I help businesses build scalable, secure, and production-ready backend systems using Java, Spring Boot, Microservices, Kubernetes, AWS, and AI-powered integrations. With 10+ years of experience as a Principal Software Engineer and Software Architect, I specialize in designing high-performance enterprise applications, secure APIs, cloud-native systems, and distributed microservices architectures. Most applications don’t fail because of features, they fail because the backend cannot scale, integrations become unstable, deployments are difficult, or systems become hard to maintain. That’s where I can help. 💼 What I Can Help You With ✔️ Spring Boot & Microservices Architecture ✔️ REST & SOAP API Development and Integrations ✔️ Kubernetes & Docker-based Deployments ✔️ AWS Cloud Deployments & Backend Infrastructure ✔️ Secure Authentication & Spring Security ✔️ PKI & Digital Signature Solutions ✔️ AI-powered Integrations & Automation ✔️ System Refactoring & Performance Optimization ✔️ Enterprise Workflow Automation ✔️ Scalable Distributed Systems Design ⚙️ Backend & Cloud Expertise 🔹 Java, J2EE, Spring Boot, Spring MVC 🔹 Spring Security, Hibernate, JPA 🔹 Microservices & Distributed Systems 🔹 Docker & Kubernetes 🔹 AWS Cloud Deployments 🔹 CI/CD Concepts & Backend Automation 🔹 SQL Server & Database Optimization 🔹 REST APIs & SOAP Services 🔹 React JS & Angular (Full-stack support when needed) 🤖 AI & Modern Systems 🔹 AI-powered workflow integrations 🔹 OpenAI/API-based intelligent automation 🔹 AI-assisted backend systems 🔹 Secure AI integrations for enterprise applications 🔹 Scalable AI-enabled microservices architectures 🔐 Security & Enterprise Systems 🔹 PKI-based Digital Signature Systems 🔹 Authentication & Authorization Flows 🔹 Enterprise-grade secure APIs 🔹 Role-based access systems 🔹 Secure transaction processing 💡 Why Clients Work With Me ✔️ 10+ years of real enterprise experience ✔️ Strong architecture and problem-solving skills ✔️ Focus on scalable and maintainable solutions ✔️ Production-ready code quality ✔️ Clear communication and ownership mindset If you need someone who can quickly understand complex systems and deliver reliable backend solutions with modern cloud and AI integrations, I’d be happy to help.

I build backend systems that process real money, currently as a Java Engineer at i2c, a fintech payment processor handling Visa and UnionPay transactions. My focus: Java / Spring Boot microservices, REST APIs, and cloud infrastructure that's built to scale. I bring 2+ years of production experience delivering distributed systems on AWS, along with integrations across payment, compliance, and enterprise platforms. My work includes integrating AI/ML-powered platforms. What I work with: → Backend: Java (Spring Boot, Spring Security, Spring MVC), Node.js, Kafka, Redis → Database: PostgreSQL, MySQL, Informix DB2 → Cloud & DevOps: AWS (Lambda, S3), Docker, Nginx, GitHub Actions CI/CD → Frontend: React.js, Redux, Tailwind CSS → Auth & Security: JWT, OAuth2, Firebase Auth I also bring a track record of 130+ freelance projects on Fiverr (Level 2 seller, 82% repeat client rate), so I know how to communicate, hit deadlines, and make clients want to come back.

Hi, 𝐘𝐨𝐮 𝐠𝐞𝐭 𝐚 𝐭𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐲 𝐩𝐚𝐫𝐭𝐧𝐞𝐫 𝐰𝐡𝐨 𝐡𝐞𝐥𝐩𝐬 𝐭𝐮𝐫𝐧 𝐜𝐨𝐦𝐩𝐥𝐞𝐱 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐜𝐡𝐚𝐥𝐥𝐞𝐧𝐠𝐞𝐬 𝐢𝐧𝐭𝐨 𝐫𝐞𝐥𝐢𝐚𝐛𝐥𝐞, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐚𝐧𝐝 𝐩𝐫𝐚𝐜𝐭𝐢𝐜𝐚𝐥 𝐬𝐨𝐟𝐭𝐰𝐚𝐫𝐞 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬. With 10+ years of backend development experience in Java, Spring Boot, REST APIs, microservices, and enterprise systems, YOU can have solutions that are secure, maintainable, and designed for long-term growth. You can also leverage AI-powered application development using modern LLMs such as OpenAI and Claude to add intelligent features, automate workflows, and enhance your existing products. When needed, you get full-stack support across frontend development, allowing your project to move smoothly from requirement analysis and solution design to development, testing, deployment, and AI integration. The focus is always on understanding YOUR goals, solving real business problems, and delivering technology that creates measurable value for YOUR users and YOUR business, increasing your revenue and maximizing your user base. What YOU GET: 1. 10+ years of Java and Spring Boot backend development 2. 8+ years of developing REST APIs and microservices 3. AI application development with OpenAI and Claude 4. LLM integrations, AI assistants, chatbots, and workflow automation 5. Enterprise application development 6 .10+ years of experience in Oracle, MySQL, and database-driven systems 7. Full software lifecycle delivery, from requirements to deployment 8. Frontend support when end-to-end execution is needed In addition to strong technical expertise, I bring domain experience across fintech in Pakistan, the Gulf, and Africa, healthcare and fitness in Europe, and trucking and agriculture in the USA. I have worked on systems where robust architecture, clean business logic, and dependable delivery are essential. More recently, I have been helping businesses enhance their products with AI capabilities by integrating large language models into existing applications and building AI-powered solutions from the ground up. My focus is always on understanding requirements clearly and delivering solutions that are maintainable, efficient, scalable, and aligned with business goals. I value clear communication, professionalism, and honesty throughout every stage of the project. 𝐈𝐟 𝐲𝐨𝐮 𝐚𝐫𝐞 𝐥𝐨𝐨𝐤𝐢𝐧𝐠 𝐟𝐨𝐫 𝐚 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐰𝐡𝐨 𝐮𝐧𝐝𝐞𝐫𝐬𝐭𝐚𝐧𝐝𝐬 𝐛𝐨𝐭𝐡 𝐭𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐲 𝐚𝐧𝐝 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐠𝐨𝐚𝐥𝐬, 𝐥𝐞𝐭’𝐬 𝐝𝐢𝐬𝐜𝐮𝐬𝐬 𝐲𝐨𝐮𝐫 𝐫𝐞𝐪𝐮𝐢𝐫𝐞𝐦𝐞𝐧𝐭𝐬 𝐚𝐧𝐝 𝐜𝐫𝐞𝐚𝐭𝐞 𝐚 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧 𝐝𝐞𝐬𝐢𝐠𝐧𝐞𝐝 𝐟𝐨𝐫 𝐥𝐨𝐧𝐠-𝐭𝐞𝐫𝐦 𝐬𝐮𝐜𝐜𝐞𝐬𝐬.

I am a Java developer with more than 9 years of experience, dedicated to delivering high-quality work on time. My goal is to bring your ideas to life and ensure the success of your project. I am a quick learner, adept at picking up new technologies, methods, and approaches. My strengths include a deep understanding of Java Core and solid OOP principles. Key technologies I work with include J2EE, J2SE, JPA (Hibernate), Liquibase, EJB, Vaadin, JSF, REST, SOAP, JAX-WS, Security, and Angular. I am always eager to learn and adopt new technologies relevant to your projects. Databases: MySQL, Oracle, MongoDB, Cassandra, SQL Server, PostgreSQL Caching: Redis, Spring Cachable IDE: Primarily IntelliJ IDEA, Experience in Eclipse / MyEclipse Frameworks: Spring, Play, Akka, Scala, Vaadin, JSF, JSP, Servlet Build Tools: Maven, Gradle, Sbt, Ant, Jenkins, Bamboo Frontend: Angular

🚀 Helping Businesses Build Secure, Scalable & High-Performance Applications I am a Senior Full Stack Developer with 10+ years of hands-on experience in building modern enterprise applications and SaaS platforms. I specialize in Java, Spring Boot, Angular, REST APIs, and AWS Cloud solutions—delivering end-to-end development from concept to deployment. 💻 What I Offer Backend Development: Java, Spring Boot, Microservices, REST APIs, GraphQL, Event-driven architectures Frontend Development: Angular, TypeScript, Responsive UI, API Integrations Cloud & DevOps: AWS (EC2, Lambda, RDS, S3, ECS, DynamoDB), Docker, CI/CD pipelines Databases: PostgreSQL, MySQL, MSSQL, MongoDB SaaS & Enterprise Applications: Multi-tenant SaaS, subscription models, migration from legacy to microservices ✅ Why Work With Me? 10+ years of proven expertise delivering scalable solutions Reduced system costs by 30%+ with optimized AWS setups Delivered 15+ SaaS products used by thousands of users Strong leadership—mentored and led development teams with Agile practices Consistently deliver on time and exceed client expectations 🌍 Let’s Build Together! Whether you need a high-performance backend, a responsive web app, or a scalable cloud architecture, I can bring your idea to life. 📩 Hit “Invite” and let’s discuss how I can help you turn your vision into a world-class solution.

⭐️ Top Rated - Top 10% of talent on Upwork 🕒 500+ hours on Upwork ✅ 6+ years of experience ✅ 16+ projects delivered I have worked on various projects based on Microservice Architecture following an event-driven approach/architecture, implemented using different design patterns i.e. Singleton, Factory, CQRS, Event Sourcing, and Saga. I have 6+ years of working experience with Java and 3 with Spring Boot. Work on integrating QuickBooks, Stripe, Chase Orbital, Oracle NetSuite, and many more third-party integrations. As I worked heavily on integrating CRM, ERP, and POS systems with 3rd party APIs and enabling them to exchange data with each other using REST APIs and GraphQL ****************************** REASONS TO CHOOSE ME *********************************** ✅ Prioritize meeting deadlines with the highest regard. ✅ Work collaboratively, demonstrating exceptional communication skills. ✅ Advocate for strong Test Driven Development practices. ✅ Possess the ability to independently generate solutions without the need for highly detailed user stories. I can readily devise and model multiple solutions based on the presented problem, allowing for informed decision-making. ✅ Display enthusiasm for acquiring any necessary knowledge essential for project success. As a quick learner, I am committed to completing tasks promptly. ✅ Maintain intellectual honesty; I will only undertake tasks that align with my capabilities. * ************************** SOME TECHNOLOGIES I MASTER ******************************* ✅ Java 8-11 ✅ Spring Webflux ✅ Spring Cloud ✅ Spring Security ✅ GraphQL ✅ Docker ✅ AWS ✅ RabbitMQ ✅ Kafka ✅ Jenkins ✅ Maven ✅ Gradle *************************** TECHNICAL COMPETENCIES ******************************* • Java Tech-stack: Spring Boot, Hibernate, JPA, Spring Cloud, Quartz, • Language known: Java, VueJs, and Javascript • Database Hands-on: MySQL, PostgreSQL, MongoDB, Elasticsearch, AWS RDS, Cassandra • Messaging Frameworks: Apache Kafka, AWS ActiveMQ, AWS SNS & SQS • DevOps: AWS EC2, S3, GCP • Project management: Git, Aws CodeCommit, Bitbucket, Jira, Trello, Asana • BPMN Tools: Flowable *************************** PROFILE SUMMARY ******************************* • Hands-on experience on Spring Boot-based microservices, AWS Services e.g. Ec2, S3, SNS, SQN • Handled structured, semi-structured, and unstructured data • Experience in VueJs and Qusar for Frontend development • Strong Code Reviews in Spring Boot-based microservices, testing with Junit, Mockito • Domain: Digital Freight Forwarding System and Fintech Invite me and let's build the greatest software products together!! ------------------------------------------ The keywords to find me: Spring Boot Developer, Java Developer, Spring, JPA, Microservices. Fintech, Monolithic Full Stack. Backend Developer, API Integrations, 3rd party API Integration