Hire the Best Apache Struts 2 Freelancers in Bengaluru, IN

👋 Hi, I'm Sourav, a Senior Software Developer with 10+ years of full-stack experience, specializing in Java, Spring Boot, Microservices, and scalable distributed systems. 🚀 I help startups, enterprises, and individual developers solve complex problems — whether you're building a backend system, preparing for coding interviews, or tackling tech assignments. 🔧 Services I Offer: ⚙️ Full-Stack Development (Java 21, Spring Boot, React) 🧠 Coding Interview Prep (DSA + System Design for FAANG & Top Tech) 🧩 Scalable Backend Systems (Microservices, Kafka, Redis, NoSQL) 🛠️ Architecture Guidance (HLD/LLD, Design Patterns, Best Practices) 🎓 1:1 Mentorship, Code Reviews, Training Sessions, and Project Support 📝 Help with Assignments, Quizzes, Labs, and Real-World Challenges 🧠 Expertise: Strong command over Data Structures & Algorithms (LeetCode 1800+ problems solved) Designed resilient, distributed systems for real-world use cases Built and deployed end-to-end microservices apps on AWS & GCP Extensive experience with coding platforms: LeetCode, HackerRank, Codeforces 💻 Tech Stack: Languages & Frameworks: Java 21, Spring Boot, Hibernate, JPA, Node.js, ASP.NET Frontend: React, Angular, HTML5, CSS3, Bootstrap Databases: MySQL, PostgreSQL, MongoDB, Firebase, Cassandra DevOps & Cloud: Docker, Kubernetes, Jenkins, Git, AWS, Azure, GCP Testing: JUnit, Mockito, PowerMock, Mocha, Jasmine 💬 Why Work With Me? ✅ Industry-grade experience from IBM ✅ Proven results in coding mentorship and interview prep ✅ Deep focus on clean, scalable, and maintainable code ✅ Excellent communicator with global remote work experience 📬 Ready to level up your tech stack or crack that interview? Let’s connect and build something great — together!

✅ 10+ years experience. ✅ 390 + hours worked ✅ Exceptional English Conversation skills ✅ 100% Quality Backend developer specialised in Java, Python, Gen AI and Spring Boot, with a proven track record of delivering scalable, high-performance solutions for businesses. Over the years, I have worked with leading MNCs like Walmart Labs and Samsung, as well as dynamic startups such as OYO Rooms and 1mg, to build robust backend systems that power seamless user experiences. Front-end developer, with a solid 9+ years of experience and a proven track record, I am dedicated to implementing best practices and leveraging the latest technologies to deliver exceptional results. Backend developer with 10+ years of professional experience along with 2+ years as a full stack developer, specialising in: ✔ Java, Spring Boot, Spring Data JPA, Spring Security, Oauth2 ✔️ Gen AI ✔ Typescript, Angular, Angular Material ✔ Javascript Working with me, you will: ✔ Get fast response and clear communication ✔ Beautiful and reusable code, intuitive, and functional interface applying all the best practices ✔ Developer familiar with DevOps practices and CI/CD pipelines. About My Skills: Backend: ✅ JAVA, Java EE, JUnits ✅ Gen AI ✅ Spring Frameworks (Spring Boot, Spring MVC, Spring Data JPA, Spring Security, etc) ✅ Spring Security, Oauth2, OpenID Connect (OIDC) ✅ Hibernate ✅ Servlet, JUnit, Jackson, Gson, Concurrency in Java ✅ REST API, Swagger/OpenAPI, Quartz, Lombok, REST, JSON, XML ✅ Apache Kafka ✅ Microservices CI/CD (DevOps) ✅ GIT, GitHub, GitLab ✅ GitHub Actions ✅ Docker ✅ Kubernetes ✅ Jenkins ✅ REST API ✅ AWS ✅ GKE Frontend: ✅ JavaScript, TypeScript ✅ React, Redux, Redux Toolkit, Saga, Thunk, Storybook ✅ Angular (2+), RxJS, NgRx ✅ Jest, Karma, Jasmine, Enzyme, React Testing Library, Cypress ✅ Javascript ✅ HTML, CSS, Bootstrap ✅ TailwindCSS Others: Software/tools/others; ✅ Database (DynamoDb, Azure SQL, Aure Cosmos, MySQL, Oracle, SQL SERVER) ✅ Maven, Gradle, TFS ✅ Oracle SQL Developer ✅ Amazon Cognito ✅ AWS Services ✅ GCP (Google Cloud Platform) ✅ Stripe ✅ Azure DevOps ✅ Nodejs (Express, NPM) ✅ Visual Studio, Visual Studio Code ✅ IntelliJ, eclipse, Atom, Android Studio ✅ mRemoteNG ✅ Tomcat ✅ Postman, SoapUI ✅ Unix, Linux ✅ JIRA, ClickUp Key Highlights: Expertise in backend development for websites and applications using Java and Spring Boot. Proficient in designing scalable, high-performance systems with PostgreSQL, Kafka, and Redis. Delivered business-initiated projects on time, contributing to organizational growth and efficiency. Skilled in troubleshooting, performance tuning, and ensuring system reliability using tools like Splunk. Adept at collaborating with cross-functional teams to solve complex problems and achieve project goals. Education: Graduated from the Indian Institute of Information Technology, Allahabad (IIIT-A), with a specialization in Information Technology. I have worked with high-profile Organizations in my career, including the following to illustrate some of them: ✔ Walmart Labs ✔ OYO Rooms ✔ Tata 1MG ✔ Samsung R&D

“I’m a developer with more than 8 years of industrial experience, building solutions for small and medium-sized businesses. Whether you’re trying to win work, list your services, or even create a whole online store – I can help! Below are my expertise domains: Java, Javascript, Spring Boot, Spring MVC, SQL, DevOps, Microservices, AWS, Oracle Cloud, Docker, Kubernetes, CI/CD, Jenkins, Node.js, React, ElasticSearch, Redis, Kafka. Feel free to reach out"

I am having more than 13 years of experience as a Java developer. I am holding a Masters degree in Computer Science (MCA). Looking for a individual contributor role where I can make a significant contribution using the experience & skill that I have acquired. PROGRAMMING LANGUAGES & TECHNOLOGIES USED: - Java, Spring Boot, Spring AI, Eureka Server, Feign Client, Spring Cloud Config Server, Spring Security, Authentication, Restful Web-services, Micro-services, JWT Token Implementation, Lombok, Swagger. - Frontend: Html, CSS, Javascript, Angular, and Ajax - Databases: MySQL, Oracle, PostgreSQL, Mongo, Dynamo DB - Design Patterns: Singleton, Factory, Builder, Strategy, Decorator

Senior Java Fullstack Developer with 6+ years of experience building scalable, cloud-native enterprise systems using Spring Boot, React, Angular, Microservices, and AWS. I specialize in: - Java/Spring Boot backend development & REST API design - Microservices architecture with Docker & Kubernetes - Cloud deployment on AWS (EC2, S3, Lambda, RDS) - Frontend development using React, Redux, Angular, TypeScript - Database optimization (PostgreSQL, MySQL, MsSQL, Oracle, Sybase, MongoDB, Apache Solr, Redis, Elasticsearch, DynamoDB) - Event-driven systems with Apache Kafka & RabbitMQ - CI/CD pipelines with Jenkins, Maven & Git Projects I've delivered include real-time analytics platforms, fintech payment systems, e-commerce backends, and enterprise SaaS applications — all built for high availability and performance at scale. Top Rated Plus on Upwork (Top 3%) | 100% Job Success | Toptal Qualified (Top 3% Global Talent) If you need a reliable Java developer to architect and deliver production-ready backend systems, let's connect.

 Databases: ORACLE 9i, PL SQL, Sybase, SQL SERVER 2000.  Tools : Rational Software Architect 7.x, Eclipse 2.x and 3.x  Has Architected Message flow in Large-Scale enterprise environments like Kafka Zookeeper based Topics and partition streams for RFID  Implemented a medical image archive service using DICOM standard as a cloud computing based solution based on Microsoft Windows Azure as capstone project.  Solid experience in DevOps, Dockers, SWARMS , Ubuntu and Linux  Solid experience in HLS, DASH, SetupBox, radius, AAAA, 802.11, wireless technologies  Working knowledge of L2 and L3 protocols , Data Structures, Ethernet and IXIA traffic generators.  Solid experience in C++, MFC, Java , C#, Dot net 3.5/4.0/4.5, LINQ, Rest, WCF , WPF, MVC and MVVP  Perl, Python, Flask, Selenium , HTTP, SOAP, TLS/SSL, IE Plugins(BHO), Cloud testing  Good Knowledge in Databases, PL SQL, SQL Server, MongoDB and Oracle.  Good Knowledge in SSL/TLS Implementations, RabbitMQ, Apache Kafka, ActiveMQ, Web Sockets, Signal R, Client/Server Security Certificate Management and Auto Configuration Servers(ACS).  Exposure on industry standards such as DICOM, HL7, HIPAA and CCOW.  Good Knowledge in Medical, Security Systems domains & MAPI.