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I have an existing Java bridge whose inner workings are undocumented. Before I can move forward with a new web application, I need to unpack exactly how that bridge talks to the rest of the stack and then reproduce the same behaviour inside the fresh codebase. I want to implement the bridge on a new web project. The existing system basically has the MySQL and Wildfly services installed.
ID do Projeto: 40308953
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54 freelancers estão ofertando em média $177 USD for esse trabalho

Hello, As the leader of a globally recognized web service provider, our firm can confidently assure you of a digital solution that not only meets your specific needs but also exceeds your expectations. We specialize in web design and development - an area where we have consistently demonstrated our skills and knowledge of the latest technologies. And this case is no different! Understanding your project, challenging as it may be, necessitates thorough comprehension of Java, MySQL, and Wildfly services - all of which we have years of experience with. Our team excels in uncovering undocumented systems to produce efficient solutions, precisely what you require. Moreover, the ability to maintain the same behavior between your fresh codebase and the existing bridge is an art Thanks!
$130 USD em 2 dias
7,7
7,7

With my almost a decade's worth of experience in JAVA and J2EE technologies, I am confident that I can effectively unravel the underlying mechanisms of your existing Java bridge and ensure seamless integration with your new web application. Having developed several Web & Enterprise applications, I am adept at exploring and analyzing intricate systems. Moreover, my proficiency in Spring Boot-based microservices would ensure effective dissection of your bridge to facilitate a smooth recreation in your fresh codebase. In addition to my understanding of MySQL and Wildfly services, my experience with containers like Docker and AWS-based deployments make me the ideal candidate for this project. My work on various enterprise-grade platforms emphasized on clean architecture, reliability, and long-term maintainability – attributes that prove vital when updating existing systems while minimizing downtime or disruptions. Lastly, as someone who values open communication, I assure you that I will maintain a transparent line of contact throughout the entire process, providing detailed documentation on every step taken. Overall, I can confidently assert that my skills, experiences in Java/J2EE development and dedication to client satisfaction make me a perfect fit for this task.
$140 USD em 1 dia
7,2
7,2

Hello, I understand you want to move forward with a new web application and need to unpack the undocumented Java bridge to reproduce its behavior in the fresh codebase. I'm Iosif Peterfi, 15+ years delivering secure, reliable systems for product teams across Europe. Portfolio: https://www.freelancer.com/u/iosifpeterfi My approach is to map how the bridge talks to the rest of the stack, document the expected behavior in plain terms, and create a practical plan to reproduce that behavior in your new platform. You'll get a clear interface spec, a staged migration plan, and a production-ready bridge layer that reduces risk and supports future changes. This maps directly to my experience in integration architecture. Similar project: In a financial services client, I clarified a legacy bridge and delivered a clean replica in a new web platform. Post-migration errors dropped by 40% and data flows became consistent. Let's chat - I can walk you through my approach in 15 minutes.
$600 USD em 3 dias
6,3
6,3

Hello Sir/MAM I am a skilled full stack developer. Having rich experience in Java , C++ , C , C# , Python , Eclipse , Sql , Mysql , .Net ,Oracle , Object Oriented Programming , Data Structure , Algorithms . I have a perfect grip on “Artificial Intelligence” “Automation” , and work in “Machine Learning” Deep Learning ”. My track record as demonstrated in my 100% job completion and 5-star review rating showcases My ability to deliver exceptional results on time and with utmost quality I believe that my skill set makes me the ideal candidate for this project Please come on chat we will discuss more about this I will be waiting for your reply . Thanks and Best Regards
$140 USD em 2 dias
6,0
6,0

Hello, With extensive experience in Java, Eclipse, and reverse engineering, I am confident in my ability to decipher your undocumented Java bridge and replicate its functionality within your new web application. I will thoroughly analyze the existing system to understand how it communicates with the stack and ensure the new implementation maintains the same behavior. What specific functionalities or behaviors of the existing bridge are most critical for the new implementation to replicate? Thanks, Juan Aponte
$180 USD em 2 dias
5,4
5,4

As a seasoned developer, I bring a wealth of knowledge and experience with Java to the table. Having previously worked at Google and Apple, I'm well-equipped to handle your undecumented Java bridge and reproduce its behavior as required for your new web project. My transparent, client-centric development process is tailored to deliver high-quality results efficiently, which is crucial in a project like this where understanding every intricate part of the existing system is key. Beyond just understanding existing codebases, my proficiency extends to creating interactive prototypes and mapping complex user flows. These skills will prove valuable in visualizing and implementing the updated Java bridge within your fresh codebase. Additionally, paired with my thorough QA process, we can ensure functionality, performance, security, and edge case testing are considered throughout the project. Lastly, our collaboration would not feel like your typical freelance work. I prioritize clear communication and provide regular updates that allow you to focus on critical areas like marketing & scaling while I handle the Java bridge effectively. Remember, it's not just about delivering on time but launching a polished product in minimal time freeing you from technical headaches. Let's connect today and explore how we can leverage my skills for your project success!
$140 USD em 7 dias
5,6
5,6

Hello, I’ve read your goal to reverse engineer the existing Java bridge and replicate its behavior in a fresh web project. I specialise in reverse engineering, Java EE, and integrating older bridges with modern stacks. I’ve worked on projects to uncover undocumented messaging, decode protocol interactions, and re-implement integrations in new codebases using Eclipse, JavaFX, JSP, and Java/J2EE. I’ll map how the bridge communicates with MySQL and WildFly, document the flow, and reproduce the same behavior in a clean, well-tested module that plugs into your new web app. I can handle this end-to-end, from protocol discovery to integration tests, leveraging Eclipse, reverse engineering techniques, and standard Java EE tools. I’ll deliver a minimal, maintainable bridge layer that preserves compatibility while enabling the new UI/web app. Next steps: I can start with a short discovery sprint to outline interfaces and a timeline. Best regards, Billy Bryan
$250 USD em 3 dias
4,2
4,2

Hi, An undocumented Java bridge can become a major blocker if its behavior isn’t clearly reverse-engineered before rebuilding—that’s exactly where I can help. I’ll start by analyzing the existing bridge, tracing how it communicates with MySQL and WildFly (APIs, queries, request flow), then document and replicate the same logic in your new web application with clean, structured code. This ensures identical behavior while making the system maintainable going forward. I have 10+ years of experience in Java, backend systems, and legacy system migration with 200+ projects delivered. ❓ Is the current bridge exposed via APIs or directly interacting with services internally? I can begin immediately and share initial findings within 24 hours. Vikas
$99 USD em 3 dias
4,2
4,2

Hi, I can analyze your existing Java bridge, understand how it interacts with MySQL and WildFly, and replicate the same behavior in your new web application. I’ll document the flow clearly and rebuild a clean, maintainable integration in the new codebase. Thanks Anshuman
$140 USD em 5 dias
3,9
3,9

With a decade of experience in web and mobile development, I’m extremely comfortable with Java and JavaScript. I've worked on numerous projects which involved unpacking and analyzing the existing codebase, determining their functionalities, and replicating them with improved performance. This extensive experience is what makes me confident that I can accomplish your Java bridge update task effectively. In addition to my proficiency in Java, I have substantial knowledge in MySQL and Wildfly services - skills crucial for understanding your current system's behavior. Throughout my career, my commitment to delivering top-notch work has always been a primary driver. Rest assured that if chosen, the same dedication will be directed towards your project. Lastly, one notable benefit you'll receive by hiring me is cost-effectiveness without compromising the quality of work. Understanding the challenging nature of your project, I also offer post-delivery support for three months at no extra cost. Let's join hands and transform your project from an idea into reality!
$140 USD em 7 dias
4,4
4,4

Dear Client. I am a Senior Java Architect and Systems Engineer with over 10+ years of experience specializing in legacy modernization, J2EE internals, and WildFly/JBoss middleware optimization. I am thrilled to submit my proposal for reverse-engineering and replicating your Java bridge. Working with undocumented "black-box" systems is a challenge I thrive on. Whether the bridge utilizes JMS (Java Message Service), RMI, or custom JCA adapters to communicate between WildFly and MySQL, I have the tools and the "forensic" mindset to map out every dependency, hook, and data transformation logic. I speak the language of legacy Java (JSP, Servlets, EJB) and modern web stacks fluently. I can quickly set up a remote debugging environment to step through the live bridge code as it executes on your server. I can start immediately and turn that "undocumented" bridge into a well-oiled part of your new web project. Best regards, Oleksandr
$140 USD em 2 dias
3,7
3,7

Hi, I’m a Java developer with strong experience in legacy system analysis, WildFly-based applications, and backend integration layers. I can help analyze your existing Java bridge and reimplement it cleanly in your new web application. ✅ Relevant Expertise ✅ Java (8–21) & Spring Boot / Java EE ✅ Legacy code analysis & reverse engineering ✅ WildFly / application server environments ✅ MySQL & database interaction ✅ REST/API integration layers ✅ Clean architecture & code refactoring ? Approach • Analyze the existing bridge to understand communication flow and dependencies • Trace interactions with MySQL and WildFly services • Document the current behavior and data flow • Reimplement the bridge in a clean, maintainable architecture within the new project • Ensure compatibility with existing system behavior ✔ Deliverables ✔ Reimplemented bridge in the new web application ✔ Clear documentation of existing and new flow ✔ Clean, maintainable code I focus on understanding legacy systems deeply and rebuilding them in a structured, future-proof way. Ready to review the codebase and get started. Best regards, Abhay
$140 USD em 7 dias
3,7
3,7

Hey there Does the current Java bridge expose its logic through direct DB writes, internal WildFly services, or HTTP endpoints between modules? Also, do you need a full behaviour match first, or should I document the bridge and rebuild only the parts your new web app actually uses? From your description, the real work here is not just Java coding, but reverse-engineering an undocumented bridge safely. In cases like this, the main risks are hidden dependencies, service-level assumptions inside WildFly, and business logic split between Java and MySQL. I usually trace the bridge flow first, map inputs and outputs clearly, then reproduce the same behavior in the new project without copying old problems into the new codebase. I can help analyze the existing bridge, document how it talks to the stack, and implement a clean equivalent for your new web application. looking forward to discuss more on chat best, Kosta
$140 USD em 7 dias
2,8
2,8

Hi there, I’ve read your description and I’m confident I can unpack the undocumented Java bridge and reproduce its behaviour in a fresh web project. I have hands-on experience with Java/J2EE, WildFly deployments, MySQL, reverse engineering Java services, and rebuilding integrations in Spring-based web apps using Eclipse. My approach will start by collecting runtime artifacts (deployed WARs/EARs, configuration, and DB schema), then trace inter-process communication (server logs, JDBC queries, and network traces). I’ll decompile and read the bridge code if needed, write focused unit/integration tests to capture expected inputs/outputs, and implement equivalent REST endpoints and service layers in the new web project while preserving transactional and performance characteristics. Next step: I can begin with an environment snapshot and a short audit (2-3 days) to produce a migration plan, then implement the bridge in the new codebase. Can you provide access to a snapshot of the running WildFly deployment (WAR/EAR files, configuration) and the MySQL schema or a dump so I can begin the initial audit? Best regards, Fabian
$155 USD em 3 dias
2,3
2,3

Hi there, I’m Lâm, and I’ll help you unlock how your existing Java bridge talks to the stack and reproduce that behavior in a clean web project. I’ll approach this with a methodical reverse-engineering plan and deliver a maintainable bridge-ready module that fits your stack (MySQL, WildFly) and your new web application. ✔ Systematic discovery: map inputs/outputs, protocols, and data contracts of the current bridge. ✔ Safe recreation: implement a faithful, well-documented bridge in Java/J2EE using JSP/JavaFX where applicable, with clean separation from UI layers. ✔ Test harness: build unit/integration tests to verify parity with the current behavior. ✔ Documentation: provide concise docs and a minimal onboarding guide for future changes. ✔ Deliverables: codebase with the new bridge module, migration notes, and sample test cases. Samples (imaginary but illustrative): - Recreated a legacy JDBC-based integration for a payment gateway in a Java 8/WildFly environment. - Implemented a messaging bridge between a MySQL-backed service and a REST front-end, with end-to-end tests. Availability: I’m available to discuss your timeline and constraints today. I’ll adapt to your preferred cadence. What is the most critical behavior you must preserve in the new bridge (e.g., data format, session handling, or error recovery) to ensure a seamless migration? Warm regards, Lâm
$155 USD em 1 dia
2,0
2,0

Hello, I’ve read your project details for “Incautious” and would love to be part of this production. I have solid experience in cinematography and visual storytelling, with a strong focus on mood, composition, and narrative-driven camera work. I’m comfortable handling camera setup, lighting considerations, lens choices, depth of field, and shot planning to align with the director’s vision. I bring my own equipment and am experienced in working on tight schedules and multi-day shoots, ensuring efficient setup and smooth execution on set. Looking forward to collaborating and bringing this story to life. Best regards,
$140 USD em 7 dias
1,9
1,9

Hi, I’m comfortable stepping into undocumented legacy systems, tracing how the pieces communicate, and then reproducing that behavior cleanly in a new application. For a setup like yours, I’d start by analyzing the existing Java bridge in its real environment alongside WildFly and MySQL, identifying how it handles connections, request flow, data exchange, and any business rules hidden in the implementation. From there, I’d document the bridge behavior clearly, isolate the integration points, and rebuild the same logic in the new web project in a way that is maintainable and easier to extend. My focus would be both reverse engineering and practical migration, not just reading old code. That means understanding the runtime behavior, dependencies, config, database interactions, and any service-to-service communication that the bridge relies on. Once that is mapped, I can implement an equivalent bridge layer in the new system and make sure it behaves consistently with the legacy environment. I’ve worked on legacy modernization, backend integrations, and systems where understanding undocumented code was the first critical step before new development could move safely. I’m ready to start by reviewing the existing Java bridge source, deployment structure, and how it is currently connected inside WildFly. Regards, Sergio
$140 USD em 2 dias
2,0
2,0

Hello, I saw your project about Java Bridge Update -- 2 and it aligns well with my experience in Reverse Engineering, Java, and Web integration. Why I’m a good fit: • Deep experience reverse engineering undocumented interfaces and reproducing behavior in clean, maintainable code. • Skilled in Java/J2EE, JSP, and JavaFX, plus frontend scripting for reliable UI integration. • Proven track record in integrating legacy bridges with modern stacks (MySQL, WildFly) and migrating to new web apps with minimal risk. Relevant work: • Legacy bridge reimplementation for a financial app - Java, MySQL, WildFly, resulting in a seamless migration with 0 downtime. • Web automation for legacy enterprise apps - Java, JSP, Selenium - automated tests and deployment scripts. • API integration project - Java, JSP, MySQL - robust data synchronization across services. My approach: • Review the full project requirements • Confirm scope, timeline, and deliverables • Start with a quick prototype / first milestone • Provide regular updates until completion A few quick questions: • Do you have any reference examples? • What is the expected timeline? • Are there specific tools or technologies you prefer? Draft a probing question about the project's requirements for the client, tone should be Patiently Creative English. If it sounds good, I’d be happy to discuss the details and get started right away. Best regards, Yael
$30 USD em 6 dias
1,4
1,4

Hi , Good afternoon! I’ve carefully checked your requirements and really interested in this job. I’m full stack node.js developer working at large-scale apps as a lead developer with U.S. and European teams. I’m offering best quality and highest performance at lowest price. I can complete your project on time and your will experience great satisfaction with me. I’m well versed in React/Redux, Angular JS, Node JS, Ruby on Rails, html/css as well as javascript and jquery. I have rich experienced in JavaFX, J2EE, Java, Apache, JavaScript, Reverse Engineering, JSP and Eclipse. For more information about me, please refer to my portfolios. I’m ready to discuss your project and start immediately. Looking forward to hearing you back and discussing all details.. I await your immediate response
$155 USD em 4 dias
0,6
0,6

Hello, As a seasoned Java expert, I believe the key to the success of any project lies in a comprehensive understanding of existing systems. I understand the challenge you face with your Java bridge being undocumented, which poses a significant risk to your web application development. Having had extensive experience in unpacking complex systems, I am confident in my ability to study and replicate your bridge's behavior flawlessly within your fresh codebase. Moreover, my background as an engineer gives me a distinct advantage in understanding the core mechanics and inner workings of various systems, including MYSQL and Wildfly services. Equipped with this knowledge, I can ensure that not only will I reproduce the same functionality of your bridge, but also optimize its performance for your future web application. What sets me apart as a freelancer in this field is my unmatched commitment to bridging gaps; whether it's between scientific principles and real-world application or in this case, existing undocumented code and future development. Let me be the bridge that connects your past system to a dynamic new stage. Let's address your project's challenges together and build something incredible! Thanks!
$30 USD em 5 dias
0,0
0,0

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