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I need Support personal help for day to day tasks related to PLSQL and JAVA. PLSQL: writing complex queries, crafting or refactoring stored procedures/functions, and tuning anything that drags. If you can read execution plans and know how to trim milliseconds through indexing or hints, you’ll feel right at home. Java: the codebase frequently needs new features added, pesky bugs traced and fixed, and the occasional round of ruthlessly focused optimisation. It’s largely Spring, Maven and JUnit, but clean core-Java skills and an eye for performance are what matter most. Git: every change lives in a feature branch and reaches me through a pull request. Clear commit messages, sensible branching and zero “works-on-my-machine” surprises are mandatory. Deliverables for each task will typically be: • Updated PLSQL scripts or objects that compile and run • Java source changes that build cleanly and pass existing tests • A Git branch with well-documented commits ready to merge I’ll review work in a staging environment and sign off once your changes run error-free and introduce no new warnings. If you’re comfortable jumping between SQL*Plus, an IDE and the command line—and you enjoy solving performance puzzles—let’s get started.
Project ID: 40458930
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34 freelancers are bidding on average $131 USD for this job

Hi, Your requirement aligns closely with my day-to-day backend development experience using Java, Spring Boot, Maven, SQL/PLSQL, and Git-based workflows. I’m comfortable working on: * complex SQL and PLSQL queries * stored procedure/function updates * Java feature enhancements and bug fixing * performance troubleshooting and optimization * Git feature branching and pull-request workflows I have experience working with enterprise-style applications where stability, clean commits, and reliable deployments are important. I also regularly work with Maven builds, REST APIs, debugging existing codebases, and resolving database-related performance issues. What I can provide: * clean and maintainable code changes * properly tested Java updates * optimized SQL/PLSQL scripts * structured Git commits and documentation * reliable communication for ongoing support tasks I’m comfortable working under NDA and available for continuous support work. Best regards, Rohit
$30 USD in 1 day
7.2
7.2

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 in 1 day
5.9
5.9

Hi, Your workflow sounds like the kind of environment where clean debugging, performance optimization, and disciplined Git practices matter every single day — especially when switching between PLSQL tuning and Java feature work in a live codebase. I can help with: • Complex PLSQL queries, stored procedures, and performance tuning • Execution plan analysis, indexing, and query optimization • Java/Spring feature development and bug fixing • Maven/JUnit-based builds and test-safe changes • Clean Git branching, PR workflows, and documented commits I’m comfortable working across SQL*Plus, IDE-based Java development, and command-line workflows, and I understand the importance of delivering production-safe changes that compile cleanly and pass existing tests without surprises. I’ve worked on backend-heavy systems involving database optimization, Spring-based applications, API/backend debugging, and performance-focused development, so adapting quickly to ongoing task-based workflows is something I’m very comfortable with. Quick questions: 1. Is the database Oracle-only, or are other databases involved as well? 2. Which Spring stack is primarily used (Spring Boot, MVC, legacy Spring, etc.)? I can start quickly and work directly within your existing Git/PR process. Regards, Abhishek
$140 USD in 7 days
5.3
5.3

Hello, I can provide ongoing day to day support across both PLSQL and Java tasks, including complex query writing, stored procedure optimization, execution plan analysis, Spring based feature development, bug fixing, and performance tuning. I’m comfortable working with Oracle environments, SQL tuning, Maven, JUnit, Git based workflows, and maintaining clean feature branch practices with structured pull requests and reliable staging ready code. My focus is always on stable, maintainable changes that compile cleanly, pass existing tests, and avoid introducing regressions or unnecessary warnings. I’m available to jump into existing workflows quickly and support both short turnaround fixes and longer term development tasks consistently.
$160 USD in 7 days
4.8
4.8

"I have gone through your description. "This is my area of specialization, i can get it done 100 % perfectly well. Please ping me in person. I can help you to complete all tasks. I have hands-on experience in this field. We have already done similar types of projects. Connect with us for more details. Rest assured your satisfaction is guaranteed." Looking forward to your response." Thank you for your time and I am confident that we will be a great fit for this project. Best,
$30 USD in 7 days
4.8
4.8

With a demonstrated expertise in PLSQL, Java, and Git, I offer the perfect combination of skills to meet your day-to-day support needs. Having worked extensively with complex queries, stored procedures/functions tuning and indexed hints to achieve optimal performance, I'm highly proficient in identifying and trimming microseconds for efficient database operations. In addition to my strong understanding of Spring, Maven, and Junit for Java, I bring comprehensive core-Java skills and a sharp eye for performance optimization to your project. My work approach ensures clean code, agile problem-solving, and effective use of authenticated pull requests for zero bug surprises on any machine. I'm also well-versed with Git usage that strictly adheres to best practices including clear commit messages, sensible branching, and error-free merges. Not only will you get updated PLSQL scripts or objects that compile and run flawlessly and Java source changes that build cleanly but also a well-documented Git branch aligning with every task completed. So if you're looking for an expert who knows the intricacies of SQL*Plus, IDEs, command line interface, as well as one who loves solving performance puzzles, I'm here to get started! Let's solve your coding challenges together.
$200 USD in 5 days
3.9
3.9

Hi, I’m a Java backend developer with strong experience in Spring Boot, Core Java, PL/SQL, and performance optimization, and I can provide reliable day-to-day development support across both Java and database tasks. ✅ Relevant Expertise ✅ Core Java & Spring Boot ✅ PL/SQL (complex queries, procedures, functions) ✅ Query tuning & execution plan analysis ✅ Maven, JUnit & debugging ✅ Git workflows (feature branches & PRs) ✅ Performance optimization & bug fixing ? How I Can Help • Write/refactor complex PL/SQL queries and stored procedures • Analyze execution plans and improve query performance • Add features and fix bugs in Java/Spring applications • Optimize existing code for stability and performance • Deliver clean Git branches with structured commits and tested changes ✔ Deliverables ✔ Working PL/SQL scripts/objects ✔ Clean Java code changes with passing tests ✔ Merge-ready Git branches with documented commits I’m comfortable working across SQL*Plus, IDEs, Maven, Git, and command-line workflows, and I enjoy solving performance and debugging challenges. Ready to start immediately. Best regards, Abhay
$140 USD in 7 days
3.7
3.7

I'm a 15 years in software development, mainly with old bank system in java, PLSQL and similiar. Talk about it but i think i can handle it with no issue after i had information
$80 USD in 10 days
2.8
2.8

With over a decade of experience under my belt, specializing in Git - I believe that I am the best candidate to tackle your PLSQL, Java and Git Support needs. My skills perfectly align with what your project demands: crafting complex queries, optimizing SQL code execution plans, writing clean Java code, efficient use of Spring, Maven and JUnit and most importantly creating consistent well-documented Git commits. I approach every problem with the aim of delivering not just solutions, but solutions that add value to your project. And that's why I assure you that my PLSQL scripts and objects will not only compile and run smoothly but also optimize the data queries for improved performance. Similarly, my Java source changes will build cleanly and pass existing tests without adding any bugs. And with strong Git skills to ensure zero surprises as each change reaches you through a pull request. Throughout my career, I have showcased an ability to effectively solve complex problems while enhancing overall system efficiency. Building on this strength, I guarantee that your changes will be reviewed diligently in a staging environment to avoid any errors or new warnings before being signed off by you. If you want reliable expertise in PLSQL, Java and Git Support that delivers more than just results - let's collaborate.
$189 USD in 7 days
2.8
2.8

Full-Stack Developer and DevOps Engineer resonates directly with your project's needs. I have a comprehensive understanding of Git, being proficient in its use through many platforms including IDEs and command line interfaces - the skillset required to traverse codebases seamlessly. I am also knowledgeable in SCM approaches like feature branching enabling me to deliver clear-commit messages that include all necessary information. Moreover, my repertoire extends beyond just Git; I bring extensive experience in both PLSQL and Java. Over the years, I have honed my skills to deliver performant results through writing intricate queries, optimizing stored-procedures/functions, and tuning databases for SELinux systems. In Java, I have mastered the use of Spring frameworks along with Maven and JUnit testing - ideal for assessing the state of your system and introducing the right improvements for optimum performance. Lastly, my proficiency in troubleshooting production outages and transitioning applications to different hosting environments will be highly valuable in safely integrating my changes into your staging environment. I offer a meticulous approach that ensures bug-free deliverables while respecting your application’s time constraints. Join hands with me, and together we will ensure clean codes that run flawlessly with no "new surprises"!
$50 USD in 1 day
1.8
1.8

Hello, I’m interested in providing ongoing support for your day to day PLSQL and Java development tasks. I have experience working with backend systems, SQL query optimization, Java application development, and Git based workflows, and I’m comfortable moving between databases, IDEs, and command line environments as needed. PLSQL Support Writing and optimizing complex SQL queries Refactoring stored procedures and functions Performance tuning using execution plans, indexing, and query optimization techniques Troubleshooting slow running database operations Java Support Feature development and bug fixing in Java applications Working with Spring, Maven, and JUnit based projects Code refactoring and performance focused improvements Maintaining clean and readable code structure Git Workflow Feature branch development Clean and meaningful commit history Pull request ready changes with proper documentation Focus on stable and reproducible builds Deliverables Updated PLSQL scripts and database objects Java source updates that build and pass tests Git branches prepared for review and merge I’m comfortable working in staging environments, debugging issues efficiently, and ensuring changes are stable before handoff. I’m ready to begin and support ongoing development tasks as needed. Best regards.
$30 USD in 7 days
1.6
1.6

Hi, I can help with reliable Oracle-backed SQL, Java, and Git changes that compile cleanly, pass tests, and run without new warnings. I’ll start by reviewing your current PLSQL execution plans, Java/JUnit failures, and branch/PR workflow, then propose a small first fix with clear commit messages and focused scope. Can you share the main pain point area (query/procedure tuning, a specific Java bug, or a performance regression) and how you prefer to validate locally vs staging? If you’re good with that, send the repo and first task and we’ll get rolling.
$30 USD in 3 days
1.0
1.0

hi, I have an extensive background in crafting complex queries and stored procedures to maximize efficiency. Additionally, my experience includes optimizing code to improve performance using various methodologies such as indexing and hints. Working with Maven and JUnit has allowed me to gain extensive knowledge in developing new features within existing codebases and efficiently debugging and fixing bugs. My exposure to Spring has honed my skills in maintaining clean, legible codebases that compile seamlessly. Let's join hands in creating top-tier solutions – not only delivering error-free results but surpassing your expectations every single time! Choose me for an engaged, efficient, and performance-driven collaboration experience.
$200 USD in 7 days
0.0
0.0

As someone who is well-versed in both Java and PLSQL, I am confident that I am the right fit for this project. My significant experience in both areas make me adept at crafting complex queries, writing efficient stored procedures/functions, and fine-tuning performance. Additionally, my familiarity with Spring, Maven and JUnit allows me to hit the ground running with codebase modification tasks and performance optimization. Moreover, my expertise in using Git effectively means you can count on clear commit messages, sensible branching and consistent build processes. My diligent approach to version control ensures there are no unwelcome surprises during the pull request process. To sum up, not only do I possess the technical skills required for this project but also a genuine love for solving performance puzzles – an attribute that is particularly necessary for this role. I look forward to adding value to your team as a reliable extra pair of hands. Let's craft clean PLSQL scripts, introducing well-documented Java source changes & maintain your Git repository efficiently together!
$210 USD in 3 days
0.0
0.0

Hi, This sounds like a strong fit for my background. I’m comfortable working across Oracle PLSQL, Java/Spring applications and Git-based workflows, especially in environments where performance, stability and clean code matter. I have experience with: • Complex PLSQL queries, procedures & functions • Query optimization and execution-plan analysis • Oracle indexing and performance tuning • Java/Spring/Maven/JUnit development • Bug fixing, feature implementation & refactoring • Git feature-branch and pull-request workflows I can help with: • Refactoring slow database operations • Optimizing SQL and stored procedures • Adding and testing Java features • Debugging backend issues efficiently • Writing clean documented commits ready for review • Delivering staging-ready changes with minimal friction I’m comfortable moving between SQL*Plus, IDEs and command-line workflows and enjoy solving performance bottlenecks while keeping the codebase maintainable and production-safe. Best regards, Sanddep Dhiman
$200 USD in 20 days
0.0
0.0

Hello, I can help with day-to-day PL/SQL and Java development tasks, including complex query writing, stored procedure optimization, performance tuning, Spring-based feature development, bug fixing, and clean Git workflow management. I’m comfortable working with execution plans, indexing, Maven, JUnit, feature branches, and pull-request-based collaboration while ensuring clean builds, stable deployments, and well-documented commits. I’d be glad to support ongoing development and troubleshooting tasks in your staging workflow. Best regards, Pooja
$230 USD in 5 days
0.0
0.0

With my extensive experience in Database Management, Java, and AI integration, I am well-equipped to provide the high-level of support you need for your PLSQL and Java tasks. My ability to write intricate queries, craft efficient stored procedures/functions, and optimize code for better performance can aid in tackling your challenging projects effectively. I am also well-versed with Git and understand the significance of clear commit messages, sensible branching, and clean branch merges. Having worked at industry giants like Google and Apple, I've developed a structured process that ensures efficient delivery, high-quality results, and reduced technical debt. My approach of starting with a thorough code review followed by a detailed improvement plan enforces cleaner code and enhances performance. This strategic planning is complemented by my hands-on skills in SQL*Plus, IDEs, and command lines to ensure smooth transitions between tasks. Furthermore, my experience with cross-platform mobile/web applications, full-stack development, CI/CD strategies and cloud deployment aligns seamlessly with your project requirements. This makes me more than capable of providing valuable insights that may transcend PLSQL and Java support alone. Let's join forces to deliver promptly without compromising quality or introducing new errors!
$140 USD in 7 days
0.0
0.0

Hi there, Quick question on your performance tuning workflows: are you currently running Oracle database instances, and do you have automated CI/CD pipelines in place to check for new compilation warnings on incoming Git pull requests? I can deliver optimized PL/SQL refactoring and clean Spring/Maven feature updates. I maintain strict Git branching habits (feature-to-staging workflows) with zero "works-on-my-machine" surprises. Recently shipped a major core-Java optimization sprint for a financial database system, cutting execution plans on historical ledger queries from 8 seconds down to under 400 milliseconds using precise indexing and hint adjustments. Plan for our first engagement: Confirm your database schema dependencies and staging environment access. Refactor the bottlenecked stored procedures and run isolated JUnit performance tests. Deliver a clean Git feature branch with well-documented commits and no new compiler warnings. Can confidently guarantee a highly optimized, error-free delivery for your first batch of day-to-day tasks. Let's connect in chat so we can discuss your current execution plans! Best regards, Surajit
$140 USD in 7 days
0.0
0.0

The hard part in long-term PLSQL/Java support work is usually not writing the individual fix itself, but understanding the hidden coupling between database logic, application behavior, and deployment workflow before touching anything. A lot of systems become fragile because stored procedures, ORM assumptions, and service-layer logic quietly depend on each other in ways that are not obvious from the ticket description alone. I like that your process already emphasizes feature branches, clean PRs, and staging validation, because that usually means the project is structured around maintainability instead of emergency patching. I’m comfortable moving between SQL optimization, backend debugging, and Git-based delivery workflows where the goal is stable production changes rather than isolated code snippets. The fact that performance tuning and execution-plan analysis are part of the day-to-day work also suggests this is closer to real engineering support than generic coding tasks, which is exactly the kind of environment I prefer. One thing I’d want to clarify early is whether the Oracle/Java stack is relatively modernized already, or if part of the challenge involves maintaining older legacy PLSQL/J2EE patterns alongside newer Spring-based services.
$30 USD in 7 days
0.0
0.0

Hi, I’m a Java backend developer with strong experience in Spring Boot, Maven, Git workflows and performance-oriented development. I’ve worked for years on large Java codebases, including debugging complex systems, optimizing backend performance, and maintaining production environments. I’m comfortable working with feature branches, pull requests, clean commit history, and staging workflows. On the database side, I have experience writing and optimizing SQL queries and I’m currently expanding further into PL/SQL and Oracle-based workflows, including stored procedures and query tuning. I’m comfortable switching between IDEs, terminal tooling, Git, and database environments, and I enjoy solving performance and debugging challenges. Technologies I commonly work with: * Java * Spring / Spring Boot * Maven * JUnit * Git / GitHub * SQL * Backend optimization & debugging I’d be interested in helping with both the Java and PL/SQL tasks and becoming a reliable long-term support developer for the project. Best regards, Enzo
$150 USD in 30 days
0.0
0.0

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