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I run a production site built with Angular on the front-end, Spring Boot on the back-end, and a MySQL database. Everything is stable right now, and I’d like to keep it that way. I’m looking for someone who can step in whenever an issue crops up—whether it’s a bug, a small feature enhancement, or a database tune-up—and get us back to green quickly. The rhythm is “as needed.” Some weeks you may do nothing; other weeks a sudden regression, security patch, or schema change might demand immediate attention. I’m comfortable letting the person who takes on this role propose the most efficient channel for reporting and tracking tasks—email, ticket tool, chat, or whatever you prefer—so long as it keeps communication clear. What matters most is quick turnaround, clean Git commits, and solutions that don’t introduce new surprises. You should already be fluent in: • Angular (latest LTS) • Spring Boot / Java • MySQL administration and performance tuning Typical deliverables: 1. Fixed and tested code pushed to the repo with a concise change log. 2. An informal deployment or rollback guide when relevant. 3. A short summary of what was done and why. If you’re comfortable jumping into an existing codebase, keeping dependencies up to date, and being the calm in the storm when production alarms ring, let’s talk.
Project ID: 40688439
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Hello, Hope you are doing well, I’ll work carefully with your existing architecture, use clean Git commits, thoroughly test changes, and provide concise change logs and deployment/rollback notes when needed. With 10+ years of full-stack development experience, I’m comfortable handling production issues, dependency updates, performance optimization, and urgent fixes without introducing unnecessary risk. Let’s chat about your current stack and codebase workflow so I can be ready to support you as needed. thank you Regards Gaurav Garg
$250 USD in 7 days
7.7
7.7
185 freelancers are bidding on average $139 USD for this job

Hi, ★★★ Angular and Spring Boot Specialist ★★★ For maintaining your production site, I will ensure that any issues are addressed promptly and effectively. My focus will be on maintaining stability while implementing necessary bug fixes, feature enhancements, and database optimizations. I will utilize Git for version control, ensuring clean commits and a clear change log for every update. Communication will be streamlined through your preferred method, whether it be email or a ticketing system, to ensure clarity and efficiency. To get started, I will need access to your codebase and any existing documentation regarding your deployment processes. This will allow me to understand the current setup and address any immediate concerns. Thanks!
$70 USD in 3 days
8.0
8.0

Hi, We can support your production Angular + Spring Boot + MySQL application on an as-needed basis, with priority on safe diagnosis, fast resolution and minimal disruption. We first reproduce the issue and check recent Git changes. Then we review logs and API behaviour to trace the problem through Angular, Spring Boot and MySQL. For database issues, we check queries, execution plans and indexes before applying a safe fix. Every change will be developed and tested in the appropriate environment, committed cleanly to Git with a concise changelog, and accompanied by deployment or rollback notes when required. We can also handle dependency and security updates with compatibility testing. We have 20+ years of development experience and are comfortable taking ownership of existing codebases and urgent production issues. Availability: On-demand / ongoing support. Looking for a response soon. Best Regards, Prabal Dey Codewarrior Technologies
$140 USD in 7 days
7.9
7.9

Your production Angular, Spring Boot, and MySQL application is a strong fit for my maintenance experience. I can step into the existing repository as needed for regressions, small enhancements, security updates, schema changes, and MySQL performance issues, with a focus on restoring production quickly without creating new surprises. I’ll first reproduce the issue, review recent Git changes and relevant logs, then trace the full path across Angular components/services, Spring Boot APIs, and MySQL queries or indexes. I’ll make the smallest safe change, add or update focused tests, verify edge cases, and push clean, atomic commits. Each task will include a concise change log and a short explanation of what changed and why. For deployment-sensitive work, I’ll also provide practical rollout and rollback notes. For ongoing requests, we can keep everything organized in Freelancer messages with one clear thread per issue, including severity, reproduction steps, status, and validation results. I’m also comfortable reviewing dependency updates and security patches before they reach production. In a previous live trading platform, I fixed frozen price charts by addressing an unthrottled data integration with caching, usage controls, and a last-good-value fallback—an approach that reflects the calm, diagnostic maintenance this role needs. Do you already have a staging environment available for testing before deployment? Muhammad Saad
$180 USD in 2 days
7.7
7.7

As an Ongoing IT Support Specialist with 5+ years of experience under my belt, I understand the importance of maintaining a stable and efficient digital platform. I have been involved in numerous projects that required me to jump into existing codebases, keep dependencies up to date, and provide prompt fixes, whether it's regression, security patch, schema change or any other issue. Angular (latest LTS), Spring Boot/Java, MySQL administration and performance tuning; these are all tools I use regularly in my work. My approach to communication is flexible yet efficient. I am comfortable with whatever mode - email, ticket tool, chat - works best for you as long as it ensures clear communication. In terms of deliverables, I always provide concise Git commits with a clear change log, and when applicable, informal deployment or rollback guides along with a summary of my actions. What distinguishes me is not just my technical expertise but also my commitment to being the calm in the storm during high-pressure situations. Coupled together with 360 Elevate’s suite of services spanning web design and development right through to AI automation systems- we're confident we can minimize surprises while maximizing the efficiency and effectiveness of your digital backbone. So let's work together and leverage data-proven digital initiatives towards the sustained growth you seek!
$200 USD in 7 days
7.7
7.7

With expertise in Angular, Spring Boot, and MySQL, I offer reliable full-stack support for your project. Streamlined task reporting and transparent communication tools ensure efficient collaboration. I excel in bug fixes, enhancements, and long-term considerations like scalability and security. By proactively managing dependencies and anticipating issues, I provide tailored solutions aligned with your goals. Let's discuss how I can be your dedicated technology partner for maintaining a stable and resilient platform.
$225 USD in 5 days
7.5
7.5

I have 8+ years of experience in web development and am familiar with modern web technologies, frameworks like Angular and other tools. Angular front-end, Spring Boot back-end, and MySQL — I can work with that stack and jump in when issues pop up. I can fix bugs, make small feature upgrades, and tune MySQL queries or schema changes. I will test every change before pushing and keep commit history clean. I will also give you a short summary of what was changed and why, with rollback steps when needed. For task tracking, we can use email, a ticket tool, or chat — whatever works best for you. I can start right away.
$140 USD in 4 days
7.4
7.4

Having successfully completed over 145+ projects, I bring to the table significant experience in Full Stack Development, particularly including Angular, Spring Boot/Java, and MySQL - all the skills that your project demands. With a track record of maintaining clean code, efficient bug fixes and an unwavering focus on security, I've ensured the smooth running of many production sites in my 8+ years of engagement with the industry. I understand that you need someone who can be agile and responsive to your platform's needs. Some weeks may require minor feature enhancements whilst others could bring about unexpected issues demanding immediate solutions. I am comfortable adapting to these varied situations and ever ready to provide concise change logs and summaries for each task accomplished.
$120 USD in 3 days
7.1
7.1

Hi there, I understand the need for seamless stability in your Angular and Spring application. I can ensure quick resolution of any issues that arise, whether they're bugs, feature enhancements, or performance tuning for your MySQL database. My experience with similar technologies allows me to work efficiently in an existing codebase, ensuring smooth, clean Git commits and clear communication throughout the process. I’ll proactively manage updates and provide concise documentation for code changes and deployment steps. Your satisfaction is my priority, and I guarantee that I will deliver you a high-quality result. Regards, Ali
$30 USD in 1 day
6.4
6.4

Hi, I'm Denis. I've worked with Angular and Spring Boot systems in production where quick, clean fixes were critical to keep things stable. I understand you need someone who can respond to production issues quickly—bugs, security patches, schema changes—without introducing new problems. I'd start by setting up a simple channel for reporting (email, ticket, or chat) and agreeing on response time expectations. From there, I'd handle each issue by reviewing the change, testing thoroughly, pushing clean commits, and documenting the adjustment so you can roll back if needed. I've done this kind of ongoing maintenance on systems with Angular frontends, Spring Boot backends, and MySQL databases, keeping dependencies updated and performance steady without overengineering. I can start working right away. Let's connect and discuss the details. Thanks, Denis.
$100 USD in 3 days
6.3
6.3

A stable Angular + Spring Boot production app usually doesn’t need constant work; it needs someone who can step in fast when a regression, dependency issue, or DB slowdown appears and fix it without causing a second problem. That kind of maintenance is mostly about reading an existing codebase carefully, isolating the real root cause, and keeping commits clean so rollback stays simple if needed. I’ve worked on ongoing support across Java/Spring back ends, Angular front ends, and MySQL-backed apps where the priority was quick recovery, safe patching, and small enhancements without disrupting production behavior. The useful part here is not just coding; it’s being able to enter an unfamiliar repo, test changes properly, and leave a concise technical trail for the next issue. A short change log and rollback notes can be included whenever a task needs them. - How do you currently handle deployments: manual, CI/CD, or server-side scripts? - Is the first need more likely to be bug fixing, dependency/security updates, or query/schema tuning? - Do you want this bid to cover an initial trial task so we can establish the workflow?
$250 USD in 7 days
6.2
6.2

Having honed my skills over a decade, I am fluent in the technologies your project requires - Angular, JavaScript, Spring Boot, and MySQL to name a few. I've primarily worked on full-stack web development projects, so I'm used to jumping into existing codebases and quickly understanding and addressing any issues that may arise. I understand the pace and importance of maintaining a stable site as well as being able to adapt to sudden changes in priority. With great proficiency in clean Git commits and concise change logs, I ensure your codebase remains tidy and comprehensible. In addition, my experience in Agile development environments and my willingness to adapt to your preferred communication channels will positively facilitate our working relationship. Finally, a key factor that sets me apart from other developers is my commitment to constantly learning and staying up-to-date with the latest frameworks and emerging trends. This means that not only can I maintain what you have but I can also bring fresh perspectives and ideas to the table. Let me be your one-stop solution for fearlessly facing any regression or feature enhancement that crops up down the road.
$140 USD in 3 days
6.1
6.1

The choice here is between fixing what's broken now and setting up a maintainer who can catch the next thing before it breaks anything. On a stable Angular and Spring Boot app that's been running long enough to need this kind of arrangement, those pull in different directions until someone has actually read the code. I'd rather earn the ongoing role than promise it. First milestone is an audit pass through the Angular build, the Spring services, and the MySQL schema, looking specifically at slow queries, missing indexes, unhandled exceptions in the logs, and anything in the deploy pipeline that would bite during a routine release. Whatever the audit turns up, I fix one real thing from it, a query, a bug, a tuning pass, so there's a commit you can look at and judge before this becomes a standing arrangement. Second milestone is getting the reporting channel set up the way you want it and handling whatever else surfaces from the audit as agreed scope. M1: Codebase and deploy audit plus one concrete fix or DB tuning pass, $180, 2 days. M2: Remaining audit findings addressed, reporting channel set up, handover into ongoing maintenance, $270, 3 days. Five days total, 450 across the two. The 450 is priced off what's in the brief, not off a walkthrough of the actual repo, so the real scope, especially the DB tuning side, could move that number once I've seen the schema and query patterns.
$450 USD in 5 days
6.3
6.3

Hi there, Production issues in Angular, Spring Boot, and MySQL need fast, low-risk fixes, and I can keep that codebase stable. I’ve spent the last 4 years solving exactly this type of problem: regressions in Angular UI flows, Spring Boot bugs, and slow MySQL queries under live traffic. I’ve also delivered clean hotfixes with rollback notes and concise changelogs for existing repos. The real risk here is not the bug itself, but the follow-on breakage from rushed changes, unreviewed dependency updates, or database tweaks that look safe in dev and fail in production. I work in small, isolated commits, verify fixes against the existing stack, and keep changes easy to deploy or revert. I’ll trace the issue end-to-end, patch the smallest reliable fix, and test it before pushing. If needed, I’ll also tune the query/index path or update the Spring service layer without widening scope. You’ll get a short summary of what changed and why, plus rollback notes when relevant. Best regards, John allen.
$155 USD in 5 days
5.9
5.9

Hi there, When running a production site, unexpected issues can disrupt your workflow and cause delays. Imagine facing a sudden bug or a performance issue that needs immediate attention. That's where I come in—expert in Angular, Spring Boot, and MySQL, ready to swiftly resolve any challenge and maintain the stability of your site. Here are my questions: How do you currently handle urgent issues, and do you have a preferred method for logging and tracking these tasks? Let's discuss your project now!
$30 USD in 1 day
5.8
5.8

Hello! We can provide ongoing support for your Angular and Spring Boot application. 1. What should we prioritize first when an issue comes up? 2. Do you already use a preferred channel for tracking tasks? — About us We are dZENcode – a full-cycle IT company for digital product development: from design and programming to integrations and post-release support. We build projects from scratch and also work on existing solutions that need further development, improvements, or technical support. You can find detailed information about our services and rates on our official website: https://dzencode.com. Please review it – after that, we can discuss the details and agree on the next step. ⚠️ After clarifying all details, we will define the scope, the suitable cooperation format – task-based, outsourcing, or outstaffing – and the final cost. Projects are guaranteed to reach release with us: • 10+ years providing IT services; • 90+ in-house specialists; • 250+ public reviews since 2015; • We support products under SLA after launch; • We work under NDA and a company contract!
$140 USD in 7 days
6.4
6.4

Hello There! I’m Md Toriqul Islam, an experienced Full-Stack Developer with 10+ years of experience in Angular, Java, Spring Boot, MySQL, REST APIs, Git, production support, and performance optimization. I understand you need a reliable developer who can step into an existing production codebase as needed, quickly diagnose bugs or regressions, implement small enhancements and database improvements, and resolve production issues without introducing new problems. I have rich experience in Angular, Spring Boot, Java, MySQL administration, database optimization, API development, dependency updates, Git workflows, debugging, testing, and production troubleshooting. I am skilled in working safely with existing systems, creating clean commits, validating changes before deployment, and providing concise change logs and rollback/deployment notes when required. I’m ready to support your production environment on an as-needed basis with clear communication, quick turnaround, and careful attention to stability. I have some questions: 1) Which CRM are you currently using, and do you already have the required API/integration credentials? 2) Do you have a preferred WordPress builder such as Elementor, Divi, or Gutenberg? 3) How many landing pages are you planning to build after the pilot page? Looking forward to hearing from you. Best regards, Md Toriqul Islam
$100 USD in 3 days
5.8
5.8

Hi, I’m comfortable jumping into an existing Angular, Spring Boot and MySQL codebase and handling production bugs, small features, dependency updates and database issues without disrupting what already works. I’ll keep changes focused, tested and easy to review, with clean Git commits and a short note explaining each fix. I can also help with urgent production issues when they come up. I’m available on an as needed basis and can start immediately.
$70 USD in 2 days
5.4
5.4

Production maintenance on an Angular front end with Spring Boot behind it usually fails when someone treats each issue in isolation instead of checking how the fix affects the whole stack. My focus would be quick intervention, careful testing, and concise commit/change notes so each update solves the immediate issue without introducing a fresh one next week. I’ve supported existing applications where the work varied between bug fixing, minor enhancements, dependency cleanup, and DB-level adjustments, and the best results always came from keeping communication simple and the repo history clean. That matches well with the way you described this role. Happy to begin with a small first task so you can judge the quality before scaling the relationship. - Is your current priority ongoing availability, or do you already have one issue waiting to be addressed? - Which Git workflow are you following now: direct branch work, PR review, or release branches?
$42 USD in 2 days
5.6
5.6

Maintaining a stable Angular and Spring Boot production line requires disciplined dependency hygiene and bulletproof transaction management, especially when MySQL schema changes or sudden regressions hit. For your stack, I implement zero-downtime rolling deployments, strict Hibernate query profiling to prevent N+1 bottlenecks, and immutable change logs with automated rollback strategies. In my 15+ years scaling enterprise systems, the key to on-call stability is rigorous branch protection and clean state management. I keep communication lightweight via your preferred channel while ensuring production alarms are handled with surgical precision. Let us discuss your current release pipeline and how we can establish a reliable maintenance rhythm. Gaurav Panwar Senior Full-Stack & System Architect (15+ Yrs Exp)
$199 USD in 7 days
5.5
5.5

On-call maintenance for a stable Angular + Spring Boot + MySQL stack works best when the first response is triage, not a code push, reproduce, isolate, then patch on a branch. I'll handle bugs, small enhancements, and MySQL tuning with tidy Git commits, a short rollback note, and a plain-English summary per task. Slow queries here are usually missing composite indexes, not Spring code. I can jump in this week. 1. Which Angular and Spring Boot versions are you on? 2. Preferred tracker, Jira, Linear, or GitHub Issues? Let's get this moving. Shayan
$55 USD in 3 days
5.3
5.3

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