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My production stack is built on Python 3.11 with FastAPI served by Uvicorn, async-SQLAlchemy talking to PostgreSQL (asyncpg/psycopg2), Celery + Redis, Docker / Docker-Compose, and Nginx in front. Everything was stable until I recently re-uploaded the application files; since then the booking engine throws a database error and the room-availability page no longer loads. Priority one is to track down and eliminate that database error so the booking engine works again. The schema itself has not changed, so I suspect a mismatch in SQLAlchemy models, a bad migration, or a mis-configured connection string inside the Docker images. You will have full SSH and docker-compose access to the server (Ubuntu 22.04). Once the booking flow is healthy, I also need a tiny UI tweak: there is a misspelled menu item that simply needs correcting in the front-end (Next 15.5.7). Deliverables • Diagnose and resolve the FastAPI ⇄ PostgreSQL error so available rooms display correctly. • Prove the fix by completing a test booking end-to-end. • Correct the single typo in the navigation menu and push the change. • Supply a concise report of what was broken and what you changed (git diff or patch notes are fine). If you are comfortable debugging async SQLAlchemy within Docker and can turn this around quickly, I’d love your help today.
Projekt-ID: 40094875
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43 Freelancer bieten im Durchschnitt $123 USD für diesen Auftrag

I have extensive experience in Python, Linux, MySQL, Debugging, and PostgreSQL, making me a great match for the "Fix FastAPI Booking Database Error" project. I am confident in my ability to diagnose and resolve the FastAPI ⇄ PostgreSQL error swiftly and efficiently. Once the database error is fixed, I will promptly correct the navigation menu typo. I am open to adjusting the budget based on the full project scope discussion. My priority is to deliver high-quality results within your budget and timeline. Let's discuss further details and get started right away. Please go through my profile its 15 years old see the work I did over the years. No Win No Fee means that your satisfaction is my utmost priority. Lets discuss the job details. Moreover, I am willing to start the job and perform tasks without even being hired; it is just to show my commitment to this project. Looking forward to hear from you.
$105 USD in 7 Tagen
7,3
7,3

Hi there, I have over 10 years work experience with Linux and Python as backend programmer and I think I can definitely help you with this issue. Ping me and I'll help you out. Cheers!
$125 USD in 7 Tagen
6,1
6,1

Greetings, I have read the project description but haven't found any details requirements open a chat to discuss requirements in details.
$150 USD in 1 Tag
5,6
5,6

Hello, I am available right now and can start working on it immediately. Ping me to discuss in details. Regards, Samiran
$100 USD in 3 Tagen
5,1
5,1

I will diagnose and resolve the FastAPI PostgreSQL error, prove the fix by completing a test booking, correct the typo in the navigation menu, and supply a concise report of the changes made, all within the proposed budget and utilizing my production stack built on Python 3.11 with FastAPI, async-SQLAlchemy, and Docker. Waiting for your response in chat! Best Regards.
$125 USD in 3 Tagen
4,9
4,9

I understand that you need immediate help in fixing a database error for your FastAPI booking engine and I assure you, my team has the comprehensive skill set needed not only to address this issue, but also surpass your expectations in delivering top-notch results. As a certified WordPress developer for over a decade, I've honed my skills in MySQL which, as you may know, is crucial in handling database operations. Pitch: Lastly, let's not overlook the importance of an accurate report. We understand how valuable visibility and transparency are for you. Rest assured that our concise post-fix report will outline what was broken and precisely detail what changes were made to resolve it. With our proven ability to deliver quality work within tight deadlines combined with my diverse skill set - including my proficiency in Laravel, Bootstrap, Magento, AND .NET - I genuinely believe your project is in safe hands! Looking forward to resolving your FastAPI booking engine errors and more. Thank you for considering Prajapati Technologies!
$120 USD in 7 Tagen
4,9
4,9

With my solid 8 years of experience, I have developed a deep understanding of the very technologies you're employing for your project. My extensive hands-on exposure on projects incorporating FastAPI with Flask and PostgreSQL will be immensely valuable in rapidly diagnosing and resolving the issue at hand. Alongside this, my professional knowledge of Docker, Linux, MySQL and Ubuntu makes me fully equipped to work within the complexities of your stack. On top of fixing the database error to ensure a properly functioning booking engine, I will meticulously track down any model mismatch or connection string configuration issues impeding the system. Additionally, being familiar with front-end development, I will swiftly eliminate the misspelling in your navigation menu. My commitment doesn't end with just fixing issues; I believe in providing transparent and well-documented solutions. Thus, you can expect a detailed report highlighting all changes made during my work. Overall, I am confident in my aptitude to not only meet but exceed your requirement
$100 USD in 1 Tag
4,3
4,3

HI I can diagnose and resolve the FastAPI ⇄ PostgreSQL issue in your Docker-based stack, focusing on async-SQLAlchemy configuration, migrations, and environment mismatches after the re-upload. I’ve handled similar production fixes and will verify the solution by completing a full booking flow end-to-end. Thanks Anshuman
$100 USD in 1 Tag
4,3
4,3

Hello, I liked your project Fix FastAPI Booking Database Error, which aligns perfectly with my professional expertise. I bring extensive experience in Python, Linux, MySQL, I can ensure timely delivery within 3 days. I'm committed to exceeding your expectations and would welcome the opportunity to discuss your requirements in detail.
$100 USD in 3 Tagen
4,6
4,6

Hi, I am a backend-focused full-stack developer with 8 years of solid experience in software development, with a strong background in debugging production Python systems. I am familiar with Python 3.11, FastAPI, async SQLAlchemy, PostgreSQL, Docker and Docker Compose, Celery with Redis, Linux (Ubuntu), and server-side debugging in containerized environments. For this project, I would diagnose the FastAPI–PostgreSQL error by reviewing SQLAlchemy models, async session configuration, migrations, and Docker environment variables to identify any mismatches introduced during redeployment. Once fixed, I will validate the solution by completing an end-to-end test booking and then apply the small front-end menu typo correction, delivering a clear summary of the changes made. I'm an individual freelancer and can work in any time zone you prefer. Please contact me with the best time for you to have a quick chat. Looking forward to discussing more details. Thanks. Emile.
$100 USD in 7 Tagen
3,9
3,9

Drawing from my extensive experience with Linux and MySQL, I can swiftly diagnose and remedy the alleged FastAPI ⇄ PostgreSQL database error that's interrupting your booking engine. With full SSH and docker-compose access, I'll conduct a comprehensive investigation of your set-up to uncover and eliminate any mismatch in SQLAlchemy models, migration anomalies, or mis-configured connection string inside Docker images. My aim is to ensure rooms availability display correctly just as it was before your recent file upload. Additionally, I understand the significance of user experience and attention to detail – which compels me to expediently attend to the misspelled menu item (Next 15.5.7) on the front-end. Once comprehensive tests corroborate that functionality has been restored - particularly by successfully completing a test booking end-to-end, I will implement necessary changes in Git, generating concise report of alterations made as per your requirement. Another thing that sets me apart is my strategic thinking; not only do I aim to fix bugs but also eradicate them at the root level for future prevention. I'm highly confident in my ability to resolve this issue efficiently & effectively within the agreed timeline. Going forward, you can absolutely depend on me for reliable maintenance & support. Hire me now and together, we'll restore the functionality you desire while pursuing an extraordinary result!
$150 USD in 7 Tagen
3,4
3,4

As a Full Stack Developer, I have extensive experience in working with the specific technologies used in your stack. I've not only built applications with FastAPI served by Uvicorn, but also utilized async-SQLAlchemy in PostgreSQL, worked with Celery + Redis along with Docker and Docker-Compose. With this deep understanding, I can quickly debug and resolve any errors that might have occurred during your code upload. Moreover, as someone who has worked on numerous production-ready projects, I am intimately familiar with the Quality Assurance process involved and will ensure my deliverables: diagnosing and resolving the error, conducting an end-to-end test booking post-fix, revising the UI typo in your navigation menu, as well as providing a comprehensive report of all changes made - will exceed your expectations. Don't just take my word for it, one of my clients based in the United Kingdom noted that "Tejas is an outstanding developer. He quickly understood our vision, implemented complex logic seamlessly, and delivered a high-quality product ahead of schedule." Choose me for this project and you'll not only get fast, efficient resolution to your issue but also a collaborative expérience that brings value to your business.
$100 USD in 7 Tagen
3,2
3,2

❤️ I’ve solved this exact problem before and can deliver a fully restored booking flow today. Your main issue is a FastAPI ⇄ PostgreSQL failure after redeploy, likely from a model/migration or Docker config mismatch blocking availability queries. I have full experience with Python 3.11, async SQLAlchemy, FastAPI, Docker, and Celery. I’ve fixed similar production issues caused by broken env vars or async DB bindings; this project is familiar, and the UI typo is a quick clean follow-up. To proceed, please confirm your technical level so I explain clearly, and share SSH, docker-compose, and repo access. I’ll verify the DB error, test bookings end-to-end, and patch the typo cleanly. I’m confident I can restore stability quickly and safely. Looking forward to discussing more detail on chat.
$150 USD in 1 Tag
2,7
2,7

Welcome to professional Python development services! Hi there, I'm Alema, a Python expert programmer who strives for clear code in atmospheric, numerical weather prediction, physics, and all other seminal fields. I'm ready to provide you with high-quality services. I have completed 350+ projects with a 100% Positive Rating. If you are looking for Quality work, look no further. Also, we are a team of professional workers, and we are always available 24/7 to help employers without limitations, and delivery is guaranteed on time. Your faithfully. Eng. Alema Akter
$150 USD in 1 Tag
2,4
2,4

❤ Hi there! I understand how critical it is to get your booking engine back on track, especially with the holiday season upon us. I have extensive experience with Python, FastAPI, and async SQLAlchemy, and I’m confident I can help you diagnose and fix the database error quickly. Given your setup, I’ll start by checking the connection string and reviewing the SQLAlchemy models to identify any mismatches that might have occurred during the recent upload. I’m comfortable working with Docker and can access your server to troubleshoot the issue directly. Once we resolve the error, I’ll run a complete test booking to ensure everything is functioning properly. Regarding the UI tweak, I can easily correct the misspelled menu item and push that change right after the booking engine is stable. I’ll also provide you with a concise report detailing the issues I found and the steps I took to resolve them. I’m available to start immediately and can turn this around today. Let me know if you have any questions or if there's anything specific you’d like me to focus on! Looking forward to helping you get this sorted out. Best, Diego
$100 USD in 1 Tag
0,1
0,1

Hi, I’m an experienced IT professional who loves solving problems and delivering quality results. Skills: Linux, AWS, DevOps,Azure, Azure DevOpS, MLOPS I’d be happy to support your project, Let’s discuss Thank you!
$125 USD in 1 Tag
0,0
0,0

Hi there, I read completely your requirements. This is Deshraj from Starparth Technologies, and with 5+ years of experience, our expertise includes debugging FastAPI, async SQLAlchemy, Dockerized PostgreSQL stacks, and production issues under tight timelines. I can quickly isolate the root cause, restore the booking flow, and ship the UI fix—let’s connect in chat.
$119 USD in 7 Tagen
0,0
0,0

I am very familiar with these tools and can surely solve this asap. I'm very comfortable with large, complex codebases. I'm confident I can help!
$125 USD in 7 Tagen
0,0
0,0

Hi, I can help you quickly diagnose and resolve the FastAPI ⇄ PostgreSQL issue in your booking engine. With hands-on experience in async SQLAlchemy, Dockerized deployments, and production debugging, I can identify whether the problem stems from model mismatches, migrations, or misconfigured connection strings. I will ensure the booking flow works end-to-end, apply the UI menu correction, and deliver a clear report detailing all changes. Kind regards, Shamir
$125 USD in 7 Tagen
1,2
1,2

As a versatile full-stack engineer with a wealth of experience, I believe I am perfectly suited for your project. With over a decade's worth of experience in software engineering, I specialize in identifying and fixing intricate bugs and issues across various tech stacks. My wide-ranging skills, which include Docker, FastAPI, Linux, MySQL, and PostgreSQL align seamlessly with your project requirements, ensuring a comprehensive solution to your database errors. Additionally, my familiarity with SQLAlchemy within Docker, which is a core component of your project stack, will enable me to quickly diagnose and rectify any anomalies that may have occurred during the file upload process. Moreover, my penchant for clear communication will be instrumental in providing concise reports on the changes made and what went wrong. The testament to my dedication is that I don't just aim for swift fixes or quick patches - I strive to build systems that are scalable, well-documented, and maintainable from day one. So alongside fixing the database error and correcting the navigation menu item typo for you as requested, I'd ensure these issues never resurface. To put it plainly, if what you need is someone who can think like an architect, code like a senior engineer and effectively communicate throughout the process then I am confident that we will make a formidable team on this project!
$125 USD in 2 Tagen
0,0
0,0

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