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We are looking for a senior Full Stack Developer to work on an existing EHR (Electronic Health Record) system built with Node.js (backend), [login to view URL] (frontend), and MongoDB (database). The platform includes a complex appointment scheduling system where multiple doctors can be available in the same time slot across multiple U.S. states, along with background cron jobs that handle system automation. This role requires real-world experience with production systems, scheduling logic, and background job management. Key Responsibilities Enhance and maintain an existing EHR system Work on multi-doctor, multi-state appointment scheduling Handle: Same-slot availability for multiple doctors Doctor availability rules and overrides Time-zone and state-based scheduling Update, optimize, and maintain cron jobs / background tasks for: Appointment reminders Status updates and cleanup jobs Automated system workflows Fix bugs, refactor code, and improve performance Build and maintain REST APIs using Node.js Develop UI using [login to view URL] Optimize MongoDB schemas and queries Ensure data security and compliance standards Required Skills Strong experience with Node.js Strong experience with [login to view URL] / React Strong knowledge of MongoDB Proven experience with calendar & appointment scheduling systems Hands-on experience with cron jobs / background job processing Experience working on live production systems Mandatory Requirement (Important) You must provide: A portfolio with relevant projects or A live demo system / recorded walkthrough of a scheduling or healthcare platform No portfolio or demo = please do not apply.
Project ID: 40172188
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40 freelancers are bidding on average ₹1,593 INR/hour for this job

Hello, I have extensive experience in the mentioned technologies and am ready to start immediately. Let’s connect via chat to discuss the project requirements further. Thank you, Jignesh
₹550 INR in 40 days
5.2
5.2

My name is Hilal Mujaddadi, and I am writing to express my interest in the project you have advertised. With a solid background in making websites and a proven track record of successfully implementing projects like this, I am confident that I possess the skills and experience necessary to excel in this role. Throughout my career, I have demonstrated a strong proficiency in mern stack, having completed numerous projects. My expertise in these specific languages sets me apart, and I am dedicated to delivering high-quality work that meets and exceeds expectations. Regarding the cost of undertaking this project, I am prepared to offer a competitive proposal. I understand the importance of delivering results efficiently and effectively, and I am committed to ensuring that the project is completed in a timely manner without compromising on quality. I invite you to review my profile here - https://www.freelancer.com/u/hilal26, where you will find a comprehensive portfolio showcasing the projects I have completed using mern stack. I am confident that my skills and experience make me a strong candidate for this position. Please let me know your preferred timeline for the project, and rest assured, I will prioritize meeting and exceeding your expectations. Thank you for considering my application. I look forward to the opportunity to contribute to your team and help you achieve your objectives.
₹100 INR in 40 days
3.2
3.2

With my expertise as a Full Stack Developer, specializing in Node.js and MongoDB, I believe I am the ideal candidate for this project. I have ample experience in building and enhancing complex, live production systems, including calendars and appointment scheduling. My problem-solving skills are what separate me from the pack - I'm not afraid to think outside the box and develop creative yet efficient solutions. I've also had extensive experience working with cron jobs and background tasks, which will be crucial for maintaining automated system workflows like appointment reminders, status updates, and clean-up jobs in your EHR system. I understand the fine balance between optimization, performance improvement, and ensuring data security, making me an asset for not only improving but maintaining your platform at an optimal level.
₹600 INR in 20 days
2.7
2.7

With over 12 years invested in the industry, I have gained a wealth of experience touching on all facets of Full Stack development and this has been applied to various industries - including healthcare. My proficiency in working with React and Node.js shouldn't be only reduced to my extensive experience with libraries but also the adaptability of my skills even to new technologies. My portfolio is a living testament to vast experiences holding these traits similar to your requirements no less than why it's mandatory:calendar/scheduling systems in Node.js/Next.js/MongoDB specifications and their automation via cron jobs substantive proof of my merit; which I'm ready to bring forth into this project - enhancing not just your system but improving the lives of its users by yielding an effective health record management platform.
₹250 INR in 40 days
0.0
0.0

Dharamshala, India
Member since Nov 7, 2016
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