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Backend Developer for existing PWA APP

$8-15 USD / hour

Completed
Posted 5 months ago

$8-15 USD / hour

I am looking for a skilled Backend Developer to work on an existing PWA app. The app is built with React, mongoldb, and integrates with Microsoft Calendar, Google Calendar, and Apple Calendar. Specific requirements for this project include: - Completing 3 existing flows within the app - Assessing and fixing any existing bugs or issues Ideal skills and experience for this job include: - Strong proficiency in React, mongoldb, and calendar integration - Experience working with PWA apps and backend development - Attention to detail and ability to assess and fix bugs The deadline for completing this project is within 1 week. If you have the necessary skills and experience, and can complete the project within the given timeframe, please submit your proposal.
Project ID: 37541402

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71 proposals
Remote project
Active 5 mos ago

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Dear Client, I hope this message finds you well. I am writing to express my enthusiasm for the Backend Developer position you have posted for your existing PWA app on Upwork. With a robust background in React, MongoDB, and calendar integration, I am confident in my ability to meet and exceed your project requirements. Project Approach: 1. In-Depth Analysis. 2. Efficient Workflow. 3. Bug Squashing. Why Choose Me? 1. Expertise in React and MongoDB. 2. Calendar Integration Mastery. 3. PWA and Backend Development. 4. Attention to Detail. I am excited about the opportunity to contribute to the success of your PWA app. Please find my detailed proposal attached, outlining my qualifications, relevant experience, and a proposed timeline. Thank you for considering my application. I look forward to the possibility of discussing how I can elevate your app and meet your project goals. Best Regards, Amit S.
$12 USD in 40 days
5.0 (3 reviews)
3.0
3.0
71 freelancers are bidding on average $13 USD/hour for this job
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Hey! I have read your details, and it seems like you're looking for a "MERN Backend Developer". I have 8+ years of expertise in Full Stack PWA development, deployment, API integration. I would like to ask some questions regarding this project: 1- Can you share complete detail of 3 existing flow? 2- What are bugs that I need to fix? 3- Can you share the source code of this existing application? Looking forward to seeing you on chat for a brief discussion on this project. Kindly initiate the chat.
$15 USD in 40 days
5.0 (5 reviews)
6.3
6.3
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Hello, We are a team of skilled Backend Developers with extensive experience in React, MongoDB, and calendar integrations. We are confident that we can fulfill your requirements for the backend development of your existing PWA app within the 1-week timeframe. Our Expertise: Strong React and MongoDB Skills: Our team has developed numerous applications using React and MongoDB, including PWAs. Calendar Integration Expertise: We have successfully integrated Microsoft Calendar, Google Calendar, and Apple Calendar into various applications. Bug Fixing and Troubleshooting: Our team has a keen eye for detail and is skilled in identifying and resolving bugs and issues. Proposed Approach: ====================== Initial Assessment Flow Completion Bug Fixing and Optimization Deployment and Support We are confident that we can complete this project within the 1-week timeframe. Our team's rates are competitive and depend on the project's complexity. We are open to discussing flexible payment options and collaborative solutions to fit your budget. Let's schedule a call to discuss your project in detail and answer any questions you may have. We are confident that our combined expertise can be a valuable asset to your team and deliver a high-quality solution within your desired timeframe. Thank you for your time and consideration. Regards, Arun
$12 USD in 40 days
5.0 (3 reviews)
5.8
5.8
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Hello there! My name is Raman and I am the owner of CnELIndia. I am excited to hear that you are looking for a Backend Developer to work on an existing PWA app. With over 18 years of experience in web and app development, we can confidently say that we are the best fit for this project. Our team consists of highly skilled members who have the necessary expertise to complete this project within the given timeframe. We have a strong focus on React, Mongoldb, and calendar integration which makes us an ideal choice for this job. Additionally, we are well-versed in PWA apps & backend development which will be needed for this project. We believe that our combination of skills, experience, attention to detail and ability to assess and fix bugs make us the perfect choice for this job. Please feel free to reach out if you would like more information or need any additional details explained further.
$12 USD in 40 days
4.8 (4 reviews)
5.1
5.1
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Hello! I am excited about the opportunity to contribute as a Backend Developer for your PWA app. With my extensive experience in React, MongoDB, and integrating various calendar systems like Microsoft, Google, and Apple, I am well-prepared to enhance your application. My focus will be on completing the three specified flows and meticulously assessing and resolving any bugs to ensure a smooth, efficient user experience. I am committed to delivering high-quality results that align with your project's goals.
$12 USD in 40 days
5.0 (3 reviews)
4.6
4.6
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⭐ Hi, My availability is immediate. I read your project post on React Developer to work on an existing PWA app. We have extensive knowledge in MERN Stack (MongoDB/MySQL, Express JS, React, and NodeJS), as well as RESTful API integration. We are an experienced team of full-stack developers having skill sets in - React, JavaScript, jQuery, TypeScript, NextJS - NodeJS, ExpressJS - MongoDB, MySQL, PostgreSQL, SQLServer, SQLite - Redux, Thunk, GIT - JavaScript, HTML, CSS, Tailwind CSS - AWS, Server Hosting Please send a message So we can quickly discuss your project and proceed further. I am looking forward to hearing from you. Thanks
$12 USD in 40 days
5.0 (16 reviews)
4.4
4.4
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Hello! My name is Koutarou and I am a well-qualified Full Stack Developer with extensive experience in backend development and frontend design. I have the necessary skills and experience to complete your project within the given timeframe. I understand exactly what you are looking for in a Backend Developer - strong proficiency in React, mongoldb, and calendar integration which is required for this project. Additionally, I have experience working with PWA apps and backend development which will be instrumental in completing the project successfully. With my skillset, I am confident that I can complete your project within the given timeframe. Please don't hesitate to reach out if you feel my proposal is right for you! Thanks Koutarou W
$15 USD in 40 days
5.0 (2 reviews)
4.2
4.2
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Hii there,  I am Raj,  having an experience of more than 10+ years in website and app development. I have a team 20-25 people, exclusively working on platforms like angular, react, react native, ionic,  mongodb,  nodejs,  expressjs,  firebase etc. I will provide you an experienced NODE Developer of my team who will do your job in dedicated basis according to your requirements.  We can definitely do your job within time.   Please ping me in chat to discuss more.
$8 USD in 40 days
5.0 (6 reviews)
3.5
3.5
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I am a Backend Developer with 10+ years of experience in Web Development and Digital Marketing. I have great knowledge of PHP (Laravel and Codeigniter), MySQL, Angular, React, NodeJS and can create responsive websites using HTML5 and CSS3. Additionally, I have great knowledge of popular CMS like Wordpress, Joomla, Opencart, and Magento. If you are looking for a full-fledged developer with great marketing skills, look no more I have got you! My skills include strong proficiency in React, mongoldb, and calendar integration which is required for this project. Additionally, I have experience working with PWA apps and backend development which will be required for completing 3 existing flows within the app as well as assessing and fixing any existing bugs or issues.
$15 USD in 40 days
5.0 (2 reviews)
2.8
2.8
User Avatar
Hi, Your job post for 'Backend Developer for existing PWA APP' grabbed my attention instantly because it perfectly matches the skill set I work on. Having read the requirements carefully, I am sure I can complete your project very nicely. I have good expertise in Node.js, Microsoft Outlook, React.js, MongoDB & that's why I believe I am a great fit for this job. Please review my portfolio here: https://www.freelancer.com/u/MSaadJaved If you find me suitable for this job, please initiate the chat so I can ask you few questions that will clear the things further. Sincerely, Saad Javed
$15 USD in 7 days
5.0 (1 review)
2.7
2.7
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Hi I am skilled developer. I have 7 years plus experiance. I will complete the existing flows of the app. Sure i will fix the bugs as well. I will complete in a week. Can we do chat now Thanks
$12 USD in 40 days
5.0 (1 review)
1.6
1.6
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Dear Hiring Team, I am writing to apply for the Backend Developer position to enhance your existing PWA app. With an experience in Node.js, React.js, MongoDB, and familiarity with Microsoft Outlook, I am confident in my ability to meet the specific needs of your project. I understand the urgency and intricacy of completing the three existing flows within your app. My proficiency in React and MongoDB, combined with my experience in integrating various calendar services like Microsoft, Google, and Apple Calendar, positions me well to tackle these tasks efficiently. My approach involves a thorough assessment of your app to identify and rectify any existing bugs or issues. I am known for my meticulous attention to detail, which is crucial in ensuring the stability and smooth functioning of your app. Given the one-week deadline, I am prepared to dedicate the necessary resources and focus to deliver high-quality work within your timeframe. My experience in PWA apps and backend development makes me an ideal candidate for this project. Thank you for considering my application. I am eager to contribute to the success of your PWA app and look forward to the opportunity to work on this exciting project.
$15 USD in 40 days
3.6 (1 review)
2.0
2.0
User Avatar
Dear, Brain. I have rich experiences in Microsoft Calendar, Google Calendar, and Apple Calendar, specially I've worked with other clients in MERN stack and I can work on your time zone. I'd like you to discuss the requirements in more detail through chat and start right now. Regards, Alina
$15 USD in 40 days
0.0 (0 reviews)
0.0
0.0
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Hello, Brian M.. I read your job brief regarding Backend Developer for existing PWA APP which requires Node.js, Microsoft Outlook, React.js, MongoDB skillset. I can create a great project that wows your audience and saves you money. Ready for a quick chat? Let's dive into your Backend Developer for existing PWA APP right away. My expertise extends to Full Stack Development, Laravel, Web Development, WordPress, Shopify, React.js, Node.js, and PHP ensuring comprehensive solutions for online platforms. Please come over chat and discuss your requirement in a detailed way. Best Regards, Hunain
$12 USD in 7 days
0.0 (0 reviews)
0.0
0.0
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Hi there. I am a website developer with 10 years of experience, I read your description carfully and I can develop your applicaion with high quality, please send me a message for more discuss. with the best regards
$9 USD in 1 day
0.0 (0 reviews)
0.0
0.0
User Avatar
Hello, I'm a skilled Backend Developer with expertise in React, MongoDB, and calendar integrations. I have a strong track record of working on PWA apps and backend development, ensuring seamless functionality and bug-free experiences. I understand the urgency of your project and can commit to completing the 3 existing flows and fixing any bugs within the 1-week deadline. My attention to detail and problem-solving skills make me well-suited for assessing and addressing any issues in your app. I'm excited about the opportunity to contribute to the success of your PWA app. Please consider my proposal, and I'm ready to discuss further details. Looking forward to the possibility of working together.
$15 USD in 40 days
0.0 (0 reviews)
0.0
0.0
User Avatar
I am a web developer with a strong background in backend technologies and a passion for creating seamless and efficient web applications. Having worked on various projects, I bring hands-on experience with technologies such as [mention relevant backend technologies or frameworks], which I believe aligns well with the requirements of your PWA app.
$20 USD in 40 days
0.0 (0 reviews)
0.0
0.0
User Avatar
Hello, I understand from your description that you are looking for a skilled Backend Developer to work on an existing PWA app. With over 4 years of experience in web development, mobile application development, e-commerce development and AI solutions, I am well-equipped to tackle this project. My strong proficiency in React, mongoldb and calendar integration make me the perfect candidate for this job. I am confident that my skillset makes me the perfect fit for this project and I would love to help you bring your vision for the PWA app to life. Please feel free to reach out if you have any questions or would like more information about my services. Regards, Janith.
$12 USD in 40 days
0.0 (0 reviews)
0.0
0.0
User Avatar
Hello There, I am excited to collaborate with you and bring your vision to life. I appreciate your detailed requirements, and I am ready to deliver a high-quality solution that meets your business needs. With a decade of experience in Website and App development and a track record of successful projects, I am confident in my ability to deliver a solution that exceeds your expectations. Instead of pasting links over here, It would be an awesome experience for you and me to show some of our works on a call and explain the concept behind it. you won't regret it. For the timeline as you didnot mention, Are there any deadlines for this project? Feel free to ask any questions you have. Thankyou. Best, Dave
$12 USD in 40 days
0.0 (0 reviews)
0.0
0.0
User Avatar
Hello, Greetings from Syndell! We have carefully reviewed your requirements and are thrilled to propose a highly personalized and effective solution for your web app development needs. Our team of Web App Developers is committed to delivering a bespoke solution that aligns perfectly with your goals and requirements. Here's how we can add value to the project: 1. Customized Approach: Our team will work closely with your stakeholders to gather detailed requirements and tailor the solution to perfectly align with your business objectives. 2. Cutting-Edge Technologies: Our web app development team utilizes the latest tools and frameworks to ensure that your application is robust, scalable and future-proof. 3. User-Centric Design: Our design team will focus on creating an interface that captivates users, enhances usability to ensure that your web app becomes a valuable asset for both your customers and internal users. 4. Agile Development: Our Agile approach allows for regular updates, feedback sessions and iterative improvements, ensuring that the final product aligns perfectly with your evolving needs. Our personalized approach, technical expertise and commitment to excellence make us the ideal choice for your Web App Development needs. We eagerly await to connect with you and upon our engagement, we will promptly unveil the rich tapestry of our portfolio. Looking forward to the opportunity. Thanks!
$10 USD in 40 days
0.0 (0 reviews)
0.0
0.0
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Hi there, I came across your project and couldn't help but think, "This is right up my alley." As an experienced backend Developer, I am excited about the opportunity to enhance your existing PWA app. I've got a robust background in React, MongoDB, etc, so you can count on me to help you with your requirements. I understand the urgency, and I am ready to hit the ground running. I will tackle the three existing flows within your app with precision and address any bugs or issues along the way. Having worked previously with PWA apps, I know the intricacies of backend development and will ensure that your app operates smoothly and efficiently. Rest assured, I will meet the project deadline within a week. Let's make this collaboration a success. I am eager to dive in and make the necessary enhancements to your PWA app. Looking forward to our collaboration. Warm Regards, Siddharth
$15 USD in 40 days
0.0 (0 reviews)
0.0
0.0

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Flag of UNITED STATES
spring hill, United States
5.0
2
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Member since Sep 25, 2012

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