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Project Overview I created a Food Delivery Application . Currently, the app is generating an excessive number of read/write requests, likely due to inefficient fetching logic and infinite loops, because I am noob. The project consists of approximately 50 files in total that need to be audited and optimized to minimize Firebase operational costs. Key Objectives Identify & Fix Infinite Loops: Audit all useEffect hooks and onSnapshot listeners to ensure they are not triggering unnecessary re-renders or recursive database updates. Query Optimization: Implement server-side filtering (where clauses) and pagination (limit, startAfter) for orders and chat histories to avoid loading entire collections. State Management & Caching: Ensure data is cached effectively in the frontend (e.g., using React context or local state) to prevent redundant fetching on page navigation. Write Operation Audit: Review all updateDoc and setDoc calls to ensure they only fire when absolutely necessary. Security & App Check: Implement Firebase App Check to prevent unauthorized bot traffic from inflating costs and review Firestore Security Rules for basic efficiency. Technical Requirements Expert-level knowledge of React.js and Firebase SDK (v9/v10). Proven experience in optimizing Firestore for high-scale/low-cost performance. Experience with "Clean Code" principles to ensure the 50 files remain maintainable after optimization.
Projekt-ID: 40259755
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166 freelancere byder i gennemsnit €150 EUR på dette job

Hello, As an experienced team of web service providers, we bring with us the essential expertise to optimize your Food Delivery Application built on Firebase and React. At Our Software, we understand the efficiency and cost minimization are crucial, especially with operations that could generate excessive read/write requests. Our proven experience in optimizing Firestore for high-scale/low-cost performance make us well-equipped for this project. One of our key strengths lies in identifying and fixing issues like infinite loops effectively. We have hands-on experience audituing hooks and onSnapshot listeners to eliminate any unnecessary rerenders and recursive database updates. Moreover, our optimization process emphasizes efficient query execution, implementing server-side filtering and pagination to avoid loading entire collections - ensuring the application's optimal functioning. Another area we excel in is State Management & Caching. We ensure that data is cached effectively in the frontend, be it through React context or local state. This diminishes redundant fetching during page navigation and optimizes overall data retrieval efficiency. Being mindful of Firestore billings, our experienced auditors will also meticulously examine all updateDoc and setDoc calls for necessary firing. This is pivotal in preventing any wasteful write operations generated from your app. All in all, by choosing us you're getting a team experienced Thanks!
€130 EUR på 3 dage
7,7
7,7

As a frontend developer specializing in React.js and Firebase SDK, I am your perfect match for this project. With over 10 years of professional experience and a track record of optimizing Firestore for high-scale, low-cost performance, I've helped numerous businesses like yours reap the maximum benefits from Firebase. In our collaboration, I focus on "Clean Code" principles to ensure that once optimized, your 50 files will remain maintainable - even after subsequent updates. At WellSpring Infotech, my team and I have built innovative B2B and B2C solutions in a range of industries including Healthcare, eCommerce, Fintech etc. My broad experience in these niches means I have an innate understanding of efficient data management and optimization in real-time applications like yours. Moreover, my grasp of advanced server-side filtering and pagination techniques will enable me to revamp your current system effectively. And with my robust knowledge of cybersecurity, rest assured that implementing Firebase App Check and reviewing Firestore Security Rules for efficiency will be done with the utmost attention to detail. Thanks....
€250 EUR på 7 dage
7,3
7,3

Hello, I will audit all 50 files, fix the useEffect and onSnapshot loops, add server-side filtering with pagination, set up caching, and configure App Check. The likely main cost driver is onSnapshot listeners without cleanup. Each re-render stacks a new listener on top of old ones, multiplying reads. Fixing those first gives the biggest cost drop. Questions: 1) Can you share your Firebase usage dashboard to identify the heaviest collections? 2) Is the app deployed, or are you still testing locally? Looking forward to talking more about this. Kamran
€90 EUR på 3 dage
7,1
7,1

Hi, Your Food Delivery Application's soaring Firebase costs clearly hint at deeper inefficiencies lurking within your data fetching and state management. I specialize in React and Firebase optimizations, and I understand that infinite loops and redundant database calls can be frustrating and costly , even more so when scaling. With a thorough audit of your 50 files, I will identify and fix infinite loops in useEffect and onSnapshot listeners, implement server-side filtering and pagination for orders and chats, and optimize your write operations to only trigger when necessary. I also focus on frontend caching strategies using React context or state to reduce redundant fetches, coupled with implementing Firebase App Check and reviewing your Firestore rules to secure and streamline your app. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. I look forward to collaborating closely to deliver clean, maintainable code that keeps your app running efficiently and cost-effectively. Could you share if you are currently using any state management libraries or caching mechanisms in your React app? Thanks, Asad
€95 EUR på 5 dage
7,0
7,0

Hello!-----✦I am here to help you Firebase Optimization for React Application✦------.I am an INNOVATIVE REACT.JS / Full stack developer having great expertise with all the latest CRM and Frameworks. I will deliver you high quality work . I have some queries to give you accurate time and price Please ping me to get started and provide you great results. Thanks
€250 EUR på 7 dage
6,9
6,9

Hi, ➡️ I read your project overview regarding the optimization of your Food Delivery Application using Firebase and React. You need a reduction in excessive read/write requests currently inflated by inefficient fetching logic and infinite loops. ⏺️ With 12 years of experience as a Full Stack Developer, I specialize in enhancing React applications integrated with Firebase. My expertise includes auditing useEffect hooks and onSnapshot listeners to eliminate unnecessary re-renders and recursive database operations. I can efficiently implement server-side filtering and pagination to manage data flow and reduce costs. Additionally, I will optimize state management and caching strategies to minimize redundant data fetching, and ensure secure and efficient Firestore operations by implementing Firebase App Check and reviewing security rules. Regards, Aftab Ahmad Full Stack Developer (12 Years of Experience)
€150 EUR på 6 dage
6,9
6,9

Hi, I can help by reviewing your useEffect hooks and onSnapshot listeners to eliminate infinite loops, implementing server-side filtering, and ensuring effective state management. By optimizing how you handle updates and caching data, we can significantly cut down on unnecessary reads and writes. With over 7+ years of experience in React.js and a proven track record in optimizing Firestore for cost-effective performance, I adhere to “Clean Code” principles to maintain code quality. Let’s discuss how I can assist you in making your app more efficient. Best Regards, Priyanka
€250 EUR på 3 dage
6,4
6,4

Hi there, I understand your React Food Delivery App is incurring high Firebase costs due to inefficient requests, infinite loops, and poor data fetching. As a React.js and Firebase expert, I specialize in optimizing such applications. I will meticulously audit your 50 files, focusing on: * Identifying and fixing `useEffect` and `onSnapshot` infinite loops. * Implementing server-side query optimization (filtering, pagination) for orders/chat. * Enhancing state management and caching for efficient data retrieval. * Auditing `updateDoc`/`setDoc` calls and implementing Firebase App Check/Security Rules. My expertise in React, Firebase SDK (v9/10), and Clean Code principles ensures a maintainable, cost-effective solution. Let's get your app running optimally. Regards, Nikhil Chandra Roy
€140 EUR på 7 dage
6,2
6,2

Hello, I am really excited about the opportunity to collaborate with you on this project! It aligns perfectly with my skill set and experience, and I’m confident I can contribute meaningfully to your vision. I genuinely enjoy working on projects like this, and I believe we can create something both functional and visually engaging. Please feel free to check out my profile to learn more about my past work and client feedback. I’d love to connect and discuss the project details further your goals, expectations, and any specific features or ideas you have in mind. The more I understand your vision, the better I can bring it to life. I am ready to get started right away and will put my full energy and focus into delivering quality results on time. My goal is not just to complete the project, but to exceed your expectations and build a long-term working relationship. Looking forward to hearing from you soon! With regards! Abhi
€250 EUR på 7 dage
6,2
6,2

Hi, I see that your Food Delivery Application is experiencing performance issues due to inefficient fetching logic, leading to excessive read/write requests in Firebase. This can be a common challenge, and I can help streamline your app's functionality. To address the infinite loops, I will audit all your useEffect hooks and onSnapshot listeners, ensuring they trigger only when necessary. I’ll optimize your queries with server-side filtering and pagination, drastically reducing the load on your database. For state management, utilizing React context will allow for efficient data caching, minimizing redundant fetches. Additionally, I will review and refine your write operations to ensure that database calls occur only when truly necessary, enhancing both performance and cost-effectiveness. Lastly, implementing Firebase App Check and optimizing your Firestore security rules will safeguard against unauthorized bot traffic. My name is Muhammad Furqan, and I specialize in Web Development and Frontend Development with a strong focus on optimizing applications for performance and cost efficiency. I’m ready to help enhance your application into a more efficient platform. Thank you, Muhammad Furqan
€140 EUR på 2 dage
5,9
5,9

Dear Client, Hello, my name is , and I specialize in React.js and Firebase optimization. I understand the challenges you are facing with your Food Delivery Application, and I am here to help. With my expertise in identifying and fixing infinite loops, optimizing queries, managing state effectively, and ensuring secure operations, I am confident in optimizing your application to reduce Firebase operational costs. My approach involves auditing all hooks and listeners, implementing server-side filtering and pagination, optimizing state management, reviewing write operations, and enhancing security measures. With my proven experience in optimizing Firestore for high-scale performance, I guarantee reliable delivery and clear communication throughout the project. I would love to discuss how we can work together to optimize your application further. Looking forward to connecting with you soon. Best regards,
€30 EUR på 7 dage
5,5
5,5

Hello, I’ve gone through your project details and this is something I can definitely help you with. I have 10+ years of experience in mobile and web app development, working extensively with React and Firebase. My focus is on clean architecture and ensuring efficient performance to reduce operational costs, which aligns perfectly with your project goals. I will audit your Food Delivery Application, targeting areas such as the infinite loops in your useEffect hooks and onSnapshot listeners, query optimization with server-side filtering and pagination, effective state management, and reduce unnecessary write operations. This will not only enhance performance but also help in minimizing your Firebase costs significantly. Here is my portfolio: https://www.freelancer.in/u/ixorawebmob I’m deeply interested in your project and would love to get more details to suggest the best approach. Could you clarify: 1. What specific performance metrics are you targeting for optimization? What specific performance metrics are you targeting for optimization? Let’s discuss over chat! Regards, Arpit
€155 EUR på 25 dage
5,6
5,6

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I have optimized React apps using Firebase by auditing useEffect hooks and snapshot listeners to stop infinite loops and reduce read/write operations efficiently. The most critical part is ensuring clean, optimized queries and state caching to prevent unnecessary data fetching and costly operations. Approach: ⭕ Audit all useEffect hooks and listeners to eliminate infinite loops ⭕ Implement server-side filtering and pagination for large datasets ⭕ Integrate effective caching via React context/local state ⭕ Review and minimize write operations to Firestore ⭕ Implement Firebase App Check and optimize security rules ❓Could you share example files or current state of your Firebase queries? ❓Any specific metrics or budget goals for cost reduction? I am confident I can deliver maintainable, high-performance code to significantly reduce your Firebase costs while keeping your React app stable and clean. Best regards, Nam
€200 EUR på 3 dage
5,2
5,2

Hi, I have strong experience with React.js and Firebase (v9/v10) and have optimized Firestore apps to significantly reduce read/write costs. I can audit all 50 files, fix infinite loops in useEffect and onSnapshot, implement proper query filtering + pagination, optimize setDoc/updateDoc usage, and apply caching with clean state management. I will also configure Firebase App Check and review Firestore rules for cost efficiency and security. You’ll get a clean, optimized, and maintainable codebase. Let’s fix the cost issue properly. — Munish Gupta
€100 EUR på 3 dage
5,3
5,3

Hey there, I'm JOSHI, a highly experienced and skilled frontend developer with expertise in JavaScript and web development. But beyond just that, I have deep knowledge of the Firebase SDK and have previously optimized Firestore for high-scale/low-cost performance. I understand your application's need for efficient fetching and storage solutions to minimize Firebase operational costs; that is my specialty. Additionally, I am fully conversant with React.js and clean code principles, which will ensure your 50 files remain maintainable even after optimization, removing any potential technical debt. Due to my rigorous experience at Google and Apple, I have honed a structured process that guarantees efficient delivery without scope creep or endless revisions. My previous work has allowed me to build solutions integrated with AI processes—an aspect important to your project—enhancing user experiences while delivering measurable business growth. Along with this, I bring strong state management skills to the table which are essential for caching data effectively in the frontend and reducing redundant fetchings. Together, let's optimize your Food Delivery Application efficiently and cost-effectively using my thorough methodology.
€250 EUR på 7 dage
5,7
5,7

I can do it. As 9+ years experiences in these field. I can give good quality work. I have read the guidelines of your work.I believe that i can provide you the best quality works you are anticipating from this platform give me a chance to show you the best i can do at your service.
€240 EUR på 2 dage
5,2
5,2

Hi there, I’ve carefully reviewed your project to optimize your Food Delivery Application with Firebase. It’s crucial to address the excessive read/write requests impacting your operational costs. With my extensive experience in optimizing React applications and Firestore, I can effectively identify and resolve infinite loops in your useEffect hooks and onSnapshot listeners, ensuring efficient operation. I will implement server-side filtering and pagination to manage large data sets and enhance your state management for caching, minimizing unnecessary fetching across your app. By auditing your write operations and enhancing security measures with Firebase App Check, I’ll ensure your application runs smoothly and securely. I propose to complete this within a week to get your application performing optimally. Best regards,
€100 EUR på 2 dage
5,1
5,1

Hi, I would like to grab this opportunity and will work till you get 100% satisfied with our work. I am an expert team which have many years of experience on JavaScript, Web Development, Frontend Development, Technical Documentation, Software Engineering, Performance Tuning I will share with you my recent work in the private chat due to privacy concerns! Regards
€250 EUR på 7 dage
4,8
4,8

Hi there! ? I’m a Full-Stack Developer and Digital Solutions Expert with 12+ years of experience in Website Design, Web Development, Mobile App Development, AI Integration, Automation, and Digital Marketing. I have successfully optimized complex applications like yours to enhance performance and reduce operational costs. For your Food Delivery Application, I will meticulously audit and optimize all 50 files to minimize read/write requests and improve Firebase efficiency. I will address the key objectives by fixing infinite loops in useEffect hooks, implementing query optimization for orders and chat histories, optimizing state management, and enhancing write operations. Additionally, I will enhance security with Firebase App Check and ensure Firestore rules efficiency to prevent unauthorized access. Let's optimize your app for high-scale, low-cost performance. Looking forward to discussing the project further. How soon would you like to start the Firebase optimization process for your React Application?
€160 EUR på 5 dage
5,0
5,0

Hi, I have hands-on experience optimizing React and Firebase applications where inefficient listeners and re-renders caused excessive Firestore reads and writes. I’ve reduced operational costs by fixing useEffect loops, restructuring queries, and applying clean state management patterns. For your food delivery app, my focus will be cost reduction without breaking functionality. I’ll audit the full data flow to stop unnecessary reads/writes, ensure Firestore queries are efficient, and leave the codebase cleaner and easier to maintain than it is today. Approach / Execution Plan Audit all useEffect hooks and onSnapshot listeners for loops and over-fetching Optimize Firestore queries using where, limit, and startAfter Introduce proper frontend caching to avoid repeat fetches on navigation Review updateDoc / setDoc usage to prevent redundant writes Enable Firebase App Check and review Firestore Security Rules Relevant experience Optimized React + Firebase apps with real-time orders and chat features, significantly reducing Firestore costs through query and listener refactoring. I’d be happy to review your current Firebase usage and confirm the main cost drivers. Let’s connect so I can start with a focused audit and optimization plan.
€140 EUR på 7 dage
4,8
4,8

Düsseldorf, Germany
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