
Closed
Posted
Paid on delivery
I already have the skeleton of an online productivity tool in place, but it still needs to grow into a polished, fully-functioning system. The current codebase covers the basic layout and authentication; what’s missing is everything that turns it into a daily-use application. Core requirement • Robust task-management module: create, edit, prioritise, tag and archive tasks; drag-and-drop reordering; clean list and Kanban views; fast search and filtering. Platform coverage The interface must adapt smoothly to desktop, mobile and tablet screens. I’m using responsive layouts now, but I’ll rely on you to tighten breakpoints, optimise touch interactions and confirm cross-browser consistency. Tech context The stack is standard MERN (MongoDB, Express, React, Node). If you prefer a comparable framework, let’s discuss before you start. Real-time features (e.g. WebSockets) and calendar integration are not in scope for the first milestone, yet please keep the codebase extensible so those additions slot in later without rewrites. Deliverables 1. Production-ready frontend and backend code pushed to my Git repo. 2. Seed data and clear setup instructions for local and cloud deployment. 3. Brief hand-off document outlining architecture choices and extension points. 4. One short recorded walkthrough showing the finished task flow on desktop and a phone simulator. Acceptance criteria • All listed task-management actions work without console errors. • UI passes Lighthouse performance & accessibility audits ≥90. • Application renders correctly on the latest Chrome, Firefox, Safari and Edge, plus iOS/Android browsers. • Automated tests cover critical task logic. I’m ready to screen-share, hand over the repo and clarify anything you need to hit the ground running.
Project ID: 40525275
316 proposals
Remote project
Active 9 hours ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
316 freelancers are bidding on average £477 GBP for this job

Hi — Elias here from Miami. I see you’re looking to enhance your online productivity tool. The goal here is to ensure the app not only meets current user needs but is also scalable and maintainable for future growth. A common issue in systems like this is managing complexity as features increase. This can lead to integration challenges and potential performance bottlenecks. What usually matters most here is ensuring a solid architecture that supports seamless user experience while allowing for easy updates and new functionalities. My approach would involve structuring the app with a modular architecture, utilizing best practices in state management, and focusing on efficient backend integration with Node.js. This will ensure stability and a smooth workflow as you expand. I’ve worked on similar productivity applications where I implemented robust user permission systems and automated processes, ensuring efficiency and security. A few questions to better understand the scope: Q1 – What specific user roles and permissions do you envision for the app? Q2 – Are there any third-party integrations you need to prioritize? Q3 – What are your expectations regarding scalability and user load in the near future? Happy to go through the details and suggest the best technical approach. Looking forward to hearing from you.
£500 GBP in 5 days
8.1
8.1

⭐⭐⭐⭐⭐ Build a Fully-Functioning Online Productivity Tool with MERN ❇️ Hi My Friend, I hope you are doing well. I've reviewed your project requirements and see you are looking for a developer to enhance your online productivity tool. Look no further; Zohaib is here to help you! My team has completed over 50 similar projects for online applications. I will create a robust task-management module, optimize the interface for all devices, and ensure the code is clean and extensible for future features. ➡️ Why Me? I can easily build your productivity tool as I have 5 years of experience in MERN stack development, specializing in task management systems. My expertise includes creating responsive layouts, integrating user authentication, and ensuring cross-browser compatibility. Additionally, I have a strong grip on real-time features and automated testing, making sure your application runs smoothly. ➡️ Let's have a quick chat to discuss your project in detail, and I can show you samples of my previous work. Looking forward to discussing this with you! ➡️ Skills & Experience: ✅ MERN Stack Development ✅ Task Management Systems ✅ Responsive Design ✅ User Authentication ✅ Cross-Browser Compatibility ✅ API Integration ✅ UI/UX Design ✅ Automated Testing ✅ Code Optimization ✅ Performance Audits ✅ Documentation ✅ Git Version Control Waiting for your response! Best Regards, Zohaib
£350 GBP in 2 days
7.6
7.6

Hi there, ★★★ React / Node.js Expert ★★★ 5+ Years of Experience ★★★ I see you have a solid foundation for your productivity tool and need help to enhance its functionality. I will focus on developing a robust task-management module that allows users to create, edit, prioritize, tag, and archive tasks. I will implement drag-and-drop reordering and ensure clean list and Kanban views. Additionally, I will optimize the interface for desktop, mobile, and tablet screens, tightening breakpoints and enhancing touch interactions for a seamless user experience across all devices. The final deliverables will include production-ready frontend and backend code pushed to your Git repo, seed data, setup instructions for local and cloud deployment, a brief hand-off document, and a recorded walkthrough of the task flow. Questions: 1. Are there any specific design guidelines or user experience preferences you want me to follow? 2. Do you have any existing user feedback that could help shape the task management features? 3. What is your preferred method for testing and reviewing the application during development? Ready to get started!
£250 GBP in 14 days
7.8
7.8

Hello, I've built productivity tools like this before — Node.js backend with AngularJS frontend. I know the common pitfalls when scaling from skeleton to full product, and I can move fast without rework. We've been building web apps for years and shipped hundreds of SaaS platforms and custom tools. Most have the same DNA as yours: real-time updates, user management, data persistence. I know what questions to ask upfront to avoid scope creep. The bid range here is a placeholder. Once we talk through what "grow into" means for you — more features, user management, API integrations, whatever — I'll give you an accurate number and timeline. Let's hop on a quick call this week. I'll ask three questions about your current stack and what's blocking you, then send over a real estimate. Message me whenever you're ready. Regards, Nurul Hasan
£250 GBP in 28 days
7.5
7.5

Hi there, As you already have the basic layout and authentication in place, I can help take the project from a working skeleton to a polished, production-ready productivity platform. What I will need initially is access to the repository, a walkthrough of the current architecture, and clarification on the task workflow. From there, I will review the existing codebase and build the complete task management module including task creation, editing, prioritization, tagging, archiving, drag-and-drop functionality, Kanban and list views, along with fast search and filtering. I will also provide clean documentation, seed data, deployment instructions, and a recorded walkthrough so future enhancements such as WebSockets, calendars, and real-time collaboration can be added without major architectural changes. I have a few questions regarding the current task structure and user workflows, and I would request a quick call to review the existing application. After that, I can provide an accurate timeline and implementation plan. Thanks, Rahul A.
£620 GBP in 15 days
7.8
7.8

Hello, I will complete your MERN productivity app — building the full task-management module with create, edit, prioritise, tag, archive, drag-and-drop reordering, and both list and Kanban views — all meeting your Lighthouse ≥90 targets. For extensibility, I will structure the backend around a clean service layer with event emitters on task mutations. When you later add WebSockets or calendar sync, those services hook into existing events without touching core logic — no rewrites needed. Questions: 1) Is your current auth session-based or JWT — and does it include role/permission scaffolding? 2) Do you have a preferred drag-and-drop library (e.g. dnd-kit), or should I choose based on performance and bundle size? Looking forward to discussing further. Best regards, Kamran
£281 GBP in 13 days
7.3
7.3

Hi, I would be glad to help turn your existing MERN productivity tool into a polished, production-ready application. Since the authentication and base layout are already in place, I can focus on building a robust task-management experience that feels fast, intuitive, and scalable. I have extensive experience with React, Node.js, Express, MongoDB, and responsive web applications. For this project, I can implement task creation, editing, prioritization, tagging, archiving, drag-and-drop reordering, advanced search/filtering, and both List and Kanban views while keeping the architecture clean and extensible for future additions such as WebSockets, notifications, and calendar integrations. My approach includes: Responsive UI optimized for desktop, tablet, and mobile devices Cross-browser testing across Chrome, Firefox, Safari, Edge, and mobile browsers Clean REST APIs with scalable backend structure Lighthouse-focused performance and accessibility improvements Automated tests covering critical task workflows Seed data, deployment documentation, and clear setup instructions Git-based workflow with regular commits and progress updates Deliverables will include production-ready code pushed to your repository, a concise architecture handoff document, and a recorded walkthrough demonstrating the complete task flow on desktop and mobile simulation. Looking forward to discussing the repository and requirements in more detail. Best regards,
£600 GBP in 14 days
7.1
7.1

Having previously built numerous web and mobile applications in various frameworks - including MERN, on par with your requirements - I feel well-suited to refine and complete your productivity app. My competence in the stack you're using will ensure a smooth workflow without the need for any uneasy codebase migration or extensive rewrites later. I understand that the task-management aspect of this app is the crux, and my expertise enables me to develop robust solutions coupled with clean UI/UX. Beyond just addressing the immediate challenge, I believe in crafting future-proof solutions. Even though we aren't targeting real-time features or calendar integration initially, I'll make sure the codebase is extensible enough to accommodate these without causing any overhaul disruptions. On-time delivery is a personal commitment I hold strongly to; you can be assured that milestones will be completed promptly with every goal ticked off. Our visions align remarkably well, and my zealous nature for learning ensures that I'm always up-to-date with emerging technologies –this means you'll be working with a developer who thinks ahead and keeps not just your present but also your future needs in mind. Let's get started by sharing the screen, repo and setting expectations straight about your project. I am looking forward to working on transforming your skeleton into a productive reality!
£500 GBP in 7 days
7.2
7.2

Hi I can turn your existing MERN productivity tool skeleton into a production-ready task management application with clean frontend, backend, tests, and deployment documentation. The main technical challenge is building flexible task workflows while keeping the UI fast, responsive, accessible, and easy to extend later for WebSockets or calendar features. I would implement task CRUD, priorities, tags, archive logic, drag-and-drop ordering, Kanban/list views, search, filters, and seed data using React, Node.js, Express, MongoDB, and REST APIs. On the frontend, I can refine responsive layouts, touch interactions, reusable components, state management, and cross-browser behavior for desktop, tablet, and mobile. On the backend, I can structure clean task schemas, validation, indexed queries, user-specific data access, and error handling so task operations remain reliable. I can also add automated tests for critical task logic, resolve console errors, optimize Lighthouse performance and accessibility, and prepare setup instructions for local and cloud deployment. The handoff can include architecture notes, extension points, and a short walkthrough covering the finished task flow on desktop and phone simulator. My focus would be a polished daily-use productivity app that feels smooth, stable, and maintainable. Thanks, Hercules
£500 GBP in 7 days
7.0
7.0

I've reviewed the project and can help turn your existing MERN-based productivity tool into a polished, production-ready application. I have experience building task management platforms with features such as task creation, prioritization, tagging, Kanban boards, drag-and-drop workflows, advanced filtering, and responsive interfaces. My focus will be on extending the current codebase with clean, scalable architecture, optimizing the UI across desktop, tablet, and mobile devices, and ensuring strong performance and accessibility standards. I'll also implement automated tests for critical task workflows and provide clear documentation, deployment instructions, and a walkthrough of the completed system. I'm available to review the repository, discuss the current architecture, and start immediately after a quick screen-sharing session. Looking forward to learning more about the project.
£750 GBP in 16 days
6.8
6.8

Hi, I’ve developed several productivity apps, including a task manager that lets users create, edit, prioritize, and archive tasks, with Kanban views and drag-and-drop functionality. I also integrated Google Calendar and Outlook Calendar APIs to sync tasks with external calendars. I can deliver a fully responsive web app that works seamlessly across all devices. I’ll optimize the UI for mobile users and ensure it passes Lighthouse performance and accessibility audits. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit. I usually respond within 10 minutes. Best regards, Adil
£443.32 GBP in 7 days
6.6
6.6

Hello, your "Finish Web Productivity App Development" project is right in my wheelhouse. I build modern JavaScript apps end to end — React/Vue/Next on the front and Node/Express on the back, in TypeScript where it helps. Working with javascript, node.js, angularjs, backend development, frontend development, I focus on responsive, fast UIs, clean component structure, and reliable APIs — no page-builder shortcuts. I'll lock down the scope and key flows first, then ship in reviewable increments. Let's hop on a quick chat to align on your requirements? ⭐ 5.0/5 from a recent client: "Very Professional and On time delivery of the project" Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
£675 GBP in 13 days
6.5
6.5

Taking a MERN skeleton with auth and basic layout and building it into a polished, daily-use task management app is exactly the kind of project I thrive on. I'll build the task module with full CRUD, drag-and-drop reordering using react-beautiful-dnd, list and Kanban views, tagging, priority levels, archiving, and fast search with debounced filtering — all backed by clean Express API endpoints and MongoDB schemas designed for extensibility so WebSockets and calendar features slot in later without rewrites. On the responsive side, I'll tighten your breakpoints, optimize touch targets for mobile drag-and-drop, and verify cross-browser consistency across Chrome, Firefox, Safari, and Edge. The architecture will follow a modular pattern — separated services, controllers, and React feature folders — so future developers can extend without untangling spaghetti. You'll get production-ready code pushed to your repo, seed data, setup docs, a hand-off document covering architecture decisions, and a recorded walkthrough on desktop and mobile. I can start immediately — share the repo and I'll review the existing code first.
£250 GBP in 1 day
6.5
6.5

Hi there, We understand you need to develop a polished web productivity app with a robust task-management module, adaptive interface for desktop, mobile, and tablet screens, and a standard MERN stack. You've already laid the foundation with the skeleton of the online productivity tool, including basic layout and authentication, and now you're looking to expand it into a fully functional system. Our team at Webbook Studio has experience with similar projects, such as building a learning platform website for children using PHP, WordPress, and custom design, as well as a music voting mobile app using React Native, React.js, and Node.js. We're confident in our ability to deliver a high-quality task-management module with features like drag-and-drop reordering, clean list and Kanban views, and fast search and filtering. Can you tell us more about your vision for the calendar integration and real-time features that are not in scope for the first milestone, so we can ensure the codebase is extensible for future additions? Feel free to message us to discuss the details! — Webbook Studio
£410 GBP in 10 days
6.6
6.6

Hello! As per your project post, you already have the foundation of a productivity application built on the MERN stack, including the basic layout and authentication system. The next phase is transforming it into a polished, production-ready task management platform that users can rely on daily across desktop, tablet, and mobile devices. I am glad to say that I have previously worked on task management, productivity, CRM, and workflow-based applications with features such as Kanban boards, drag-and-drop task organization, advanced filtering, tagging systems, role-based access, and responsive cross-platform user experiences. Before development begins, I would review the existing repository, identify any architectural bottlenecks, validate the current authentication and data models, and prepare a clear implementation plan to ensure the project moves efficiently from prototype stage to production-ready release. Let's connect, review the repository together, and define the first milestone so I can get started immediately. Best regards, Nikita Gupta
£300 GBP in 35 days
6.6
6.6

Your task module will fail under concurrent edits if two users modify the same item simultaneously without optimistic locking. MongoDB's default behavior allows race conditions that corrupt task state - I've debugged this exact scenario in 4 production apps where drag-and-drop reordering created duplicate entries. Before architecting the solution, I need clarity on two things: What's your current MongoDB schema for tasks - are you using embedded arrays or references? And what's your expected concurrent user count per workspace, because that determines whether we need Redis for state management or can rely on MongoDB transactions alone? Here's the technical approach: - MONGODB TRANSACTIONS: Implement atomic updates with session-based writes to prevent task duplication during drag-and-drop operations and ensure data consistency across collections. - REACT + CONTEXT API: Refactor state management to eliminate prop drilling, add optimistic UI updates so drag actions feel instant, then reconcile with server state to handle conflicts gracefully. - NODE.JS + EXPRESS MIDDLEWARE: Build validation layers that reject malformed payloads before they hit the database, reducing error surface area by 70% compared to client-side checks alone. - LIGHTHOUSE OPTIMIZATION: Code-split routes, lazy-load task lists beyond 50 items, compress images and implement service workers to hit your 90+ performance target on 3G networks. - JEST + SUPERTEST: Write integration tests covering task CRUD, priority updates and archive flows so you can refactor later without breaking core logic. I've built 8 MERN productivity tools that scaled from MVP to 20K daily users. Let's schedule a 20-minute call to review your repo structure and confirm the extension points for WebSockets won't require a rewrite.
£450 GBP in 21 days
7.3
7.3

As a highly skilled and experienced Full-Stack Developer with over 13 years in the industry, my work has always been defined by high performance, scalability, and cutting-edge solutions, much like what you're looking for. My expertise in Python web automation and scraping aligns perfectly with your need to turn your current online productivity tool into a robust, fully functional application. I'm adept at working with MongoDB, Express, React, and Node (MERN) stack among other relevant ones you might want to explore for this project. Furthermore, what sets me apart is my commitment to delivering comprehensive results. With me on board, you can expect not just the required frontend and backend code pushed to your Git repo but also seed data and clear setup instructions for local and cloud deployment. You'd have brief hand-off documentation on architecture choices and extension points along with a short recorded walkthrough demonstrating the finished task flow on both desktops and phone simulators. Being detail-oriented won't only involve meeting criterion such as all actions working console-error-free without console errors or passing UI through Lighthouse audits ≥90 for performance & accessibility but also ensuring that automation-tested critical task logic covers all areas. I am eager to bring my passion for impactful solutions to bear on your project. Trust me with this job, let's work together towards making your productivity vision a reality. Contact me today!
£250 GBP in 1 day
6.3
6.3

Hi there, your project demands precise enhancements to transform a basic tool into a daily-use productivity powerhouse. The key lies in ensuring that the task-management module performs seamlessly while delivering a fluid user experience across all devices. My approach focuses on optimizing touch interactions and refining breakpoints to enhance responsiveness, ensuring a consistent interface across platforms. Recently, I developed a task management app where I increased task completion rates by 40% through intuitive UI designs and efficient backend logic. I include 30 days of post-deployment bug-fixing. How do you currently handle task prioritization logic in your system? Let's discuss this further.
£250 GBP in 5 days
5.9
5.9

Hello! We can help turn your current productivity app into a polished, production-ready web solution. 1. Which parts of the task-management module are already implemented in the current repo? 2. Do you already have designs, test requirements, or deployment preferences for the first milestone? — 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!
£500 GBP in 7 days
6.3
6.3

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 with Flutter, Android, iOS, React, Node.js, and APIs. I focus on clean architecture, scalable code, and clear communication to ensure the project runs smoothly from start to finish. I will first review your requirements, suggest the best technical approach, and then proceed with development while keeping you updated at every stage. Here is my portfolio: https://www.freelancer.in/u/ixorawebmob I’m interested in your project and would love to understand more details to ensure the best approach. Could you clarify:Could you provide more details on the specific features you want for the task-management module? 1. Do you need this for mobile, web, or both? 2. Do you already have UI/UX designs or should we create them? 3. Will there be any third-party API or payment gateway integration? 4. What is your expected timeline for completion? 5. Are there any reference apps or websites you like? Let’s discuss over chat! Regards, Arpit Jaiswal
£250 GBP in 25 days
5.7
5.7

Basingstoke, United Kingdom
Member since Jun 19, 2026
$30-250 USD
€30-250 EUR
$10-30 USD
₹1500-12500 INR
₹1500-12500 INR
₹1500-12500 INR
₹12500-37500 INR
$250-750 SGD
$3-10 NZD / hour
₹400-750 INR / hour
$30-250 USD
$250-750 USD
₹12500-37500 INR
₹12500-37500 INR
$30-250 USD
₹12500-37500 INR
₹12500-37500 INR
£500-5000 GBP
$10-30 USD
min $50 USD / hour