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I need a skilled software developer to create an app for site assessment and development appraisal for the property and construction industry, primarily aimed at developers. Key features include: - Site analysis tools - Feasibility assessment - Development cost estimation Ideal skills and experience: - Experience in developing property or construction-related software - Strong background in building complex analysis tools - User-friendly interface design Looking for a developer who can deliver a high-quality product within budget.
Project ID: 40515270
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163 freelancers are bidding on average £14 GBP/hour for this job

Read your brief carefully and I can build this appraisal app with the site analysis, feasibility, and cost estimation tools you need. I've developed similar assessment software for the property sector and understand how to translate construction costs into clean feasibility reports. I'll focus strictly on these core appraisal features to ensure we stay within your budget. I won't add any unrelated bloat or unnecessary modules beyond the site assessment scope we agree on. Should the cost estimation pull from a live database like BCIS, or will you provide the manual cost rates? For similar work and case studies, feel free to check my profile: https://www.freelancer.com/u/microlent Let me know if you'd like me to walk you through the plan. ~ Rajesh
£13 GBP in 40 days
9.6
9.6

Hi, I've built site assessment and appraisal apps before — know exactly what you need. You're looking for mobile-first with offline capability for field teams, plus backend data sync. We can ship this clean and fast. Message me to discuss the tech stack. Best Regards, Hasan
£200 GBP in 7 days
8.8
8.8

With a background in developing software for the property and construction industry, I understand the importance of accurate site assessment tools. My experience in building user-friendly interfaces and complex analysis tools aligns perfectly with your project requirements. Could you provide more details on the specific parameters for the feasibility assessment tool you envision for this app? Regards, Yogesh Kumar
£13 GBP in 37 days
8.5
8.5

Hi, I will build your site assessment app — site analysis tools, feasibility assessment, and development cost estimation — with a clear, user-friendly interface tailored to property developers. One approach worth considering: structuring cost estimation around modular templates per project type, so users adjust variables like land size, zoning, and build specs rather than entering figures manually. This reduces input errors and speeds up appraisals significantly. Questions: 1) Will this be a web app, mobile app, or both? 2) Do you have specific cost databases or formulas the tool should reference? Looking forward to talking through the details. Kamran
£12 GBP in 40 days
8.6
8.6

Hi there, In this software, the analysis and calculation engine will be the key because the value of the platform depends on how accurately developers can assess sites, check feasibility, and estimate development costs. Since I have experience delivering software for property management and business workflows, I exactly know how important it is to keep complex tools simple and easy to use from the user's perspective. Once you share more details on the site analysis parameters, feasibility models, and cost estimation requirements, I can suggest the best tech approach and deliver this along with my own team handling everything from UI/UX and development to testing and deployment. I would request to connect once so we can discuss the requirements in more detail and finalize the roadmap. Thanks, Rahul A.
£11 GBP in 40 days
8.6
8.6

Hello, For your platform, I would suggest building a web app (single page application) using a modern framework like React. The backend can be built with Python or Node.js to quickly calculate things like IRR, NPV, and different financial scenarios in real time. We can also add map features using tools like Mapbox or Google Maps so users can visually analyze land and site constraints. For storing data, a database like PostgreSQL would work well to manage construction costs, inflation rates, and contingency values. For cost data, we have two options: - connect to live market data sources like BCIS or RSMeans for automatic updates, or - start with a flexible system where users can manually define and adjust their own cost templates. Which approach would you prefer to start with? Best, Niral
£10 GBP in 40 days
8.1
8.1

I HAVE SUCCESSFULLY DEVELOPED REAL ESTATE, CONSTRUCTION, AND BUSINESS ANALYTICS PLATFORMS—HELPING DEVELOPERS MAKE FASTER, DATA-DRIVEN INVESTMENT DECISIONS. Your vision goes beyond a simple calculator. The platform should provide developers with a complete site assessment and development appraisal solution that simplifies feasibility analysis, project evaluation, and cost forecasting. ✔ Site Analysis & Assessment Tools ✔ Development Feasibility Calculations ✔ Construction & Development Cost Estimation ✔ ROI & Profitability Analysis ✔ Land & Project Evaluation Dashboard ✔ Interactive Reports & Insights ✔ User-Friendly and Modern Interface ✔ Scalable Architecture for Future Enhancements The solution will be designed with accuracy, usability, and performance in mind, allowing property developers to evaluate opportunities quickly and confidently. Deliverables: ✅ Complete Source Code ✅ Responsive Web/Mobile Application ✅ Technical Documentation ✅ Deployment Assistance ✅ Full Ownership of the System ✅ 2 Years FREE Ongoing Support & Maintenance I would be happy to discuss your appraisal methodology, calculations, and workflow requirements to create a professional, industry-focused solution. Best Regards, Christina Singh
£10 GBP in 40 days
8.4
8.4

Hello, Your project is a great fit for our software development and PropTech solution expertise. We specialize in building data-driven applications for analysis, feasibility studies, and cost estimation systems used in real estate and construction workflows. We can help with: ✔ Site assessment and feasibility analysis module development ✔ Development cost estimation engine with scalable logic ✔ Clean UI/UX design for developers and non-technical users ✔ Backend architecture for handling calculations and datasets ✔ Reporting dashboards for project viability insights ✔ Secure, modular and future-expandable system design We’re experienced with: ✔ Web and application development (PHP, JavaScript, frameworks) ✔ Software architecture and system design ✔ Construction and property management solutions ✔ Data analysis and business logic implementation ✔ UI/UX design for enterprise tools Deliverables: ✔ Fully functional site assessment software ✔ Feasibility and cost estimation system ✔ User-friendly interface with reporting output ✔ Well-structured and scalable codebase ✔ Setup and usage documentation Quick questions: 1. Should the cost estimation be based on fixed formulas you already have, or do you want us to design the calculation logic as well? 2. Do you prefer a web-based platform or a mobile app for field/site usage? Regards, Doomshell Software Pvt Ltd (20+ Years Experience)
£13 GBP in 40 days
7.9
7.9

Hi, I can help develop a site assessment and development appraisal application tailored for property developers and the construction industry, with a strong focus on usability, accuracy, and scalability. The platform can include: • Site analysis and planning tools • Feasibility and profitability assessment • Development cost estimation and reporting • Clean dashboards and data visualisation • Responsive web-based access for desktop and tablet use I have experience working on custom business platforms involving complex calculations, structured workflows, and user-friendly interfaces, which is important for construction and property-focused software. For this type of system, I’d recommend a scalable stack such as React + Node.js or Laravel depending on your preferred workflow and long-term goals. Happy to discuss the scope, calculations, and reporting requirements in more detail. Shailesh
£12 GBP in 40 days
8.3
8.3

Hi, this is right in our software wheelhouse - we build data-driven web/mobile tools. What you'll get: - A site-assessment + development-appraisal app for property/construction developers - Site analysis tools, feasibility assessment, and configurable development cost estimation - Clean UI focused on fast, real-world appraisal workflows - Web (and mobile if needed) off a solid backend, easy to extend Working hourly suits this well - we can iterate as the appraisal logic firms up. I'll confirm platform + your cost-estimation inputs on the board. Portfolio: www.globalitvision.com. Muhammad Idrees Global IT Vision Pvt. Ltd
£14 GBP in 30 days
8.4
8.4

Hi I have strong experience building web and mobile applications with complex analysis workflows, database-driven calculators, dashboards, mapping/GIS features, cost estimation logic, and user-friendly interfaces. The main technical challenge here is turning property/site assessment data into reliable feasibility outputs without making the app difficult for developers to use in the field or during early appraisal. I can solve this by designing a structured assessment flow with clear data inputs, reusable cost models, configurable assumptions, site analysis modules, and visual reports that support fast decision-making. For the development appraisal side, I would build tools for land details, construction cost inputs, projected values, margins, risks, and scenario comparison. The system can include role-based access, saved projects, exportable reports, document/photo uploads, and a clean dashboard for reviewing multiple sites. I would focus on accuracy, maintainable architecture, responsive UI, and flexible formulas so the product can evolve as your appraisal process grows. My goal is to deliver a professional property development tool that is practical for real developers, not just a basic form-based app. Thanks, Hercules
£50 GBP in 40 days
7.5
7.5

This sounds like more than a simple calculator app—the real challenge is bringing site assessment, feasibility, and cost modelling into a workflow that developers can use quickly when evaluating opportunities. My approach would be to start by mapping the inputs required for a typical development appraisal: site dimensions, planning constraints, build assumptions, finance variables, and local development costs. From there, I’d build the analysis engine first, then layer the interface on top so the outputs remain accurate and easy to interpret. Cost estimation and feasibility tools need to handle incomplete or changing data gracefully, so I’d design the calculations to update dynamically as assumptions change. I’ve previously built complex business applications in PHP where accuracy of calculations and usability were equally important, and that experience translates well here. One thing I’d likely add is scenario comparison, allowing developers to test multiple schemes side by side rather than reassessing each option from scratch. Do you already have existing appraisal spreadsheets or formulas that need to be replicated, or will the calculation model be built from the ground up?
£15 GBP in 40 days
6.9
6.9

Hello, With 4 years of experience in Website Design, Mobile App Development, PHP, Software Development, and Software Architecture, I am well-equipped to handle your Site Assessment Software Development project. I understand the requirements for creating an app tailored for site assessment and development appraisal in the property and construction industry. I have the expertise in PHP, Website Design, Mobile App Development, User Interface design, Software Architecture, and App Development necessary to deliver a professional solution as per your project description. Let's discuss further details in chat for a more in-depth conversation. Best regards, Taimoor from Pixels Soft
£13 GBP in 40 days
6.8
6.8

Architecting your site assessment application... I see you need a highly accurate, user-friendly platform to handle complex property development appraisals. Because cost estimation and feasibility require bulletproof logic, here is how I will architect Phase 1 for you: Data Model & Feasibility Engine: I will build the core backend logic to handle the complex mathematical analysis for your site assessments and development cost projections. UI/UX Architecture: I will design the clean, user-friendly interface wireframes specifically tailored for developers to input and review their appraisal metrics seamlessly. The Handoff: You will receive the fully documented Phase 1 codebase and working logic engine, setting a highly scalable foundation for the full mobile and web deployment. Budget & Timeline: I will execute this Phase 1 architecture by tracking my time at your £15 GBP/hour maximum rate, delivering the initial feasibility engine within 2 to 3 weeks . Quick question: For the development cost estimation, do you already have the standard cost-per-square-meter formulas and baseline parameters mapped out in an Excel spreadsheet, or will we need to build that mathematical logic from scratch?
£15 GBP in 25 days
6.9
6.9

Hello, developing a mobile app for site assessment and development appraisal demands accurate data capture and offline functionality. A hidden challenge is ensuring reliable operation in remote locations with unstable connectivity. Smart Sols has over 10 years of experience building robust Flutter apps tailored for complex mobile environments. How do you plan to handle data synchronization when connectivity is restored? Let's discuss how we can bring your site assessment app to life efficiently.
£15 GBP in 7 days
6.9
6.9

Hello! As per your project post, you are looking to build a site assessment and development appraisal platform for the property and construction industry that helps developers evaluate opportunities, analyze sites, and make informed investment decisions. The goal is to provide a centralized solution that combines site analysis, feasibility assessment, and development cost estimation into a streamlined decision making workflow. My focus will be on developing a robust application that enables developers to assess land and property opportunities through structured site analysis tools, feasibility calculations, development appraisal workflows, and cost estimation modules. The platform can be designed to capture key project variables, generate financial projections, evaluate development viability, and provide clear reporting dashboards. I specialize in building custom business applications, property technology platforms, financial modeling systems, and data driven decision support tools. My approach focuses on creating scalable software with intuitive workflows, accurate calculations, and flexible architecture that can support future enhancements such as GIS mapping, planning regulations, market data integrations, and advanced development analytics. Let’s connect to discuss your appraisal methodology, reporting requirements, and long term product vision so we can build a powerful site assessment platform tailored for property developers. Best regards, Nikita Gupta.
£10 GBP in 40 days
6.9
6.9

Hi! My name is Marjan and I'm here to offer you my services as a skilled applicant with over a decade of experience working on Freelancer.com. l believe I am the best fit candidate for this project due to my extensive experience; I would like to have a discussion to get to know that we both are on the same page. Once the scope will be locked, I will start working on it right away.
£20 GBP in 40 days
6.9
6.9

Hi, I had a chance to review your project and it looks interesting. Rather than sending a generic proposal or making assumptions based only on the description, I prefer to first understand the specific goals, constraints, and expectations behind the project. In many cases, the actual challenge is not the development itself but ensuring the solution fits the workflow and scales properly as the project grows. I'd be interested in discussing a few details and sharing some initial observations after learning more about your requirements. Thanks for your time. Shiv,
£13 GBP in 40 days
6.8
6.8

Hello! We can build a site assessment app tailored to your property development workflow. 1. Do you need this as a web app, a mobile app, or both? 2. Do you already have the assessment logic, formulas, or scope for the MVP? — 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!
£13 GBP in 40 days
6.7
6.7

Your cost estimation module will fail if it doesn't account for regional material price fluctuations and labor rate variations. I've built 3 construction tech platforms where static pricing models caused 15-20% budget overruns for clients. Before architecting this, I need clarity on two things: Are you targeting residential, commercial, or mixed-use developments? And what's your data source for real-time construction costs - will you integrate third-party APIs like RSMeans or maintain your own pricing database? Here's the technical approach: - PHP + LARAVEL: Build a modular backend with role-based access control so developers, architects, and contractors see different data views without duplicating code. - MOBILE-FIRST DESIGN: Implement progressive web app architecture so site managers can capture photos, measurements, and soil conditions offline, then sync when they're back in coverage. - FEASIBILITY ENGINE: Create a calculation layer that factors in zoning restrictions, setback requirements, and utility hookup costs - I've seen too many apps ignore these and produce worthless estimates. - COST MODELING: Build dynamic pricing tables with version control so you can track how material costs change over time and show clients historical vs. current estimates. I've built similar tools for 2 PropTech companies that scaled to 500+ active projects. Let's schedule a 20-minute call to walk through your data model and edge cases before committing to architecture.
£12 GBP in 30 days
6.7
6.7

Nottingham, United Kingdom
Member since Jun 15, 2026
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