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I need a secure, browser-based solution that lets me run salaries and keep employment information in one place. The core features must include accurate payroll processing—weekly, bi-weekly, or monthly runs—with automated benefit deductions and employer contributions applied before totals are exported. QuickBooks is our accounting hub, so the platform has to exchange data with it seamlessly: employee profiles, chart-of-accounts mapping, and journal entries should flow in both directions without manual re-keying. Right now I only manage full-time staff, but the database structure should be ready to add part-time or contractor tables later without refactoring the whole system. Deliverables • A working web application (source code + deployed demo) • Two-way QuickBooks integration tested with sample data • Admin dashboard for payroll runs, benefit rules, and employee records • PDF/CSV payslip generation and basic audit logs for compliance I value clean UI, straightforward navigation, and clear documentation so future HR team members can adopt the tool quickly.
Project ID: 40461268
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164 freelancers are bidding on average $22 USD/hour for this job

With over a decade of experience in full-stack architecture and high-scale systems, I understand the critical need for a secure, browser-based Custom Online Payroll Software that streamlines payroll processing and employee management for your organization. Leveraging my background in developing high-security FinTech solutions and scaling systems for over 1 million users, I am well-equipped to tackle the complexities of your project. My strategic insight for ensuring scalability and security in this project involves implementing robust data encryption protocols and regular security audits to safeguard sensitive payroll information. Drawing from past successes such as building Telegram Mini Apps serving large user bases, I am confident in my ability to deliver a custom payroll solution that meets your requirements seamlessly. I encourage you to reach out so we can discuss the roadmap for your Custom Online Payroll Software further. Let's collaborate to create a secure, efficient, and user-friendly solution that enhances your payroll processing and employee management processes.
$24 USD in 15 days
9.1
9.1

Hi, We’d be glad to build this payroll and HR management system for you. We understand this is not just a payroll tool but a structured HR system with room to scale later for contractors and more complex employment types, so we would design the architecture from day one with extensibility in mind. We can deliver: • Secure browser-based payroll system with role-based admin access • Automated payroll runs (weekly, bi-weekly, monthly) with benefit + employer contribution rules • Employee database designed for future expansion (full-time, part-time, contractors) • Two-way QuickBooks integration (employee sync + journal entry mapping) • Payroll-to-accounting automation with minimal manual entry • PDF and CSV payslip generation • Audit logs for compliance and tracking changes • Clean admin dashboard for payroll runs, rules, and employee management We would also ensure the system is built with proper financial data integrity, validation layers, and secure API handling so payroll calculations remain consistent and traceable. A few questions to better understand your workflow: Which version of QuickBooks are you using (Online or Desktop API)? Do benefits and deductions follow fixed rules, or do they vary per employee? Should employees also have a login portal to view payslips and history? Let's discuss more in detail. Best regards, NXSOL
$10 USD in 40 days
9.2
9.2

⭐⭐⭐⭐⭐ Project Proposal: CnELIndia proposes developing a secure, browser-based Custom Online Payroll Software tailored to your needs, using PHP, MySQL, HTML, and robust API integration for seamless QuickBooks connectivity. Key Features Delivered: Accurate payroll runs (weekly/bi-weekly/monthly) with automated deductions and contributions. Two-way QuickBooks sync for employee profiles, chart-of-accounts, and journal entries. Scalable database ready for part-time/contractor modules. Admin dashboard for payroll, benefits, and records. PDF/CSV payslip generation and audit logs. Deliverables: Fully working web app with source code and deployed demo, tested integration, clean intuitive UI, and comprehensive documentation. CnELIndia Support Steps: Requirements workshop and detailed architecture design. Agile development with weekly demos. Rigorous testing for security and QuickBooks flows. Deployment, training, and post-launch support for smooth adoption. This ensures efficient, compliant payroll management. Ready to start immediately. (478 chars)
$20 USD in 40 days
9.1
9.1

Hi there, We understand you're looking for a secure, browser-based online payroll software that can handle accurate payroll processing, automated benefit deductions, and seamless integration with QuickBooks. Our team at Webbook Studio has experience in building similar custom solutions, such as CRM and ERP systems, and integrating them with various accounting systems. For example, we've developed a custom PHP-based payroll system for a client with automated deductions and contributions, which could be a good starting point for your project. We'll deliver a working web application with a clean UI, two-way QuickBooks integration, and an admin dashboard for easy management. Can you tell us more about your current payroll processing workflow and what specific benefit rules you'd like to see automated in the new system? Feel free to message us to discuss the details! — Webbook Studio
$15 USD in 40 days
9.2
9.2

This looks like a great fit, I will build your payroll web app — payroll processing with configurable pay schedules, automated benefit deductions, and two-way QuickBooks sync via their API for employee profiles, chart-of-accounts mapping, and journal entries. For the database, I will use a polymorphic employment-type model so adding contractor or part-time tables later requires only a new subtype — no schema refactoring needed. Questions: 1) Which QuickBooks version — Online or Desktop? 2) Do you need role-based access for HR staff vs. admin? Ready to start whenever you are. Kamran
$17 USD in 40 days
8.5
8.5

Hi there, We’ve built custom payroll solutions that integrate with QuickBooks and handle complex calculations like tax deductions and overtime pay. One of our products, Descripio, is a fully compliant web app that manages employee data and generates payslips, while also integrating with third-party services like Xero. We can also add features like employee self-service portals, where employees can log in to view payslips and manage their own data. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit for your needs. I’m eager to learn more about your exciting project. Best, Adil
$27.74 USD in 40 days
7.5
7.5

Hello, I have reviewed your requirements and clearly understand you need a secure, browser-based payroll system with accurate salary processing and seamless QuickBooks integration (two-way sync for employee data, chart of accounts, and journal entries). >>>> Multi languages (English and Arabic)Left-To-Right (LTR) and Right-To-Left (RTL) <<<< **** You can track the project’s progress using the tracker. I’m available to work 40-45 hours per week **** I am a full-stack developer with 10+ years of experience in building secure SaaS and enterprise-level financial systems. My approach will be structured using agile methodology, starting with database design and a scalable payroll engine that supports weekly, bi-weekly, and monthly cycles, including automated deductions, employer contributions, audit logs, and PDF/CSV payslip generation. The architecture will be future-ready to easily extend for part-time and contractor modules without refactoring. I will also ensure a clean admin dashboard for payroll runs, benefit rules, and employee management with clear and simple navigation for HR users. "I WILL PROVIDE 2 YEAR FREE ONGING SUPPORT AND COMPLETE SOURC CODE, WE WILL WORK WITH AGILE METHODOLOGY AND WILL GIVE YOU ASSISTANCE FROM ZERO TO PUBLISHING ON STORES" I eagerly await your positive response. Thanks
$15 USD in 40 days
7.6
7.6

Hello Hi, I understand you need a secure, browser-based solution to streamline your workflow while keeping data integrity a priority. In my five years as a full-stack developer, I have built several secure web applications that prioritize user privacy and performance. I can implement the specific functionality you need while ensuring the architecture is both robust and scalable. Are you available for a brief chat to discuss the technical requirements and your timeline for this project? Giáp Văn Hưng
$22 USD in 7 days
6.9
6.9

Hi, We’re a full-stack web development team and can build a secure payroll management platform with seamless QuickBooks integration and a scalable employee structure for future growth. What we’ll deliver: • Secure browser-based payroll web application • Weekly, bi-weekly, and monthly payroll processing • Automated deductions, benefits, and employer contributions • Two-way QuickBooks integration (employees, COA mapping, journal entries) • Admin dashboard for payroll, employee records, and benefit rules • PDF/CSV payslip exports + audit logs • Clean, responsive UI with easy navigation and documentation The system will be structured to support future expansion for contractors and part-time staff without major refactoring. We will focus on accuracy, usability, and maintainable architecture from day one. Regards Interconnect
$20 USD in 40 days
6.8
6.8

Hi there! I'm Markiyan, a full stack developer and head of a web development agency, and I'd love to help you build this custom online payroll software. I understand you need a secure, browser-based solution for running salaries and managing employment information, with core features like accurate payroll processing, automated benefit deductions, and seamless integration with QuickBooks. I see that you require a system that can handle various payroll runs, export data, and potentially add part-time or contractor tables in the future. My team and I have experience with similar projects, including custom PHP development and API integrations, such as building a learning platform website and integrating it with various third-party services. We've also worked on e-commerce development projects that involve complex database structures and seamless integrations with accounting software. With 10+ years of experience and a 5.0 rating on Freelancer, I'm confident we can deliver a high-quality solution that meets your needs. I can deliver a fully functional web application with a clean UI, straightforward navigation, and clear documentation, including a working demo, two-way QuickBooks integration, and an admin dashboard for payroll runs and employee records. One question: Are there any specific security or compliance requirements (e.g., GDPR, HIPAA) that we should prioritize
$15 USD in 40 days
6.9
6.9

Hi, I’m excited to propose a solution that will streamline your payroll process and integrate seamlessly with QuickBooks. Here’s what I plan to deliver: - A robust browser-based application for managing salaries and employment records. - Accurate payroll processing, including automated benefit deductions and employer contributions. - Real-time data exchange between the application and QuickBooks, ensuring smooth transfers of employee profiles, chart-of-accounts mapping, and journal entries. - An admin dashboard for configuring payroll runs, setting up benefit rules, and managing employee records. - Automated generation of PDF/CSV payslips with basic audit logs to ensure compliance. The database is designed to support both full-time staff and potential future additions like part-time or contractor roles. The UI will be clean and user-friendly, with clear navigation to facilitate easy adoption by the HR team. You can view my portfolio here: https://www.freelancer.com/u/reedsystems Looking forward to working together! Reed
$35 USD in 5 days
6.6
6.6

Hello, With 4 years of experience in Web Development, PHP, and Software Development, I am well-equipped to handle your project. I understand your need for a custom online payroll software that integrates seamlessly with QuickBooks. I am confident in delivering a secure, browser-based solution with accurate payroll processing, automated benefit deductions, and employer contributions. The platform will be designed to easily exchange data with QuickBooks, ensuring smooth data flow between systems. The database structure will be flexible to accommodate future additions of part-time or contractor tables without requiring extensive changes. I have expertise in PHP, Software Architecture, MySQL, HTML, and API Integration, and I am keen on discussing your project further. Please connect in chat for a detailed conversation. Best regards, Taimoor from Pixels Soft
$20 USD in 40 days
6.7
6.7

One of the most important aspects of any payroll solution is security, and as a seasoned Full Stack Developer and Digital Solutions Expert, I understand how to prioritize this aspect. Over my 10+ years in the industry, I have contributed to numerous projects leveraging my skills in HTML, MySQL, PHP and Web Development to build not just functional but robust systems that protect sensitive data. Lastly, but importantly, your requirement to be able to add part-time or contractor tables later without refactoring the whole system aligns perfectly with my approach to software development. I always design modular and scalable solutions that can easily adapt to future needs without requiring significant overhaul. With complete dedication, fast delivery and clear communication being my hallmarks, I assure you a successful project completion that will meet all your requirements on time. Let's connect and turn your vision into reality!
$10 USD in 40 days
6.5
6.5

I've built almost this exact kind of system recently — a browser-based payroll app with benefit deductions, employer contributions, and two-way QuickBooks sync. For QuickBooks I integrate via the Online API with OAuth2, mapping employees, chart-of-accounts, and journal entries so payroll runs post both ways with no re-keying — and I make the sync idempotent so a re-run never double-posts entries. I model the database with a single people table plus an employment-type relation from day one, so part-time and contractor records drop in later without touching the schema. Payroll runs are calculated as immutable snapshots, so deductions and contributions are locked at run time and stay auditable. Payslips export as PDF and CSV, with audit logs on every run for compliance. Clean admin UI and clear docs so HR can pick it up fast. I'll hand over source plus a deployed demo tested against sample QuickBooks data. Happy to talk through the integration on a quick call. Best, Dev S.
$30 USD in 40 days
6.5
6.5

Hi there, I will build a secure browser-based payroll system in PHP/MySQL with modular schema ready for full-time now and contractors/part-time later, and implement two-way QuickBooks integration using the QuickBooks Online API so journal entries, employee profiles and COA mapping sync without re-keying. - Deliverable 1: Full web application (source code + deployed demo) with payroll runs (weekly/bi-weekly/monthly), automated benefit deductions and employer contributions configured per rule. - Deliverable 2: Two-way QuickBooks integration (OAuth, COA mapping, employee sync, journal entry push/pull) tested with sample data and sample export/import runs. - Deliverable 3: Admin dashboard for payroll runs, benefit rule engine, employee records, PDF/CSV payslips and basic audit logs for compliance. - Risk/Quality control: backup checkpoint + staged deployment with post-deploy validation and rollback plan. Skills: ✅ PHP ✅ MySQL ✅ QuickBooks Online API ✅ API integration / OAuth workflow ✅ Security & validation, audit logging ✅ VPS/Cloud deployment (demo + production-ready) Certificates: ✅ Microsoft® Certified: MCSA | MCSE | MCT ✅ cPanel® & WHM Certified CWSA-2 I am available to start immediately. Is this already running on a live production server? "100" USD , 3 days delivery. Best regards,
$100 USD in 3 days
6.0
6.0

Creating a custom online payroll software sounds like a great project. I see you need a secure, browser-based solution for managing salaries and employment information. With around 10 years of experience in PHP and MySQL, I can help you build a reliable application that meets your needs. Your main goal appears to be creating a user-friendly platform that securely handles sensitive employment data. I understand how important data protection is in payroll systems, and I can implement the necessary security measures to safeguard that information. Some similar things I've built include a regional booking platform for a tutoring company, an internal CRM for a property agency, and a React Native field-reporting app. Let's chat about how we can make this payroll software work for you. Could you please clarify the following questions to help me better understand the project? Q1: What specific features do you envision for the payroll software, such as reporting or employee self-service? Q2: Are there any legal or compliance requirements you need to consider for payroll processing? Q3: What type of user roles and permissions do you plan to integrate into the system?
$25 USD in 10 days
6.5
6.5

Hi there, I’ve read your Custom Online Payroll Software project and I’m confident I can build a secure, browser-based solution that handles weekly, bi-weekly, or monthly payroll runs with automated benefit deductions and employer contributions before totals are exported. I’ll design a modular PHP/MySQL architecture with clean REST-based API integration to exchange data with QuickBooks in both directions, and I’ll structure the database to accommodate future part-time or contractor tables without refactoring. I’ll deliver a polished admin dashboard for payroll runs, benefit rules, and employee records, along with PDF/CSV payslip generation and basic audit logs for compliance, all with a clean UI and straightforward navigation, plus thorough documentation for quick onboarding. For the next steps, I can start with a two-week sprint and provide a deployable demo with two-way QuickBooks integration tested on sample data within roughly 14 days, then iterate based on your feedback. Best regards,
$15 USD in 21 days
6.1
6.1

Hello There!!! ★★★★ (Experienced in building secure payroll and HR systems with QuickBooks API integration and scalable database architecture.) ★★★★ I carefully read your project details and understand you need a browser-based payroll system that handles salary processing on weekly/bi-weekly/monthly cycles, applies deductions automatically, and syncs seamlessly with QuickBooks for employee data and accounting entries. The system should also be flexible enough to support future contractor and part-time modules. ⚜ Custom payroll web application development ⚜ QuickBooks two-way API integration ⚜ Salary calculation & deduction engine ⚜ Employee & HR database design (scalable) ⚜ PDF/CSV payslip generation ⚜ Admin dashboard for payroll runs ⚜ Audit logs & compliance tracking I have strong experience in PHP, MySQL, and API integrations including accounting systems like QuickBooks. I will design a clean, secure payroll engine with modular database structure so future expansion (contractors, benefits, taxes) can be added without rewriting core logic. I also ensure data accuracy, secure authentication, and simple UI for HR teams to manage payroll easily. I’d be happy to discuss your workflow and start shaping a reliable payroll solution for your business. Warm Regards, Farhin B.
$11 USD in 40 days
6.6
6.6

Hello, I came across your Custom Online Payroll Software and I am very interested in working with you. I have reviewed your requirements and full understand the scope of expectations. I specialize in PHP, HTML, Web Development, and have successfully delivered similar projects before. I am committed to delivering high-quality work with reliability, clarity and professionalism. I work transparently throughout the project progress, deadlines and expectation stay clear at every stage. I would be glad to disucss further details and am ready to start immediately. Looking forward to hearing from you. Regards. Anum
$20 USD in 1 day
5.8
5.8

I’ve built browser-based payroll tools that handle complex schedules and benefit rules while syncing smoothly with QuickBooks. I’d start by mapping your current payroll flows to ensure benefit deductions and employer contributions calculate correctly before any exports, minimizing errors from the start. For the QuickBooks integration, I’d set up secure APIs to sync employee data and journal entries both ways, then test with your sample data to confirm accuracy. The database will be designed modularly, so adding part-time or contractors later won’t require major changes. To keep your HR team comfortable, I’ll focus on a clear, clean UI with an intuitive dashboard for managing payroll runs and configuration, plus straightforward PDF/CSV payslip exports. Audit logs will be automatic and easy to review. A couple questions: - Do you have specific benefit deduction rules or plans I should build in now, or should those be configurable from scratch? - Which QuickBooks version and API are you currently using? Ready to get started and deliver a secure, easy-to-use payroll system that fits your workflow.
$20 USD in 7 days
5.9
5.9

Muscat, Oman
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