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We need one senior full-stack developer to review and refine an existing multi-tenant SaaS platform and deliver connected Android and iOS apps. Most functions already exist: some are live in Production and others are in Staging. This is continuation work focused on targeted updates, minor supporting functions, integration, testing, and controlled release. Major new modules are outside the initial scope. Stack: Laravel/PHP, React/TypeScript, PostgreSQL, Azure, and GitHub CI/CD. A responsive web app, PWA, and design system already exist. Existing areas to review: customer workspaces and permissions; configurable forms, drafts, media evidence, approvals, findings and actions; project/visit tracking; employee onboarding and related integrations; dashboards and reporting; Arabic/English usability. AI capabilities are already in the application and need review, testing, refinement, and controlled activation with permissions, source references, and usage safeguards. Deliverables include an application-security and database-reliability review with findings and test evidence; agreed platform fixes; and Android/iOS apps using the existing backend, with agreed offline/sync behavior, physical-device testing, build documentation, and store submission support. Before granting access we privately verify professional identity/references, confidentiality, MFA, individual limited-access accounts, and reasonable evidence of secure device practices. Do not submit sensitive documents publicly. The listed $100 budget is preliminary for this posting. Please give a realistic price and timeline broken down into platform updates, security/database review, and mobile delivery. We will share a confidential feature-status walkthrough with shortlisted candidates and agree scope, milestones, prices, and acceptance criteria before award.
Project ID: 40739132
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239 freelancers are bidding on average $228 USD for this job

Hello, Multi-Tenant SaaS + Mobile Apps {{{ I HAVE WORKED ON SIMILAR MULTI-TENANT SAAS PLATFORMS WITH LARAVEL, REACT, POSTGRESQL, AZURE AND MOBILE APP INTEGRATIONS, AND CAN TAKE OVER EXISTING CODEBASES. }}} I have 11+ years of experience and can review the existing Production/Staging implementation, reuse what is already stable, and focus on targeted fixes, integrations, security, testing and controlled releases. I’ll review tenant permissions, forms, approvals, evidence, projects, onboarding, dashboards, reporting, Arabic/English UX and the existing AI functionality. I’ll also perform application-security and database-reliability checks with documented findings and test evidence. For mobile, I can build Android/iOS apps on the existing backend with agreed offline/sync behavior, physical-device testing, CI/CD builds, documentation and store submission support. I’ll provide realistic fixed pricing after the confidential walkthrough and code review. Thanks, Christina
$95 USD in 7 days
8.5
8.5

Hi, I work with Laravel, React/TypeScript and PostgreSQL and am comfortable continuing an existing multi-tenant SaaS rather than rebuilding. I would first review tenant permissions, configurable forms and drafts, media evidence, approvals and findings, visit tracking and onboarding integrations across Staging and Production, then ship targeted fixes through your GitHub CI/CD to Azure in small reviewable PRs. For mobile, I can wrap the existing PWA and design system into Android and iOS apps (Capacitor or Flutter WebView) with push and camera access. I will also test and gate the AI features behind permissions and handle Arabic/English RTL issues. Regards, Harsh Thoriya
$95 USD in 7 days
8.2
8.2

We will review and refine the existing SaaS platform, focusing on security, database reliability, and mobile app integration. Our approach involves using Laravel/PHP, React/TypeScript, PostgreSQL, and Azure, aligning with the project stack. We have extensive experience with similar projects like 'Car Service Appointment Booking System with Real-Time Notifications, Chat, Booking Tracking & Meta WhatsApp API'. We will deliver the initial security and database review within 14 days, with the first 40% milestone covering platform assessments and preliminary fixes.
$94 USD in 14 days
7.3
7.3

Hello, With over a decade of experience, I have successfully delivered complex web and mobile applications for enterprises and startups alike. My profound knowledge of Laravel,React, and AI integrations mirrors well with your project requirements. Additionally, having worked with databases like PostgreSQL in the past will ensure a full-proof security and reliability review in your existing platform. My skill set extends to mobile app development which aligns perfectly with your need for Android/iOS apps. I have built multiple mobile applications before using the Flutter framework and its offline/sync capabilities that you require for your project. My commitment to writing clean, maintainable code is reflected in every project I undertake. I'm not just focused on delivering within timelines and milestone but also on providing long term support to ensure all client expectations are fully met. With me onboard, be assured that your project will be treated as a top priority keeping quality, clear communication, and your ultimate satisfaction as utmost concerns. Let's discuss your ideas in more detail! Thanks!
$130 USD in 3 days
6.9
6.9

Hi, I understand this is primarily continuation work rather than a ground-up build: reviewing the existing Laravel/React SaaS, refining production/staging features, addressing security and database reliability, and delivering connected Android/iOS apps using the existing backend. We’ve worked on multi-tenant platforms, role-based workflows, dashboards, integrations, AI-assisted features, and mobile apps, including projects requiring controlled releases and production testing. A few points I’d clarify: what level of offline functionality is required on mobile, are there existing API endpoints ready for mobile consumption, and which AI features are currently enabled in Production versus Staging? I’d approach this with an initial code/security/database audit, prioritized fixes, API/mobile integration, device testing, and staged release through CI/CD. Happy to discuss further. Best, SNR
$90 USD in 7 days
7.1
7.1

Hi, CnEL India can review and refine your existing multi-tenant SaaS and deliver connected Android/iOS applications using the existing backend. Our methodology: * Audit Laravel/React/TypeScript, PostgreSQL, Azure and GitHub CI/CD architecture. * Review tenant isolation, permissions, authentication and existing production/staging workflows. * Trace database reliability, API behaviour, forms, approvals, media, projects and reporting. * Review security controls, validation, logging and critical application risks with test evidence. * Review existing AI features, permissions, source references, safeguards and activation workflow. * Implement agreed fixes with minimal disruption to production. * Build mobile apps using the existing APIs, with agreed offline storage and synchronization. * Test API integration, tenant isolation, mobile workflows and edge cases. * Perform physical-device testing for Android/iOS builds. * Configure release builds, deployment documentation and store-submission support. * Use controlled Git branches, reviews and staged releases. We suggest starting with the platform/security/database assessment, then implementing approved fixes and delivering the mobile layer in milestones after the feature-status walkthrough.
$130 USD in 15 days
7.1
7.1

Hi Sir/Madam, I am Laravel developer with 9+ years of experience in PHP with extensive experience developing SaaS platforms, REST APIs, admin systems, mobile applications and database driven applications. Your existing multi tenant SaaS platform is a strong fit for my experience. I can review the current Laravel backend, React frontend, PostgreSQL database and existing APIs, then focus on targeted fixes and controlled improvements without disrupting working production functionality. My approach will include reviewing tenant permissions, forms, workflows, media, approvals, projects, dashboards, reporting and AI features. I can also perform application security and database reliability checks, document findings with test evidence, and implement agreed fixes. For mobile, I can build Android and iOS apps using Flutter with the existing backend, including offline and sync behavior, physical device testing and store submission support. Skills: PHP, Laravel, Flutter, MySQL, PostgreSQL, React, REST API, SaaS, Multi Tenant, Git, CI/CD, Azure, Security I have worked on Laravel projects including Mobidoctor, Wellspring and Semiramis Store. Estimated timeline: 8 to 12 weeks depending on the confirmed scope and existing application condition. Could you share the confidential feature status walkthrough so I can review the current architecture and provide a realistic milestone based price?
$95 USD in 10 days
6.7
6.7

When a SaaS platform requires security reviews, database reliability checks, and mobile app development, the underlying issue often lie in making sure a cohesive integration across all components. To address potential concerns about downtime or data loss during this process, I will work without disrupting your live enviroment. Phased Approach: Initial Assessment: Review current platform security and database reliability thoroughly. Platform Updates: Implement agreed fixes and enhancements based on assessment findings. Mobile App Development: Build Android/iOS apps with offline/sync capabilities. Final Testing: Conduct physical-device testing and prepare for store submissions. I propose to complete this work for $100, focusing on the outlined deliverables. To make sure clarity, could you confirm if the existing mobile app features are to be retained or modified? Rajavel
$100 USD in 5 days
6.5
6.5

This is not a greenfield build—you already have a live/staging SaaS with AI features, bilingual UX, and an existing design system, so the real risk is breaking tenant isolation, sync behavior, or release stability while refining what exists. I’d approach it in three controlled streams: platform/code review with gap mapping, security/database validation with test evidence, then mobile delivery on top of the current backend with staged QA and release support. I’ve handled Laravel + React continuation work where the hardest part was not writing features from scratch, but understanding existing business logic, permissions, CI/CD, and production-safe rollout. The mix of multi-tenant review, AI guardrails, PostgreSQL reliability, and Android/iOS delivery is exactly the kind of scope that needs senior-level architecture judgment rather than a low placeholder bid. To price this properly, I’d break scope into review/fixes, security-db audit, and mobile build as you requested. - Are the Android/iOS apps expected in React Native or another stack already chosen? - What offline actions must sync first: forms, media evidence, approvals, or findings/actions? - For the confidential walkthrough, do you already have acceptance criteria drafted per module?
$6,840 USD in 63 days
6.6
6.6

Hi there, I see that you need a senior developer to refine your multi-tenant SaaS platform using Laravel and React, with specific attention on areas like customer workspaces and mobile app integration for Android and iOS. I have extensive experience with these technologies and can support the necessary reviews, updates, and mobile delivery you mentioned. I’ll ensure that the application security and database reliability are thoroughly reviewed, providing evidence of the testing. Furthermore, I can implement the agreed offline/sync behavior for the mobile apps and assist with the store submission process. Looking forward to discussing details and how we can optimize your project. Regards, Ali
$100 USD in 1 day
6.0
6.0

Hello Mate!Greetings , Good afternoon! I am professional mobile software engineer with skills including Web Security, Azure, PostgreSQL, iOS, Typescript, Mobile App Development, Android, React.js, Laravel and Artificial Intelligence. Please contact me to discuss more about this project. Thanks
$105 USD in 2 days
6.1
6.1

With extensive experience in Laravel/PHP and React/TypeScript, I'm well-equipped to refine your multi-tenant SaaS platform and develop connected Android and iOS apps. I understand the need for targeted updates, integration, and controlled release while ensuring application security and database reliability. Could you provide more details on the existing AI capabilities to prioritize testing and refinement effectively? Regards, Yogesh Kumar
$90 USD in 7 days
6.1
6.1

SolutionzHere can take this over safely as a senior full-stack continuation engagement. We will begin with a controlled assessment of tenant isolation, RBAC, Laravel/React code quality, PostgreSQL reliability, Azure configuration, CI/CD, AI safeguards and Arabic/English workflows, then deliver agreed fixes through reviewable GitHub pull requests. For mobile, we recommend React Native or Expo using the existing API, offline queue/sync rules, physical-device testing and store-release support. Laravel Sanctum is suitable for first-party SPA and mobile API authentication, and our security review will align with OWASP ASVS. Realistic estimate: platform/security review and priority fixes $4,000–$7,000, 3–5 weeks; iOS/Android delivery $8,000–$15,000, 6–10 weeks. The listed $100 supports only a paid discovery session. Can you share the current mobile API readiness, target app features and required offline scenarios?
$4,000 USD in 21 days
6.0
6.0

Hello Sir, I have already worked on similar types of website and software development projects and I am confident that I can successfully handle your project. I am a full-time freelancer with **17+ years of experience** in web development, software development, automation, and API integrations. My expertise includes: * Android app development * ASP.NET C# web and software development * Python automation and web scraping (Amazon, Instagram, Facebook, Google Maps, LinkedIn, Telegram, and other custom scraping solutions) * JavaScript, jQuery, AJAX, Bootstrap, HTML5 * Microsoft SQL Server database development * Payment gateway integration * SMS, Email, Banking, Financial, and Insurance API integration * Custom automation bots and workflow automation software I focus on delivering **high-quality, scalable, and reliable solutions** with clean code and long-term support. Please contact me in private chat so we can discuss your requirements in detail. I can also show you a **demo of similar projects** I have completed. Looking forward to working with you. Thanks & Regards
$100 USD in 3 days
5.7
5.7

Since the product is already live, could you please share the live website/app link? I’d like to do a quick review before confirming the final scope and milestones. I have 9+ years of software engineering experience across mobile, backend, web, AI integration and production systems, and I’m comfortable working inside an existing live codebase. Since most of the platform is already in Production/Staging, I would first review the live product, current GitHub structure, tenant permissions, forms/workflows, PostgreSQL setup, CI/CD and the existing AI features. Then I’d focus only on the agreed fixes, testing, and mobile delivery without unnecessary rebuilding. I can handle: - Laravel/PHP + React/TypeScript updates - PostgreSQL/security review - Multi-tenant permission checks - AI feature review and safeguards - Arabic/English usability - Android/iOS integration with the existing backend - Testing and store submission support Estimated price: around $200 Estimated timeline: 1 week, assuming the remaining scope is as limited as described.
$100 USD in 1 day
5.6
5.6

Hi there, Your multi-tenant SaaS platform is a strong fit for my experience, and I’d be happy to review the existing platform, strengthen reliability/security, and deliver the connected mobile apps. Questions: 1. Is the existing Laravel/React codebase fully covered by automated tests? 2. Do you already have defined offline/sync requirements for the Android and iOS apps? Proposed Solution & Approach: I recommend first reviewing the production/staging environments, architecture, permissions, database reliability, CI/CD and existing AI features. I can identify and fix targeted issues, test critical workflows, validate Arabic/English usability, and provide security/database findings with evidence. For mobile, I can integrate the existing backend, implement agreed offline/sync behavior, test on physical devices, and support builds and store submission. Relevant Portfolio: 1) hommati.com- Laravel 2) facesconsent.com- React, Node.js Full Stack About Me: I'm Tejash J, a developer with 10+ years of experience building scalable web applications. I specialize in Laravel, PHP, React, Node.js, API integrations and modern application development, with a strong focus on debugging, performance, security and reliable integrations. Timeline & Budget: Once we clarify the scope, I’ll provide a realistic price and timeline broken down by platform updates, security/database review, and mobile delivery. Let’s build something great together. Best regards, Tejash J
$95 USD in 7 days
5.8
5.8

It’s tough when a SaaS platform is mostly there, but every gap or untested area risks slowing down launches and impacts user trust. Tracking workspace permissions, AI features, and all those critical integrations can be overwhelming, especially with security and mobile delivery in play. You can expect a stable, secure platform with clear evidence of improvements, plus reliable Android and iOS apps that sync smoothly and pass real device tests. First, I’ll review your platform and database for security and reliability, providing clear findings. Next, I’ll refine and test key web and AI features based on your live and staging environments. Finally, I’ll deliver connected mobile apps, making sure offline and sync work as you need and supporting you through store submission and documentation. Which area do you want to prioritize first: security review, AI refinement, or mobile rollout?
$100 USD in 7 days
5.8
5.8

I can help improve your existing SaaS platform, fix issues, review security, and develop Android and iOS apps using your current backend. I’ll handle integration, testing, and deployment in clear milestones. After reviewing the current system, I can confirm the scope, timeline, and budget.
$95 USD in 7 days
5.4
5.4

I can refine your existing multi-tenant SaaS platform, fix current issues, and deliver connected Android and iOS apps using your existing backend. I will handle platform updates, security and database reliability reviews, AI feature testing, API integrations, offline sync, and controlled releases. Skillset: Laravel, PHP, React, TypeScript, PostgreSQL, Azure, GitHub CI/CD, Flutter, REST APIs, AI integration, security testing, and mobile app development. Estimated timeline: 6–10 weeks, depending on the final scope. I am available to start immediately and can provide a milestone-based estimate after reviewing the feature status. Thanks!! Parminder
$100 USD in 2 days
6.1
6.1

Hello, I'm Denis, a full-stack developer specializing in multi-tenant SaaS platforms, mobile apps, and production AI integration. I understand your needs: audit your platform's architecture, strengthen security and database reliability, refine AI with safeguards, and deliver native mobile apps with seamless backend sync. I've completed similar projects—auditing multi-tenant permissions and databases under load, building mobile apps with reliable offline sync, and implementing AI features with retrieval quality, source attribution, and usage controls. My approach: confidential architecture review of your Laravel backend, React frontend, and database to identify security gaps, reliability concerns, and AI integration points. In parallel, I'll plan mobile app architecture to reuse existing APIs while handling offline behavior correctly. Timeline: two weeks for security and database review, three to four weeks for platform fixes and AI refinement, four to five weeks for Android and iOS delivery with testing and store submission. Key consideration: your offline sync strategy. If your backend assumes real-time connectivity, mobile apps need careful state management and conflict resolution. I'd want to understand your current API design and data consistency model first. One realistic risk is scope creep during the security review. I recommend documenting findings, prioritizing by impact and effort, and agreeing what fits this phase versus future work. Estimated timeline: 9-1
$90 USD in 3 days
5.3
5.3

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