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Our production React Native + TypeScript application delivers real-time AI features to paying users, and I want a seasoned engineer to give the codebase a thorough, paid audit before we scale further. The priority is to uncover and document any security vulnerabilities—think improper auth flows, unsafe data handling, dependency risks, or anything that might expose user data or model endpoints. While you’re in the code, I also need a clear-eyed review of overall code quality: architecture, module boundaries, naming, typing discipline, test coverage gaps, and any anti-patterns that could slow future development. You will receive full read-only repository access, environment‐specific notes, and a direct line to me for context. Feel free to bring whichever static analysis, code review, or automated testing tools you trust most; I’m open to recommendations if they surface better insights. Deliverables (all discrete items I’ll be checking off): • A written report outlining discovered security issues, ranked by severity and exploit likelihood. • A companion section on code-quality findings with concise, actionable refactor suggestions. • A remediation roadmap with effort estimates so I can schedule follow-up sprints. • A brief hand-off call or recorded walkthrough to clarify findings, no surprises left behind. The audit must complete inside our staging branch without disrupting live traffic; I’ll provide a sandbox build pipeline for any proof-of-concept fixes you want to demonstrate. If the collaboration goes smoothly, I intend to extend the engagement into implementing the highest-impact recommendations.
Project ID: 40738310
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Active 6 days ago
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332 freelancers are bidding on average $20 USD/hour for this job

Hello, I understand that you are looking for a seasoned engineer to conduct a thorough audit of your React Native AI application to uncover any security vulnerabilities and assess overall code quality before scaling further. My expertise lies in conducting detailed code audits, identifying security risks, and providing actionable recommendations for improvement. I will meticulously review your codebase to pinpoint any potential security vulnerabilities, such as improper authentication flows, data handling issues, and dependency risks that could compromise user data or model endpoints. Additionally, I will assess the architecture, module boundaries, naming conventions, typing discipline, test coverage, and any anti-patterns that may impede future development. My approach involves utilizing industry-leading static analysis tools and manual code reviews to ensure a comprehensive evaluation. I will provide you with a detailed report outlining security issues, code-quality findings, actionable refactor suggestions, and a roadmap for remediation efforts. I am committed to delivering high-quality results that align with your project goals and am open to collaborating closely with you throughout the process. Let's discuss your project further to determine how I can assist you in achieving your objectives. Looking forward to the opportunity to work together. Sincerely, Rajesh
$15 USD in 40 days
9.5
9.5

Hello Good Day, With my extensive background in Mobile App Development, specifically within the React Native realm, I am well-positioned to provide a comprehensive and valuable audit for your AI-based app. I have worked on similar projects before and understand the significance of scrutiny when it comes to code quality, security, and scalability for real-time applications. My adeptness with typescript and knowledge of algorithms give me the edge to identify even the most intricate vulnerability, ensuring robust data handling, secure model endpoints, and proper authorization flows. Meanwhile, my proficiency in software hygiene, typing discipline, and architectural understanding means I can also make actionable suggestions for code refactor that won't merely improve test coverage but will lead to easier future development. Beyond just delivering a report with detailed findings ranked by severity and potential exploits, I aim to contribute meaningfully to your project's improvements by providing a roadmap with effort estimates for the remediation process. Let's conduct an efficient hand-off call or recorded walkthrough where I can clarify each finding and work with you even post-audit for implanting high-impact recommendations. Kind regards Rinsad
$15 USD in 40 days
9.4
9.4

Hi — Elias here from Miami. I see you’re looking to audit your React Native AI application, which aims to deliver real-time features to users. Ensuring stability and performance is crucial for a product like this, especially as user expectations evolve. What usually matters most here is managing the complexity of real-time data processing while keeping the app responsive. A common issue in systems like this is ensuring reliability under load, particularly with resource-intensive AI features. The tricky part is often integrating various data sources and maintaining security. My approach would involve a thorough review of your current architecture and workflows. I’d focus on identifying bottlenecks and potential scalability issues. Ensuring your codebase is maintainable is essential for future enhancements. I have experience with similar applications where I optimized performance and security, which I believe will be relevant for your project. A few questions to better understand the scope: Q1 – What specific AI features are you implementing, and how critical are they to the user experience? Q2 – Are there particular security concerns you want to address? Q3 – What level of user engagement do you anticipate, and how do you plan to scale the app? Happy to discuss the details and suggest the best technical approach. Looking forward to hearing from you.
$50 USD in 5 days
8.5
8.5

Hello, I checked your "Audit React Native AI App" project description, it looks like the focus is on delivering a clean, responsive website that works well across all devices. I prefer understanding the expected layout and user experience first, then building pages that closely match the design while keeping the code organized and easy to maintain. Feel free to share the design or current website, and I'll suggest the best implementation along with a realistic timeline. Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
$15 USD in 1 day
7.9
7.9

Hi, I am Adeel. I shipped ComicBase, a React Native and Xamarin style mobile app live on both the App Store and Google Play, so I know what breaks in a mobile codebase once real users depend on it. For this I would start with the auth flows and data storage, then trace dependency and API endpoint exposure before moving to architecture and typing discipline. Static analysis plus manual review, with everything logged against severity and effort so your remediation roadmap is easy to schedule. Happy to start today given the weekly hours you have described. Is the staging branch already wired to a CI pipeline, or would I need to set one up for the audit tooling?
$15 USD in 2 days
8.2
8.2

Hello, We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time. We are 25 years in this business and our technical specialists have strong experience in Mobile App Development, Android, Testing / QA, Software Architecture, Typescript, iOS Development, React Native, Flutter, Xcode, Security Auditing and other technologies relevant to your project. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards, Sales department Tangram Canada Inc.
$25 USD in 5 days
7.9
7.9

Hi there, I can perform a thorough read-only security and code-quality audit of your production React Native + TypeScript application without affecting live traffic. I’ll review authentication and authorization, data handling, API/model endpoint exposure, dependencies, secrets, storage, network flows, architecture, typing, module boundaries, testing gaps and common mobile security risks, then provide severity-ranked findings, actionable refactoring recommendations and a practical remediation roadmap with effort estimates. I can also validate selected findings in your staging/sandbox environment and provide a clear walkthrough of the results. Could you share the repository and staging environment details so I can review the codebase and confirm the audit scope and timeline? Kindly send me a message to discuss more or directly award me. Thank you!
$20 USD in 40 days
7.8
7.8

⭐⭐⭐⭐⭐ Thorough Code Audit for Your React Native + TypeScript Application ❇️ Hi My Friend, I hope you are doing well. I've reviewed your project requirements and noticed you're looking for a thorough audit of your React Native + TypeScript application. Look no further; Zohaib is here to help you! My team has successfully completed 50+ similar audits for applications like yours. I will focus on uncovering any security vulnerabilities and improving overall code quality while providing actionable insights at every step. ➡️ Why Me? I can easily conduct your code audit as I have 5 years of experience in code reviews and security assessments. My expertise includes identifying vulnerabilities, improving code quality, and ensuring best practices. Additionally, I have a strong grip on static analysis tools and automated testing, which will enhance the audit process. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. Looking forward to discussing this with you in chat. ➡️ Skills & Experience: ✅ Security Audits ✅ Code Quality Reviews ✅ React Native Development ✅ TypeScript Programming ✅ Vulnerability Assessment ✅ Static Analysis Tools ✅ Test Coverage Evaluation ✅ Dependency Management ✅ Architecture Review ✅ Documentation Skills ✅ Remediation Planning ✅ Communication Skills Waiting for your response! Best Regards, Zohaib
$17 USD in 40 days
7.9
7.9

I’d start in the staging branch by tracing the React Native auth flow from token storage through API and model-endpoint requests, then verify that the sandbox build cannot expose user data or privileged AI routes. I’ll review TypeScript boundaries, dependency risks, environment handling, logging, error paths, tests, and native iOS/Android configuration without touching live traffic. Within 4 days, you’ll receive a severity- and exploitability-ranked security report, a concise code-quality section, an effort-estimated remediation roadmap, and a recorded walkthrough of the findings. I’ll combine read-only review with targeted static analysis and safe staging checks; any proof of concept will stay in the supplied sandbox pipeline. Should the current auth flow remain behaviorally unchanged while I document risks, or may I suggest small staging-only fixes? Muhammad Saad
$20 USD in 40 days
7.4
7.4

Hi, I can conduct a structured security and code-quality audit of your React Native + TypeScript application without affecting the production environment. I’ll review authentication and authorization flows, API/model endpoint exposure, sensitive data handling, dependency risks, storage, network communication, error handling, and other areas that could expose user or application data. Alongside security, I’ll review the architecture, module boundaries, TypeScript usage, code patterns, testing gaps, and maintainability issues. The final deliverables will include a severity-ranked security report, actionable code-quality findings, a remediation roadmap with effort estimates, and a walkthrough call or recording. Any proof-of-concept validation can be performed against the provided staging/sandbox environment only. I’ll first review the repository structure, application architecture and environment notes, then work through the security and quality checks systematically. Please share the repository access and staging documentation, and I can start with the initial codebase assessment.
$20 USD in 40 days
7.6
7.6

As you look to scale your real-time AI app, auditing it for any security risks and assessing its overall code quality is a smart move. With my broad-based experience in both software and hardware engineering, I can carry out one of the most comprehensive audits your project will have ever received. On top of my 5.0/5 rating across 63 reviews, I maintain a 100% budget and on-time delivery track record. One of the key strengths that differentiates me in the freelance market is my end-to-end engineering capabilities - from electronics to firmware, backend to mobile development, and from AI to automation. This means I understand how different components should interact in an application and how they could potentially impact performance and security. I'll leverage this understanding to uncover any vulnerabilities, prioritize them based on severity and exploit likelihood, suggest concrete refactors, and provide a roadmap for remediation that includes accurate effort estimates. Lastly, as we touch upon potential proof-of-concept fixes in your staging branch without disrupting live traffic, you can rely on me to respect the sanctity of your live environment whilst carrying out an exhaustive audit.
$25 USD in 40 days
7.4
7.4

Hello, With my extensive experience in software development for over 15 years, I have gained deep insights into conducting comprehensive audits similar to your React Native AI app. Notably, I specialize in developing scalable and secured solutions across various platforms including mobile apps, AI integrations, Chrome Extensions and more. This expertise has given me a keen eye for identifying and addressing security vulnerabilities as well as code quality issues that may hinder future development. In addition to my technical skills that include strong command over React Native and TypeScript, I bring an adaptable approach to every project. Open to implementing the latest testing tools or recommending intuitive changes, I am all about maximizing productive collaboration. Overall, my commitment extends beyond delivering a report; I offer long-term support ensuring the highest-impact recommendations are successfully implemented while minimizing disruption to your live traffic. Let's leverage my proficiency to not only enhance your app's security but also bolster its architecture and future-proof it for scalability. Thanks!
$30 USD in 25 days
7.2
7.2

Our team of mobile developers and QA engineers can conduct a structured security and code-quality audit of your React Native + TypeScript application without impacting production. Our technical approach: Security: Review authentication and authorization flows, token storage, session handling, API security, sensitive data exposure, AI endpoint access, secrets management, and dependency vulnerabilities. Code quality: Assess TypeScript strictness, component architecture, module boundaries, state management, error handling, async operations, naming conventions, and maintainability. Testing: Identify unit, integration, and end-to-end testing gaps. Use static analysis, dependency scanning, and targeted tests to validate findings. Risk assessment: Classify vulnerabilities by severity, exploitability, and potential business impact, with reproducible evidence where appropriate. Deliverables: A prioritised audit report, actionable refactoring recommendations, an effort-estimated remediation roadmap, and a technical walkthrough. We will work through your read-only repository access, validate findings in staging, and avoid changes to live systems. Our findings will be documented clearly, with practical fixes your team can implement in subsequent sprints.
$16 USD in 40 days
7.3
7.3

Hi, I will conduct a thorough audit of your React Native + TypeScript application to identify security vulnerabilities and assess code quality. I will use tools like ESLint for code quality checks and Snyk for dependency vulnerability scanning. This matters because it ensures your application is secure and maintainable as you scale. I will provide a detailed report that outlines security issues ranked by severity, along with actionable suggestions for code improvements. I will also create a remediation roadmap with effort estimates to help you plan future sprints. To get started, I will need access to the repository and any environment-specific notes you have. A direct line of communication will also be helpful for context. Thanks!
$20 USD in 40 days
7.1
7.1

With extensive experience in mobile app development and a specialization in React Native, including your required TypeScript framework, I am confident that I can carry out a thorough and efficient audit of your AI app. My company, Web Crest, has a proven track record of building SaaS platforms, similar to your app's use case, equipped with cutting-edge AI functionalities. Your project aligns perfectly with our AI-driven approach and security-first mindset. Having worked on multiple large-scale projects involving security-sensitive tasks, I understand the gravity of vulnerabilities in such environments. It's worth mentioning that I have successfully located and mitigated security flaws in previous apps, ensuring sensitive user data remained confidential. By leveraging your provided environment-specific notes and my existing static analysis tools, I will review every architectural aspect of your codebase and deliver a comprehensive report that catalogs both security and code quality findings. Furthermore, my expertise isn't limited to just identifying issues. My reputation of offering concise and actionable suggestions for enhancing your application's performance and maintainability makes me an ideal candidate to create the remediation roadmap for you. I assure you that our collaboration will be smooth and fruitful throughout the process. So let's solidify your app's foundation together by ensuring its robustness and viability as you scale further!
$20 USD in 40 days
6.7
6.7

Hello!, I am a US-based senior software engineer, and this is exactly the kind of project where careful auditing matters more than “just looking at code.” Since your React Native + TypeScript app is already in production and serving real-time AI features to paying users, I’ll focus on the issues that can actually impact security, stability, and release risk. My approach would be: 1. Review the app architecture and critical AI/user flows 2. Audit security risks, auth, secrets, and API handling 3. Test iOS/Android behavior, edge cases, crashes, and performance 4. Deliver a clear report with severity, proof, and practical fixes I’ve worked on production mobile apps where the real problems were hidden in token handling, API exposure, race conditions, and device-specific failures. I’ll treat this like a live product, not a quick code skim. Relevant work: - LiveFit Coach app - TradePulse mobile dashboard - NovaCart companion app Could you please clarify the following questions to help me better understand the project? 1. Are you mainly looking for security, QA/stability, or both? 2. Should I review only the mobile app, or also the backend/API layer? 3. Is there a specific AI flow, payment path, or user action you want prioritized? If you want, I can start with the highest-risk areas first so you get value quickly. James Zappi
$50 USD in 2 days
6.5
6.5

Hi, I can handle a thorough security and code-quality audit of your React Native + TypeScript application without impacting production. I’ll review the authentication/authorization flows, API and AI endpoints, sensitive data handling, storage, dependencies, secrets, input validation, and other potential security risks. I’ll also review the architecture, TypeScript practices, module boundaries, testing gaps, and maintainability issues. You’ll receive a clear report with severity and exploit likelihood, actionable remediation recommendations, and an effort-based roadmap for follow-up sprints. I can also validate important findings in your staging environment and provide a walkthrough of the results. I’m comfortable working with read-only repository access and staging/sandbox environments, and if the audit goes well, I can also help implement the highest-impact fixes afterward. I’d be happy to get started.
$20 USD in 40 days
6.9
6.9

Hi, we can perform a thorough security and code-quality audit of your React Native + TypeScript application without affecting production. We’ll review authentication and authorization, API and AI integrations, data handling, dependencies, secrets, network communication, and potential exposure of user or model data, along with architecture, typing, testing, and maintainability. You’ll receive a prioritized security report, actionable code-quality findings, remediation roadmap with effort estimates, and a clear walkthrough of the results. We can also demonstrate selected fixes safely in the staging environment if required.
$15 USD in 40 days
6.6
6.6

Hi John, Thank you for posting this good task! I like that this is a read-only audit with ranked findings and effort estimates before any fixes, that tells me you want an honest picture rather than a quick patch job. To be clear on my background, I am a senior developer doing a security minded code review, not a certified penetration tester. On JubileeConnect I built a React Native and TypeScript app with dual token session handling, persisted sessions, environment switching and Jest tests, and on Yoyo Wallet I worked on a payments app used in production, so the areas you flagged are ones I have handled from the build side. I have also built AI features on Annexa and Qatent, including role gated agents, which helps when reviewing how model endpoints are protected. My review would cover where tokens and secrets are stored on the device and in the bundle, auth and refresh flows, API and model endpoint protection such as rate limits and prompt abuse, logging of personal data, deep links, dependency risk using npm audit and similar tools, then architecture, typing discipline and test gaps. You would get the ranked report, refactor notes, a remediation roadmap with estimates and a recorded walkthrough. I would work at 20 USD per hour and give an hour estimate after a quick look at the repo size. Is the backend serving the AI features in scope, or only the mobile repository? Best regards, Diah
$20 USD in 40 days
7.3
7.3

I have strong React Native and TypeScript experience and can perform a thorough security and code-quality audit of your production application without impacting live traffic. I’ll review authentication/authorization, sensitive data handling, API and AI endpoint exposure, dependency risks, storage, architecture, typing, module boundaries, testing gaps, and performance-related anti-patterns using both static analysis and manual code review. You’ll receive severity-ranked findings with exploit likelihood, actionable refactoring recommendations, effort estimates, and a prioritized remediation roadmap, with any proof-of-concept fixes isolated to staging. I’m also available to implement the highest-impact fixes after the audit and provide a clear hand-off walkthrough.
$20 USD in 40 days
6.6
6.6

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