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I’ve built a fully-featured travel-planner and the front end is looking great, but before I press “submit” I want an experienced set of eyes on the back-end logic. Your job is to comb through the entire server-side code, isolate and resolve any functional bugs, optimize performance, and make sure every endpoint behaves exactly as it should under real-world load. Once the codebase is watertight, I’d like you to guide me through the final iOS App Store submission process—provisioning profiles, TestFlight builds, App Store Connect metadata and the actual push to review—so the release sails through Apple’s approval on the first try. You’ll have direct access to the repository and time with me to walk through existing architecture, run automated and manual tests, and implement fixes. When we’re done, I expect a clean build, a short report summarizing what you changed, and the app successfully uploaded for review. If you’re fluent in typical iOS deployment tools and have a knack for tracking down elusive back-end issues, let’s get started right away.
Project ID: 40491328
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158 freelancers are bidding on average $167 USD for this job

Hello, Add on the github repository and provide me backend access with apple developer so i can test the backend and submit the final app to App Store quite quickly. i am a mobile applications developer and i have more than 8 years of experience developing mobile applications with backend services. i have completed more than 525 projects either local or internet based. i am super confident i will provide you best quality software services on time and on budget. Let's chat to proceed.
$200 USD in 5 days
8.8
8.8

Hello, iOS Travel App Backend Debugging Development {{ I HAVE CREATED SIMILAR APPS BEFORE AND I CAN SHOW YOU }}}} I have carefully reviewed your requirements and understand that you need backend debugging support for your travel planner application along with guidance for a smooth iOS App Store submission process. With 10+ years of experience in backend development, API debugging, performance optimization, and mobile app deployment workflows, I can thoroughly review your server-side codebase, identify functional issues, fix API/logic bugs, and ensure all endpoints perform reliably under real-world conditions. My approach includes code audit, debugging critical backend flows, performance tuning, error handling improvements, and validation through both automated and manual testing to ensure stability and production readiness. In addition, I can assist you with the full iOS deployment process including provisioning profiles, certificates, TestFlight builds, App Store Connect setup, metadata configuration, and final submission to Apple for review. I WILL PROVIDE COMPLETE FIX DOCUMENTATION, CLEAN CODE IMPROVEMENTS, AND HANDS-ON SUPPORT UNTIL YOUR APP IS SUCCESSFULLY SUBMITTED TO THE APP STORE. I am available to start immediately and can help ensure a smooth, error-free release process. I eagerly await your positive response. Thanks Christina
$140 USD in 7 days
8.4
8.4

Hi, I reviewed your requirements and what caught my attention is that the application is already feature-complete. At this stage, success depends less on adding features and more on stability, performance, backend reliability, and ensuring a smooth App Store submission process. I can help by conducting a comprehensive backend and deployment review, including: ✓ API & Backend Logic Audit ✓ Endpoint Validation & Error Handling ✓ Performance Optimization ✓ Database Query Review ✓ Authentication & Security Checks ✓ Load & Stress Testing ✓ Bug Identification & Resolution ✓ Automated & Manual Testing ✓ Git-Based Workflow & Code Review ✓ TestFlight Build Preparation ✓ App Store Connect Configuration ✓ Provisioning Profiles & Certificates ✓ App Review Readiness Checks What stands out is your goal of getting through Apple's review process on the first submission. Many rejections stem from backend edge cases, missing metadata, privacy disclosures, or account-related issues that can be identified before submission. A few questions: 1. Is the mobile application built in Swift, Flutter, or React Native? 2. What backend stack is currently being used? 3. Have you already created the Apple Developer and App Store Connect accounts? Deliverables: ✓ Optimized & Tested Codebase ✓ Bug Fix Summary Report ✓ TestFlight Deployment ✓ App Store Submission Assistance ✓ Review Readiness Checklist ✓ Handover Documentation Best Regards, Jemin Sagar
$250 USD in 10 days
7.0
7.0

Hello, I understand you need an experienced back-end review for your travel-planner app to debug, optimize, and verify all server-side logic under realistic loads, followed by full guidance on iOS App Store submission, including provisioning profiles, TestFlight builds, metadata, and initial review submission. I have experience auditing full-stack iOS applications, profiling and debugging server APIs, ensuring endpoint reliability and performance, and navigating Apple’s submission process to achieve smooth first-time approvals. I will comb through your back-end repository, implement necessary fixes, optimize performance, verify endpoint behavior, produce a concise change report, and guide you step-by-step through TestFlight and App Store deployment. Q1: What backend stack are you using (Node.js, Python, PHP, etc.)? Q2: Are there automated tests in place, or should we implement additional test scripts before load testing? Q3: Do you have an Apple Developer account already set up with the necessary certificates and App Store Connect access? Best regards, Stratos
$140 USD in 7 days
6.8
6.8

Hi, We can step into your existing travel-planner codebase and focus on stabilising the backend so everything behaves reliably under real-world usage before submission. Our first step would be a full review of the server-side architecture, including endpoint flow, data handling, and any asynchronous or performance-sensitive logic. We would then run structured testing (both automated and manual) to identify functional bugs, edge cases, and any bottlenecks that could affect stability or response times under load. Once issues are isolated, we’d fix and optimise the backend to ensure consistent endpoint behaviour, clean error handling, and improved performance where needed. The goal is to make the system fully production-safe and predictable before release. After the backend is solid, we can guide you through the full iOS submission pipeline, including provisioning profiles, TestFlight builds, App Store Connect configuration, metadata setup, and final submission to review—ensuring the release process is smooth and compliant with Apple’s requirements. You’ll also receive a short summary report of all changes and improvements made during the audit and optimisation phase. Regards Interconnect Team
$140 USD in 7 days
6.8
6.8

Hi, The trickiest part here usually isn't finding the functional bugs in the server-side code, it's the endpoints that pass tests but misbehave under real-world load. That's where I'd start. How I'd work through it: - Comb the back-end logic, reproduce each bug, and fix at the root instead of patching symptoms - Profile the slow endpoints and tighten queries before they bottleneck - Then walk you through provisioning profiles, TestFlight builds, and App Store Connect metadata so the review clears on the first try I've shipped Node.js backends and handled the full iOS submission process end of the pipeline, so the push to review and the clean build at the end won't surprise either of us. One thing before I quote: is the backend Node.js or something else? It changes how I set up the test harness and what I look at first. - Asif
$250 USD in 3 days
6.3
6.3

Hi, Your project is at the most important stage: making sure the application is stable, performant, and App Store ready before submission. I can help perform a thorough backend and integration review, identify functional issues, optimize performance bottlenecks, and verify that APIs, business logic, and edge cases behave correctly under realistic usage scenarios. My approach would be to audit the codebase, review architecture and API flows, run automated and manual testing, analyze logs and error handling, and systematically resolve any issues discovered. The goal is not only to fix existing bugs but also to reduce the risk of unexpected failures after launch. On the iOS side, I am comfortable assisting with the full release process including build validation, provisioning profiles, certificates, TestFlight deployment, App Store Connect configuration, metadata review, compliance checks, and submission to Apple. I can also help identify common rejection risks before the app enters review. At the end of the engagement, you will receive a clean build, a summary of fixes and improvements, and guidance through the final submission process to maximize the chances of a smooth approval. Best, Justin
$1,000 USD in 7 days
6.2
6.2

Hi, With a rich history of successful app deliveries including Uber-Type Ride Share App, Food Delivery App, Property Rental App and more, I have comprehensive knowledge in not only app development but also troubleshooting and bug fixing. Having successfully developed GPS Tracking Apps and Health Fitness & Nutrition Apps, I'm ready to bring my extensive mobile app experience to Brixon's iOS Travel App Backend Debugging Project. I'm well-versed in Swift, SwiftUI, Objective-C and proficient in other platforms including Java, Kotlin, Dart (Flutter), React Native. My expertise isn't limited to development alone; I can also lend a hand with the iOS deployment process which is perfect for this project. That means not only would we be able to debug your backend codebase together but I can guide you through the entire submission process on the App Store after it is done as well, ensuring a streamlined experience without hiccups. I am open for interview.
$250 USD in 5 days
6.2
6.2

Dear Client, Hello dear! I’m Md Toriqul Islam, an experienced Full-Stack and Mobile App Developer with 10+ years of expertise in backend architecture, API development, performance optimization, debugging, and iOS app deployment. I understand you need a comprehensive backend audit for your travel-planner application, including bug identification, performance optimization, endpoint validation, load testing, and code quality improvements before release. I can thoroughly review the server-side architecture, resolve functional issues, verify API reliability, conduct testing, prepare a detailed change report, and assist with the complete iOS App Store submission process, including TestFlight, App Store Connect configuration, provisioning, and review readiness. I have rich experience in Node.js, PHP, Laravel, MySQL, REST APIs, backend optimization, iOS deployment, and App Store submissions. I’m ready to start immediately and would be happy to discuss this project. Looking forward to hearing from you. Best regards, Md Toriqul Islam
$70 USD in 2 days
5.5
5.5

As a seasoned iOS developer with over three years in the industry, I'm confident that my arsenal of skills aligns perfectly with your project's needs. My mastery of Swift, well-versed understanding of iOS UI/UX principles, and expert handling of essential frameworks like UIKit and CoreData will be valuable in thoroughly examining and fortifying your app's back-end. My previous experience includes successfully debugging complex projects, ensuring smooth functionality, and optimizing performance - precisely what you need. In addition to addressing any existing bugs, my seamless grasp of third-party integrations like Firebase or Payment Gateways gives me the ability to optimize your app's functionality even further. Furthermore, my collaboration skills are top-notch; you can comfortably rely on me to communicate effectively, update you regularly, and tailor the app exactly to your preferences. Passion drives my work. Implementing the best possible solutions for your travel-planner app is not only my job but also a tangible way to bring your vision to life. Equipped with this drive and a knack for leveraging the latest technologies most effectively, I'm determined to exceed your expectations at every turn. Choose me and together we'll finesse every aspect of your app into something profound, pushing it seamlessly into Apple's good graces. Let's chat and start building something truly amazing today!
$50 USD in 7 days
5.4
5.4

Hello, I can help finalize your travel-planner app by thoroughly reviewing the backend codebase, identifying and fixing functional issues, optimizing performance, and validating all API endpoints under real-world conditions. My approach includes: • Complete backend code audit and bug fixing • API testing, validation, and performance optimization • Automated and manual testing to ensure stability • Clean documentation of all changes and improvements • iOS deployment support, including provisioning profiles, certificates, TestFlight, App Store Connect setup, and App Store submission I have experience troubleshooting complex backend systems and guiding apps through Apple's review process. My goal is to deliver a stable, production-ready build along with a concise report detailing all fixes and optimizations. I’m ready to start immediately and work closely with you to ensure a smooth and successful App Store launch. Best regards Shaiwan
$55 USD in 5 days
5.0
5.0

As the developer behind your app's backend, I would bring a wealth of experience and sharp problem-solving skills to debug and optimize your iOS travel app. Throughout my career, I've crafted robust digital solutions for various industries, making sophistication and seamless functionality the cornerstone of my work. From developing APIs to tackling backend bugs and managing deployments, I'll ensure your code is foolproof and your user experience is optimal. My proficiency in iOS as well as API development lends me an innate understanding of how they interact, allowing me to test all the endpoints meticulously. I am not just concerned with fixing issues once—they should never recur - so expect a detailed report on what I changed and suggestions for ongoing backend improvements. Additionally, my background as a software developer means I'm well-versed in the intricacies of iOS deployment as well—including handling provisioning profiles, TestFlight builds, App Store Connect metadata—with the aim of ensuring smooth Apple approval on the first try. Let's work together to get your app ready and deployed seamlessly!
$100 USD in 2 days
4.9
4.9

Hi, Your iOS travel app sounds fantastic and it's clear you’ve put great effort into the front end. I specialize in backend debugging, having worked extensively with API development, server-side logic, and iOS deployment pipelines. I will meticulously review your entire backend codebase to identify and eliminate functional bugs, optimize performance for real-world traffic, and ensure every endpoint is flawless. Additionally, I will assist you step-by-step with the Apple App Store submission process including provisioning profiles, TestFlight builds, metadata setup, and final upload so your app clears Apple’s review smoothly on the first attempt. Expect a clean build and concise summary report of all changes made. I’m ready to start immediately and can work closely with you to ensure everything is perfect before launch. Could you share which backend technologies and frameworks your server currently uses? Best regards,
$155 USD in 26 days
4.8
4.8

Hi, I’d be happy to help review and stabilize the backend before release. My approach is to first understand the current architecture, review the API layer, identify functional issues, test critical workflows, and resolve any performance or reliability problems before submission. I have experience working with AI-assisted applications, backend systems, API integrations, debugging production issues, and preparing applications for release. I also recently worked on a SwiftUI utility application and have experience generating builds and working with the iOS deployment process. For this project I can: • Review the backend architecture and endpoints • Identify and fix functional bugs • Verify API behavior and edge cases • Perform performance and reliability checks • Provide a summary report of fixes and recommendations • Assist with TestFlight, App Store Connect, and final submission steps Once I review the repository and current backend stack, I can quickly identify the best path to a stable release. Best regards, Albert
$250 USD in 30 days
4.8
4.8

Hello, I reviewed your travel planner project requirements and understand you already have a strong frontend in place, and now need a detailed backend audit, debugging, and performance optimization before final App Store submission. I can carefully review your entire server-side codebase to identify functional issues, fix API inconsistencies, improve response handling, and ensure the system performs reliably under real-world load conditions. My focus will be on making sure every endpoint behaves correctly, is properly tested, and follows clean, maintainable architecture practices. Once the backend is stabilized, I can also assist you with the complete iOS App Store release process, including TestFlight builds, provisioning profiles, App Store Connect setup, metadata configuration, and final submission to ensure smooth approval. I will provide a clear summary of all changes made, along with recommendations for stability and performance improvements before launch. I’m comfortable working with repositories directly, running both manual and automated tests, and quickly isolating backend issues to ensure a clean production-ready build. Let’s connect and proceed with the audit so we can get your app successfully submitted without delays.
$150 USD in 5 days
4.6
4.6

Hey there, Backend debugging before App Store submission is exactly the right call — Apple's review team will catch functional issues and bounce the build, so getting the endpoints solid first saves a lot of back-and-forth. I'd go through the server-side logic, run the tests, fix what I find, and then walk you through the provisioning profiles, TestFlight upload, and App Store Connect metadata so the submission goes through clean first time. Done iOS backend debugging and App Store submission walkthroughs before. Share the repo and let's get into it here in the messages!
$30 USD in 1 day
4.0
4.0

Hi, I'm Osama from Virginia. You need a careful review of the travel app’s server-side logic before release, and the priority is reliability under real-world use. I can help debug the backend, tighten endpoint behavior, and improve performance with clean, maintainable code and no unnecessary rebuilding. I have direct experience with backend development, API work, and full-stack debugging. For this project, I’d first review your existing repository and architecture, then trace the failing flows, fix functional bugs, run targeted tests, and document the changes clearly. Since you also need release support, I can guide you through the iOS submission steps, including TestFlight, App Store Connect metadata, and the final upload workflow. One question: is the backend already in production or still tied to a staging environment for testing? I'm available to start anytime. Let's talk details. Regards, Osama
$100 USD in 1 day
4.0
4.0

Hello there , Good evening! I’ve carefully checked your requirements and really interested in this job. I’m full stack node.js developer working at large-scale apps as a lead developer with U.S. and European teams. I’m offering best quality and highest performance at lowest price. I can complete your project on time and your will experience great satisfaction with me. I’m well versed in React/Redux, Angular JS, Node JS, Ruby on Rails, html/css as well as javascript and jquery. I have rich experienced in iPhone, Swift, API Development, Backend Development, Debugging, Version Control Git, iPad, iOS Development, Objective C and Mobile App Development. For more information about me, please refer to my portfolios. I’m ready to discuss your project and start immediately. Looking forward to hearing you back and discussing all details.. Thanks and Regards
$155 USD in 4 days
4.0
4.0

Hi, I’m a Full Time Mobile App Developer with 8+ years of experience debugging backend systems, optimizing APIs, testing mobile applications, and managing complete iOS App Store deployment workflows. I can perform a comprehensive review of your server-side codebase, identify functional issues, optimize performance bottlenecks, validate API behaviour under realistic usage scenarios, and ensure all integrations with the iOS application operate reliably. My process includes code review, automated testing, manual QA, endpoint validation, performance analysis, and deployment readiness checks. I also have extensive experience with TestFlight, App Store Connect, provisioning profiles, certificates, build validation, App Store metadata preparation, and submission workflows, helping maximize the chances of first-pass approval. Available to start immediately. THANKS & REGARDS
$140 USD in 7 days
3.8
3.8

With the invaluable experience of over a decade in the industry, I and my 10-member team at Web Crest have been relentlessly developing and optimizing high-performing digital products. As my clients will attest, our proficiency in API and Backend Development synergizes perfectly with your need for an expert eye to scour through your server-side code, identify and resolve bugs, enhance performance, and ensure your iOS Travel App runs smoothly even under the heaviest of loads. What sets us apart is our innate ability to untangle complex issues, making us proficient in tracking down elusive backend bugs. Our Mobile App Development skills also provide us with a holistic understanding of code deployments using provisioning profiles, TestFlight builds, and App Store Connect metadata—a coveted asset for your envisaged iOS App Store submission process.
$200 USD in 3 days
3.6
3.6

Orlando, United States
Member since Mar 19, 2026
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