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Our employee-attendance app on React Native needs a focused round of stabilization. Right now I’m seeing two pain points: location readings are often off the mark and, even worse, background updates stop coming through at unpredictable intervals. Both iOS and Android builds behave the same way, and we’re using a fully custom location module rather than Google Location Services or Mapbox, so you’ll be digging directly into our own codebase. What I need from you: • Diagnose why the coordinates drift and why background updates stall. • Refactor or rewrite the custom tracking module for reliable, high-accuracy fixes on both platforms. • Verify the solution on real devices (not just simulators) and document any OS-level settings or permissions we must keep in place. • Hand over clean, commented code plus a short report that shows test scenarios, before/after accuracy samples, and any configuration tweaks applied. Acceptance is simple: if I can start a shift, lock the phone, move around the building, and see a continuous, accurate trail in our logs on both iPhone and Android without spikes or gaps, the job is done. Code is in a private Git repo; you’ll receive access and a short walkthrough of the current architecture as soon as we kick off. Add "ZestNexus" on top of your proposal to be considered. Budget: Upto ₹10k
Projektin tunnus (ID): 40234022
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31 freelancerit tarjoavat keskimäärin ₹8 136 INR tätä projektia

Hi, I’ve reviewed your requirement and I’m confident I can help stabilize and optimize your custom location tracking module. I have 5+ years of experience building and debugging mobile apps in Android, iOS, Flutter, and React Native, including apps that rely heavily on background location tracking and real-time updates. My approach: Audit your custom location module to identify causes of coordinate drift and background update interruptions. Refactor or rewrite critical parts to ensure consistent high-accuracy location updates on both platforms. Handle OS-level constraints (battery optimization, background execution limits, permissions, foreground services, iOS background modes). Test thoroughly on real Android and iOS devices under different movement and lock-screen scenarios. Deliverables: Clean, well-documented updated module code Short technical report with findings, fixes, and before/after behavior List of required permissions and OS settings I’m comfortable working inside existing codebases and Git workflows. Your budget range works for me, and I can start immediately after repo access. Let’s connect and discuss timelines. Best, Bhargav
₹7 000 INR 7 päivässä
6,9
6,9

ZestNexus Hi there, I can help stabilize your React Native employee-attendance app and fix both location drift and background update issues on iOS and Android. With experience in custom location modules, I will diagnose why coordinates drift, refactor or rewrite your tracking module for high-accuracy, reliable updates, and verify performance on real devices. My approach includes reviewing your codebase, implementing optimized tracking logic, ensuring OS-level settings and permissions are correctly handled, and delivering clean, well-commented code. I’ll provide a concise report with test scenarios, before/after accuracy samples, and any configuration tweaks for seamless operation. I focus on results: you’ll be able to start a shift, lock the phone, move around, and see a continuous, accurate trail without spikes or gaps. Communication will remain clear, and I’ll document everything for smooth handover. Best regards, Muhammad Adil Portfolio: https://www.freelancer.com/u/webmasters486
₹8 000 INR 3 päivässä
4,5
4,5

ZestNexus **** React Native Location Tracking Stabilization (iOS & Android) ***** I will audit your custom React Native location module to pinpoint coordinate drift and background update failures on both platforms. The task includes refactoring or rewriting the tracking logic to ensure high-accuracy, continuous background location updates without spikes or gaps. I’ll validate fixes on real iOS and Android devices, not just simulators, and document all required OS-level permissions and settings. You’ll receive clean, well-commented code plus a concise report with before/after accuracy samples and test scenarios. I look forward to hearing back from you in order to proceed ahead accordingly. Thanks
₹7 300 INR 11 päivässä
4,6
4,6

ZestNexus I can quickly diagnose and stabilize your custom location module, ensuring accurate coordinates and reliable background updates on both iOS and Android. Let's connect to get started asap! Best, Uttam
₹10 000 INR 5 päivässä
4,1
4,1

Hello there , Good afternoon! I am an expert mobile programmer with skills including React Native, Geolocation, GPS, iPad, Mobile App Development, iOS Development, Android and iPhone. "ZestNexus" Please contact me to discuss more regarding this project. Thanks & Regards
₹7 770 INR 3 päivässä
3,8
3,8

Hello, I've reviewed your requirements of make employ app to safe and have worked on similar projects before. With my experience and skills, I can complete your project to your satisfaction. Please contact me via chat to discuss the details. Thank you.
₹12 000 INR 5 päivässä
3,8
3,8

ZestNexus I’ve debugged and rebuilt custom location modules in React Native before—especially cases where GPS drift and background tracking stop due to OS throttling or incorrect foreground-service handling. I understand this isn’t about plugging in Google Location Services; it’s about fixing your existing custom implementation properly. What I’ll do: • Deep dive into your custom native bridge (Android + iOS) • Identify drift causes (provider selection, accuracy settings, interval config, power-saving conflicts) • Fix background stalling (foreground service on Android, background modes + significant location changes on iOS) • Improve accuracy strategy (GPS + network fusion where possible) • Optimize update intervals without battery drain Testing Approach: • Real-device testing (walking, lock screen, app minimized) • Before/after coordinate comparison • Trail continuity verification • Permission and OS setting checklist documentation Deliverables: • Refactored, clean, well-commented tracking module • Stable background updates • Accuracy improvements documented • Short report with test scenarios + configuration notes Acceptance Goal: Start shift → lock phone → move around → continuous, accurate trail with no gaps or spikes. Ready to review your repo and architecture walkthrough immediately.
₹7 000 INR 7 päivässä
3,6
3,6

ZestNexus Hi sir, I have read your concern and I can help you to fix the issue just for the confirmation. How would you like to proceed? Firstly, I appreciate how important it is for your employee-attendance app to provide accurate and reliable data. I have extensive experience dealing with similar challenges. Keep in mind that I have worked with both iOS and Android platforms and understand the intricacies of React Native's location tracking module, which we will be honing for your project. Secondly, I understand the need for precise coordination in your case, as every movement counts when it comes to attendance tracking. My knowledge of various location services like Google Location Services and Mapbox and my understanding of using a custom system could prove beneficial here; this is why clients choose me when they require clean, future-ready code with a deep focus on performance, ease of use, and error minimization. Lastly, you seek someone who contemplates business results—it's not just about coding—and this mindset distinguishes me as a freelancer. This project is all about providing a stable solution that enhances your operational efficiency. I am confident in delivering precisely what you need. With increased accuracy, consistent live tracking geofencing and timely updates on both iOS and Android, you can streamline processes with confidence. Let's join our efforts to resolve these pain points effectively and I assure you won't be disappointed!
₹9 999 INR 7 päivässä
3,0
3,0

ZestNexus Hi there, I understand the critical need for precise and consistent location tracking in your React Native employee-attendance app. I’m confident I can diagnose and resolve the coordinate drift and background update interruptions affecting both iOS and Android. - Analyze and debug your custom location module to identify root causes of inaccuracies and stalling. - Refactor or rewrite the tracking logic to ensure seamless, high-accuracy location updates, even in the background. - Conduct thorough real-device testing on iPhone and Android to verify stability and accuracy. - Provide clean, documented code with a detailed report including test scenarios, accuracy comparisons, and necessary OS permissions. **Skills:** ✅ React Native Geolocation and Mobile App Development ✅ Custom GPS module debugging and refactoring ✅ iOS and Android background processing and permissions ✅ Real-device testing workflows ✅ Code documentation and technical reporting **Certificates:** ✅ Microsoft® Certified: MCSA | MCSE | MCT ✅ cPanel® & WHM Certified CWSA-2 I’m ready to start immediately and deliver a rock-solid location solution ensuring reliable tracking as per your acceptance criteria. Could you share more about the current custom module’s architecture and any third-party libraries it depends on? Best regards,
₹10 000 INR 7 päivässä
2,8
2,8

Hello, I can stabilize your React Native location tracking module so both foreground and background updates stay accurate and reliable on iOS and Android — diagnosing drift issues, fixing stalled background updates, and refactoring/replacing the custom location logic where needed. I’ll test on real devices, ensure smooth GPS behaviour, and deliver clean code + a brief report on fixes applied. Ready to start and deliver dependable tracking results. Regards, Bharti
₹7 000 INR 7 päivässä
2,9
2,9

ZestNexus, that's the magical ingredient I'll be putting into your application to have the sustenance it needs. As a seasoned React Native Developer for over a decade, I've perfected the recipe for delivering high-quality, stable applications. I've managed projects for companies like Shop2Door where I practically rewrote problematic modules to bring about smoothness and dependability - just what your app needs. I value your budget and time just as much as you do. So when you entrust this task to me, expect thorough real-world testing of the solution on diverse devices to produce accurate before-and-after samples, as well as troubleshooting any OS-level settings or permissions affecting the app’s functionality. Finally, it won't be just about the code as I'll diligently document my work for easy future reference by your team. Reach out now so we can combine ZestNexus with your app's stability for maximum effect!
₹1 700 INR 1 päivässä
0,0
0,0

Hello Dear, I am Jagmohan Kumawat, a multidisciplinary digital expert with 5+ years of experience building luxury websites, mobile apps, digital marketing, automations, intelligent systems and high impact creative assets. My focus is always on delivering results with precision, style and longterm scalability. Signature Excellence • Luxury Websites & Web Systems • iOS & Android Mobile App Development • Custom API Integrations • Advanced Workflow Automation & AI Systems • Salesforce CRM Setup, Flows & Cloud Integrations • Professional Branding & UI/UX • Social Media Content & Digital Strategy • E-Commerce Systems & Automation • Premium Video Creation & Cinematic Editing Technology & Creative Mastery Node.js | React | Laravel | WordPress | PHP | JS | Shopify | Android/iOS | Salesforce Cloud | CRM Automations | REST APIs | Firebase | AI Solutions | Figma | Adobe Suite (Illustrator, Photoshop, Premiere Pro, After Effects) Canva Pro | AutoCAD | Motion Graphics & AI Video | Digital Marketing | Content Writer | SEO/SMO I’m ready to take your project forward with precision, creativity and technical excellence. Feel free to share more details. I will prepare a customize plan for your exact needs. Best Regards Jagmohan Kumawat
₹12 500 INR 7 päivässä
0,0
0,0

Hello, ZestNexus I can diagnose and stabilize your React Native custom location module to ensure accurate coordinates and reliable background tracking on both iOS and Android. I have experience debugging native-level location implementations and understand the common causes of drift and background dropouts, such as incorrect accuracy settings, throttled background services, missing foreground service configs (Android), improper permission states, or iOS background mode handling. I’ll audit your current module, identify where readings degrade or stop, and refactor or rewrite the tracking logic for consistent high-accuracy updates. I will test the fixes on real devices, validate continuous tracking with the screen locked, and fine-tune OS-level configurations so updates remain stable without spikes or gaps. You’ll receive clean, well-commented code plus a concise report showing test scenarios, before/after accuracy comparisons, and any required device or permission settings to maintain reliability. I can start immediately after repo access and walkthrough, and I’m comfortable working within your ₹10k budget for this stabilization scope. Ping me so we can discuss the project in chat. Best regards, Samreen Fatima
₹10 000 INR 7 päivässä
0,0
0,0

Hello, I’m Ankur, a freelance developer with a dedicated team of professionals. I read all your requirements for website and I assure you that I will provide high-quality work at the proper time. Additionally, we also provide you 3 months of support from our side. As a Full Stack Developer, I specialize in Web and App Development, boasting a portfolio of stunning projects with top-notch UI/UX design. My expertise spans Flutter (for both Android and iOS), PHP, and WordPress, and I bring over 7 years of experience to the table. Whether it’s websites, applications, or e-commerce platforms, I’ve got you covered. But I’m not limited to just coding. My skill set extends to graphic design and logo creation, offering you a one-stop solution for all your project needs. With a track record of over 500 completed projects, I am committed to delivering nothing short of excellence. My ultimate goal is your complete satisfaction. Thank you for considering me for your project. I’m ready to transform your vision into a reality that stands out in today’s competitive landscape. Best Regards, Ankur Hardiya
₹7 000 INR 7 päivässä
0,0
0,0

Hi there, ZestNexus I’ve read your brief and understand you need a focused stabilization of your React Native attendance app: diagnose and fix drifting coordinates and intermittent background updates in your custom location module, verify on real devices, and hand over clean, documented code plus a short test report. The acceptance test is clear — continuous, accurate trail while starting a shift, locking the phone, and moving around. My approach: I will first reproduce the issues from your repo and device logs, then trace where location sampling, sensor fusion, and sleep/wake handling break down. I’ll refactor the tracking module to use battery-aware sampling, robust wake triggers (foreground service on Android, background tasks and proper permissions on iOS), and improved filter/smoothing to remove spikes. I’ll also audit OS-level settings, permission flows, and provide configuration defaults that prevent background throttling. I’ve fixed cross-platform location drift and background reliability in several production apps, including custom native modules and hybrid stacks. Deliverables: patched repo branch, unit + device test notes, before/after accuracy samples, and a short setup checklist for device/OS settings. I can start once you grant repo access and the architecture walkthrough. I’ll run tests on real iOS and Android devices and iterate until the acceptance criteria are met. Best regards, Shuvadeep
₹7 000 INR 7 päivässä
0,0
0,0

Hi, I can easily DO your work IN 24 HOURS, DM me now to get started, PRICE NEGOTIABLE 100% Work satisfaction is provided
₹4 000 INR 1 päivässä
0,0
0,0

I can fix your React Native location tracking (Drift & Background) Hi, I read your job post regarding the React Native attendance app. I have experience fixing exactly these types of issues in custom location modules. The Problems & My Fixes: Coordinate Drift: Usually a filtering issue. I will refactor your native module to apply better accuracy thresholds and smoothing algorithms. Background Stalls: An OS lifecycle issue. I will rework the native bindings to ensure the location requests persist correctly on both iOS and Android. I will test on real devices to ensure you get a smooth, gap-free trail during a shift. I can work within upto ₹10k budget and document everything clearly for your team. I am ready to sign an NDA and access the private repo. Best,
₹12 500 INR 7 päivässä
0,0
0,0

Hi there, You’re absolutely in the RIGHT PLACE. I’ve delivered SIMILAR PROJECTS multiple times and know EXACTLY how to execute this efficiently and correctly from day one. To lock down the SCOPE, TIMELINE, AND PRICING, I’ll need to ask you a few key questions. Unfortunately, Freelancer’s 1500 CHARACTER LIMIT doesn’t allow me to break everything down properly here. Let’s jump on CHAT so I can show you my PROVEN PAST WORK, walk you through the REAL RESULTS I’ve delivered, and outline a CLEAR ACTION PLAN for your project. You’ll immediately see why my approach is DIFFERENT and EFFECTIVE. If you’re serious about getting this done RIGHT, I’m ready to move forward. Looking forward to CONNECTING and WINNING TOGETHER. Cheers, Ayushmaan Sahu.
₹7 000 INR 7 päivässä
0,0
0,0

Hi there ?, I’ve carefully reviewed your project titled "Stabilize React Native Location Tracking and Goefencing" and can confidently deliver a production-ready solution with clean UI and smooth performance. Let's discuss your specific requirements — I can start right away!
₹4 200 INR 7 päivässä
0,0
0,0

As a seasoned mobile app developer, I understand the real-world value of stable, accurate location tracking for your employee-attendance app. My 8+ years of experience across both iOS and Android development equip me with a comprehensive understanding of the challenges you're facing. Whether it involves "diagnosing why the coordinates drift and why background updates stall," or "refactoring or rewriting a custom tracking module," I am prepared to dive straight into your codebase and deliver robust solutions that will ensure reliable, high-accuracy fixes on both platforms. Not only am I highly skilled in React Native and proficient at locating and resolving issues within codebases, but my extensive backend experience as well will allow me to thoroughly verify the solution on real devices. This eliminates the likelihood of relying solely on simulators, which could present a distorted perspective of how your app would behave in the actual world. After all, as an attendance app, it is crucial that your employees' movements in and out of your building are accurately captured in your logs without any spikes or gaps.
₹8 000 INR 7 päivässä
0,0
0,0

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