We are looking for a highly experienced Senior Flutter Developer to assist in identifying and fixing a critical loading screen issue impacting our production mobile application built using Flutter and Firebase. Tech Stack & Project Context: - Flutter Version: 3.13.9 Backend: Firebase (Auth, Firestore) Platform Support: Android 16, iOS 18 Approx Codebase Size (Compressed): ~75 MB No backend team involved developer must own debugging end-to-end Responsibilities :- Analyze and fix app loading screen issue Ensure proper error handling for login/session problems Validate fixes across both Android and iOS Deliver updated, tested build and developer notes Requirements:- 4+ years of Flutter/Dart experience Strong debugging and problem-solving skills Experience with Firebase Auth and Firestore Able to work independently and communicate clearly Contract:- This is a one-time project. Upon successful completion, we will offer a separate long-term opportunity. We are open to market-based compensation and will discuss terms with the selected candidate.
Node.js Developer- Urgent Fix Required for Production Login API Issue (Short-Term Project) Job Description: We are looking for an experienced Node.js backend developer to urgently investigate and fix a login API issue in a production Flutter mobile app Project Background: The app was built around Flutter SDK v3.0.0 (codebase from 2022). The login API (/apiv2/auth/login) is returning a 404 HTML page instead of the expected JSON response. Flutter developer has confirmed the frontend is functioning as expected. This is a live issue, impacting real users needs resolution within 1-2 working days. Scope of Work: Audit the backend (Node.js) for broken or missing login API endpoints Restore or recreate the /apiv2/auth/login endpoint Ensure support for JSON POST requests with email/password authentication Return proper JSON-formatted success/error responses Work with the mobile team to validate the fix. Skills Required: Node.js with Express or similar frameworks REST API development and debugging Familiarity with production server environments (e.g., cPanel, Heroku, AWS) Error handling and structured API response formatting (Nice to have) Understanding of potential CMS/WordPress interference with routes Engagement Details: Immediate start (once shortlisted) Short-term project with a 1-2 day turnaround This is a one-time project, but if successful, well explore longer-term collaboration opportunities Fixed cost only (no hourly quotes) Questions to Answer When Applying: (Include answers in your email or attached resume) Q1.Have you resolved a similar issue before where a Node.js API returned a 404 or HTML instead of a JSON response? If so, briefly explain. Q2.What are the first 2-3 steps you'll take to identify and restore a missing or misconfigured Node.js endpoint? Q.3A. What is your expected cost to fix the above issue (in INR )? 3B. What is your estimated timeframe (in hours or days) to resolve the issue? Open to remote candidates from India or other countries with proven Node.js expertise How to Apply: Please apply via Naukri or send an email with your resume and answers to the questions above at admin@themodestack.com We will be shortlisting and contacting top candidates within hours, as this is a high-priority issue.