Senior Fullstack TypeScript Engineer – Stabilize Auth

Job summary: Revamp & Stabilize Existing React Native App. A more detailed scope will be provided. Key areas of work include app stabilization and Supabase Auth fixes, end-to-end booking flow with persistent state, Stripe marketplace payments, business verification logic stored v ...

I'm looking for a senior-level engineer to assist with an existing + Supabase application and stabilize production OAuth. · This is not a rebuild. · This is a focused stabilization and hardening engagement. · Current Stack · (App Router) · Supabase (Postgres + Auth) · OAuth prov ...

We are looking for an experienced full-stack developer to finalize and fix bugs on an existing SaaS web application built with (TypeScript), Supabase, and Stripe. · The product is already live and functional, but we need a strong developer to stabilize, clean up, and prepare it ...

+ Connect the frontend to the backend APIs · + Fix integration issues (requests, responses, auth, env vars) · + Ensure data flows correctly (quotes, users, actions) · + Help stabilize the MVP so it's productionready. · No benefits mentioned in this job offer. ...

Building a production ready AI-powered photo editing app in Flutter. · ...

I'm building a data-driven web application that is 90% complete and preparing for launch. · ...

We're deploying a web-based SaaS that needs a loving push to get across the line. · The product is functional but after shipping recent updates we're experiencing systemic authorization and data segmentation failures (users unable to see correct department/role-scoped data). · Th ...

We're looking for an experienced developer to help us finish, stabilize, and launch an existing SaaS MVP built using , Supabase, and n8n. · The core product is already partially built. We now need someone who can take ownership of the final phase — fixing issues, improving stabil ...

I am the founder of an iOS mobile app built with Flutter. · The application is already 99% complete and fully functional. · This is NOT a rebuild project. It is a stabilization and debugging phase. · Current Issue · We are facing complex issues related to: · Firebase Auth + Fires ...

A mobile developer is needed to help debug and launch a social accountability app called Pact. · ...

Build and refine a reusable mobile app starter template for non-technical founders to launch multiple app ideas quickly. · ...

I have a live application built with NestJS and I'm looking for someone experienced who can jump into an existing codebase to fix issues around configuration and the CI/CD pipeline. · ...

A Supabase expert is needed to set up proper staging and production workflows with GitHub integration. · Clone Supabase Dev → Staging · Create a new Supabase project for staging. · Migrate schema, policies, storage, and auth from dev → staging (mirror image). · ...

I have an existing, working web application currently running on Manus (I can provide the working Manus URL). I need a senior-level full-stack engineer to migrate it cleanly to GitHub + Render so it's stable, deployable, and maintainable without Manus. The goal is to preserve fun ...

I'm building a web-based Wellness Assessment and Scorecard application designed to help users reflect on five dimensions of wellness. · Review and stabilize the existing Replit codebase · Align the UI closely with Base44-style design patterns · ...

I'm looking for an experienced full-stack developer to help finish and stabilize an existing MVP for a custom ChatGPT web application. · This is not a greenfield project. A base project already exists, and the goal is to make it production-ready with working authentication, paid ...

I built an SaaS using Base44, exported it, and now need to convert it into a proper standalone multi-tenant SaaS (React + Node + Postgres + Stripe). · Key focus: · Multi-tenant isolation · Clean auth flow · Stripe subscription per tenant · Trial handling (14-day no card) · Role-b ...

We are an EdTech startup launching an AI-powered learning platform. · We need a Senior Developer who can ensure the platform is not only functional but enterprise-grade in terms of security, data privacy, · and scalability. ...

I am building a professional SaaS platform and need an experienced Full-Stack Developer to finalize and stabilize the admin dashboard. · ...

We are seeking an experienced senior full-stack developer to complete and fully stabilize the final 5 production-critical features of our live platform, · HireLocal USA.The core application is already built and deployed. · ...