Full-Stack Developer – Fix JWT Auth

We are looking for a developer to build a basic CRM. · ...

We are looking for a Senior Identity Specialist to remediate a critical authentication issue in our B2B SaaS platform. · We use Microsoft Entra ID (Azure AD) with a React (Vite) frontend and backend. · ...

Looking for an experienced developer to debug and resolve an authentication middleware issue in a production-ready app. · ...

Experienced international backend engineer to add a FastAPI backend to an existing React 18 + TypeScript + Vite application that currently runs as a client-only SPA with no server. Scope includes building a production-ready FastAPI API with secure AI proxy endpoint that verifies ...

Have several projects for the Faculti.net platform. · ...

We're building a multi-tenant .NET API with JWT auth and role-based access control. Before we continue adding features, we want an experienced backend engineer to review our current architecture and confirm we're on the right track. · ...

We are looking for an experienced · Laravel backend developer to implement JWT-based authentication.Implement JWT authentication into an existing Laravel application, · User login, · User registration (if not already implemented), · Token generation, · Token refresh, · Token val ...

We're building a mobile investment platform that integrates with Interactive Brokers APIs to provide portfolio tracking and ACH deposits/withdrawals. · Set up and integrate IBKR's Trading Web API (OAuth 2.0) · Coordinate with IBKR support to resolve API access issues · ...

Build a Secure Ticketing System · Setup ASP.NET Core Web API projectSQL Server + EF Core (Code First) + MigrationsJWT Authentication/li>Ticket CRUD APIs/li>Ticket filters (status / priority / search / date range)/li>Assign ticket endpoint (Admin only)/li>Update ticket status endp ...

We are seeking a skilled developer to build a multi-tenant web dashboard and API for a trucking and Transportation Management System · (TMS).Designing and implementing a user-friendly interface. · Robust back-end functionality. · ...

We're looking for an experienced full-stack developer to build a SaaS platform similar to ProsperQR allowing businesses to manage Google Review QR codes and NFC tags from one dashboard. · Email + Google login (OAuth) · Business setup (Google Place ID / Review link) · Smart redire ...

I have a complete, production-ready codebase for an AI-powered SaaS application and need a developer to deploy it, test it, and get it live. · The codebase is fully built: · ∙ Backend: , PostgreSQL (14 tables, migrations ready), Anthropic AI integration, Stripe billing, JWT auth ...

We are building an institutional-grade SaaS platform and are looking for a senior full-stack engineer with strong architecture experience. · Built multi-tenant SaaS systemsImplemented tenant isolation at DB and middleware levelExperience with NestJS PostgreSQL with proper indexin ...

We're looking for an experienced full-stack developer to work on an existing SaaS web application. · Strong experience with (App Router) and React · Solid TypeScript (types, interfaces, strict mode) · ...

We are looking for an experienced Full-Stack Developer to build and maintain scalable, fast and secure web applications. · We require strong expertise in MERN Stack (MongoDB,, ) REST API & third-party integrations Authentication systems (JWT,OAuth,Firebase Auth,RBAC) Database des ...

User Management App with Login Tracker. Required Technical Skills (Must-Have): Backend Development. Ability to build RESTful APIs (auth, validation, error handling). Experience structuring production-grade backend projects. · ...

We need help debugging and fixing a Base44 Supabase integration. The frontend loads and authentication works, but any feature that relies on Supabase data(profiles, feed, posts, resources, services) fails or returns empty results. · Likely issues include:SUPABASE env variables no ...

'We are seeking a senior, security-focused engineer to audit, secure and stabilize a production web application following a security incident.' · Full security audit · ' ...

We're building a connected figurine system that lets kids and loved ones send touch and voice messages through physical devices paired with a mobile app. · ...

We are building backend APIs for a sports-based platform and are looking for an experienced developer to implement the following modules. The project includes authentication using Google & Apple OAuth, user creation/update, JWT authentication + role-based auth. · Milestone 1 — Au ...