Overview

Full-Stack Engineer – .NET + React / Next.js + TypeScript

Responsibilities

• Lead migration from the existing IdentityServer-based identity provider to a suitable solution such as Microsoft Entra External ID, Duende, or OpenIddict.
• Design and implement OIDC/OAuth2 authentication flows, including authorization code with PKCE, refresh tokens, logout, and session management.
• Implement external identity federation, customer login, MFA/passwordless authentication, impersonation, and email verification.
• Ensure security compliance through threat modelling, OWASP practices, secure secrets management, and GDPR/consent requirements.
• Own portal development, production incidents, hotfixes, performance optimization, and security improvements.
• Drive technical priorities with business stakeholders and align solutions with enterprise architecture.
• Guide external developers, review pull requests, and maintain coding and architectural standards.
• Support vendor handover, technical documentation, deployment pipelines, and operational runbooks.
• Deliver through DTAP environments with build-once practices, pull request reviews, and branch deployments.

Qualifications

• Work Mode: Work From Office (WFO)
• Employment Type: Full-Time
• Notice Period: Immediate Joiners Only
• 📌 Job Summary
• Qloron Technology is looking for an experienced Full-Stack Engineer – Portals & Identity to take technical ownership of customer-facing portals, lead identity provider migration, and drive ongoing product development.
• The ideal candidate must have strong hands-on experience with React, Next.js, TypeScript, .NET/C#, Azure, and identity protocols such as OIDC/OAuth2. Experience leading an identity provider migration and coordinating developers is essential.
• Strong experience with React, Next.js, and TypeScript.
• Next.js App Router, SSR/ISR, and headless CMS integration, particularly Contentful.
• Tailwind CSS, accessibility, and public website performance optimization.
• Strong knowledge of OIDC, OAuth2, and SAML.
• Proven experience leading at least one identity provider migration from IdentityServer to Entra External ID, Duende, OpenIddict, or a comparable solution.
• Experience with identity federation, external customer authentication, session/token management, Entra ID, and Microsoft.Identity.Web.
• Knowledge of OWASP, least-privilege access, secure secrets management, and GDPR requirements.
• Strong hands-on experience with .NET, C#, and ASP.NET Core.
• Knowledge of Domain-Driven Design (DDD), CQRS, and Backend-for-Frontend (BFF) architecture.
• Experience with Azure Service Bus, Cosmos DB, MediatR, and FluentValidation.
• Experience with Azure App Service, API Management (APIM), Key Vault, and Managed Identity.
• Familiarity with Terraform, GitHub Actions, and Application Insights.
• Understanding of CI/CD pipelines, deployment processes, monitoring, and production support.
• Experience leading or coordinating a small development team or external vendor.
• Ability to explain architectural decisions, conduct code reviews, and enforce engineering standards.
• Strong ownership, communication, problem-solving, and stakeholder management skills.
• Mortgage, banking, or financial services domain experience.
• Experience in regulated environments involving AFM/DNB requirements.
• Monorepo experience and Contentful CMS.
• SonarCloud, CodeQL, Playwright, and end-to-end regression testing.
• ArchiMate, Enterprise Architecture, or BlueDolphin experience.
• Takes initiative and ownership of portal and identity solutions.
• Balances maintainability, performance, quality, and security.
• Communicates effectively with business stakeholders, architects, developers, and vendors.