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

Job ID: QTVIS10115

Experience: 5+ Years

Work Mode: Work From Office (WFO)

Employment Type: Full-Time

Notice Period: Immediate Joiners Only

? Job SummaryQloron 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.

? Key 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.

? Required Technical SkillsFrontend Development

- 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.

Identity & Security

- 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.

Backend Development

- 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.

Azure & DevOps

- 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.

Technical Leadership

- 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.

? Positive to Have
- 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.

? Ideal Candidate
- Takes initiative and ownership of portal and identity solutions.
- Balances maintainability, performance, quality, and security.
- Communicates effectively with business stakeholders, architects, developers, and vendors.
- Can work independently and make sound technical decisions.

? How to ApplyInterested and eligible candidates can share their updated resumes at: ? [email protected]

? Website: www.qloron.com

Email Subject: Application – Full-Stack Engineer – QTVIS10115

⚠️ Important: Chennai work-from-office role. Only immediate joiners with 5+ years of relevant experience should apply.

#Hiring #DotNetDeveloper #FullStackEngineer #ReactJS #NextJS #TypeScript #Azure #OAuth2 #OIDC #IdentityManagement #EntraID #DevOps #ChennaiJobs #ImmediateJoiners #QloronTechnology

📌 Full-Stack Engineer – .NET + React / Next.js + TypeScript (Chennai)
🏢 Qloron
📍 Chennai