Sr. Full stack Developer (ReactJS+ .Net+ Sitecore CMS)

iLink Digital; Chennai; On-site; INR 1,674,000 - 2,455,200; Full time

Job summary

A technology firm in Chennai is seeking a Senior Full Stack Developer to design and deliver scalable web applications. The ideal candidate will have extensive experience in ReactJS, C#/.NET, and Sitecore. Responsibilities include leading CMS implementations, ensuring best coding practices, and mentoring junior developers. Applicants should have strong SQL Server experience and familiarity with cloud services and DevOps practices. This is a key role requiring both technical and leadership capabilities.

Qualifications

• 5+ years of experience in ReactJS.
• 8 to 10 years in C# and .NET Framework.
• 4 to 5 years with Sitecore.

Responsibilities

• Design, develop, and maintain full-stack web applications.
• Lead Sitecore CMS implementations and integrations.
• Ensure CI/CD pipeline readiness and deployments.

Skills

ReactJS

C#

ASP.NET

Sitecore

SQL Server

Tools

AWS

Azure

Docker

Job description

Sr. Full stack Developer (ReactJS+ .Net+ Sitecore CMS)

We are looking for an experienced Senior Full Stack Developer with strong expertise in ReactJS, C#/.NET, and Sitecore. The ideal candidate will have a proven track record of designing and delivering scalable, high‑performance web applications, and hands‑on experience in Sitecore‑based digital experience platforms.

This role requires a mix of technical leadership, architecture understanding, and hands‑on development across frontend, backend, and CMS layers.

Key Responsibilities

• Design, develop, and maintain full‑stack web applications using ReactJS and .NET.
• Lead and contribute to Sitecore CMS implementations, including content modelling, personalization, and integrations.
• Work on headless CMS architecture integrating Sitecore with React.
• Architect and build scalable, secure, and high‑performing solutions.
• Collaborate with cross‑functional teams (UI/UX, QA, DevOps, Product).
• Drive best practices in coding, performance, security, and maintainability.
• Mentor junior and mid‑level developers; conduct code reviews.
• Troubleshoot and resolve production issues and performance bottlenecks.
• Ensure CI/CD pipeline readiness and smooth deployments.

Technical Skills

• Strong expertise in C#, ASP.NET, Web APIs.
• Solid understanding of design patterns and clean architecture.
• Experience with authentication/authorization (JWT, OAuth).
• Deep expertise in ReactJS.
• REST API integration, performance optimization.
• Hands‑on experience with Sitecore 9/10+.
• Sitecore pipelines, personalization, analytics, and headless/JSS.
• Helix architecture principles.
• Solr search integration.
• SQL Server – query optimization, performance tuning, stored procedures, indexing strategies.

Experience Requirements (Mandatory)

• ReactJS – 5+ years.
• C#, .NET Framework – 8 to 10 years.
• Sitecore – 4 to 5 years.
• Strong experience with SQL Server.

DevOps & Cloud (Good to Have)

• AWS (EC2, S3, RDS, Lambda).
• Azure (App Services, Azure SQL, DevOps pipelines).
• Containerization (Docker).
• Design end‑to‑end solutions.
• Headless CMS + SPA architecture.
• Problem‑solving and debugging skills.
• Technical decision making and trade‑offs.
• High‑traffic production systems.

Soft Skills

• Strong communication and stakeholder management.
• Translate business requirements into technical solutions.
• Mentorship and team collaboration.
• Ownership mindset and accountability.

Nice to Have

• Sitecore XM Cloud.
• Sitecore Certification.
• Performance optimization and caching strategies.