Lead Full Stack Developer (Front-End / Back-End / React) – Optimizely

Job Title: Lead Full Stack Developer (Front-End / Back-End / React) – Optimizely

Experience: 8+ Years

Location: Trivandrum / Kochi / Remote

Notice Period: Immediate

About the Role:

We are seeking an experienced Full Stack Technical Lead to drive the end-to-end migration of our B2B ecommerce platform from SAP ECC to Optimizely Commerce. The ideal candidate will possess a deep understanding of .NET, React.js, and ecommerce system architecture, with proven experience leading complex migration and integration projects.

This is a hands-on leadership role, requiring technical expertise, architectural vision, and the ability to collaborate across cross-functional teams.

Key Responsibilities:

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  Lead the full migration lifecycle of the B2B platform to Optimizely, from planning and development to deployment.

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  Architect, design, and develop scalable and secure full-stack solutions using .NET Core, React.js, and related technologies.

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  Develop and integrate RESTful APIs to ensure seamless data exchange between SAP ECC and Optimizely.

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  Collaborate with architects, business analysts, QA, and DevOps teams to ensure project alignment and timely delivery.

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  Optimize frontend performance for speed, responsiveness, and cross-browser compatibility.

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  Integrate and manage PIM (Product Information Management) and Spire systems within the ecommerce ecosystem.

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  Establish and maintain CI/CD pipelines using Azure DevOps or GitHub Actions for automated testing and deployment.

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  Provide technical leadership, conduct code reviews, and mentor junior team members.

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  Maintain documentation and ensure adherence to best practices in security, coding, and architecture.

Primary Skills Required:

Front-End (React.js):

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  React.js (Hooks, Context API) – component-driven UI development.

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  JavaScript (ES6+) / TypeScript – clean, scalable codebase management.

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  HTML5 / CSS3 / SASS – responsive and accessible UI design.

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  State Management – Redux / React Query.

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  RESTful API integration and cross-browser compatibility.

Back-End (.NET):

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  .NET Core / C# – developing scalable backend APIs.

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  Entity Framework / LINQ – efficient data access and ORM management.

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  RESTful API design – secure and performant endpoints.

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  Authentication & Authorization – OAuth2, JWT, RBAC.

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  Database Design – SQL Server / PostgreSQL.

Architecture & Integration:

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  Optimizely / EPiServer – strong understanding of CMS & commerce architecture.

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  SAP ECC Integration – knowledge of MARA, KNA1, VBAK data models.

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  Middleware tools – Azure Logic Apps / MuleSoft / Boomi.

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  Microservices Architecture – modular and scalable system design.

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  CI/CD – Azure DevOps, GitHub Actions, Jenkins.

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  Integration with PIM and Spire systems.

Secondary Skills:

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  Frontend frameworks: Material UI / Tailwind CSS / Bootstrap.

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  Backend technologies: GraphQL, RabbitMQ, Azure Service Bus.

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  Containerization: Docker, Kubernetes.

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  Monitoring tools: ELK Stack, Application Insights, Prometheus.

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  Security & compliance: Data encryption, GDPR, secure API design.

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  Testing: Unit, integration, and performance testing awareness.

Domain & Business Knowledge:

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  Strong understanding of B2B ecommerce workflows (catalog, pricing, checkout).

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  Experience in SAP ECC data migration strategies and validation processes.

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  Ability to translate technical architecture into business impact and communicate effectively with stakeholders.

Soft Skills:

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  Proven leadership in cross-functional technical teams.

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  Strong problem-solving, decision-making, and collaboration abilities.

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  Excellent communication and documentation skills.

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  Hands-on experience with Agile methodology, sprint management, and backlog prioritization.