Sitecore Support Engineer Senior

Application Support Engineer Senior Requirements: Must have: Senior experience in application support for cloud‑native, microservices‑based applications Strong background in C# and .NET Framework 3.5 and above, .NET Core Experience supporting Java‑based backend services Experience with containerized environments, Docker, Kubernetes Strong knowledge of AWS microservices architectures Experience with cloud integration and data services, AppSync, DocumentDB Experience supporting Sitecore platforms, including Sitecore XM Cloud Experience supporting frontend deployments on Vercel Working knowledge of AngularJS for frontend issue analysis and collaboration Experience performing end‑to‑end troubleshooting across frontend, backend, and infrastructure Experience monitoring distributed systems and analyzing application performance Ability to validate deployments and ensure post‑release stability Experience working in 24x7 production support environments Strong analytical, problem‑solving, and communication skills Responsibilities: Provide 24x7 production support for business‑critical applications Resolve incidents and perform root cause analysis across frontend, backend, and infrastructure Fulfill service requests and provide application configuration support Monitor application health and performance in distributed, cloud‑native systems Validate deployments and perform post‑release stability checks Execute proactive health checks to prevent outages and performance degradation Troubleshoot APIs, microservices, and cloud integrations Support Sitecore XM Cloud applications and related services Support frontend hosting and deployment issues on Vercel Analyze logs, metrics, and system behavior to identify issues Collaborate with development, platform, and infrastructure teams during incidents Maintain operational documentation, runbooks, and knowledge articles Propose and implement improvements and minor application enhancements Contribute to continuous improvement of support processes and service reliability Required Languages Advanced English 80-95% Location Mexico/Bogotá and surroundings (Hybrid), Rest of Colombia (Remote)