Core Support - Full Stack Engineer (.Net, JS, React)

Luxoft; Pune District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Luxoft is seeking a Senior Full Stack Support Engineer to own incident lifecycle, from triage to restoration, across UI, API, and data layers. You will coordinate with App Dev, DevOps, and security teams to diagnose issues, perform root-cause analysis, and implement fixes. Strong communication and hands-on observability tools are essential.

The role emphasizes platform and stack awareness, troubleshooting expertise, and participation in postmortems to drive ongoing process improvements.

Qualifications

• Bachelor's degree in computer science, information technology, or related field is required.
• Proficiency with GraphQL (server and client) and advanced .NET Core API design.
• 5+ years of experience supporting web applications.
• 3+ years of experience with JavaScript and React (v18+).
• Experience with software packaging and release management using GitHub.
• Strong written and verbal communication; ability to triage and analyze production incidents.

Responsibilities

• Triage and take ownership of incidents, prioritizing alerts and tickets.
• Troubleshoot and restore services across UI, backend, APIs, data, and infra layers.
• Collaborate with App Dev, DevOps, DB, Network, Security, QA, and vendors to resolve issues.
• Maintain platform and application stack awareness with runbooks and dependency diagrams.
• Contribute to automation, alert tuning, and post-incident reviews for continuous improvement.

Skills

GraphQL

.NET Core API

React

GitHub

Communication

Triage

Education

Bachelor's degree in Computer Science/IT

Tools

Datadog

Grafana

Docker

Kubernetes

CI/CD

Job description

Project description

As a Senior Full Stack Support Engineer, you will be responsible for Eyes on glass Monitoring, Triage & Incident Ownership, Troubleshooting & Restoration, Cross-Team Collaboration, Platform & Application Stack Awareness and Service Quality & Process Excellence.

Responsibilities

• Triage & Incident Ownershipo Perform rapid intake, triage, and prioritization of alerts, tickets, and incidents.o Act as Incident Owner during high-severity events, ensuring clear communication, timely updates, and swift restoration of service.o Maintain accurate, real-time incident timelines and post-incident documentation.
• Troubleshooting & Restorationo Execute root-cause isolation across application, middleware, APIs, data, and infrastructure layers.o Use observability/monitoring tools (e.g., Kibana, Dynatrace, CloudWatch, Grafana) to correlate logs, metrics, and traces; identify anomalies, performance bottlenecks, and failure patterns.o Perform targeted mitigations, rollbacks, config fixes, and coordinate hotfixes to restore service quickly.
• Cross-Team Collaborationo Engage with App Dev, DevOps, Database, Network, Security, QA, and vendor partners to drive efficient problem resolution.o Provide clear technical context, hypothesis-driven analysis, and evidence from monitoring tools to accelerate fixes.o Facilitate postmortems and continuous improvement actions.
• Platform & Application Stack Awarenesso Identify and recognize the application stack (UI-frontend, backend services, APIs, queues, databases, caches, containers, orchestration, networking) for each impacted service to quickly isolate the source of issues.o Maintain runbooks, service maps, and dependency diagrams to speed up diagnosis.
• Service Quality & Process Excellenceo Contribute to automation and self-healing routines (alert tuning, auto-remediation, playbooks).o Recommend monitoring gaps to improve observability

SKILLS

Must have

• Bachelor's degree in computer science/information technology or related field
• GraphQL (server + client)
• 5+ years of experience in support of web applications, Advanced .NET Core API design.
• 3+ years of experience in supporting JavaScript with React v18+ with modern patterns or equivalent experience
• Software packaging and software release management using GitHub
• Effective Communication (verbal + written)
• Excel at triage or analysis of situations for production support

Nice to have

• HTML, JavaScript, CSS
• Git/GitHub Code Repositories
• Datadog / Grafana (observability)
• Docker / Kubernetes basics
• Distributed system architecture
• GitHub Actions / Advanced CI/CD