Senior Full-Stack Data Engineer (C# & Node.js & React.js) A distance Temps plein

Notre client :

A global product company in the cybersecurity domain, focused on helping organizations identify and reduce risks across modern IT environments.

Vos tâches :

• Develop and maintain C# backend services, including testing, production troubleshooting and performance optimization
• Build and maintain the React front end and the GraphQL API backed by Node.js and Hapi.js
• Develop and optimize the TypeScript data access layer, keeping control over generated SQL and performance-critical behavior
• Design and evolve Microsoft SQL Server schemas, indexes and queries, diagnosing bottlenecks through execution plan analysis
• Build and maintain data ingestion and ETL pipelines with attention to data correctness, failure handling and latency
• Own feature delivery from design through production across ingestion, backend logic and the customer-facing UI
• Investigate customer-reported issues across the stack and carry fixes through verification
• Participate in technical customer meetings, clarifying requirements and explaining findings and trade-offs
• Review code and mentor engineers on the team
• Improve automated testing, CI/CD, observability and overall system performance

Expérience et compétences requises :

• 8+ years of professional software engineering experience, with substantial recent hands-on full-stack work in production
• Strong practical experience developing and maintaining C# backend services in production
• Proven track record of delivering and maintaining production TypeScript applications across frontend, backend and data processing
• Strong practical experience with React in production applications
• Strong practical experience with Node.js backend development
• Hands-on experience designing and maintaining GraphQL APIs
• Proven expertise in Microsoft SQL Server, including schema design, indexing, query performance analysis and tuning
• Hands-on experience building and troubleshooting data ingestion, ETL or streaming pipelines
• Hands-on experience working with event-level datasets
• Proven ability to investigate issues across application and database layers and carry fixes through verification
• Proven ability to clarify requirements, discuss technical trade-offs and communicate findings to colleagues and customers
• English – Upper-Intermediate

Ce serait un plus :

• Experience with real-time processing frameworks
• Experience working in cloud environments
• Hands-on experience with Docker or Kubernetes
• Familiarity with Active Directory or Microsoft Entra ID
• Understanding of identity security concepts

Conditions de travail

Semaine de travail de 5 jours, journée de travail de 8 heures ;

Travail à distance.