Senior Backend Engineer — Core Components

New
Fully remote (France only) or Paris-basedFull-TimeSenior
Salary€60k-€75k per year
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Job Details

Languages
Fluent in French
Experience
5+ years
Required Skills
AWSDockerGraphQLPHPPythonElasticSearchGCPKubernetesMongoDBMySQLOAuthRabbitmqGoRESTful APIsDatadogHelm

Requirements

  • 5+ years of backend engineering experience building and operating production systems at scale
  • Polyglot engineering mindset: worked with multiple languages (e.g., Python, Go, PHP, Java, TypeScript)
  • Strong backend fundamentals: API design (REST, GraphQL), authentication/authorization, distributed systems, async processing, and queueing systems
  • Hands-on experience with AI-assisted development workflows
  • Database expertise across relational and NoSQL systems: data modeling, query optimization, and operational trade-offs
  • Cloud & infrastructure fluency: (AWS, GCP, or Azure) with hands-on experience in containerized environments (Docker, Kubernetes)
  • Architectural judgment: dissect a legacy system, identify what matters, and design a pragmatic path forward
  • Ownership & communication: drive topics end-to-end and communicate clearly with both engineers and non-technical stakeholders
  • Fluent in French (Mandatory)

Responsibilities

  • Build and own critical infrastructure: Take full ownership of our administration BFF, async task orchestration platform, and scale our feature flipping system.
  • Drive technical modernization: Dissect legacy architectures and craft pragmatic modernization strategies, shaping the technical roadmap.
  • Leverage cutting-edge tools and practices: Use AI-powered development tools (GitHub Copilot, Claude, ChatGPT) to accelerate delivery.
  • Elevate engineering standards through thoughtful code reviews, testing strategies, clean documentation, and active knowledge sharing.
  • Enable and empower teams: Support engineers across the organization by providing expert guidance on administration API, task orchestration, logging systems, and feature management.
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€60k-€75k per year
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