CareerPlanSign in

Lead Developer - Architecte Backend Cloud H/F

Yvelines, Ile-de-France💼 Full-time🗓 2026-04-08 → 2026-08-07

Core

Leading the transformation of a critical legacy application into a scalable, cloud-native backend architecture while managing a hybrid environment.

Role type

Senior Backend Architect & Lead Developer

Builds

Scalable cloud-native backend services, data migration pipelines, and optimized database systems.

Domain

Enterprise software modernization, Cloud Infrastructure, Distributed Systems

Deliverable

production ML models | product features | infrastructure

Required skills

.NET development, PostgreSQL optimization, Kubernetes orchestration, Microservices architecture, Technical leadership, Performance tuning, Legacy system refactoring, Cloud-native design, Incident management, Code review standards

Preferred skills

PHP/Symfony knowledge, React collaboration, Helm proficiency, SLO definition

Technologies

.NET, PostgreSQL, Kubernetes, Helm, PHP, Symfony, React

Responsibilities

Design and evolve the backend architecture based on .NET, Rationalize existing systems (PHP/Symfony), Participate in structural choices (microservices, data flows), Pilot the Oracle to PostgreSQL migration, Optimize data models and complex queries, Diagnose and resolve performance issues, Design cloud-native services (containers, Kubernetes), Implement observability (logs, metrics, traces), Mentor developers and define quality standards

Seniority

Senior, hands-on IC with leadership

Sourced via adzuna · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.