Staff Engineer - Tech Lead (All Genders)

As part of its strategic platform evolution, Dailymotion is strengthening its Core Platform team with a Staff Engineer - Technical Lead role. You will lead the technical strategy and execution for internal tools migration and legacy system transition, playing a critical role in our transformation from monolithic to cloud‑native microservices architecture.

You’ll architect and maintain critical platform components while leading a dedicated squad focused on internal tooling migration. Your mission is to ensure seamless transition of internal systems, minimize disruption to internal teams, and establish migration patterns that can be replicated across the organization. Working closely with Product teams, DevOps, QA and internal stakeholders, you’ll drive the technical vision for legacy modernization while mentoring engineers and enabling organizational‑wide transformation.

You’ll be joining our strategic transformation program to modernize our platform, specifically leading the internal migration workstream that serves as the foundation for our entire technical evolution.

Key Responsibilities

Technical Leadership

• Define and drive technical strategy for internal tools migration and legacy system transition
• Lead architecture decisions for internal API migration and system modernization
• Design migration patterns, frameworks, and tools that can be reused across the organization
• Establish technical standards and best practices for legacy system decommissioning

Squad Leadership

• Lead and mentor a squad of backend engineers focused on internal migration
• Collaborate with other squad leads to ensure cohesive platform evolution
• Drive technical decision‑making and resolve complex architectural challenges
• Foster a culture of technical excellence and continuous improvement

Migration & Modernization

• Design and execute comprehensive migration strategies for internal tools and systems
• Build compatibility layers and transition bridges for critical internal services
• Coordinate with internal teams to minimize disruption during migration phasesLead legacy system assessment, prioritization, and decommissioning activities

Cross‑functional Collaboration

• Partner with Product teams to understand internal tooling requirements
• Work closely with other Technical Leads to ensure platform coherence
• Collaborate with DevOps and SRE teams on infrastructure transition
• Provide technical guidance and support to internal teams during migration

Technologies

• Languages: Python, PHP
• Messaging: RabbitMQ, Celery, NSQ
• Databases: Elasticsearch, MySQL, MongoDB
• APIs: GraphQL, aioHTTP, OpenAPI, FastAPI
• Authentication: OAuth, JWT, RBAC systems
• Infrastructure: Docker, Kubernetes, Jenkins
• Security & Config: Vault
• Observability: Datadog, distributed tracing tools

Additional Information

Location: Issy Les Moulineaux, possible remote format

Start Date: Jan 2026

Contract Type: Permanent

• Saving Plan Canal +
• Paternity leave or Coparental leave extended
• Living Employee Culture (Events/Trainings/Parties/All hands,…)
• Career development support (training/internal mobility/compensation cycle/360 feedback review …)
• High‑end Health Insurance and Personal Services Vouchers (CESU)
• Paid Time off – RTT and Saving time plan (CET)
• Meal Vouchers – Public Transport and Bike refund
• European Economic and Social Committee (sport membership/cinemas vouchers/gift vouchers/discount)
• Fitness Subscription thanks to our partnership with Gymlib

RequiredProfessional English proficiency is mandatory for this roleExtensive years of backend engineering experience with Python and PHPSome years in technical leadership roles, leading engineering teams or complex projectsProven experience in large‑scale system migration and legacy modernization projectsDeep understanding of microservices architecture and distributed systems designStrong expertise in API design patterns, RESTful services, and backward compatibilityExperience with authentication/authorization systems (OAuth, JWT, RBAC)Experience with database migration strategies and data modelingStrong system architecture and technical decision‑making capabilitiesPreferredExperience leading internal tooling or developer productivity initiativesKnowledge of enterprise integration patterns and legacy system modernizationExperience with change management in technical organizationsUnderstanding of API Gateway patterns and service mesh architecturesExperience with observability and monitoring in distributed systemsBackground in technical program management or technical strategyExperience working with cross‑functional teams and stakeholder managementLeadership and Soft SkillsStrong technical leadership and mentoring capabilitiesExcellent communication skills - able to influence technical and non‑technical stakeholdersStrategic thinking and ability to balance short‑term delivery with long‑term visionProblem‑solving expertise in complex, ambiguous technical environmentsChange management skills and experience leading organizational transformationOutstanding organizational skills and ability to manage multiple complex initiativesStrong level of written/verbal English