Senior Software Engineer H/F Vestiaire Collective

- Design and build scalable, high-performance backend services and APIs that handle tens of millions of requests daily.
- Drive architecture decisions by contributing to technical design sessions and delivering clean, maintainable, long-term solutions.
- Modernize the platform by leading the migration from our PHP monolith to Go-based microservices and defining bounded contexts.
- Collaborate cross-functionally with Product, Design, Data, and iOS/Android/Web engineers to deliver features that enhance user experience and personalization.
- Ensure system reliability by implementing strong observability practices, including monitoring, logging, and alerting, while addressing performance bottlenecks.
- Own the full delivery cycle, from technical design and implementation to deployment and production monitoring.
- Uphold high engineering standards through thoughtful code reviews, mentorship, and precise documentation.
- Continuously improve system performance, reliability, and the overall developer experience.

Who you are

- Technical expertise: Mastery in either PHP or Go, with at least 5 years of experience in your primary language. Deep expertise in one is essential; experience in both is a plus.
- Architectural vision: Strong understanding of microservices architecture, distributed systems principles, and scalable design patterns.
- Proven builder: Track record of building and maintaining production systems that handle significant traffic and large data volumes.
- System design and code quality: Skilled in designing scalable, maintainable systems and writing clean, well-tested, efficient code following best practices (SOLID, DDD, Hexagonal Architecture, etc.).
- Problem solver: Analytical mindset with meticulous attention to detail when debugging complex distributed systems.
- Product-minded engineer: Appreciation for how technical decisions impact user experience, and ability to translate business requirements into technical solutions.
- Strong collaborator: Excellent communicator, able to articulate technical concepts clearly, defend your proposals with evidence, and stay open to team input.
- Autonomous and accountable: You take full ownership of your code and architecture, from design to delivery, and drive initiatives with minimal supervision.

Our Tech Stacks includes: Languages: PHP, GoApplication Framework: SymfonyData & MessagingDatabases: MySQL/MariaDB, MongoDBCaching: Redis, MemcachedMessage Queuing & Streaming: RabbitMQ, Amazon SQS, KafkaInfrastructure & DevOps: AWS, Docker, Terraform, GitHubDocumentation & Project Management: Jira, Swagger/OpenAPIObservability: Data Dog, Grafana
What we offer
A meaningful job with an impact on the way people consume fashion and promote sustainabilityThe opportunity to do career-defining work in a fast-growing French-born scale upThe possibility to work as part of a globally diverse team with more than 50 nationalitiesTwo days to help Project - reinforcing your activist journey and volunteer for an associationSignificant investment in your learning and growthCompetitive compensation and benefits packageAs full member of our entrepreneurial project, you will be eligible to free shares
Research indicates thatpeople from underrepresented backgrounds-including women, people with disabilities, andother marginalized communities-often hesitate to apply for roles unless they meet every single requirement.
At Vestiaire Collective, we believe that talent comes in many forms, and we're committed to creating an inclusive environment where everyone can thrive. Your unique perspective could be exactly what our team needs, so we encourage you to apply even if you don't tick every box.
Vestiaire Collective is an equal opportunities employer
Beware of ScamsVestiaire Collective only contacts candidates via official emails ending ****@****.** or . We never use WhatsApp, Telegram, or similar apps for job offers, nor will we ever request payments or banking details.If you receive a suspicious message, please report it toWe may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.