Senior Staff Engineer

We're looking for an experienced Senior Staff Engineer (Backend & Infrastructure) to play a key role within the team. This position offers significant impact across the product, with broad collaboration across ZigZag as we unify our post-purchase and returns products into a single, seamless offering. As we advance this transition, you'll be instrumental in shaping the strategy and enabling teams to execute it effectively across our most critical areas.

You will help define and model best practices, setting clear standards for behaviours, performance, and technical excellence within the backend and infrastructure domains.

Your primary objective will be to drive the development, reliability, and scalability of backend systems and infrastructure, ensuring they effectively support the organisation's ongoing growth.

This role offers a unique opportunity to influence the direction and success of our product and tech team significantly. If you are passionate about leading backend and infrastructure efforts in a dynamic and growing environment, we would love to hear from you.

Key Responsibilities

• Play a pivotal role in developing a coherent technology strategy that aligns with the organization's overall goals and product priorities.
• Ensure that architectural decisions for key product initiatives are in harmony with their objectives.
• Ensure service reliability: Managing incidents, setting & measuring service level objectives, maintaining & evolving recovery plans, evolving application observability & monitoring.
• Implement and oversee quality assurance and security processes and practices on the backend side.
• Oversee and optimize our cloud infrastructure, ensuring resource allocation is balanced, especially during high-peak periods like Black Friday.
• Actively participate in refining engineering processes such as continuous integration/continuous deployment (CI/CD) and code reviews to enhance team productivity, and efficiency, and elevate product quality and security.
• Evaluating relevance to switch from a worker-based approach to an event-driven one
• Pairing with squad developers on day-to-day product work to share knowledge & practices
• Contribute to defining and shaping tech and product initiatives.
• Responding to and troubleshooting unexpected issues that could impact business operations.
• Engage with cross-functional business teams to identify and communicate technical constraints impacting specific use cases.

What We're Looking For

• Deep experience in cloud architecture and infrastructure, ideally within GCP, with Azure or AWS experience also considered.
• Very good understanding of Ruby & Ruby on Rails.
• Fluent in English. Strong French would be advantageous.
• Expertise in managing infrastructure and associated technologies, with an emphasis on scalability and reliability. You have developed strong reflexes to calmly address incidents of various types and impacts
• High willingness and ability to transmit knowledge. Curious and keeping up to date with industry novelties.
• Strong background working across multiple environments and products, with the ability to navigate and optimise complex, distributed systems is a plus.