Staff Engineer

Stack

Responsibilities

• ▹Drive the technical vision and architecture for Wolt's AdTech and Promotions platforms, ensuring they are scalable, reliable and high-performing.
• ▹Provide technical leadership across multiple teams and projects, bringing architectural consistency to complex, large-scale systems.
• ▹Work across the end-to-end domain, contributing to backend services, data pipelines and advertiser-facing tools.
• ▹Design and evolve systems that support campaign execution, targeting, ranking, allocation and reporting in real-time or near real-time.
• ▹Partner with engineering, product and data stakeholders to align priorities and manage trade-offs in a revenue-driven environment.
• ▹Lead large cross-team projects, guiding them from concept to rollout across multiple regions and time zones.
• ▹Ensure strong operational excellence, including observability, reliability and incident readiness for revenue-critical systems.
• ▹Promote best engineering practices and mentor engineers across teams.
• ▹Act as a bridge between technical and non-technical colleagues.
• ▹Contribute to the technical roadmaps of the AdTech and Promotions platforms, collaborating with other senior engineers.

Requirements

• ▹Proven track record designing and scaling large distributed systems in production environments.
• ▹Strong understanding of system architecture, scalability, reliability and performance optimization.
• ▹Experience working with data-intensive and real-time or near real-time systems.
• ▹Ability to adapt quickly to new technologies and languages; most services are written in Kotlin and Go, but a language-agnostic mindset is expected.
• ▹Ability to dive quickly into new domains and navigate complex system interactions.
• ▹Familiarity with modern cloud-native tools and data systems such as Kubernetes, Kafka and MongoDB.
• ▹Strong communicator able to influence, align and build consensus across diverse teams and stakeholders.
• ▹Comfortable working in a global environment across US and international teams.
• ▹Skilled at translating complex technical decisions into clear direction for technical and non-technical audiences.
• ▹Experience mentoring and coaching engineers, helping raise the technical bar across teams.

Nice to have

• ▹Familiarity with AdTech concepts such as targeting, ranking, attribution or experimentation is a strong plus.

Soft skills

About the company

Wolt builds technology that brings joy, simplicity and earnings to neighborhoods around the world. Founded in 2014 with restaurant food delivery, it now operates in over 500 cities across 30 countries and joined forces with DoorDash in 2022. The role is based in London.