Senior Backend Engineer, AdTech (m/f/d) at Redcare Pharmacy | Berlin, DEU | Rezi

Senior Backend Engineer, AdTech (m/f/d) at Redcare Pharmacy

Senior Backend Engineer, AdTech (m/f/d)

Redcare Pharmacy · Berlin, DEU

1 months ago

Senior Backend Engineer, AdTech (m/f/d)

Redcare Pharmacy · Berlin, DEU

a month ago
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About the Role

Shape and evolve our AdTech platform by operating backend services for advertising products, focusing on scalable architecture, engineering best practices, and performance optimization. Serve as a technical leader, collaborating with cross-functional teams and stakeholders to deliver high-performance advertising solutions and enable the growth of our Retail Media ecosystem.

Responsibilities

  • Design, develop, and maintain scalable backend services and APIs supporting retail media products.
  • Build and operate distributed systems that process large volumes of advertising, campaign, auction, and analytics data.
  • Develop low-latency, highly available services for ad serving, targeting, bidding, and campaign execution.
  • Optimize real-time and high-throughput data systems, integrating with MongoDB, Redis, and Algolia.
  • Work with BullMQ and RabbitMQ for reliable message queueing across distributed services.
  • Ensure software quality through automated tests (TDD/BDD preferred).
  • Design and implement distributed caching strategies, cache invalidation mechanisms, and performance optimizations.
  • Ensure systems meet reliability, performance, scalability, and security requirements.

Requirements

  • Experience building products in Retail Media, AdTech, MarTech, E-commerce, Search, or Recommendation systems.
  • Demonstrate seniority through ownership, technical excellence, proactive problem-solving, and the ability to independently drive initiatives from concept to production.
  • Hands-on experience building Ad Serving Platforms, Campaign Management Systems, Search Advertising Solutions, Auction or Bidding Systems, Attribution and Reporting Platforms.
  • Strong software engineering principles including Object-Oriented Design, SOLID Principles, Design Patterns, Testing Strategies, API Design.
  • Experience building and operating cloud-native applications on AWS, GCP, or Azure.
  • Practical experience with Infrastructure as Code (IaC), CI/CD pipelines, and automated deployment practices.
  • Well-versed in security best practices, including authentication and authorization (OAuth2, JWT), encryption, secrets management, and secure software development practices.
  • Experience working with monitoring, logging, tracing, and alerting solutions.
  • Strong DevOps mindset and ownership of software throughout its lifecycle.

Skills

  • Node.js
  • TypeScript
  • Koa.js
  • NestJS
  • MongoDB
  • Redis
  • BullMQ
  • RabbitMQ
  • Algolia
  • Docker
  • Kubernetes
  • GKE
  • CI/CD
  • CircleCI
  • ArgoCD
  • Google Cloud
  • React
  • Next.js
  • Object-Oriented Design
  • SOLID Principles
  • Design Patterns
  • Testing Strategies
  • API Design
  • Infrastructure as Code (IaC)
  • OAuth2
  • JWT

Location

  • Remote

Work Type

  • Full-time

Experience Level

  • Senior

About the Company

  • Europe’s No.1 e-pharmacy, powered by passionate teams and cutting-edge innovation.
  • Strives to create a healthy, collaborative work environment where every employee feels valued and inspired.
  • Vision: “Until every human has their health”.