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Backend Team Lead

PolandHybridLead

Warsaw, Poland (hybrid)

We’re looking for an experienced, highly motivated Backend Team Lead to join our Ads group and lead a team of talented senior backend developers responsible for developing and maintaining a high-traffic, low latency microservices-based system.

Responsibilities

  • Lead, mentor, manage and inspire a diverse agile team of backend developers across different locations, alongside hands-on coding

  • Actively participate in the design, development, and maintenance of backend systems and applications while analyzing business requirements to create scalable, high-performing, and testable solutions

  • Collaborate closely with product managers, client developers, scrum masters, and other stakeholders to deliver high-quality solutions

  • Effectively manage and integrate the contributions of a full-stack web developer within the backend team’s scope.

Requirements

  • At least 3 years of experience as a team leader

  • At least 8 years of hands-on experience in server-side development

  • At least 2 years of hands-on experience with Go lang

  • Proven experience in developing large-scale systems using cloud services and NoSQL databases (such as GCP orand AWS, Couchbase) 

  • Experience with microservices architecture, Docker, and container orchestration (e.g., Kubernetes) & CI/CD

  • Experience with Agile methodology

  • Ability to quickly understand complex systems and drive solutions.

  • Fluent in written and spoken English

  • Excellent spoken and written communication skills

Advantages

  • Direct experience with Ad Tech platforms (DSPs, SSPs, Ad Exchanges).

  • Experience with Vue.js or similar frontend frameworks

  • Experience with Java

  • Familiarity with observability tools and practices.

  • Experience working with remote teams

  • Advanced knowledge of unit testing frameworks and mocking

  • B.Sc. in Computer Science or equivalent

Published on: 5/8/2026

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