Backend Team Lead

Rakuten Viber

Warszawa

On-site

PLN 150,000 - 200,000

Full time

14 days+

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Job summary

A leading messaging platform in Poland is seeking an experienced Backend Team Lead to join their Ads group. This role involves managing a talented team of backend developers, participating in backend system design and development, and ensuring high-quality solutions are delivered. The ideal candidate will possess extensive experience in server-side development, team leadership, and cloud services, particularly with Go lang. The work environment supports innovation and teamwork, offering opportunities for professional growth.

Qualifications

3+ years of experience as a team leader.
8+ years of experience in server-side development.
2+ years of hands-on experience with Go lang.
Experience in developing large-scale systems using cloud services.
Familiarity with microservices architecture and CI/CD processes.
Strong communication skills in English.

Responsibilities

Lead and manage a diverse agile team of backend developers.
Participate in design and development of backend systems.
Collaborate with product managers and other stakeholders.
Integrate contributions from full-stack developers.

Skills

Team leadership

Server-side development

Go lang

Cloud services

NoSQL databases

Microservices architecture

Docker

Kubernetes

CI/CD

Agile methodology

English fluency

Communication skills

Education

B.Sc. in Computer Science or equivalent

Tools

Docker

Kubernetes

Job description

Overview

Rakuten Viber is one of the most popular and downloaded apps in the world. Working with us provides a unique opportunity to influence hundreds of millions of our users and to be part of the journey that makes us a super-app. Our mission is to make people’s lives easier by enabling meaningful connections, from precious moments with family and friends, through managing business relationships to pursuing their passions. We are a global team of engineers dedicated to creating the best tools to ensure safe, convenient communication for millions of users worldwide. Our culture is built on innovation, teamwork, and a commitment to excellence. 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 or 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