Berlin, DE

Principal Engineer (Collaboration Core)

Engineering

About the team

The Collaboration Core team builds a platform for real-time collaboration on the whiteboard. 

We develop a collaboration layer on top of which other teams build features. Our focus is on the performance and stability in the face of constant user growth. One of the current goals is holding thousands of online participants for each board session.

Collaboration inside the team is as important as in product, that’s why we pay attention to warm relationships, microclimate, and self-development.

About the role

We’re looking for a Principal Engineer who will help us achieve ambitious goals. We expect you to have a strong software engineering experience, readiness to drive change and experiment in search of the best solution, understanding how to work with big loads, and be able to scale it. Be responsible for the system architecture and design and be willing to take on difficult challenges.

The new team member will help us to design and build the next step for the core part of our product.

What you'll do

  • Will be responsible for transformative changes to our architecture 
  • Improve client-server communication of the real-time collaboration platform
  • Work on performance and scalability of the system
  • Redesign the real time board processing system (application layer)
  • Implement new features in collaboration with other teams

What you’ll need

  • 2+ years of hands-on experience as a Principal-level software engineer
  • 7+ years of experience building robust, high-scale, distributed systems in production environments
  • 5+ years of backend experience. Java ecosystem is preferable, but other languages aren't blockers
  • Ability and openness to learn, fail, reflect and apply learnings moving forward
  • Understanding of high-load architecture and SaaS infrastructure
  • You are highly motivated to develop high-quality solutions quickly and without mentorship

What’s in it for you

  • Stock Option Grant
  • Allowance to facilitate remote working during WFH period
  • Weekly remote team activities to keep the spirits high
  • Opportunity to work for a truly global multicultural team
  • Lunch, snacks and drinks provided when back in the office

Our tech stack

  • Java 11, Spring (+Spring Boot), Hazelcast, Redis, PostgreSQL, TestNG & Mockito
  • TypeScript, WebSocket, Webpack, Canvas API, Redux, React
  • Maven, Git, Jira, Confluence, Bamboo, BitBucket
  • AWS (S3, EC2), Docker, Linux
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