Senior Fullstack Engineer

Babbel

Berlin, Germany

We are looking for a Senior Fullstack Engineer to join our office in Berlin!

Your mission will be to build software integrations for Enterprise applications and ensure a seamless experience for our B2B customers and their learners. As a Senior Fullstack Engineer, you will play a crucial role in making our products enterprise-ready. Your primary responsibility will be to design, develop, and maintain integration components for enterprise customers, focusing on technologies such as Ruby on Rails, NodeJS, React, MySQL, DinamoDB and AWS solutions. You will join a cross-functional team to work together with the Engineering Manager, Product Manager, and other team members from different disciplines while having the autonomy and accountability to drive the organization forward, acting as a technical leader and mentor within the team.

You will:

Deliver value iteratively by building and maintaining high-quality apps, services, and tools
Take on the technical leadership for the development of your team's initiatives
Lead or contribute to architectural design decisions and constantly propose improvements to the overall architecture
Support less experienced engineers in the team (and other teams) in their professional growth
Collaborate with other teams on feature design, architectural decisions, and assessing technical debt
Ensure maintainability, security, and scalability of our software components
Take an active role in shaping product development and evolution
React, troubleshoot, and solve operational events (bugs and incidents)
Focus on continuous learning and improvement and drive the evolution of our engineering practices.
Deliver high-quality technical documentation and technical design documents

You have:

You're comfortable working with both front-end and back-end languages
Experience in designing and building scalable systems and high-performance applications
Experience building applications using Ruby/Ruby on Rails/NodeJS or similar
Experience working with modern front-end stacks and libraries such as React, VueJS, and EcmaScript
Experience with SQL and NoSQL databases (like MySQL, Postgres, AWS DynamoDB)
Strong knowledge of RESTful API design and third-party API integrations
Strong understanding of distributed systems and event-driven architecture
Knowledge of analyzing metrics about system health and performance (for example DataDog, CloudWatch, PagerDuty, Rollbar)
Experience in using AWS (ECS, API Gateway, Kinesis, Lambda, CloudWatch, S3)
Testing experience on different levels: unit, integration, etc.
Strong desire to learn new things and share knowledge with others
Experience in mentoring other engineers