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Babbel
19d ago

Senior Fullstack Engineer with Go(m/w/x)

Berlin
Full-timeOn-siteSenior

Description

As a Senior Fullstack Engineer, you will play a key role in building backend systems and APIs that enhance user engagement for language learners. Your work will involve collaboration with cross-functional teams to deliver seamless experiences and optimize system performance.

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Requirements

  • •5+ years of backend development experience
  • •Strong expertise in Go and TypeScript/Node.js
  • •AWS proficiency with Lambda and serverless architectures
  • •Database expertise with SQL and NoSQL systems
  • •API design experience with RESTful services
  • •Frontend awareness with React and TypeScript
  • •Testing mindset with experience across multiple testing levels
  • •System design skills for engagement and personalization features
  • •Excellent English communication skills
  • •User-focused approach understanding backend decisions
  • •Ability to work in English

Work Experience

5 years

Tasks

  • •Architect and build robust backend systems using Go and TypeScript
  • •Design and implement APIs for progress visualization and motivational features
  • •Develop serverless solutions with AWS Lambda and other cloud services
  • •Support frontend development by contributing to React/TypeScript features
  • •Collaborate with product managers, designers, and platform engineers on technical architecture
  • •Own database design and optimization for SQL and NoSQL systems
  • •Drive testing practices across unit, integration, contract, and E2E levels
  • •Monitor and optimize system performance and infrastructure reliability
  • •Balance technical debt with delivery speed while ensuring high-quality backend systems

Tools & Technologies

GoTypeScriptNode.jsAWSLambdaSQLNoSQLReact

Languages

English – Business Fluent

Benefits

Flexible Working

  • •Flexible working hours

More Vacation Days

  • •30 vacation days

Family Support

  • •Family and life situation counseling

Learning & Development

  • •Internal learning opportunities
  • •Yearly learning & development budget

Other Benefits

  • •Free access to Babbel

Parking & Commuter Benefits

  • •Mobility benefits options

Corporate Discounts

  • •Discounted Urban Sports Club membership

Social Impact

  • •Participation in DE&I Community Networks

Team Events

  • •Cultural and social events
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