Skip to content
New Job?Nejo!

Your personal AI career agent

DODoctolib

Software Engineer Java/Kotlin(m/w/x)

Berlin
Full-timeWith Home OfficeExperienced
AI/ML

Designing OIDC authentication flows on Keycloak and leading large-scale migrations with zero downtime. 4+ years backend experience with Java/Kotlin and distributed systems required. 28 vacation days, 10 days work abroad, and company health insurance.

Requirements

  • 4+ years software engineering experience
  • Strong backend development skills with Java or Kotlin
  • Experience with distributed systems
  • Willingness to learn Ruby on Rails
  • Willingness to work on frontend development with React
  • User-first mindset
  • Build products focused on value
  • Secure, well-tested, pragmatic code
  • Proactive, curious, collaborative
  • Eager to learn
  • Integrate AI into daily workflow
  • Fluent in English
  • German is a plus

Tasks

  • Develop and maintain secure authentication services
  • Design modern OIDC authentication flows on Keycloak
  • Lead large-scale authentication migrations with zero downtime
  • Build high-performance backend features using Java/Kotlin
  • Work with event-driven architectures using Kafka
  • Collaborate with product managers and designers
  • Contribute to frontend implementations using React
  • Continuously improve engineering practices and code quality
  • Enhance system reliability and security

Work Experience

  • 4 years

Education

  • Vocational certificationOR
  • Bachelor's degreeOR
  • Master's degree

Languages

  • EnglishFluent
  • GermanBasic

Tools & Technologies

  • Java
  • Kotlin
  • Ruby on Rails
  • React
  • AI

Benefits

Public Transport Subsidies

  • Deutschlandticket

More Vacation Days

  • Additional vacation day per year

Workation & Sabbatical

  • 10 days work from abroad per year

Healthcare & Fitness

  • Company health insurance with supplementary benefits
  • Subsidized sports membership

Retirement Plans

  • Company pension scheme with employer subsidy

Generous Parental Leave

  • Parental leave

Competitive Pay

  • Employee value sharing plan

Mental Health Support

  • Mental health and coaching services

Flexible Working

  • Flexible workplace policy

Snacks & Drinks

  • Healthy snacks
  • Breakfast buffet

Free or Subsidized Food

  • Subsidized meal benefit

Family Support

  • Caregiver and disability support package

Other Benefits

  • Relocation support

Modern Equipment

  • Access to AI tools for coding

Learning & Development

  • Dedicated training
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of Doctolib and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.

  • Deutsche Bank

    Senior Java/Kotlin Engineer(m/w/x)

    Full-time/Part-timeWith HomeofficeSenior
    Berlin
  • SAP

    Senior Backend Developer - Java/Kotlin(m/w/x)

    Full-timeWith HomeofficeSenior
    Berlin
  • Beta Systems IAM Software AG

    Senior Software Engineer - Backend(m/w/x)

    Full-timeWith HomeofficeSenior
    Berlin
  • Redcare Pharmacy

    Senior Java Engineer(m/w/x)

    Full-timeWith HomeofficeSenior
    Berlin
  • Friendsurance

    Senior Backend Engineer - Java(m/w/x)

    Full-timeWith HomeofficeSenior
    Berlin
View all 100+ similar jobs

Nejo is an AI – results may be incomplete or contain mistakes