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INInterzero

Product Software Engineer (back end JAVA)(m/w/x)

Köln
Full-timeWith Home OfficeSenior

Designing and implementing Java back ends for a headless, microservice architecture in plastics recycling. 5+ years Java experience and RESTful API design required. Performance-based pay, work-life balance.

Requirements

  • 5+ years of professional Java experience
  • Deep knowledge of RESTful API design
  • Deep knowledge of relational databases
  • Deep knowledge of containerization with Docker
  • Familiarity with frontend technology stack (React/Next.js/TypeScript)
  • Interest in full-stack development
  • Familiarity with GitLab CI/CD
  • Sense for clean architectures
  • Sense for test automation
  • Judgement to choose right pattern
  • Fluent English
  • German language skills (bonus)
  • Collaborative mindset
  • Genuine curiosity about product success
  • Valid EU work permit
  • Based in Germany or nearby EU countries (preferred)

Tasks

  • Collaborate with Product, UX, and Front-End colleagues
  • Design and implement Java back ends
  • Translate business goals into domain models
  • Create reliable services
  • Contribute to a headless, microservice-oriented architecture
  • Develop clean APIs
  • Refine coding standards
  • Champion necessary refactorings
  • Build GitLab pipelines
  • Refine Docker images
  • Optimize workflow engines
  • Eliminate manual steps in development
  • Ensure product performance
  • Partner with front-end teams
  • Provide necessary data and endpoints
  • Enhance user experience
  • Mentor junior engineers
  • Run architecture sessions
  • Lead a small squad
  • Experiment with new Java features
  • Explore cloud services
  • Test new patterns
  • Contribute to faster product development

Work Experience

  • 5 years

Education

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

Languages

  • EnglishFluent
  • GermanBasic

Tools & Technologies

  • Java
  • Spring Boot
  • Hibernate/JPA
  • RESTful API
  • MySQL
  • PostgreSQL
  • Docker
  • React
  • Next.js
  • TypeScript
  • GitLab CI/CD

Benefits

Bonuses & Incentives

  • Performance-based pay

Flexible Working

  • Work-life balance
  • Flexible working hours
  • Remote work option

Job Security

  • Job security
  • Future-proof industry

Diverse Work

  • Varied, exciting, and secure role

Informal Culture

  • Creative freedom
  • Flat hierarchies
  • Collaborative culture
  • Respectful culture

Purpose-Driven Work

  • Early responsibility

Learning & Development

  • Internal and external training
  • Development opportunities

Healthcare & Fitness

  • Comprehensive health management

Corporate Discounts

  • Corporate benefits
  • Edenred card

Company Bike

  • Bike leasing

Snacks & Drinks

  • Free drinks
  • Free fruit

Public Transport Subsidies

  • Germany ticket coverage
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of Interzero 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.

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