Skip to content
New Job?Nejo!

Your personal AI career agent

SESecfix

.Staff Product Engineer (Backend, Java)(m/w/x)

Berlin
Full-timeRemoteSenior
AI/ML

Designing and building complex backend system architectures for SMB security compliance automation. End-to-end system design and shipping experience required. 26 days holidays, comprehensive health insurance, annual retreat.

Requirements

  • End-to-end design and shipping of complex backend systems
  • Technical initiative and decision-making without constant consensus
  • Clear technical design documentation before coding, with adaptability
  • Excitement for AI-assisted engineering and experience with tools like Cursor or Claude
  • Natural mentoring ability and care for colleagues
  • Proactive written communication skills for remote collaboration
  • Desire for detailed specs before starting work; role involves spec writing
  • Preference for solo contribution over team focus
  • Belief in AI tooling's potential
  • Focus on work and role titles over external validation
  • 8+ years OOP backend or product engineering experience, owning complex systems
  • Experience building or integrating AI/ML features in production
  • Practical experience with LLMs and RAG-based systems
  • Strong OOP fundamentals, Spring Boot, Hibernate or equivalent
  • Experience leading system design on significant projects
  • Relational database design and SQL optimization
  • Experience mentoring engineers and providing design feedback
  • Strong written communication, comfortable working async across timezones
  • Ability to work in European timezone (CET/CEST)
  • Experience with Java in production, comfortable moving between stacks
  • Hands-on experience with AI-assisted coding tools (Cursor, Claude)
  • Previous experience at a fully remote company or early-stage startup

Tasks

  • Design and build complex system architectures
  • Lead technical direction for major projects
  • Write and present technical specifications
  • Align the team on project goals and execution
  • Drive projects from design to production
  • Design multi-tenant support for customer workspaces
  • Build scalable architecture for sub-tenant management
  • Develop the company's first AI product
  • Define and lead backend architecture for AI features
  • Lay foundations for autonomous AI workflows
  • Integrate AI tools into engineering processes
  • Teach the team to use AI tools effectively
  • Foster a culture of continuous learning and improvement
  • Review and provide thoughtful feedback on system designs
  • Collaborate with engineers to solve complex problems
  • Support the growth and development of team members

Work Experience

  • 8 years

Education

  • Bachelor's degreeOR
  • Master's degree

Languages

  • EnglishNative

Tools & Technologies

  • OOP
  • Spring Boot
  • Hibernate
  • AI/ML
  • LLMs
  • RAG
  • SQL
  • Java
  • Python
  • Golang
  • Cursor
  • Claude

Benefits

More Vacation Days

  • 26 days holidays

Healthcare & Fitness

  • Comprehensive health insurance

Team Events

  • Annual retreat

Modern Equipment

  • MacBook
  • Monitors
  • Headphones
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of Secfix 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.

  • Secfix

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

    Full-timeRemoteSenior
    Berlin
  • Atolls

    Senior Java Backend Engineer(m/w/x)

    Full-timeWith HomeofficeSenior
    Berlin
  • Friendsurance

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

    Full-timeWith HomeofficeSenior
    Berlin
  • GetYourGuide

    Staff Engineer, Supply Tech (Backend Focused)(m/w/x)

    Full-timeWith HomeofficeSenior
    Berlin
  • Superchat

    Senior Backend Engineer(m/w/x)

    Full-timeWith HomeofficeSenior
    Berlin
View all 100+ similar jobs

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