Senior Software Engineer (Kotlin)

TL;DR

Senior Software Engineer (Kotlin): Generate 3D parametric models powering automated production lines with an accent on Kotlin services, smart automation flows, and geometry/math challenges. Focus on designing and improving services, building reactive automations to new data, and tackling complex geometrical 3D problems.

Location: Berlin, Germany (hybrid: work from home or office, up to 40 days abroad per year)

Company

Technology-based construction company focused on multi-story residential buildings using prefabricated timber systems, industrial offsite construction, and fully digitalized processes for sustainable, affordable homes.

What you will do

• Generate and improve 3D parametric models for automated production lines.
• Design and enhance Kotlin services and smart automation flows reacting to new data.
• Tackle geometry and math challenges in performance optimizations.
• Apply proactive, agile, test-driven development and automation across all work aspects.
• Contribute to team strategy, roadmap, and sprint planning.

Requirements

• Strong Kotlin experience: professional development with Kotlin
• Cloud-native: hands-on with Azure, GCP, AWS or similar
• PostgreSQL databases experience
• Performance optimizations of algorithms and geometrical 3D challenges
• End-to-end software ownership: design, build, run, maintain production software
• Modern engineering practices: design patterns, pair/mob programming interest

Nice to have

• Experience with Rule Engines
• Experience with Service Bus or messaging systems
• Highly available and resilient systems
• Collaboration in team strategy and planning

Culture & Benefits

• 1 year fixed term contract (parental leave replacement) with 30 vacation days
• Flexible hybrid work, flex hours, work from abroad up to 40 days/year
• Company pension scheme, language courses (English/German), employee discounts with sustainable brands
• Mental health support via external partners
• Diverse team from over 50 countries emphasizing inclusion
• Ownership and impact on organizational levels, rethinking construction industry