Java/Kotlin Internal Tools Developer

Posted:
6/18/2026, 11:24:11 PM

Location(s):
Community of Madrid, Spain ⋅ Tallinn, Estonia ⋅ Tbilisi, Georgia ⋅ Madrid, Community of Madrid, Spain ⋅ Riga, Latvia ⋅ Belgrade, Central Serbia, Serbia ⋅ Valencian Community, Spain ⋅ Yerevan, Armenia ⋅ Valencia, Valencian Community, Spain ⋅ Central Serbia, Serbia ⋅ Lisbon, Portugal

Experience Level(s):
Mid Level ⋅ Senior

Field(s):
Software Engineering

Workplace Type:
Remote

We’re looking for a Java/Kotlin Engineer who will develop tools and pipelines related to AI, rendering, data conversion, and similar areas. 
 

Our tech stack:

  • Languages: Kotlin, Python
  • Core development: Kotlin/JVM, Java, coroutines, serialization, reflection, dependency injection with Dagger
  • 3D and rendering workflows: Blender Python scripting, glTF processing, 3D model conversion, geometry/math-related tooling, scene and asset preparation pipelines
  • Data and storage: MongoDB, SQLite, FlatBuffers
  • Infrastructure and observability: Prometheus metrics, Sentry, CI/CD, Git, Git LFS, internal monitoring and logging

Planner 5D

Website: http://planner5d.com/

Headquarter Location: Vilnius, Vilniaus Apskritis, Lithuania

Employee Count: 11-50

Year Founded: 2011

IPO Status: Private

Last Funding Type: Seed

Industries: Architecture ⋅ Art ⋅ DIY ⋅ Interior Design ⋅ Real Estate