CareerPlan

Kotlin Backend Engineer - Energy Tech / IoT (m/w/d),Berlin,Heidelberg

Heidelberg, Neckar, BADEN_WUERTTEMBERGFull-time€60k–€70k2026-11-02 → 2026-11-11
Hybrid

Core

Design and develop a distributed, reliable backend software platform for internal operations and data processing in the real estate energy sector.

Role type

Senior Backend Software Engineer (Kotlin/Java)

Builds

Internal backend platform for energy and water consumption data

Domain

Real Estate / Energy Tech / IoT

Deliverable

production ML models

Required skills

Kotlin, Java, Spring Framework, Gradle, Maven, PostgreSQL, Linux, Git, Docker

Preferred skills

Go, TypeScript, Vue.js, IoT/Hardware-in-the-Loop experience, German energy market knowledge

Responsibilities

Design and develop distributed backend software, drive feature development and continuous improvement, define and implement architecture and infrastructure standards, collaborate with stakeholders on complex business processes, align specifications with external constraints.

Seniority

Mid-Senior, hands-on IC