About this role
About UsAt AXO Track GmbH, we digitize existing railway infrastructure to make it safer, more efficient, and more sustainable. Using IoT-based predictive maintenance technologies, we develop solutions that monitor track systems in real time – enabling smarter rail operations and contributing to climate protection. We’re a growing DeepTech company with a clear mission: to modernize rail transport through innovation. Join our international team and help shape the future of rail mobility!
Your MissionYour mission is to design, customize, and operate our ThingsBoard-based IoT platform, ensuring reliable device connectivity, meaningful data visualization, and scalable system performance. You will work at the intersection of hardware, backend systems, and data, transforming raw sensor data into actionable insights for real-world industrial use cases.
Your Responsibilities
IoT Platform & ThingsBoard
Configure and customize ThingsBoard dashboards, widgets, and rule chains
Develop custom ThingsBoard widgets using JavaScript, AngularJS, HTML, and CSS
Extend ThingsBoard functionality via REST APIs, microservices, or plugins
Device & Data Integration
Connect IoT devices using MQTT, HTTP, or CoAP
Manage device profiles, attributes, and telemetry streams
Ensure secure device provisioning (tokens, certificates)
Data Processing & Monitoring
Configure telemetry storage and aggregation (PostgreSQL / TimescaleDB)
Implement alarms, notifications, and data filtering
Integrate external analytics tools (e.g. Python, Grafana)
Backend & System Integration
Work with the ThingsBoard REST API and SDKs (Python / Java)
Develop custom microservices when additional business logic is required
Operate and improve the platform in Linux and Docker-based environments
Your ProfileStrong knowledge of IoT protocols (MQTT, HTTP, CoAP)
Hands-on experience with ThingsBoard (Community or Professional Edition)
Proficiency in JavaScript, AngularJS, HTML, and CSS
Experience with REST APIs and system integrations (Python or Java)
Solid understanding of databases (PostgreSQL, TimescaleDB)
Experience with Docker, ideally also Kubernetes
Understanding of scalable systems and message brokers (Kafka, Redis)
Nice to haveJava / Spring Boot for ThingsBoard backend extensions
Python for data analysis (pandas, NumPy)
DevOps experience (CI/CD, Ansible, Terraform)
Knowledge of IoT security (TLS/SSL, VPNs)
Experience with cloud platforms (AWS IoT, Azure IoT, GCP IoT)
Basic understanding of AI/ML use cases for IoT
What We OfferPermanent full-time contract
Competitive compensation package
Flexible working hours and self-directed projects
An agile, cross-functional, international team with flat hierarchies
Purpose-driven work in a company that values sustainability and innovation
Plenty of room for your ideas and initiative
Our CultureAt AXO, we believe in diversity, inclusivity, and mutual respect. We welcome all applications – regardless of gender, nationality, ethnic and social background, religion, age, sexual orientation, or identity.