Full Time MQT API Developer Jobs, in Tech Aalto Federal Territory - Maukerja

Job Description: MQT API Developer

Role Overview

As an MQTT API Developer, you will design, develop, and maintain scalable MQTT-based APIs and telemetry data integration solutions. You will work with Azure Data Lake Storage, Microsoft Fabric, and industrial telemetry platforms such as Ignition to enable reliable, secure, and high-throughput data ingestion, processing, and analytics.

What you will do

• Design, develop, and maintain MQTT APIs and services for real-time telemetry data exchange.
• Build high-throughput data ingestion pipelines integrating MQTT brokers with Azure Data Lake Storage and Microsoft Fabric.
• Integrate telemetry platforms such as Ignition with cloud-based data platforms.
• Optimize APIs and messaging infrastructure for scalability, reliability, and low latency.
• Develop REST APIs and microservices to expose telemetry data to downstream applications.
• Implement authentication, authorization, and secure communication for MQTT services.
• Monitor, troubleshoot, and resolve production issues related to messaging and data pipelines.
• Collaborate with OT, IoT, cloud, and analytics teams to deliver end-to-end solutions.

What you will bring

• 5+ years of experience in MQTT, API development, or IoT application development.
• Strong hands-on experience with Azure Data Lake Storage, Microsoft Fabric, and telemetry systems such as Ignition to manage high data flow.
• Experience with MQTT brokers (EMQX, HiveMQ, Mosquitto, or Azure IoT Hub).
• Proficiency in Python, C#, Java, or Node.js for backend/API development.
• Experience building RESTful APIs and integrating message-driven architectures.
• Knowledge of event streaming, data ingestion, and high-volume telemetry processing.
• Familiarity with Docker, Kubernetes, CI/CD, Git, and cloud-native deployment.
• Strong troubleshooting, communication, and documentation skills.

Ideally you have

• Bachelor's degree in Computer Science, Information Technology, or related field.
• Azure certifications (AZ-204, DP-203, or Microsoft Fabric), IoT certifications are advantageous.
• Experience with industrial automation or SCADA environments.

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