Senior Fullstack Engineer – Data Intelligence

HiveMQ

Design and develop a platform for unlocking AI in industrial factories using complex frontends and real-time operations. Collaborate in an agile team to drive innovative solutions.

Posted 5/13/2026full-timeRemote • 🇩🇪 GermanySenior💰 €58,000 - €110,000 per yearWebsite

Tech Stack

Tools & technologies

AWSCloudGRPCReact

About the role

Key responsibilities & impact

Help our customers unlock AI for their factories, turning fragmented industrial data into a Unified Namespace that powers real-time operations from edge to cloud
Build and evolve genuinely complex frontends, including the visual graph editing surface (xyflow + elkjs on top of Chakra) where customers model, discover, and govern their industrial data
Deal with the hard edges of real-time and distributed system behavior at scale: extending event sourcing, navigating on-premise to serverless deployment setups, handling gRPC observer reconnection, job status polling, gateway agent sessions, and more
Take ownership of features end to end, including UX and product decisions

Requirements

What you’ll need

3+ years of software engineering experience
Experience with event-driven architectures and resilient inter-service communication (JVM experience is a plus)
Deep knowledge of React and reactive state management, ideally including the TanStack ecosystem (Router, Query, Form, Table)
Production experience building and operating cloud-native systems, ideally on AWS
Strong interpersonal skills and the ability to coordinate effectively across teams.

Benefits

Comp & perks

Throughout the rest of the organization, you will encounter a culture of exceptional collaboration and support as SparkCognition has 12 employee resource groups for inclusion and affinity.
A quarterly health stipend for you to use towards your health and wellness needs.
A generous vacation policy with 15 days of paid time off and 10 paid holidays + 5 paid sick days.
Flexibility in working hours, with the opportunity to work from home and a supportive remote experience.
Opportunities provided for professional development and continued education reimbursement.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

software engineeringevent-driven architectureinter-service communicationReactreactive state managementTanStackcloud-native systemsAWSgRPCevent sourcing

Soft Skills

interpersonal skillscoordination