THRYVE

Principal Engineer

Stuttgart, BW, DE

11 days ago
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Summary

🧠 Senior Java Engineer – Build Fast, Think Deep, Scale Smart

📍 Hybrid| 🌍 EU Timezone Preferred | 🧬 Complex Systems, Clean Architecture


You're not here to patch legacy code.

You’re here to build something important—something scalable, performant, and architecturally beautiful.

We’re a lean, hungry team delivering cutting-edge analytics software to some of Europe’s biggest organizations. Our solution processes hundreds of millions of data points in memory—and that’s exactly where you come in.

This is a chance to join a highly technical, product-centric environment where speed and precision aren’t opposites—they’re a team.


🔍 What You’ll Own

  • Designing and implementing backend systems with Java 17+
  • Architecting for performance and memory optimization at scale
  • Developing secure, robust features with Spring Boot & Spring Security
  • Owning architectural patterns like DDD, CQRS, and Clean/Hexagonal Architecture
  • Collaborating with a tight-knit dev team that ships fast, learns faster
  • Working hands-on with AWS, Docker, Terraform, and modern cloud infra
  • Optionally, contributing across the stack with React/Redux


đź’Ą Your Superpowers

  • You dream in O(log n) and your instinct is to reach for Eclipse Collections or PCollections
  • GC tuning? You’ve done it. Immutable data? You love it.
  • You’ve built secure APIs, set up JWT auth in your sleep, and know how to lock down your endpoints
  • You’re curious, ambitious, and allergic to spaghetti code
  • You’ve dabbled (or dominated) with tools like Apache Parquet, Arrow, DuckDB, MonetDB, Cassandra
  • You automate everything. Bash, Python, Terraform—it’s all fair game.


⚙️ Your Toolbox

  • Java 17 & 19
  • Spring Boot, Spring Security
  • AWS (CloudFormation, Lambda, S3, you name it)
  • Docker
  • REST APIs
  • React/Redux
  • Column-based DBs, SQL & NoSQL
  • Bonus: Kotlin, Azure, Event Sourcing


❤️ Why You'll Stay

This is a startup soul inside an established business brain. We move fast but think long-term. The work is hard. The architecture is ambitious. The people? Supportive, talented, and genuinely stoked to solve hard problems.

We ship. We refactor. We improve. Always.


📬 Ready to build tech that matters—with people who care?

Apply now. Let’s push Java to its limits—together.

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