Must have

• Java

• AI

• English

• Polish

Requirements description

• Experienced – 6-7 years of hands-on development in Java/C# (a must).
• AI-Proficient – proven track record of working with AI in previous roles
• Fast & Fearless – You excel at troubleshooting, debugging, and fixing urgent issues under tight deadlines.
• Cloud-Savvy – Experience with AWS is a strong advantage.
• Production-Oriented – You’re comfortable working in live environments, balancing speed with stability.
• A Problem Solver – You think critically, act decisively, and thrive in high-pressure situations.
• A Priority-Driven Engineer – You understand business urgency and know how to navigate shifting priorities without missing a beat.
• A Team Player – You communicate effectively, work collaboratively, and thrive in a high-velocity environment.
• High Impact – Your work directly affects our customers’ business operations in real-time.
• Fast-Paced & Exciting – Every day brings new challenges, high stakes, and meaningful wins.
• Problem-Solving at Its Best – Work on complex, real-world issues that require creativity and fast execution.
• Work With the Best – Join a top-tier global engineering team focused on rapid problem resolution.

Offer description

About the job

Matrix Eastern Europe, the offshore division of Matrix IT, one of the leading global R&D services companies with more than 10,000 professionals, is looking for a  Senior Java Developer Engineer to join one of our teams -Stampli!

At Stampli, their Escalation Team is the first line of defense for our most urgent customer needs. They handle top-priority issues, critical production bugs, and urgent feature requests—where every second counts. If you thrive under pressure, love solving complex problems in real-time, and can deliver high-quality solutions at speed, this is the role for you.

Your responsibilities

1. Own critical fixes & urgent requests – Investigate and resolve high-priority customer-reported issues in live production.
2. Move fast & execute flawlessly – Work in a dynamic, Kanban-style environment where priorities shift rapidly.
3. Be the go-to expert – Debug, troubleshoot, and resolve complex challenges with real business impact.
4. Work cross-functionally – Collaborate with Product, Support, and R&D teams to diagnose, fix, and deploy solutions quickly.
5. Enhance & stabilize production – Ensure the performance, scalability, and reliability of Stampli’s integrations and platform.
6. Balance urgency with quality – Deliver rapid solutions without compromising long-term stability or maintainability.

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