Senior Fullstack AI Engineer (React, Java)

TeamViewer Germany • Austin, TX

19h • Onsite

About The Position

TeamViewer provides a leading Digital Workplace platform that connects people with technology—enabling, improving and automating digital processes to make work work better. Our software solutions harness the power of AI and shape the future of digitalization. We believe that our diverse teams and strong company culture are key to the success of our products and technologies, that hundreds of millions of users around the world and around 645,000 customers across all industries rely on. With more than 1,900 employees worldwide, we celebrate the unique perspectives and talents that each individual brings to the table and foster a dynamic work environment where new ideas thrive. Are you ready to join our team and make an impact? At TeamViewer, we build technology that helps organizations connect people, devices, and digital workflows securely and efficiently. Our products help teams reduce friction, resolve issues faster, and make digital work more productive across complex IT environments. The AI for End-Users team is building TeamViewer Tia for end users, creating AI-powered experiences that help people understand, troubleshoot, and resolve technology issues with less effort. The team focuses on making advanced AI feel simple, trustworthy, and useful in everyday work. This work sits where user experience, enterprise security, device context, automation, and AI come together. The challenge is not only to create a helpful assistant, but to ensure it operates safely by using the right context, respecting policies, validating permissions, escalating when needed, and executing only appropriate actions. You will help create the services, interaction patterns, integrations, evaluation systems, and safety mechanisms that make AI assistance reliable in production. Join us if you want to shape how people interact with AI in the workplace and build end-user experiences that are secure, practical, and genuinely useful.

Requirements

• 5+ years of professional software development experience, backed by strong Java expertise and solid software engineering fundamentals.
• Proven experience designing and building distributed, scalable backend systems, with a strong focus on clean code and object-oriented design.
• Hands-on experience integrating model-based or agentic capabilities into backend services, including streaming, tool calling, and structured outputs.
• Regular use of AI coding agents, combined with a critical review mindset and accountability for the correctness, security, and maintainability of delivered solutions.
• Ability to design and implement automated testing strategies robust enough to validate high volumes of generated code and prevent regressions.
• Strong understanding of common AI system failure modes, including hallucinations, context degradation, prompt injection, non-determinism, and silent regressions, along with effective mitigation approaches.
• A structured and analytical working style, excellent communication skills, fluency in English, and the ability to collaborate effectively with teams across EMEA.

Nice To Haves

• React

Responsibilities

• Build Java backend services powering TeamViewer Tia for end users, from feature APIs to integration points with the wider platform.
• Design components where model-driven behavior meets deterministic business logic, keeping boundaries explicit, testable, and reliable.
• Use AI coding agents to deliver at pace while personally owning architecture decisions, code quality, security, and maintainability.
• Build automated test and evaluation coverage that allows generated changes to be merged safely without regressions.
• Optimize backend services for conversational and agentic product needs, including latency, cost, caching, streaming, and batching.
• Maintain shared context assets such as agent instructions, tool definitions, prompt templates, and domain documentation.
• Mentor engineers on agent-assisted development and help raise team standards for safe, effective AI-native engineering.

Benefits

• Competitive compensation and bonuses
• Flexible PTO and paid holidays
• 401(k) with employer matching
• Comprehensive Health insurance package including 100% employer-paid medical coverage
• Up to 12 weeks of Parental Leave
• Basic Life Insurance, Short-Term & Long-Term Disability, 100% employer-paid
• Quarterly teambuilding events, leadership luncheons, and companywide “All Hands” meetings
• Open door policy and business casual dress code

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed