Senior Backend-Developer – Agents, German-Speaking

Powerprozesse GmbH

. Build and improve autonomous Inbox-Agents triggered by new activity inside tickets .

Posted 10/24/2026full-timeRemote • RomaniaSenior💰 $2,000 - $4,000 per monthWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and improving autonomous agents, with a strong focus on AI knowledge retrieval and performance optimization. Proficient in developing production-ready features and effectively communicating with customers to enhance product decisions.

Highest-signal resume keywords

Fluent In GermanExperience Building Production AgentsTypeScript DevelopmentAI Knowledge RetrievalCustomer Communication

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Agent DevelopmentAI-Native FeaturesKnowledge Base ImprovementSystem Prompt DesignPerformance OptimizationEvaluation TechniquesTool DesignLiveKit Voice AgentsLLM SelectionRAG Search Optimization

Soft Skills

Independent WorkCustomer Feedback IntegrationQuick LearnerGeneralist Approach

Tools & Technologies

TypeScriptConvexNext.jsReactTailwindShadcn/uiVercel AI SDKConvex Agent Component

Industry Keywords

Autonomous AgentsAI ModelsProduction EnvironmentAgent PerformanceCustomer Management

Tech Stack

Tools & technologies

JavaScriptNext.jsReactTypeScript

About the role

Key responsibilities & impact

Build and improve autonomous Inbox-Agents triggered by new activity inside tickets
Build agent templates customers can use
Determine when agents should escalate to humans and ensure they follow processes
Work directly with property managers to improve agent performance
Design harness engineering approaches for system prompts, skills, and tool usage
Improve the custom knowledge base and AI knowledge retrieval
Ensure support answers are added to the knowledge base for future agent use
Build voice agents on LiveKit for phone calls
Select appropriate LLMs, cache and stream responses, retry provider failures, compact context, optimize RAG search, track provider usage, reduce costs, and run evaluations
Develop within a TypeScript-based stack using Convex, Next.js, React, Tailwind, shadcn/ui, Vercel AI SDK, and Convex Agent Component

Requirements

What you’ll need

Fluent German is required
Fluent in German and English
More than 2 years of experience building production agents AI-native in production
Shipped agentic features real users rely on
Opinions on retrieval, evals, tool design, and where today's frontier models break down
Builder first; willing to ship a rough v1 quickly
Up to date with new AI models and research
Writing almost all code with AI
Used to working independently and taking full responsibility for an area after it goes live
Comfortable talking to customers and turning feedback into product decisions
Quick to learn new things and a generalist rather than a specialist
Tech stack is not important; AI will be writing 100% of the code

Benefits

Comp & perks

100% remote work
Allianz Gold Health Insurance with great coverage
Flexible hours
As many AI-tokens as you need
Small team, real ownership — what you build actually goes live
Quick decisions, no pointless meetings and no layers of approval to get through
Private room in hospital, worldwide coverage
Free choice of doctors & specialists, no health check, pre-existing conditions don't matter
Partner and kids are covered as well
Surgery, cancer care, MRI/CT/PET scans and diagnostics fully covered
Dental treatment & surgery covered at 90%
$675/year for physio, osteopathy, chiropractic and acupuncture
$100 per night in-patient cash benefit, up to 20 nights
Prescription drugs, vaccinations, glasses/contacts, home nursing and ambulance covered
Permanent employment contract in your country of residence through our partner Deel (EOR)