admi

Software Engineer – Fullstack, AI

admi

full-time

Posted on:

Location Type: Hybrid

Location: Berlin • Germany

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Tech Stack

Google Cloud PlatformHibernateKotlinPostgresPythonReactReduxSpringSpring BootSpringBootTypeScript

About the role

  • End-to-end feature development: Build and own product features from concept to production, moving confidently between our backend (Kotlin/Spring Boot) and frontend (React).
  • AI implementation: Drive our AI roadmap by integrating LLM APIs (OpenAI, Gemini, Anthropic) and turning them into tangible product value.
  • Agentic systems & workflows: Design and implement advanced agentic patterns, including tool/function calling, ReAct loops, multi-step orchestration, and intelligent memory systems.
  • Collaborative engineering: Work closely with our Data Engineer on data-to-product integration and contribute to our CI/CD pipelines to ensure reliable, high-quality deployments.
  • Security & reliability: Apply security best practices with a focus on prompt-injection defenses, output validation, and data privacy.

Requirements

  • JVM & Python proficiency: Experienced in — or highly motivated to make your primary language — Kotlin/JVM (Spring Boot, Hibernate) and solid in Python (FastAPI).
  • AI expertise: Hands-on experience integrating LLM APIs into production products. Familiarity with RAG, context management, and reasoning patterns. Experience with LangGraph is a strong plus.
  • Tech stack foundations: Comfortable with PostgreSQL and have basic knowledge of TypeScript (React/Redux). Familiarity with GCP is an advantage.
  • Security mindset: Build with a security-first approach (OWASP Top 10) and understand the specific challenges of LLM-based applications.
  • Language: Strong English is required; proficient German skills are a plus.
Benefits
  • Benefits program, team offsites, office parties, and team working days.
  • Competitive compensation.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
KotlinSpring BootReactPythonFastAPIPostgreSQLTypeScriptLangGraphAI integrationCI/CD
Soft Skills
collaborative engineeringsecurity mindset