AI Engineer

Mondia Group

. Implement agent logic, tools, and orchestration against the given architecture .

Posted 11/11/2026full-timeMadrid • SpainMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Python software engineering, particularly in building and optimizing LLM and agentic systems. Proficient in Postgres schema design and query optimization, with a strong focus on reliability and observability in production environments.

Highest-signal resume keywords

Python Software EngineeringLLM / Agentic Systems DevelopmentPostgres Schema DesignCI/CD IntegrationAutomated Software Testing

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Hard Skills

PythonAsync ProgrammingTypingPackagingPostgresQuery OptimizationUnit TestingIntegration TestingFunctional TestingPerformance Testing

Soft Skills

Problem-SolvingDebuggingCollaboration

Tools & Technologies

GitCI/CDClaude CodeObservability ToolsTest Generation Engine

Industry Keywords

RAG PipelinesAgent LogicOrchestrationEvaluation HarnessesProduction Services

Tech Stack

Tools & technologies

PostgresPython

About the role

Key responsibilities & impact

Implement agent logic, tools, and orchestration against the given architecture
Build and tune RAG pipelines: ingestion → embeddings → retrieval → re-ranking → evaluation
Design and optimize Postgres schemas, queries, and vector indexes for production load
Build the test-generation and test-execution engine for the AI Code Pipeline
Integrate with Git, CI/CD, and internal services
Build evaluation harnesses, observability, and guardrails so agents are measurable and safe
Own the reliability, latency, and cost of the systems you ship
Write clean, typed, well-tested Python and participate actively in code review

Requirements

What you’ll need

4+ years of professional software engineering in Python, with deep, hands-on command of the language: async, typing, packaging, performance, and clean, maintainable code
1+ years building LLM / agentic systems — tool use / function calling, orchestration, prompting, and evaluation
Strong problem-solving and debugging on ambiguous, real-world production problems
Solid Postgres experience: schema design, query optimization, and extensions (pgvector)
Experience shipping and operating production services — testing, CI/CD, observability, on-call mindset
Comfort with Git-based workflows and code review
Automating software testing: unit, integration, functional, security, performance
Integrating with developer tooling and CI/CD systems
6+ months of demonstrated experience building with Claude Code in a development workflow

Benefits

Comp & perks

Hybrid Office - 13 WFH days per quarter
Company bonus
Ticket Restaurant
Private Health Insurance
Flat hierarchies and short decision-making paths
Cooperation in a highly motivated, young, international team spread across 3 continents
An attractive location in a creative and modern office