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Engenious

Artificial Intelligence / Machine Learning Engineer

Engenious

AI/ML Engineer developing document-processing pipelines and autonomous AI agents at Engenious. Collaborating with global teams using modern tools and AWS services for data handling.

Posted 7/11/2026contractRemote • 🇵🇱 PolandMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
AWSDockerMicroservicesNumpyPandasPython

About the role

Key responsibilities & impact
  • Develop document-processing pipelines with ML/LLM-based extraction and agentic workflows
  • Build and extend Python microservices for document ingestion, classification, extraction, validation, and post-processing
  • Develop autonomous AI agents using tool calling, structured outputs, and advanced reasoning
  • Prepare evaluation datasets and define ground-truth target values for extracted data
  • Evaluate extraction results, analyze failures, and improve prompts, schemas, and pipeline logic
  • Build automated testing and regression frameworks for prompts, models, agents, and extraction workflows
  • Optimize AI systems for accuracy, latency, throughput, reliability, and cost
  • Work with asynchronous processing infrastructure using AWS services such as ECS, SQS, SNS, RDS, and S3
  • Use AI-assisted development tools such as Claude Code, Cursor, and similar solutions while following engineering, testing, and code-review best practices
  • Prototype new AI solutions in collaboration with engineering teams

Requirements

What you’ll need
  • At least 3 years of AI/ML experience and 6+ years of overall experience
  • Strong proficiency in Python
  • Experience building Python microservices and data-processing pipelines
  • Experience with OCR tools and document-processing platforms
  • Practical experience with LLM-based extraction, classification, reasoning, and structured outputs
  • Experience working with LLM providers and model families such as OpenAI, Claude, Gemini, Llama, and Grok, including multimodal models
  • Strong knowledge of prompt engineering, embeddings, semantic search, tool calling, and agentic workflows
  • Experience preparing evaluation datasets and defining expected target values
  • Understanding of evaluation metrics such as accuracy, precision, recall, F1 score, and completeness with AI safety guardrails, privacy controls, and prompt-injection protection
  • Experience with AWS services, particularly ECS, SQS, SNS, RDS, S3, OpenSearch, and CloudWatch
  • Experience with Docker, message queues, retry mechanisms, and distributed processing
  • Experience with data-processing libraries such as Pandas and NumPy
  • Practical experience with AI-assisted development tools such as Claude Code or Cursor
  • Prototyping, R&D, or hackathon experience
  • English proficiency at B2 level or higher.

Benefits

Comp & perks
  • Flexible & remote job
  • Paid vacation and sick leave
  • Development opportunities in any IT direction
  • Fun and friendly team
  • Personal professional growth
  • Up to 100% reimbursement of participation in core courses and conferences

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Hard Skills & Tools
PythonDocument-Processing PipelinesOCR ToolsLLM Providers (OpenAI, Claude, Gemini, Llama, Grok)Data-Processing Libraries (Pandas, NumPy)DockerEvaluation Metrics (Accuracy, Precision, Recall, F1 Score)Asynchronous ProcessingAgentic WorkflowsPrototyping and R&D