AI Engineer Bucharest

AI Engineer
Bucureşti
Bucharest, Bucharest, Romania

Job Description

• Develop, refine, and optimize prompts for LLMs (GPT-4, Gemini, Claude, Llama, Mistral) to support a variety of tasks such as text generation, summarization, Q&A, and code generation
• Design and implement prompt strategies for
  - turn conversations, prompt chaining, and
  - based instructions
• Build and coordinate groups of AI agents (multi-agent systems) for collaborative or competitive tasks using frameworks such as Lang Chain, Crew AI, or Auto Gen
• Upgrade existing prompts while releases and solutions set evolve
• Evaluate and improve the effectiveness of prompts and agent workflows through iterative testing, A/B experimentation, and performance analysis
• Collaborate with
  - functional teams (developers, data scientists, product managers) to integrate prompt engineering and agentic workflows into enterprise solutions
• Ensure compliance with data privacy, security, and regulatory standards (GDPR, NIS2) in all prompt and agent designs
• Document prompt strategies, agent architectures, and best practices for internal knowledge sharing and training
• Ensure provided solutions are ready for production, documented and monitored ensuring consistent delivery and quality

• Minimum 3 to 5 years of experience in AI solutions deployment in enterprise environments.
• Understanding of how LLMs (GPT-4, Gemini, Claude, Llama, Mistral AI) work, their capabilities, and limitations.
• Familiarity with model architecture, tokenization, context windows, and prompt formatting
• Crafting effective prompts for various tasks (text generation, summarization, Q&A, code generation, images and sound manipulations)
• Techniques for prompt chaining,
  - shot and
  - shot learning, and
  - turn conversations
• Knowledge of prompt templates, system instructions, and
  - based prompting
• Understanding the concept of AI agents: autonomous entities that perceive, reason, and act to achieve goals
• Familiarity with
  - agent systems, agent orchestration, and agentic workflows (e. g. , using frameworks like Lang Chain, Crew AI, Auto Gen)
• Ability to design, prompt, and coordinate groups of AI agents for collaborative or competitive tasks
• Knowledge of agent communication, delegation, and task decomposition
• Knowledge of data acquisition protocols like MCP
• Understanding of NLP concepts such as intent detection, entity recognition, sentiment analysis, and text classification
• Awareness of biases, hallucinations, and ethical considerations in AI-generated content
• Proficiency in Python (most common for AI workflows), and familiarity with libraries such as Lang Chain, Hugging Face Transformers, and Open
  AI API
• Ability to automate prompt testing, evaluation, and deployment
• Methods for evaluating prompt effectiveness (accuracy, relevance, coherence)
• Techniques for prompt refinement, iterative testing, and A/B experimentation
• Experience with platforms like Open
  AI, Azure Open
  AI, Google Vertex AI, AWS Bedrock, and Hugging Face
• Familiarity with model deployment, API integration, and workflow orchestration.
• Understanding of data protection regulations (GDPR, NIS2) and responsible AI practices
• Awareness of risks related to sensitive data in prompts and outputs

Benefits:

• Full access to foreign language learning platform
• Personalized access to tech learning platforms
• Tailored workshops and trainings to sustain your growth
• Medical Insurance
• Meal tickets
• Monthly budget to allocate on flexible benefit platform
• Access to 7 Card services
• Wellbeing activities and gatherings