TL;DR
Data Scientist (AI): Developing and optimizing conversational AI solutions and large language models with an accent on prompt engineering, model fine-tuning, and production deployment. Focus on building advanced dialogue systems, reducing inference latency, and ensuring high performance for domain-specific AI applications.
Location: Hybrid (must be based in Lisbon, Portugal, or able to commute to the office 2 times per week; requires Portuguese or EU citizenship, or a valid Portuguese work permit)
Company
hirify.global is a consulting firm focused on connecting technology professionals with diverse national and international projects.
What you will do
- Develop and maintain conversational AI architectures and dialogue systems.
- Fine-tune transformer-based LLMs for specific domain requirements.
- Implement and optimize LLM workflows using frameworks like PyTorch and TensorFlow.
- Design prompt engineering strategies for applications using models like GPT-4, Claude, and LLaMA.
- Optimize production models to reduce latency and infrastructure costs.
- Collaborate with cross-functional teams to integrate AI models into scalable services.
Requirements
- PhD or Master's degree in Computer Science, AI, NLP, or a related field.
- At least 2 years of professional experience as a Data Scientist.
- Deep understanding of transformer architectures and conversational AI.
- Proficiency in PyTorch, TensorFlow, and various LLM APIs.
- Fluent in English and Portuguese (minimum B2 level).
- Must have legal right to work in Portugal (EU citizenship or valid work permit).
Culture & Benefits
- Welcome kit upon joining.
- Structured career progression opportunities.
- Health insurance plan.
- Coverflex meal card benefit.
- Professional career coaching and well-being support.
- Access to a diverse network of international tech partners.
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