Senior AI Scientist

Jobs
EPAM Systems

EPAM Systems

-

🌎 Remote

Posted on: 21 June, 2025

Senior AI Scientist

We are seeking an experienced and forward-thinking Senior AI Scientist to join our dynamic team.

The ideal candidate possesses a strong background in applied AI, particularly with large language models (LLMs), and excels in designing, implementing, and optimizing advanced conversational AI systems. This role blends cutting-edge research with hands-on production implementation, ensuring that innovative solutions reach real-world applications.

RESPONSIBILITIES

  • Design and implement advanced LLM-driven conversational AI systems, including personas and role-play scenarios
  • Evaluate and compare LLM models like LLaMA 3, Qwen, and DeepSeek to determine suitability for turn-based and real-time communication
  • Develop and optimize prompts, fine-tune models using frameworks like Hugging Face Transformers, and ensure production scalability
  • Collaborate on integrating cloud solutions, utilizing Azure OpenAI services and AWS Bedrock, to deploy low-latency, efficient solutions
  • Implement Text-to-Speech and Speech-to-Text capabilities using APIs from providers like Azure, ElevenLabs, or similar
  • Utilize knowledge of multimodal models, including voice-to-voice systems, to enhance conversational AI solutions
  • Ship research-driven innovations into production systems by coding and iterating with Python
  • Design and maintain communication pipelines leveraging REST APIs and WebSockets
  • Work on safeguarding conversational systems, addressing challenges like quality assurance and cost management
  • Monitor and incorporate the latest scientific publications to identify and apply state-of-the-art models for practical use

REQUIREMENTS

  • At least 3 years of production experience working with LLMs, from implementation to optimization
  • Solid Python programming skills, along with expertise in Hugging Face Transformers and one of the following libraries: LangChain or LlamaIndex
  • Extensive knowledge of LLM functionality, prompt engineering, fine-tuning, and comparative model analysis, including versions like LLaMA 3, Qwen, and Claude
  • Hands-on understanding of the Azure OpenAI stack, including deployments, hubs, and AI Studio, as well as AWS Bedrock
  • Proficiency in working with multimodal AI models and their applications, especially in voice-based systems
  • Background in Text-to-Speech and Speech-to-Text models and APIs from providers like Azure or ElevenLabs
  • Experience with REST APIs and WebSockets to ensure low-latency communication
  • Fluency in Polish, the team’s mandatory communication language

NICE TO HAVE

  • Practical experience developing chatbots or voicebots on innovative technological stacks
  • Exposure to training proprietary Transformer-based models and implementing them in production environments
  • Capability to fine-tune LLMs using advanced AI libraries for specific, real-world applications
  • Familiarity with AI agent frameworks like Langraph or Crew.Ai
  • Interest in staying abreast of the latest trends in AI, model advancements, and applications through research and experimentation

WE OFFER

  • We gather like-minded people
  • Engineering community of industry professionals
  • Friendly team and enjoyable working environment
  • Flexible schedule and opportunity to work remotely within Poland
  • Chance to work abroad for up to 60 days annually
  • Business-driven relocation opportunities
  • We provide growth opportunities
  • Outstanding career roadmap
  • Leadership development, career advising, soft skills, and well-being programs
  • Certification (GCP, Azure, AWS)
  • Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru
  • English classes
  • We cover it all
  • Stable income (Employment Contract or B2B)
  • Participation in the Employee Stock Purchase Plan
  • Benefits package (health insurance, multisport, shopping vouchers)
  • Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more
  • Referral bonuses
  • Corporate, social and well-being events
  • Please, note
  • The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview
  • We will reach out to selected candidates exclusively

Tags:
ai
ml
Share the job:

Related Jobs