About Sirma 
Established in 1992, Sirma is one of the leading IT companies in Bulgaria. Since 2015, the company has been listed on the Bulgarian Stock Exchange.
Sirma specializes in software development across multiple industries, including finance, insurance, healthcare, transportation, logistics, hospitality, retail, and e-government. With a team of more than 600 professionals, the company delivers cutting-edge software solutions tailored to address the specific business needs and challenges of our clients. Our projects range from short engagements to multi-year collaborations on turnkey products.
As we believe that our employees are our greatest asset, we provide them with a collaborative environment and full support for their career and personal growth.

About the role
We are looking for an AI Data Engineer to join our team and contribute to the development of Enterprise Twin, an AI-powered digital twin designed to centralize, analyze, and optimize business operations. This role involves leveraging Large Language Models to build intelligent automation, decision support, and enterprise knowledge retrieval capabilities.

Your responsibilities
• Develop LLM-powered AI solutions for automation, analytics and document processing
• Connect structured and unstructured data across enterprise systems
• Build a knowledge graph to enhance insights and relationships
• Create AI assistants for HR, finance and operations
• Enhance search, summarization, and knowledge retrieval with AI
• Integrate speech recognition and avatar-based interfaces
• Automate HR workflows, timesheets, and financial reporting
• Implement AI-driven compliance monitoring for legal, HR and finance
• Develop anomaly detection models to catch inconsistencies
• Ensure AI security and compliance (GDPR, SOC2, etc.)
• Continuously refine AI accuracy through learning and feedback
• Manage secure role-based access for enterprise AI tools

Role's requirements
• 3+ years of experience with LLMs, NLP, and AI-driven automation
• Proficiency in Python, TensorFlow or other AI frameworks
• Experience with enterprise data integration (APIs, ETL, knowledge graphs)
• Strong background in AI ethics, compliance, and security
• Master’s or PhD in Computer Science, AI, Data Science, or a related field
• Excellent verbal and written English

Advantages:
• Knowledge of NLP & LLM multi-agent frameworks such as CrewAI, LangChain, and FAISS for intelligent agent coordination and efficient vector search
• Familiarity with Azure AI, AWS ML, or Google AI platforms
• Hands-on experience in speech recognition and avatar-based AI interfaces

Why Sirma Should be your choice
• Personal career path
• Working with cutting-edge technologies
• Cooperation with top professionals around the globe
• Interesting case studies
• Knowledge sharing
• Innovative and dynamic projects
• Individual or team professional training
• Regular performance assessment
• Additional paid vacation days for students

Healthcare and compensation package
• Additional health and dental insurance
• Food discounts
• Multisport card
• Fruits at the office
• Private parking zone
• Referral bonus scheme

Work-life balance
• Sport events
• Game and relax zone
• Large terrace with great view
• Flexible working time
• Opportunity to work from every Sirma’s office
• Charity campaigns
• Regular team buildings and office parties

Apply now!
We are waiting for your CV!
There’s a lot going on at Sirma!
We're looking forward to meeting our next colleague. :)

We will contact only the candidates selected for further consideration. Confidentiality is guaranteed. We thank all candidates for applying.