Data Scientist

Qualysoft

Bucharest Hybrid permanent

Posted: February 19, 2026

Required Skills

Job Description

About Qualysoft

· 25 years of experience in software engineering, established in Vienna, Austria
· Active in Romania since 2007, with office in central Bucharest (Bd. Iancu de Hunedoara 54B)
· Delivering End to End IT Consulting Services - From Team Augmentation and Dedicated Teams to Custom Software Development
· We deliver scalable enterprise systems, intelligent automation frameworks, and digital transformation platforms
· Cross-industry experience by sustaining global players in BSFI (Banking, financial services and insurance), Telecom,Retail & E-commerce, Energy and Utilities, Automotive, Manufacturing, Logitics, High Tech
· Global Presence: Switzerland, Germany, Austria, Sweden, Hungary, Slovakia, Serbia, Romania, and Indonesia
· International team of 500+ software engineers
· Strategic partnerships: Microsoft Cloud Certified Partner, Tricentis Solutions Partner in Test Automation and Test Management, Creatio Exclusive Partner, Doxee Implementation Partner
· Powered by cutting-edge technologies: AI, Data & Analytics, Cloud, DevOps, IoT, and Test Automation.
· Project beneficiaries ranging from large-scale enterprises to startups
· Stable growth and revenue increase year over year, a resilient organisation in volatile IT market conditions
· Quality-first mindset, culture of innovation, and long-term client partnerships
· Global and local reach – trusted by key industry players in Europe and the US

Responsibilities ::
• Design, train, and optimize large language models (LLMs) and transformer architectures.
• Develop and implement agentic AI systems, including multi-agent orchestration and hierarchical agent roles (planner, executor, verifier, critic, memory manager).
• Work with agent architectures such as ReAct, Reflexion, Voyager, AutoGPT, CrewAI, and AutoGen.
• Implement and maintain agent orchestration frameworks like LangChain, LangGraph, Semantic Kernel, LlamaIndex, and Swarm.
• Design and manage multi-agent communication protocols (e.g., MCP, A2A), including message passing, coordination, and negotiation strategies.
• Balance agent autonomy with human-in-the-loop governance mechanisms.
• Apply MLOps and LLMOps best practices for deployment, monitoring, scaling, and lifecycle management of AI systems.

Qualifications:
• Deep understanding of transformer architectures, attention mechanisms, and LLM training pipelines.
• Hands-on experience with multi-agent AI systems and orchestration frameworks.
• Strong knowledge of multi-agent communication protocols and hierarchical agent design.
• Expertise in MLOps / LLMOps, including automation, monitoring, and scaling of AI/ML pipelines.
• Ability to design AI systems with controlled autonomy and governance.
• Strong problem-solving, system design, and collaboration skills.
• Experience with AI agents in production environments.
• Knowledge of emerging agentic frameworks and research in autonomous AI systems.
• Familiarity with human-in-the-loop systems and ethical AI practices.

What We Offer

· Premium medical package
· Lunch Tickets & Pluxee Card
· Bookster subscription
· 13th salary and yearly bonuses
· Enterprise job security with a startup mentality (diverse & engaging environment, international exposure, flat hierarchy) under the stability of a secure multinational
· A supportive culture (we value ownership, autonomy, and healthy work-life balance) with great colleagues, team events and activities
· Flexible working program and openness to remote work
· Collaborative mindset – employees shape their own benefits, tools, team events and internal practices
· Diverse opportunities in Software Development with international exposure
· Flexibility to choose projects aligned with your career path and technical goals
· Access to leading learning platforms, courses, and certifications (Pluralsight, Udemy, Microsoft, Google Cloud)
· Career growth & learning – mentorship programs, certifications, professional development opportunities, and above-market salary

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