Data Scientist
Bucharest
Data Engineering /
Full-time /
Hybrid
Qualysoft Group
Founded in 1999 in Vienna, Austria, with over 25 years of industry experience
Present today in Austria, Romania, Germany, Hungary, Switzerland, Slovakia, Serbia, Sweden, and Indonesia
A team of 500+ international IT experts, consultants, and engineers
Focused on delivering custom software development, enterprise integration, and end-to-end digital solutions
Trusted technology partner for leading companies in Banking, Telecom, Energy, Public Sector, Manufacturing, and IT
Recognized industry partnerships:
– Microsoft Solution Partner
– Tricentis Tosca Premium Partner & Certified Implementation Partner
– Aurea CRM Certified Partner
Specialized in building scalable enterprise systems, automation frameworks, and digital transformation platforms
Agile delivery model with local delivery centers + nearshore teams across Europe and Asia
Strong culture of long-term client partnerships, quality-first mindset, and technology innovation
Qualysoft Romania
Present in Romania since 2007, office located in Bucharest – Bd. Iancu de Hunedoara 54B
Biggest projects in fields such as Technology, Banking/Finance, Telecommunications, Cybersecurity, AI, Automotive, Retail, and Public Sector
Local + international clients: RO / EU / US / including strategic accounts and global programs
Varied mix of projects in terms of modern technologies (Java, .NET, Node.js, Angular, React, DevOps, Cloud, AI), budget sizes, and working models (onsite/hybrid/remote)
Teams built around expert/architect/TL profiles with 10–12+ years of experience, involved directly in architecture and decision-making
Supportive mentality – you’re involved in shaping benefits, tools, team events, and internal practices Strong focus on professional development, mentorship programs, certifications, and a track record of above-market salary growth
Startup mentality + enterprise maturity – we value ownership, autonomy, and a strong work-life balance
Culturally diverse, fun, and proactive team with international exposure, flat hierarchy, and team buildings you actually want to attend
Responsabilitites
- As a Marketing Data Scientist (m/f/d), you will play a key role in improving how we connect with millions of customers - online and offline.
- You will drive data-powered marketing strategies and optimize attribution models. In detail you:
- Analyze customer, marketing, and onsite data using SQL and Python to enhance marketing campaign performance and customer engagement.
- Develop, expand, and optimize Data Science use cases such as attribution modeling, bidding optimization, and campaign performance forecasting using open-source technologies.
- Build and maintain self-service BI solutions tailored to marketing teams, enabling data-driven decision-making. Collaborate closely with marketing, CRM, and product teams to bridge data science and business needs.
- Support marketing automation and personalization initiatives with advanced models and actionable insights.
Requirements
- Solid experience in forecasting models and predictive analytics using machine learning and statistical methods.
- Strong understanding of onsite tracking (e.g., Google Analytics, GA4) and online marketing metrics.
- Hands-on experience with Python for statistical modeling and automation.
- Advanced knowledge of SQL (BigQuery or Redshift preferred).
- Familiarity with CRM systems and marketing automation tools .
- Strong grasp of digital marketing strategies and KPIs.
- Technical Skills:
- Proficiency in Python and SQL programming.
- Experience with data transformation tools (e.g., dbt).
- Familiarity with virtualization (e.g., Docker).
- Experience with data visualization tools such as Tableau, Power BI, or similar.
- Knowledge of machine learning frameworks such as TensorFlow, PyTorch, or Scikit-learn.
- Marketing & Analytics Knowledge:
- Expertise in attribution modeling, bidding strategies , and testing methodologies .
- Understanding of key marketing platforms (Paid Search, Social Media, Display, etc.).
- Ability to translate complex data into meaningful recommendations for marketing.
- Soft Skills:
- Agile, proactive, and hands-on mindset.
- Strong communication skills , both within the team and across departments.
- Passion for working with people and exploring new technologies .
- Confident in spoken and written English .
Why choose us:
Complete Business Overview
Career growth in International Business and/or Management
Start-up mentality under the umbrella of a secure multinational
Career growth in Software Development, international exposure
You have the flexibility to choose your next project, in order to better meet your career path / technical needs
Access to learning platforms, courses and certifications (Pluralsight, Udemy, Microsoft Certifications, Google Cloud Platform Certification)
Great colleagues, events and activities
Flexible working program, remote openness
Premium Medical package
Lunch Tickets, Pluxee Card
Bookster;
13th Salary
Yearly bonuses
