Recommended expert

Doncho Panayotov

AI Engineer / Data Scientist

Doncho Panayotov
Tarmstedt, Germany

Experience

Sep 2023 - Present
2 years 5 months
Germany

AI Engineer / Data Scientist

Freelance

  • Designed and implemented scalable data governance frameworks for healthcare, energy, and telecom enterprises.
  • Architected data models in Azure Synapse & Power BI, enabling high-performance reporting and scalability.
  • Led migration of legacy BI systems to cloud infrastructure, improving efficiency and resilience.
  • Acted as a technical consultant, advising clients on architecture improvements and implementation strategies.
Jan 2023 - Aug 2023
8 months
Germany

Data Analyst / Data Engineer / Data Scientist

o2 Telefónica

  • Introduced an enterprise-wide data catalog, enhancing discoverability and governance.
  • Developed complex BI dashboards with DAX & Time Intelligence, delivering key insights to business leaders.
  • Partnered with business departments to translate requirements into technical implementations, ensuring adoption and impact.
  • Supported cross-functional teams in enterprise digital transformation initiatives.
Sep 2020 - Dec 2022
2 years 4 months
Germany

E-Commerce Data Manager

Freelance

  • Built ETL pipelines with Python (pandas, NumPy) for large-scale e-commerce datasets.
  • Integrated predictive ML models into Django applications to optimize customer experience.
  • Delivered real-time dashboards in Power BI to support decision-making and revenue growth.

Summary

Multilingual Data Scientist / Solutions Engineer with 4+ years of experience designing and implementing data-driven solutions in enterprise environments. Strong background in Python, SQL, JavaScript, Azure, and BI platforms, with proven expertise in data modeling, system migration, and scalable architectures. Experienced in customer-facing roles, collaborating with business stakeholders to align technology with business value. Passionate about cloud technologies, distributed systems, and AI/ML applications, with excellent communication and problem-solving skills.

Skills

  • Programming & Data: Python (4+ Yrs), Sql (4+ Yrs), Javascript (4+ Yrs)
  • Cloud & Platforms: Microsoft Azure (3+ Yrs), Power Bi, Synapse, Microsoft Bi Stack
  • Architectures: Distributed Systems, Data Governance, Migration Of Legacy Systems
  • Pre-sales & Consulting: Stakeholder Engagement, Technical Advisory, Enterprise Bi Strategy
  • Ai/ml: Predictive Modeling, Data Pipelines, Feature Engineering, Real-time Analytics
  • Other: Agile Methodologies, Cross-functional Collaboration, Presentation & Demo Skills

Languages

Bulgarian
Native
German
Advanced
English
Advanced
Spanish
Advanced

Education

Oct 2022 - Jun 2024

DHBW/FOM University of Applied Sciences for Economics & Management

Bachelor of Science, Business Informatics · Business Informatics · Germany

Sep 2011 - Jun 2015

IES Bernat Guinovart

Professional Training in Administration & Accounting · Administration & Accounting · Spain

Certifications & licenses

Improving Your Business Through a Culture of Health

HarvardX

Data Science: Inference And Modeling

HarvardX

Python For Data Science

IBM

Introduction To Neuroscience

MicroBachelors

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