
Stefan Bonteanu
Junior Developer
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About
Recent computer science graduate with a strong technical foundation across Java OOP, Python-based machine learning, and native mobile development. Experienced working in Agile environments, building complex systems from the ground up, and communicating technical concepts clearly to varied audiences. Passionate about the intersection of technology and AI, with practical experience engineering predictive classification models.
Eager to contribute to and grow within a structured, international technology environment.
Experience
Retail & Customer Service Assistant at Sainsbury's (2024-05 – 2025-06)
Operated effectively in a fast-paced, team-based environment, demonstrating collaborative and proactive approach. Trained new colleagues on operational procedures and maintained high accuracy in daily transactions.
- Operated effectively in a fast-paced, team-based environment, demonstrating the collaborative, proactive approach
- Trained two new colleagues on operational procedures, developing the ability to explain processes clearly and build confidence in others
- Maintained 99.8% accuracy across approximately 100 daily transactions, reflecting high attention to detail and reliability required in a regulated, data-sensitive environment
Education
BSc Computer Science (Hons) in Computer Science – Kingston University (2022 – 2026)
BTEC Level 3 Extended Diploma in ICT, Business, Creative Media – Glenthorne High School Sixth Form
GCSEs in Maths, English, Combined Science – Oaks Park High School