Callum O'Prey

Address: Crossgar, County Down, BT30 9DA Email: callumoprey@gmail.com

Profile

First-Class Computer Science Graduate with professional 2nd-line IT support experience and a strong foundation in modern web, mobile, and desktop development. Highly motivated developer with a proven track record of planning, designing, testing, and deploying independent to public app stores. Always curious and eager to learn new skills and technologies.

Technical Skills

Frontend: TypeScript (Angular, Vue), JavaScript, HTML/CSS (Bootstrap, Tailwind)
Backend: Python (Flask, Django), Java (Spring Boot), C# (.NET, Unity), C++ (SFML)
Databases: MongoDB, PostgreSQL, MySQL, Cosmos DB

DevOps & Tools: Git/GitHub, Docker, Azure, GitHub Actions (CI/CD), Postman
AI & ML: Claude API, Copilot API, Gemini API, Scikit-Learn, TensorFlow, PyTorch

Employment

Oct 2022 – Oct 2023 - NICS IT Assist - 2nd Line Support Analyst - Dundonald

Resolved over 200 high-priority technical incidents across various government departments within a 1-year placement.
Diagnosed complex software, hardware, and network infrastructure issues (OS, browsers, M365, active directory, peripherals).
Wrote detailed knowledge-base articles and resolution notes to improve future troubleshooting for IT support teams.
Collaborated with colleagues via Microsoft Teams to troubleshoot complex cases and share expertise.

Education

Sep 2020 - Jul 2024 - Ulster University - Belfast

BSc Hons Computer Science - Graduated with First-Class Honours (1st)

Awards: 3x Dean’s List Recipient; Ulster Edge Excel Award for Professional Development.

Year 1 (2020-2021)

Programming I (Python) (70)
Programming II (Java) (76)
Database Systems (84)
Interactive Web Authoring (76)
Systems Software (75)
Computer Technology (71)

Average: 75

Year 2 (2021-2022)

Computer Networks (77)
Professional Development (70)
Systems Security (63)
Mathematics for Computing (88)
Web Application Development (86)
Software Development Practice (65)
Algorithms and Data Structures (79)

Average: 76

Year 4 (2023-2024)

Full-stack Strategies & Dev (77)
Cloud Native Development (70)
Computing Project (72)
Edge & Embedded Intelligence (67)
Artificial Intelligence (61)

Average: 70

Sep 2018 - Jul 2020 - South Eastern Regional College - Downpatrick

BTEC Level 3 National Extended Diploma in IT - Achieved triple distinction grade (DDD)

Sep 2013 - Jul 2018 - Crossgar St Colmcille's High School - Crossgar

8 GCSEs - ICT (B), Science: Single Award (B), English Language (B), Mathematics (B), Religious Studies (B), Business Studies (C), Learning for Life and Work (C), Geography (D).

Certifications

Docker Foundations Professional Certificate – Docker, Inc. (Jul 2025) View
Microsoft Security Essentials Professional Certificate – Microsoft & LinkedIn (Jul 2025) View

Hobbies and Interests

Coding & indie game development
Digital drawing and 2D animation
3D modelling and asset creation
Playing piano