Thanasis Koufos

Collaborated with the product team to define, design and ship features for custom web applications using FastAPI/Python and PostgreSQL. Applied AppSec best practices via CI/CD, achieving 0% security incidents.

Contributed to architecture decisions and built Node.js/FastAPI features with queue-based background jobs. Profiled and fixed performance bottlenecks and bugs via CI/CD, and participated in Scrum ceremonies.

Delivered CMS projects (WordPress, OpenCart, React, JavaScript, PHP) integrated with MySQL and built custom web applications supporting business growth. Applied security best practices within a development team, achieving 0% security incidents and 100% customer satisfaction.

Resolved 200+ customer issues daily (target: 150) with >90% satisfaction. Delivered ~€1M in financial gains for Cosmote (€23 revenue per €1 salary).

Grew online education platform from €0 to €3,000/month revenue in one year, serving 40,000+ students, 1,800+ teachers, and 280+ courses. Ensured website security and 100% legal/tax compliance.

Managed 100+ personnel daily with 100% compliance and completed a 12-month NATO mission abroad with 100% success. Protected classified information, personnel, and facilities.

Currently pursuing The Complete Web Development Bootcamp.

Currently pursuing Certified Information Systems Security Professional certification.

MSc in Information Systems with a focus on Software Engineering, completed from 2020 to 2023.

Bachelor of Defence Officer - Program Management degree from the Hellenic Military Academy.

Completed professional development course in Data Security - CyberSecurity.

Completed professional development course in e-Commerce.