Giovanni Tataranni
Software Engineer
🔗 GitHub
🔗 LinkedIn
Software Engineer with 8+ years of experience in secure network solutions, performance optimization, and enterprise security.
Proven track record in designing and optimizing secure network platforms, leading cross-functional teams, and driving innovation in SD-WAN and cybersecurity domains. Strong advocate for collaborative development practices and continuous improvement.
Experience
Open Systems - Zurich, Switzerland
Staff Engineer
Leading the design and optimization of secure network solutions, platform architecture, and technology stack modernization. Collaborating with cross-functional teams to drive innovation and ensure seamless integration of all Open Systems services.
Contributed to the design of new security policy framework, drawing the path for simpler architecture and usability.
Raised awareness of current suboptimal developer experience, allowing for targeted improvements and increased productivity.
Senior Security Engineer
Extended and modernized Open Systems SASE (Secure Access Service Edge) platform, focusing on scalability and security enhancements.
Coordinated large and sensitive network redesign deployment to largest customer.
Led the implementation of a new tunneling feature to win major client and enhance competitive posture.
Automated patch testing procedures, reducing engineers chore time by 80%.
Security Engineer
Developed and maintained SD-WAN and Enterprise Network Security solutions using Go, Perl, and bash on Linux. Balanced 80% development with 20% operations responsibilities in a dynamic engineering environment.
Designed the migration strategy of legacy routing suite, allowing gradual transition to new technologies.
Standardised and codified the manual test procedures, improving testing efficiency and doubling up coverage.
Intense refactoring of legacy codebase, resulting in a 25% reduction in technical debt.
Aug 2019
UBS - Zurich, Switzerland
Software Developer & Red Team Specialist
Developed Java applications for distributed foreign exchange systems while participating in UBS Graduate Talent Program.
Contributed to adoption of Software Best Practices in the team, reducing onboarding time for new developers by 50%.
Completed 6-month rotation in Red Team Cyber Assurance, conducting full-spectrum security assessments, from reconnaissance to exfiltration, and delivering reports to senior management.
Jan 2017
GE Healthcare - Paris, France
Performance Optimization Engineer (Intern)
Master Thesis Project in medical imaging optimization.
Achieved 78% runtime performance improvement in C++ image processing algorithms for Contrast Enhanced Spectral Mammography through parallelization and algorithm optimization, by building a Poor Man's Profiler using perf and Flame Graphs.
Education
Apr 2017
Politecnico di Torino & Eurecom
Master's in Computer Engineering
Double Degree Program - Grade: 108/110
Politecnico di Torino, Italy & Eurecom, France
Specialization in Communications and Computer Security through Erasmus+ Double Degree program with Télécom ParisTech partnership.
Bachelor's in Computer Engineering
Grade: 108/110
Politecnico di Torino, Italy
Core Competencies
Architecture
  • Secure Application Design
  • SASE/SD-WAN Platforms
  • API Design
Development
  • Go
  • Perl
  • Python
  • C/C++
  • Linux Networking
  • Performance Optimization
Security
  • Red Team Operations
  • Cybersecurity Assessment
  • Network Security
Leadership
  • Cross-functional Collaboration
  • Technical Innovation
  • Team Mentoring
Languages
Native
  • Italian
Professional
  • English
Conversational
  • German (B1 Certified)
  • French
  • Spanish