UNIX / Linux administration for 20+ years, extensive experience in:
- Writing command line tools,
- Scripting,
- Open source software administration,
- Working with high scale clusters.
Experienced in networking, design and development of very high traffic systems.
Offensive and defensive security operations, penetration testing, risk assessment.
Developed many automation, monitoring and network services solutions.
Experienced in RDBMS and working with NoSQLs.
Actively using PHP, Javascript, C#, Golang, C/C++.
Developed front-end web pages with HTML5, CSS3, and JavaScript.
Currently working in niche projects in defense industry.
Liaised effectively with customers to determine project scope and project timelines.