Web or system-level programming or scripting in several languages (C/C++, Java, Python, Go, Shell, PL/SQL, JavaScript, TypeScript, HTML/CSS).
- API development (REST/SOAP/gRPC using Spring Boot, Gin, Flask)
- Frontend development (JavaScript/TypeScrip using React)
- Database development (Any relational database)
- Application development (C/C++/Go from CLI tools to drivers)
- Scripting (Python/She'll)
- Application security and testing
- Vulnerability management
- Cryptography
- Testing