Principal Security Development Engineer

📋 Description R&D security systems and platforms (data security, desensitization). Design and implement security policies and detection logic. Identify security risks in business architecture and propose solutions. Participate in incident response and drive security improvements. Collaborate with infrastructure and risk teams to deploy security. 🎯 Requirements Bachelor's degree+; 3+ years R&D, security research preferred. Golang expert; Java/Python; strong data structures. Knowledge of XSS, SQL injection, permission bypass, data leakage. Familiar with security frameworks, middleware, and system design. Strong communication and cross‑functional project leadership. Cloud native security: Kubernetes, microservices, zero-trust. 🎁 Benefits Growth Fund for professional development. Regular internal events and workshops. Global collaboration with an international team. Career advancement in a fast-growing company. Internal mobility for long-term development.