• Led the design and implementation of a microservices infrastructure, achieving high scalability, a 70% performance improvement, and significant reduction of bottlenecks.• Overhauled and refactored the core backend architecture, optimizing the platform's logic for importing, processing, and writing over 1 million findings and assets, while managing complex calculations and implementing advanced backend functionalities.• Designed and implemented a comprehensive solution to boost performance and multitasking capabilities by incorporating rate-limiting strategies, worker-threads architecture, and efficient large file streaming between services.• Collaborated closely with the Chief Product Officer (CPO) to plan, design, and execute complex tasks across the development team, enhancing the performance and stability of our SaaS platform.• Led the DevOps domain, overseeing the design and implementation of the complete infrastructure, including Kubernetes (K8S), CI/CD pipelines, monitoring systems, database management, and Airflow.• Developed and delivered over 20 key features, encompassing the full cycle of coding, testing, and deployment.• Engineered a core Risk Scoring functionality, significantly enhancing our SaaS platform's ability to efficiently and accurately process millions of vulnerabilities at scale.• Streamlined database interactions by creating a standardized Data Access Object (DAO) layer.• Architected and developed a dynamic multi-tenant database connection system that automatically adapts to varying user contexts, supporting thousands of connections simultaneously, and significantly enhancing system responsiveness and resource efficiency.

• Designed and implemented a PostgreSQL infrastructure, including adapters, classes, cross-service functionalities, and a comprehensive migration plan.• Mentored teammates and led the onboarding process for new developers.• Developed an OAuth infrastructure supporting multiple connection methods, supporting hundreds of end users.

• Designed and developed enterprise-level applications using C# and .NET technologies.• Collaborated closely with the product team to align technical solutions with business requirements.• Ensured software met high standards of quality and functionality.• Debugged both frontend and backend systems to create user-friendly applications.