Sorojit Paul

IT Infrastructure Specialist

International Marketing Communications • Temps plein

Jan 2016 - Present • 10 yrs 8 mos

Lead Cloud & IT Infrastructure professional responsible for designing, implementing, securing, and optimizing enterprise IT environments across cloud and on-premises infrastructure. • Architected and migrated enterprise applications and infrastructure to AWS Cloud, improving scalability, reliability, security, and achieving up to 99.9% uptime while reducing infrastructure costs by approximately 20%. • Designed and managed AWS environments including EC2, RDS, VPC, Elastic Load Balancing, Auto Scaling, EFS, SNS, IAM, Security Groups, and Network Security. • Managed Linux/Ubuntu servers, Apache, Nginx, PHP, PHP-FPM, MySQL, Redis/Valkey, SSL/TLS, DNS, monitoring, backups, performance optimization, and production deployments. • Developed and maintained backend infrastructure and application environments using PHP, CodeIgniter, MySQL, REST APIs, and caching technologies. • Implemented IT security practices including server hardening, access control, firewall/security-group configuration, SSL certificates, vulnerability mitigation, monitoring, and secure deployment processes. • Designed virtualization and infrastructure solutions to improve resource utilization, availability, scalability, and operational efficiency. • Troubleshot complex production issues involving application performance, databases, networking, servers, cloud infrastructure, and security. • Led cross-functional technical initiatives and collaborated with business teams to align IT infrastructure and technology strategy with organizational requirements. Key Projects • Traveller App – Backend infrastructure and cloud architecture supporting a large-scale travel application. https://play.google.com/store/apps/details?id=com.traveller • Traveller Discover – Backend and infrastructure support for the Traveller Discover mobile application. https://play.google.com/store/apps/details?id=com.traveller.discover