Come work at a place where innovation and teamwork come together to support the most exciting missions in the world! We are seeking a talented Principal Software Engineer to help build next generation products from ground-up. Working with a team of engineers and architects, you will be responsible for developing and supporting a highly scalable SaaS based Security Analytics product. This is a great opportunity to be an integral part of a team building Qualys’ next generation Micro-Services based technology platform processing over a 100 million transactions and terabytes of data per day, leverage open-source technologies, and work on challenging and business-impacting projects. Qualifications: 4+ years of hands on development experience in NodeJs Experience with high-throughput message queueing systems (Kafka/Resque/etc). Experience of deploying microservices CI/CD, Docker, Kubernetes. Proven understanding of software development best practices and design patterns. Writing high-performance, reliable, and maintainable code. Self-motivated, go-getter, passion for learning, strong communication skills. Knowledge of security devices, hybrid cloud services - AWS/GCp/Azure, networking is big plus. Experience managing and enhancing CI/CD pipeline software/tools, such as Jenkins. Experience with Docker.