Senior Software Engineer

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 Lead Software Engineer to work on Qualys next-generation Platform & Middleware. Working with a team of engineers and architects, you will be responsible for prototyping, designing, developing and supporting a highly scalable SaaS-based cloud security platform. This is a great opportunity to be an integral part of a team building Qualys next generation microservices-based technology platform processing over 100 million transactions and terabytes of data per day, leverage open source technologies, and work on challenging and business-impacting projects

Responsibilities:

Co-develop Qualys best-in-class next-generation platform and middleware products

Create high-performance APIs, libraries and microservices that scale to meet/exceed the demands of processing over a 100 million transactions and terabytes of data per day

Research, evaluate and adopt next generation technologies

Produce high quality software following good architecture and design principles that you and your team will find easy to work with in the future

Requirements:

3+ years as a hands-on engineer developing SaaS based software products and solutions for service oriented deployments in public (AWS, Azure, Rackspace, etc.) or private clouds.

Have built scalable SaaS platforms utilizing microservices/distributed systems architecture using:

RESTful API's consumed by internal and external partners

Messaging middleware using JMS, AMQP, Kafka, NATS, etc.

In-memory caching using Redis, Memcached, etc.

Strong Java programming skills including object oriented design, prototyping, development, testing, profiling, etc.

Knowledge of JVM concepts like garbage collection, heap, stack, profiling, class loading, etc.

Understand data structures and algorithms

Expertise with RDBMS systems (preferably Oracle)

Experience with NoSQL databases (preferably Cassandra)

Bachelors/Masters/Doctorate in Computer Science or equivalent

Bonus Points if you have:

Built a technology platform from the ground up

Developed search based applications using Elasticsearch or Solr

Worked with Angular.js, React, D3.js or other JavaScript frameworks