About our Team: At Kaplan Test Prep (KTP), we've built a modern learning platform called Atom using microservices architecture in Amazon Web Services. Atom helps learners achieve their learning goals higher test scores in test prep or passing license-based exams with confidence. We use research and learning sciences to deliver optimized learning experiences, with high-quality educational content. We are organized as agile, full-stack teams around thematic goals as opposed to organizing around technology skills. Atom has seen significant adoption at KTP in the last couple of years and we are now commercializing the platform by making it available as a service to external customers. This transformation requires building a world-class team and that is where you come in. If you are a great software engineer looking to do great work and learn from some very talented engineers in ed tech, please read on. Job Description: As a Principal Engineer/Architect, you will be responsible for owning the architecture of the Atom platform with a focus on high performance, scale & reliability using modern development, deployment and monitoring technologies. We have full-stack teams, where designers, product managers, and engineers work closely to build products that delight our customers. What would you do? * Lead the platform architecture work and make sound architecture decisions in collaboration with other tech leads. * Ensure teams adhere to good architectural principles and meet requirements around performance, scale, and stability. * Keep yourself up to date on the latest digital technologies and help drive innovation at Kaplan * Execute POCs and enable teams of software engineers to adopt new technologies into the platform. * Work on fast-paced, agile engineering teams * An attitude of quality, diligence and thoroughness is essential * Be a role model for writing high-quality code and unit tests * Maintain high test coverage across unit, functional and integration test suites * Conduct regular system deployments using our AWS-native continuous delivery pipeline * Improve documentation of processes and systems * Troubleshoot existing systems and applications What do you need to have? * Experience with large-scale production systems (i.e. scalability, high-availability, resiliency) with the ability to optimize implementation across all layers of architecture * Extensive experience with modern web stack technologies, including detailed knowledge of Node, APIs, AWS, Angular with the ability to pick new technologies and programming languages * Expertise in API design and usage * Extensive knowledge of relational and NoSQL DBs and caching technologies. * Dedication to the practice of unit testing * Experience with light-weight and/or agile, test-driven development methodologies * Experience with cloud-based services and architecture * Interest in education and having a positive effect on learners * Minimum 7 years of Software Development Experience What does success at KTP look like? * You are passionate about working in an organization with a noble mission * You innovate and help others along the way * You are an organized, goal-oriented, motivated self-starter who can work well in a team environment * You are a team player and a strong problem-solver * You are a quick learner with a bias towards action * You possess excellent communications skills, with the ability to work with business users as well as other members of the engineering team Education: * BS/MS in a relevant field (Computer Science, Engineering)