Full Stack Engineer IVHands-on design and development for customer-facing applications that require high availability, concurrency, multi-tenancy, high scalability for a large global user baseWork as a full stack engineer on different layers of the product. Build new features using TDD (Test driven development) and Domain-driven design in a DevOps environment with continuous integration, regression, and deployment, while maintaining the existing system and codebase.Ensure feature quality by extensive testing covering different aspects such as unit, integration, functional, performance and regression with a focus towards automationResponsible for development to deployment including troubleshooting and production fixesFine-tune system at different layers for optimal performance at scale; using system profiling tools and stress testing to find and fix weak spotsExpert knowledge of computer science, with strong competencies in data structures, algorithms, and software designMust have strong skills in enterprise Java technology stack including JEE, Spring Boot, JPA/Spring Data, REST APIs, Swagger, maven, Hibernate ORM, JUnit, stress testing tools such as JMeter/Load RunnerExperience with micro-services architecture, Docker eco-system and API first approach with hands-on expertise in developing rest APIs supporting multiple versionsHands-on experience in server-side JS technologies such as NodeJS is a big plusExperience in JavaScript, React.js and its core principles, React.js workflows (Redux), webpack, Babel, NPM is a plusExperience in UI development with HTML5, CSS3, CSS Pre-processors like SASS/LESS, Semantic HTML, Web Automation with Selenium, Unit testing with JestExperience with relational databases (transactional and non-transactional), database architecture and distributed cache & transaction managementKnowledge of NO-SQL technologies like Cassandra, MongoDB is a big plusShould have good knowledge of Agile/Scrum, continuous integration and deploymentBS/MS degree or equivalent with 7+ Years of overall experience in web application design and developmentFounded in 2007, InterSources Inc is a Small Business Enterprise (SBE), Minority Business Enterprise (MBE) & Women-Owned Small Business (WOSB) certified Company specializing in providing IT Consulting, IT Staffing Solutions, and Software solutions. We have been recipients of Various Awards under "Fastest Growing IT Consulting and Software Company " and "Excellence in Technology Services "