Open Systems Technologies

Apr 11, 2021
Open Systems Technologies Toronto, ON, Canada
10+ roles for large scale existing projects.   Clients: Major Banking & Financial Services   Senior Full Stack Java Developer Long term contract Toronto/Mississauga (Remote due to COVID)   Backend (Required): 1. Experience in developing low latency and high throughput APIs using Spring Boot. 2. Strong Core Java and functional programming experience. 3. Strong experience in data modeling and experience with relational and no-sql database, Oracle, and MongoDB. 4. Understanding of integrating APIs with third party libraries/vendors and handle the security around it. 5. Responsible for server-side design & development. 6. Development of common, reusable components and services. 7. Ability to take initiative to research, learn and recommend emerging technologies. 8. Ability to work with global teams and lead them on critical project initiatives. 9. Responsible for peer code reviews, unit testing, leveraging CICD pipeline of an application.   Frontend...
Mar 30, 2021
Open Systems Technologies Toronto, ON, Canada
Senior Big Data/Spark Developer Long term contract Toronto/Mississauga (Remote due to COVID) Job purpose: • Spark Developer with strong analytical and technical ability with experience in Hadoop ecosystem. o Must Have – In-depth knowledge and hands on experience on Hdfs, apache spark using Python/Scala/Java. Should have worked on all three APIs Dataset/Data Frame/RDD. • Must Have - Core Java experience • Responsible for development and deployment of Hadoop applications • Good to have NOSQL DB experience like HBASE o Experience of using Agile Methodology, for development, is a good to have. o DevOps implementation is a good to have • Must have Good analytical skills in order to filter, prioritize and validate potentially complex information from multiple sources • Able to work independently, good communication skills, • Applies skills and knowledge of the business to develop creative solutions to meet client and business needs • The candidate will...