Jayraj Arora Email & Phone Number

Fullerton, Ca, Us

Boca Raton, Florida, Us

Developed backend APIs and frontend components in a complete Agile workflow for terminal order creation and notification.Processed incoming webhooks and used AWS SQS queues to update microservices, enabling real-time terminal order processing.

Fullerton, Ca, Us

- Guide students in Web Backend Engineering, covering diverse topics including HTTP basics, API design, database management,scalability strategies like load balancing and database replication, and advanced concepts like asynchronous messaging.- Develop and deliver comprehensive learning materials, including slides, quizzes, and assignments- Taught Operating Systems to 80+ students, emphasizing practical concepts in OS using C++ within Linux.

Boca Raton, Florida, Us

- Boosted support team productivity by 20% by implementing RESTful APIs in microservices architecture powered by Spring Boot for store creation. Utilized DTO and Proto for interacting with microservices and implemented tracing and HTTP Request logging.- Facilitated the in-store payments of 200 stores by developing intuitive UI using reactive components in Angular.- Integrated terminal-specific filters for the support tool to boost the productivity of 6 implementation specialists.

Austin, Texas, Us

- Involved in 2 projects that were started from scratch and saw the development end-to-end.- Developed RESTful API in Java Spring boot framework using Hibernate as ORM for a job scheduler portal that automated business processes. Also built UI for job details and job sets and wrote PL/SQL procedures and functions for the same.- Over the same period, started the development of Tax based business rules in Groovy which were migrated from one application to another. Consumed EPM APIs to fetch and save Essbase data. Presented the challenges and feasibility of current project to multiple teams- Solved over 180 tickets managing customer requests and creating analytical reports.- In a team of 3, spearheaded the enhancement of an immigration approval tool by introducing risk analysis in the form of Machine Learning based prediction. Preprocessed data and tested and tweaked various models like Random Forest and Naive Bayes.- Revamped the codebase and database schema for a project for maintaining test scenarios of a product built in PL/SQL and Oracle APEX to improve future developments. Also implemented a script-based Python executable to parse excel to generate a scheduled plan which helped reduce manual overhead.- Trained three new people in the software tools to speed up the development process.- Conducted sessions on Cryptography for undergrad colleges affiliated with an NGO as part of the Oracle Volunteers team

Noida, Up, In

- Built code for bulk import of micro-categories, questions, and specifications seen on the IndiaMART website. Also, developed the portal of suppliers' authorization for validating certificate information.- Closed the issue of using new APIs using Casandra instead of the Old APIs using Oracle.- Provided the script for running multiple queries scheduled using Cron in an efficient manner to reduce the manual overhead of fetching data from multiple places.- Resolved 56 ad-hoc task tickets, increasing team efficiency by 15%.

Bhubaneswar, Orissa, In

- Consumed REST/SOAP APIs for the top-up service from the network operator and exposed REST APIs to the payment switch. Also consumed REST API from the network operator for fund transfer services and exposed REST APIs to the payment switch.- Integrated the HMAC and JWT authentication in the existing top-up application to improve the security of web services.- Restructured the entire code base to use coding standards, and best design practices, and improve code modularity. Used SonarQube along the way. Went through the code reviews to improve the quality of the code.- Delivered a solution for handling time-out scenarios to minimize client losses.- Integrated PHP Unit test case in top-up services which improved the code coverage by 30%.- Optimized page loading time of admin report by reducing database hits. Also reduced downtime by altering tables in MySQL online. The deletion of bulk data was handled in an efficient manner.

Bhubaneswar, Orissa, In

- Created API design from scratch for food delivery system to be showcased to the client- Conducted sessions on best practices of REST/SOAP architecture along with uses of TDD and BDD.- Engineered a solution to integrate Salesforce API with QuickBooks using PHP and JS eventually deployed on Heroku.- As part of the learning initiative, learned the basics of React/Redux and created an expense app.

Gurgaon, In

- Developed APIs using Open API specification and Django Python Framework. - Built services for vernacular support for the training-based module for new hires.- Build JSON documents, and API documentation for multiple web services and develop models for parameters and schema definition of Open API specification tool.- Used Python Django Framework to build REST Services and models to write complex business logic and Django ORM to optimize queries and implement lazy loading.- Created over 175 test cases to validate new changes and test existing changes according to the scenarios as required from the front-end.

Master Of Science, Computer Science

Bachelor'S Degree, Information Technology

Isc Science