Sheeba Dola

Cloud Migration for John Deere Region 1 applications:

• Managed cloud migration for Region 1 applications at John Deere, overseeing database and code verification. 
• Extracted and transformed database schema and objects from MS SQL Server to PostgreSQL. 
• Modified application code, and conducted thorough testing for successful deployment on AWS. Created test cases using react testing libraries Jest, Mock Service(MSW) and executed to verify the application functionality
• Managed the entire migration process, including database and code verification, to ensure compatibility  and functionality in the new cloud environment. 
• Successfully extracted and transformed database schema and objects from MS SQL Server to PostgreSQL,  optimizing performance and enhancing scalability. 
• Conducted comprehensive testing procedures to validate system integrity and functionality post-migration,  ensuring a smooth deployment and minimizing downtime. 

ePayment application: 

• Led the design phase for a multi-tenant ePayment application, leveraging Figma to create an intuitive and  user-friendly interface, enhancing user interactions. 
• Utilized React.js and Material-UI (MUI) for frontend development, ensuring responsiveness and aesthetics  in the application's interface. 
• Developed RESTful APIs using Python Flask, focusing on authentication and authorization functionalities to  ensure secure access to the application. 
• Implemented robust user management features catering to different roles, such as tenants, guests, and  administrators, ensuring efficient access control and user experience. 
• Designed end-to-end modules for user authentication, registration, and sign-in processes, integrating  authentication for enhanced security and user session management. 

eTime tracking:

• Developed and deployed scalable web applications using Node.js, Express.js, React, and Redux, optimizing performance and enhancing user experience.  
• Built robust RESTful APIs and backend services using Node.js and Express.js, ensuring efficient data handling  and seamless integration with frontend components. 
• Created responsive and interactive user interfaces using React and Redux, implementing state management  techniques to enhance user experience and application performance. 
• Designed and optimized database schemas and queries, utilizing SQL for relational databases and MongoDB  for document-based data storage and retrieval, improving data access efficiency. 
• Utilized Docker to containerize applications, streamlining deployment processes and ensuring  scalabilityacross different environments while reducing deployment time and configuration issues.

• Develop software applications writing clean, efficient code based on specifications.
• Extract, manipulate, and store data from a wide variety of sources  Develop back-end and front-end components to improve responsiveness and overall performance.
• Design, develop, test, document and maintain scientific and engineering software applications. 
• Review, modify and rewrite existing software to optimize it or adapt it to fit new requirements  Research, evaluate and implement third-party products and vendor applications.
• Enforce and maintain technical standards, performs design and code reviews for the development team through implementation of best practices and technical standard.

• Responsible for work on the various online transaction events to find out the flaws and risks of a transaction. 
• Research failures of concurrency issues for a wide range of duties related to the investigation and elimination  of online e- commerce risk. 
• Excellent problem-solving and analytical skills are used to authenticate customers and complextransactions. 
• Ability to retrieve data and perform complex analysis to reach data driven decisions on all aspects of risk for  Amazon Marketplace. 
• Analyzed key aspects of business to evaluate factors driving results and summarized into presentations. 
• Supported leadership team with reporting, analysis, and business presentations to inform divisional strategies. 
• Delivered analysis of market, sales, and consumer trend impact on long and short-term strategies. 
• Identified process inefficiencies through gap analysis and outlined sensible solutions

• Troubleshoot and resolve issues with software and hardware. 
• Patched software and installed new versions to eliminate security problems and protect data. Designed strategic  plan for component development practices to support future projects. 
• Resolved issues with systems, hardware, and telephones quickly and accurately. 
• Boosted network, system and data availability and integrity through preventive maintenance and upgrades.  Analyzed massive quantities of deep-dive information for Big Data projects. 
• Performed quality assurance and quality control assessments of support ticket fulfillment. Developed and  implemented bug fixes and patch sets for existing web applications. 
• Collected and monitored incoming data  from sources such as remote sensors, third party vendors and visual inspection