For PEAPOD -

Developing and maintaining payments and cart micro service through API development, building new features while debugging and resolving any production issues.

Contribution towards cart team -

• Joined in at a crucial moment when ATG migration was being done. Old code was migrated to a new spring boot monolith application with more than 50 API's to migrate

• Contributed to the migration in a fast paced agile environment to meet deadlines

• Involved in design discussions with team and developed all layers of api (controllers/facade/services/dao)

• Reduced latency of add to cart api by 15%, that is, optimized it to be within 1s

• Added new routes using spring cloud gateway to provide front end access to back end api's through routers

• Made production releases through Jenkins CD using both canary and rolling deployment approaches

• Added unit & integration tests using Mockito to ensure correctness in code and business logics and in achieving higher code coverage

• Part of rotation policy for PagerDuty incidents and on-call shifts

Contribution to payments team -

• Sole owner and maintainer for payment micro service code base and bridging the gap between cart core services and back end systems

• Maturely upgrading and maintaining the micro service by adding new & essential features

• Added Hazelcast caching in the application to reduce the million's of api calls to the downstream

• Added and integrated new payment methods such as Apple Pay in the system as part of platform development

• Migrated complete payment repository from Bitbucket to Github and moved the deployment process to Azure DevOps Pipeline run through Github actions

• Ensured no downtown while migration was being done to Azure DevOps Pipeline by using canary approach of deployment while monitoring Datadog

• Added new api's as per scrum requirements

• Collaborated with different teams to fulfill new business requirement

• Part of rotation policy for PagerDuty incidents and on-call shifts