• Owned multiple Golang microservices end-to-end as a code owner, maintaining and redesigning the services to make them resilient, performant, and scalable while handling hundreds of millions of events per day using Kafka (AWS MKS), SQS, and Kubernetes

• Built and deployed infrastructure using Terraform and Terragrunt modules across Dev, QA, and Prod environments

• Developed GraphQL services for the backend using AWS Appsync, AWS Cognito and Lambda across multiple data sources such as DynamoDB and PostgreSQL

• Led a critical regulatory initiative to implement sanctions checks (OFAC) for Capital One’s Secured Card customers, using Java Spring Boot and Golang for the API components

• Developed an agent history report feature within Secured Card’s agent portal using Node.js and Angular, saving agents 5 hours a week of manual transaction summary reporting

• Transitioned Secured Card’s internal APIs to incorporate serverless technologies such as AWS Lambda, SQS, and CloudWatch Events, decreasing server maintenance efforts and costs

• Developed an aggregation library used by our currency transaction reporting (CTR) platform to interface and aggregate transactional data with AWS DynamoDB

• Built integration testing pipelines across multiple microservices, and redesigned existing integration testing framework to reduce testing times by 75% via implementing polling

• Implemented a solution to optimize Spark Structured Streaming code written in Java through partitioning and cluster tuning to improve performance by 40%, and developed the performance testing utilities for the team

• Mentored software engineering interns, conducted technical interviews, and presented technical topics to developers and leadership

• Developed an internal assessment platform for cross-departmental utilization for determining employee skills

• Modernized a legacy AngularJS application, while utilizing React/Redux to improve UI responsiveness and rendering times by 27%, and improving maintainability of backend using Node.js and PostgreSQL

• Implemented real-time metrics tracking and aggregation using WebSockets to assess user activity and provide automated feedback, thus improving user platform engagement

• Wrote and maintained a thorough suite of 160 automated tests across all React components using Jest and Enzyme

• Designed a migration plan to transition various application components to AWS by utilizing RDS, EC2, Lambda, and S3