Infrastructure & Backend Engineer, Cloud Web Application (AWS / Serverless) -- Finance / Web services
July 2022 – present
Scrum team role combining AWS infrastructure and backend development with CDK-based environment management and external API integration.
- Designed and implemented serverless platforms and backend features with TypeScript and AWS CDK
- Built and evolved architectures using API Gateway, Lambda, RDS, Step Functions, SQS, CloudFormation, Route 53, CloudFront, and S3
- Owned GitHub Actions CI/CD, external API integrations, new AWS service introductions, and operational improvements
- Covered requirements clarification through design, implementation, testing, and maintenance in Scrum
Backend Engineer, Financial Platform Support (Azure) -- Finance
February 2021 – May 2022
Backend and Azure platform work using Python and Shell in a finance system support project.
- Developed backend and operations-related features with Python and Shell
- Implemented platform capabilities with Azure Batch, Storage, Container Registry, VM, Security Center, and Monitor
- Delivered continuous implementation, testing, and fixes in a GitLab / Jenkins workflow
Backend Engineer, Used Mobile Certification System (GCP) -- Trading company / Services
February 2020 – January 2021
Backend developer on an agile team for a used-mobile certification system for a trading company.
- Implemented and tested backend features in Go
- Built cloud applications using GCP managed services
- Delivered both enhancements and new features in an agile cadence
Developer, Internal Web Application (On-premises) -- Internal / Business systems
April 2018 – March 2019
End-to-end frontend and backend delivery from requirements through testing for an internal system.
- Owned requirements, basic/detailed design, implementation, and testing
- Delivered business feature changes centered on Java / Spring Boot
Maintenance / QA, Municipal System Package Support -- Public sector
September 2017 – December 2017
Unit/integration testing and maintenance support for a municipal business system package.
- Executed unit and integration tests and verified post-change behavior
- Handled maintenance work and defect investigation