Backend Engineer · Cloud · Data Systems

Girish Kasturi.

Building what performs.

4+ years crafting secure, high-performance cloud architectures across healthcare, retail, and insurance — specializing in Java, AWS, and serverless systems.

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4+
Years Experience
3
Industries
AWS
Cloud Platform
Java
Primary Stack
About

Engineered for performance.
Built for scale.

Backend Engineer with 4+ years of experience in cloud-based application development, specializing in Java and JavaScript across healthcare, retail, and insurance. Delivered high-volume merchant APIs, drove Node.js to Java modernization, designed a serverless patient intake backend on AWS, and built AI-driven automation to generate CSV and Excel reports by date range — focused on secure, high-performance, scalable architectures.

Expertise

The full stack.
From code to cloud.

⌨️
Languages
JavaTypeScriptJavaScript
⚙️
Frameworks
Spring BootSpring BatchNode.jsServerless v3
☁️
AWS Cloud
LambdaAPI GatewayDynamoDBS3SQSCloudWatch
🗄️
Databases
DynamoDBMongoDBSingle-Table Design
🤖
AI & Automation
AI Report GenerationCSV/Excel AutomationDate-based Extraction
🛠️
Tools & DevOps
GitHubGitLabJiraPostmanNew Relic
Career

Where impact
was delivered.

7-Eleven
Oct 2025 – Present
● Active
Backend Engineer
  • Delivered merchant onboarding & settlement APIs for 7NOW using Java, Spring Boot, and MongoDB, supporting high-volume transaction processing.
  • Built Spring Batch workflows for merchant settlement file processing and downstream reconciliation logic.
  • Led backend modernization — migrated Node.js services to Java for improved maintainability and long-term support.
  • Implemented New Relic monitoring for batch jobs and backend service health tracking.
  • Built an AI-driven report generation system that auto-produced CSV and Excel files by date range, eliminating manual extraction and cutting reporting turnaround time significantly.
Newton Health
Oct 2023 – Sep 2025
Backend Engineer
  • Architected a serverless patient intake backend using AWS Lambda, API Gateway, DynamoDB, S3, and SQS with TypeScript.
  • Engineered RESTful APIs for appointment CRUD, patient auth, and file management.
  • Designed a DynamoDB single-table schema with composite keys and GSI (MD5 hashing) for efficient patient lookups.
  • Built S3 presigned URL service with practice-aware bucket routing and environment-driven access control.
  • Integrated SQS event-driven pipelines to push appointments to an external Mendix platform.
  • Optimized large payload performance using zlib-based JSON compression.
Sureify Labs
Jun 2021 – Sep 2023
QA Engineer
  • Performed functional, transactional, and accessibility testing for insurance-domain applications.
  • Collaborated with product and dev teams to validate requirements and support release readiness.
  • Used Playwright to build automation scripts, improving test coverage and reducing manual effort.
Academic

The foundation
behind the work.

Graduate · M.S.
Information
Systems
Central Michigan University
Undergraduate · B.S.
Mechanical
Engineering
Prasad V Potluri Siddhartha Institute of Technology
Contact

Let's talk.

Open to new opportunities, collaborations, and interesting problems worth solving.

✉️
Email
girishkasturi1234@gmail.com
📱
Phone
989-944-9378
💼
LinkedIn
linkedin.com/in/girishkasturi