# Elle Tojaroon

> Senior Software Engineer at Microsoft

Location: Greater Seattle Area, United States
Profile: https://flows.cv/elle

## Work Experience
### Senior Software Engineer @ Microsoft
Jan 2024 – Present | Redmond, Washington, United States
Drives engineering for the domains and certificates platform within Microsoft Azure App Service. Focuses on building secure, scalable, and compliant cloud infrastructure by modernizing legacy systems into distributed architectures on Cosmos DB, automating certificate lifecycle management with CA integrations, and strengthening DNS and billing reliability. Responsibilities also include supporting global live-site health through on-call operations, ensuring millions of customer applications remain secure and available.

### Senior Software Engineer @ Regrello
Jan 2023 – Jan 2024 | Greater Seattle Area
Built and scaled core platform infrastructure with a focus on security, identity, and workflow automation. Designed and implemented SCIM and SSO integration with Azure AD to streamline enterprise identity management. Enhanced the workflow engine with dynamic conditional branching to support complex workflows. Strengthened security by migrating vulnerable GraphQL interactions to REST, and delivered workflow SharePoint integration.

### Senior Software Engineer @ Microsoft
Jan 2022 – Jan 2023 | Redmond, Washington, United States
Design, develop, and implement certificate and domain-related features for Azure App Service, Microsoft's flagship Platform as a Service (PaaS) offering for web application development, deployment, and scaling. Work closely with cross-functional teams to ensure seamless integration of SSL certificate and domain-related functionality with other app hosting features and optimize performance and reliability of these features in Azure App Service.

### Software Engineer II @ Microsoft
Jan 2020 – Jan 2022 | Redmond, Washington, United States

### Software Engineer @ Microsoft
Jan 2019 – Jan 2020 | Redmond, Washington
- Owning and developing new features for App Service Domains and App Service Certificates including supportabilities and live bug fixes for external customers
- Integrated Azure Event Grid to Azure App Service platform architecture using C#, networking and API management on high-scale distributed architecture
- Working on new certificate feature and taking it to public preview in 2019 Microsoft Ignite Conference

### Software Engineering Intern @ Microsoft
Jan 2018 – Jan 2018 | Redmond, Washington
- Developed Azure Key Vault integration feature to Azure App Service in C#, allowing users to use references to Key Vault as application secrets
- Designed and optimized the integration runtime with cache, throttling, synchronization, and database management
- Learned complex internal architecture of distributed computing and components of the team codebase

### Software Engineering in Google CodeU program @ Google
Jan 2018 – Jan 2018 | Virtual
- Collaborated with a team of peers to ideate, design, and build a web application using Java, JavaScript, HTML and CSS over the course of 12 weeks, leveraging Java servlets, AppEngine, and the Google Cloud Platform and APIs.
- Learned, practiced, and implemented industry best practices such as: contributing to Open Source software using Git and GitHub, conducting regular code reviews with/for teammates, extending an existing codebase, writing clean code and tests using dependency injection, designing new components and interfaces and leading them to completion.
- Created and managed stories for weekly sprints
- Created API for adding customized chatbots, and applying it to create virtual assistant using Google DialogFlow API
- Implemented emoticon display in chat
- Implemented user profile page that uses integrated classes to store in memory data for quick lookup
- Upgraded persistent data storage from synchronous to async using Java CompletableFuture

### Software Engineering Intern @ Yext
Jan 2018 – Jan 2018 | Greater New York City Area
- Implemented the following features in Java 8, MySQL, Javascript and soy templates
- ElasticSearch: added filters, sorted fields, reindexed and queried, and detected bottleneck in reindexing, and added docker tests
- Full stack development: fixed UI bugs, wrote unit tests for backend Play! code, wrote selenium tests, refactored code to increase readability and testability 
- Knowledge API: built validation for JSON inputs, built new endpoints to retrieve location data

### Explore intern @ Microsoft
Jan 2017 – Jan 2017 | Redmond, Washington
- Created IoT Hub bindings for Azure Functions 
- On boarded new UX for Azure Functions portal
- Completed end-to-end integration of IoT Hub data pipeline from Raspberry Pi to IoT Hub and Azure Functions

### Software Engineer Internship @ S.K.S. Technology
Jan 2016 – Jan 2016 | Bangkok Metropolitan Area, Thailand
Front-end developer, Web and mobile applications
* Created blended learning mobile games for a famous English tutor in Thailand using HTML5, CSS3, and PhoneGap/Cordova technology
* Built Thailand’s BMW app for calling car care service in Uber style and searching convenient places nearby such as restaurants, restrooms, etc.
* Redesigned Learning Breeze score analysis page using AngularJS platform and Azure Cloud


## Education
### Bachelor's degree in Computer Science
Cornell University
Jan 2015 – Jan 2019


## Contact & Social
- LinkedIn: https://linkedin.com/in/paviya-elle-tojaroon
- GitHub: https://github.com/ElleTojaroon

---
Source: https://flows.cv/elle
JSON Resume: https://flows.cv/elle/resume.json
Last updated: 2026-03-22