Daniel Battaglia

Building distributed systems, infrastructure and frameworks, with a strong emphasis on code quality and performance. Extensive experience building user platforms (authn, authz, SSO).

Scala, Typescript, Javascript, Ruby, C#, C++, Python, SQL

PostgreSQL, SQL Server, MongoDB, Redis, Elasticsearch, RabbitMQ, Docker, .Net Core, Akka, AWS, Heroku

• Technical lead for ClickUp's Access Management platform team
• Leading architecture, technical design and development of ClickUp's next-generation authorization engine, designed for the companies new microservices architecture
• Primary founding member of the Nest.js guild, providing guidance and core libraries for teams to migrate from monolith to Nest.js based microservices.

• Principal engineer on Elastic Cloud's Platform team
• Designed, archtected and implemented several core features to the Elastic Cloud platform, including a major rewrite of the platform's authentication system in order to support external authentication providers, single sign-on, multi-factor authentication and fine grained access control
• Perform regular code and architecture reviews for both new features and bug fixes

• Played a pivitol role in the design and implementation of an event-driven microservices architecture for the Kontena Cloud platform, expanding on the initial Ruby on Rails monolithic application
• Designed and developed a microservice used for realtime usage metering, to support billing for Kontena Cloud's various commercial services, such as hosted Docker registries, compute nodes and managed Kontena platforms
• Designed and implemented the backend for Kontena Cloud's realtime web-based management terminal shell, executing end user commands inside Docker containers connected to the browser over websockets

• Researched and implemented new technologies and patterns for improving the software platform, such as microservice architecture, actor model, and containerization
• Developed core shared application frameworks for performing common development tasks, such as authentication, authorization and organizational hierarchy traversal
• Created a robust asynchronous application messaging solution using RabbitMQ

• Worked as part of an agile team responsible for building a new authorization microservice for the companies' next generation software platform
• Researched potential data storage and data pipeline technologies for handling a large volume of transactional data, including Couchbase and MongoDB for storage and Apache Samza / Kafka for a data pipeline

• Developed new product features for a large-scale education industry web application, deployed across multiple production environments
• Built and maintained the companies’ automated build and deployment systems for a suite of .Net web applications

• Developed new features for a customer-deployed client/server application, used by electrical engineers for project management and estimating
• Designed and developed a custom CI server application, used for automating the creation of deployment packages to customers and quality assurance engineers

• Developed web based internal-use tools for customer management and telemarketing teams

• Github: https://github.com/daniel-bytes/
• Stack Overflow: http://stackoverflow.com/users/1335395/dbattaglia
• Hacker News: https://news.ycombinator.com/user?id=dbattaglia