# Joshua Rosenberg > Staff Software Engineer@Clarasight | Ex Architect@Alteryx Location: Boston, Massachusetts, United States Profile: https://flows.cv/joshuarosenberg Developer with a formal education in the Computer Science. Skilled in Full Stack Web Development, Functional Programming, and SaaS development. Passionate about designing large microservice architectures Fluent in TypeScript, Java, Ruby, and Python ## Work Experience ### Staff Software Engineer @ Clarasight Jan 2025 – Present | Boston, Massachusetts, United States ### Software Architect @ Alteryx Jan 2024 – Jan 2025 | Boston, Massachusetts, United States • Led a multi-team initiative to redesign and implement a new architecture for designer cloud, our cloud product for data prep&blend. Shipped a beta in 4 months and GAed in 8. • Oversee technical direction for multiple projects, reviewing/producing designs and doing code review • Primary contributor to our low-latency, multi-cloud, distributed job orchestrator (nodejs, k8s, bullmq, kafka, redis) • Member of the architecture team, responsible for big picture architecture designs and standards reviews • Provide guidance and mentorship to engineers across the company, upskilling developers and accelerating engineering velocity. • Keynote presenter at the 2025 Inspire Data Analytics Conference, presenting a part of the AI vision at Alteryx. ### Senior Software Engineer @ Alteryx Jan 2022 – Jan 2024 - Launched the app builder product from concept to production - Built a low latency, horizontally scalable, load balanced websocket api backed by redis with automatic reconnection and session continuity. (redis, nodejs, typescript) - Architected and rolled out an autoscaling real-time job orchestration engine with <20ms overhead per job, with support for idle workers, conditional logic, partial executions, automatic job retries, and more. (nodejs, typescript, python, redis, k8s, keda, docker, kafka), that has run millions of production jobs to date without any failures - Presented a new product concept "Tool Studio" to over 4000 people live at the Inspire Data Analytics Conference in Las Vegas. - Member of the extended architecture team, responsible for big picture architectural challenges, standards, and decisions. - Resolved multiple production outages, ranging from configuration issues, code bug, infra outages, database outages, etc. - Built out release, observability, and SDLC strategies + process for the App Builder product. - Built several complex UI features with react, typescript, redux, for our highly interactive, drag-and-drop app building UX. - Own/maintain 6 microservices in production with various technology stacks - Led a temporary platform team and built a multi cloud kubernetes operator that is responsible for scaling idle job worker pools up in a customers infrastructure to support a “bring-your-own-compute” model (Go, Kafka, Redis, kubernetes) ### Software Engineer @ Wellframe Jan 2021 – Jan 2022 - Architected/Implemented a high volume node analytics event microservice that processes over 60 million events daily - Service Owner for several frontend and backend services, including a React SPA, a React Component Library, and multiple node microservices. Responsibilities included security, maintenance, release management, deploys, CICD pipelines, code quality, and hot fixes - Participated in on-call bugs duty rotation, responsible for triaging and resolving all customer reported issues in real time - Acted as tech lead across multiple epics/projects/initiatives, serving as the interface between the product team, the design team, and the engineering team - Regularly worked with TypeScript, React, Material-UI, Ruby, Rails, Java, Spring Boot, Postgres, Docker, Helm, and Kubernetes ### Software Engineer @ Wellframe Jan 2021 – Jan 2021 | Boston, MA, United States - Updated large portions of the React UI to meet company branding, styling, and usability guidelines - Set up tooling to monitor distributed app performance and identified several performance bottlenecks across services and UI - Led a performance team that reduced p95 of core services by a factor of 10 over a period of two months - Migrated several endpoints from monolithic services into new microservices - Built complex, cross-browser compatible UI components such as rich text editors with support for emojis, auto completion, shortcuts, attachments, and more - Monolith decomposition and service architecture ### Software Engineer @ Wellframe Jan 2020 – Jan 2020 | Greater Boston - Built out a new REST/gRPC microservice with Spring Boot designed to capture Biometric health data for users - Evaluated JavaScript data visualization libraries, and re-implemented all existing charts with chosen library - Setup and configured a new logging framework for all MicroServices, frontend apps, and mobile apps. - Built out a new set of Frontend best practices centered around strictly-typed functional React components, and a generic module-centric file directory structure. ### Software Engineer @ NeighborSchools Jan 2020 – Jan 2020 | Greater Boston Area Building features, squashing bugs, and writing TypeScript ### Software Engineer Co-op @ Wellframe Jan 2019 – Jan 2019 | Boston, Massachusetts - Designed and developed a chat translation feature that was demoed live at HiMSS 2019 Conference at the Google Cloud Platform exhibition. - Developed, tested, and reviewed code using scrum and agile best practices, including daily standups, weekly Epic review/breakdowns, and biweekly sprint planning/retros. - Developed single sign on integration into main product, including coding, testing, code reviewing, and planning. - Built several CI/CD pipelines in gitlab-ci as part of a migration away from Jenkins - Built out a new react component library in typescript styled with jss to be used by several applications based on material-ui. - Built the first iteration of a new internal/external admin application (TypeScript, JSS, React, Material-UI, mobx) which is now used as the best-practices example for all new frontend development. - Stepped in as an android developer when the mobile team was shorthanded, fixed several production bugs, and built an automated CI pipeline for the app. - Fixed a plethora of bugs on the frontend and backend using a variety of languages and frameworks including Ruby, Ruby on Rails, Java, Spring Boot, JavaScript, Typescript, Coffeescript, React, Html, CSS, SCSS, JSS and more. ### Course Assistant for Object Oriented Design (CS3500) @ Northeastern University College of Computer and Information Science Jan 2018 – Jan 2018 | Greater Boston Area Responsible for grading assignments, proctoring exams, and holding several open office hours every week for over 320 students enrolled in the course. Led lecture style review sessions for over 170 students at once prior to midterm and final exams. Help students understand principles of programming in Java while teaching them about general program design and patterns. ### Course Assistant for Object Oriented Design (CS3500) @ Northeastern University College of Computer and Information Science Jan 2018 – Jan 2018 | Greater Boston Area Responsible for grading assignments, exams, and holding several open office hours a week for 160 students in the class. Help students understand principles of programming in Java while teaching them about overall program design and patterns. ### Web Developer/Administrator @ The RockNRoll Chorus Jan 2015 – Jan 2018 • Maintain and develop new features for a custom WordPress site • Designed, developed, and maintained a custom scheduling system in Google App Engine with complete Google Calendar integration and three different methods of adding events • Implemented a specialized payment system to sell e-downloads online and select unique pay-to accounts for each download • Train other staff members on the basic features of WordPress and how to use them • Oversaw transfer of web host, including the manual transfer of over 40gb of emails. ## Education ### Bachelor of Science - BS in Computer Science (BSCS) Northeastern University ### Computer Science Academy ### High School Diploma Freehold High School ## Contact & Social - LinkedIn: https://linkedin.com/in/jlrosen2 - Portfolio: https://joshua.rosenbergs.org - GitHub: https://github.com/jlrosenberg --- Source: https://flows.cv/joshuarosenberg JSON Resume: https://flows.cv/joshuarosenberg/resume.json Last updated: 2026-03-28