Joseph Kaltenecker Email & Phone Number

Client: Rallyrd● Contributed to the development of an application that impactsthousands of monthly users who are interested in investing inhistorical and rare assets (physical and digital).● Contributed to the development of a white-label project for theapp.● Redesigned significant user flows, such as trade, initial offering,and user information flow, utilizing Algebraic Data Types,Exhaustive Checks, and performatic libraries such asreact-hook-form.● Collaborated on a legacy codebase spanning 4 to 5 years,rebuilding components and pages with a focus on reusability,scalability, and type safety.● Collaborated with the migration from Redux to React Query anda more general Context API for the application.● Delivering well-tested (feature’s requirements-driven tests)features with React Testing Library

● Built responsive, scalable solutions for a big retail store with millions ofusers per month● Helped junior colleagues, giving advice and teachings about unittesting and some usage of hooks in React

Rio De Janeiro

Client: BBM Chinese Bank● I led epic features, participating in their design process, raisingrequirements for the frontend side with product and backendteams● Worked with the client's stakeholders to understand theirdesire for their product● Used frontend technologies that facilitate state managementacross the entire application, like Redux and Context API, using

Rio De Janeiro E Região, Brasil

These are the functions performed through the internship process:- Investigation of Suspected Logins of any employee within the Sulamerica network- Handling incidents on the Jira and Splunk consoles- Incident Handling on End User Console (Tivit)- User Registration- Home Work Access Validation- Support for audit surveys