Rodolfo ZahnFullstack Software EngineerValencia, Spain

Summary

Experienced engineer focused on building reliable web applications with modern frameworks, cloud services, and strong product sense. Passionate about performance, developer experience, and clean architecture.

Experience

  1. Engineering Manager - PowerUs

    Feb 2021 - Present

    Valencia, Remote

    • Owned architecture and implementation of PowerUs’s B2C web and mobile platforms with focus on scalability and performance
    • Transitioned into management role to mentor and develop engineers across multiple seniority levels
    • Designed and shipped AI-driven features like a CV parser and profile assessment tool that doubled conversion rates (4–5% → 10–11%) for profile completion
    AngularNestJSNodeJSTypeScriptMongoDBStorybook
  2. Tech Lead - PowerUs

    Feb 2023 - Jun 2024

    Berlin, Remote

    • Led a small engineering team owning the B2C web application
    • Mentored and onboarded 5 engineers, supporting career growth and ramp-up
    • Directed technical strategy and maintained high code quality through reviews and pair programming
    • Built the company’s first design system using Storybook, unifying UI components and patterns across teams
    • Developed 'Configurable Funnel', a custom-built library enabling faster experimentation and funnel management
    • Worked with the marketing team implement a SEO structure to dinamically create over 50.000 pages to display jobs and companies information
    AngularTypeScriptStorybookNodeJSMongoDBSEO
  3. Software Engineer - PowerUs

    Feb 2021 - Jan 2023

    Berlin, Remote

    • Joined as one of the first four engineers in a 15-person startup
    • Contributed to architecture and feature development of B2C, B2B, and internal CRM platforms
    • Collaborated cross-functionally to deliver scalable and maintainable core product features
    AngularNestJSNodeJSTypeScriptMongoDBJavascriptMikroORM
  4. Front-End Developer - MyHammer

    May 2019 - Jan 2021

    Berlin, Germany

    • Enhanced user acquisition flow by improving registration and payment experiences
    • Developed internal tool for marketplace pricing management to streamline operations
    • Collaborated with backend engineers, designers, and product managers on user-focused solutions
    AngularJavaScriptHTMLCSSTypescriptJestCypress
  5. Front-End Developer - Inatel

    Jan 2018 - Apr 2019

    Santa Rita do Sapucaí, Brazil

    • Participated in Business Support Systems project with Ericsson as Scrum Master, Technical Leader, and Developer
    • Defined software architecture and led technical alignment meetings with stakeholders
    • Performed frontend development, code reviews, demos, and retrospectives for a distributed team
    AngularJavaScriptHTMLCSSTypescriptJestCypressD3.js
  6. Mobile Developer - Irricontrol

    Mar 2017 - Jul 2017

    Itajubá, Brazil

    • Developed the early-stage mobile application used by the company during its startup phase
    AndroidIonicJavaScript
  7. Intern (Mobile Developer) - B2ML Sistemas

    Mar 2017 - Jul 2017

    Itajubá, Brazil

    • Developed mobile applications using Ionic and native Android
    IonicAndroidJavaScript
  8. Intern (Web & Mobile Developer) - Pandô Apps

    Mar 2017 - Jul 2017

    Itajubá, Brazil

    • Worked on SIGAAUTO web application and small mobile applications
    JavaScriptHTMLCSSIonicPHPMySQL

Education

B.Sc. in Computer Science - Universidade Federal de Itajubá

2013 - 2017

Tech Arsenal

TypeScriptTypeScript
JavaScriptJavaScript
PHPPHP
PythonPython
AngularAngular
HTML5HTML5
SCSSSCSS
Tailwind CSSTailwind CSS
StorybookStorybook
RxJSRxJS
NgRxNgRx
NestJSNestJS
Node.jsNode.js
GraphQLGraphQL
CypressCypress
JestJest
DockerDocker
MongoDBMongoDB
PostgreSQLPostgreSQL
MySQLMySQL
D3.jsD3.js