Stefanie Wehrle

steffinchen@gmail.com

Full-stack developer with 10+ years of experience, and a passion for front-end. I believe in creating web apps that are effortless to use, a joy to maintain, and make lives easier.

Experience

Senior Front-End Developer

Sunrise Communications AG
  • Designed and prototyped next generation cloud-based serverless web application integrating with leading CMS
  • Developed and optimized yallo, Lebara, and Swype websites, online shop, and mobile application
  • Optimization of user experience and conversion rate
  • Development of new white-label web app to scan an ID or passport as proof of identification
January 2020 - September 2021
Zürich, Switzerland

Software Development Engineer

Findmypast Ltd.
  • Migrated substantial parts of the .NET monolith to dedicated JavaScript (React), NodeJS and Elixir (micro-)services
  • Implemented A/B experiments around subscription and payments UI
  • Maintained and supported various Elixir, NodeJs, React and .NET services, mainly in the payment area, including integrations with WorldPay and PayPal
    • February 2017 - September 2019
    London, UK

    Senior Application Engineer

    Swiss Re Management Ltd
  • Developed and maintained a web application which simplifies reporting financial data to the Swiss regulator FINMA. The reporting process could be reduced from eight to two weeks
  • Responsible for the maintenance and integration of the system reporting Solvency II data to various European regulators. The systems include an in-house developed solution as well as a third-party solution. Tasks include integrating new updates provided by the vendor, administrating a Suse linux server, as well as providing bug fixes and new feature
    • August 2012 - November 2017
    Zürich, Switzerland

    Software Development Trainee

    Swiss Re Ltd
  • As a member of the Solution Quality Assurance team, I was part of several code reviews on other projects
  • Implemented a web application to calculate Key Performance Indicators (KPI) based on project data
  • Developed and executed tests to compare performance of various web services such as SOAP, remote EJB and REST
    • August 2008 - July 2012
    Zürich, Switzerland

    Education

    ZHAW (Zurich University of Applied Sciences)

    Bachelor of Science ZFH in Computer Science
    • Bachelor Thesis: "Collection, Analysis, and Visualization of Smartphone‐Metadata"
    September 2013 - July 2017
    Winterthur, Switzerland

    BZZ (Berufsbildungszentrum Zürichsee)

    Federal VET Diploma in Information Technology ("Informatikerin EFZ")
    • Completed the practical part of the education at Swiss Re Ltd
    • Graduated as best student of the year in the Canton of Zürich, which was awarded a scholarship for ZHAW (Züricher Hochschule der Angewandten Wissenschaften)
    August 2008 - July 2012
    Horgen, Switzerland

    Conemaugh Township High School

    Attended the senior year of high school as an exchange student
    August 2007 - June 2008
    Davidsville, PA, USA

    Kreisschule Mutschellen

    Attended Bezirksschule Mutschellen
    August 2003 - June 2007
    Berikon, AG, Switzerland

    Skills

    Proficient
    • JavaScript
    • TypeScript
    • NodeJS
    • Elixir
    • C#
    • Java
    • SQL
    Web Technologies
    • Angular
    • AngularJS
    • React
    • GraphQL
    • Gatsby
    • Webpack
    • Babel
    • HTML5
    • CSS3 / CSS-in-JS
    Used in the past
    • PL/SQL
    • Python
    • C
    • F#
    • Swift
    • Lisp
    Cloud
    • AWS Lambda
    • Docker
    • Kubernetes
    Tools and Methodologies
    • NPM / Yarn
    • Databases (Oracle, DB2, MSSQL)
    • Git
    • Scrum
    • Pair Programming
    • CI / CD
    Languages
    • English (fluent)
    • German (native)
    • French (basic)

    Interests

    Apart from being a developer, I enjoy knitting and and dyeing my own yarn. I find knitting is a great way to relax, and keep my hands busy while watching a movie or TV show.

    I also love to read - mainly thrillers und whodunits - and try to stay healthy by running and doing yoga.

    Extracurriculars and side projects

    MLCC (Machine Learning Crash Course) at Google

    Zürich, Switzerland - February 2017
    • Introduction to Machine Learning concepts, such as Linear Regression and Neural Networks
    • Gained first experience with Google's TensorFlow APIs

    SkillfullyTangled

    WooCommerce online shop where I sell my own hand‐dyed yarn and publish knitting patterns.

    Agile Trello Chrome Plugin

    Chrome plugin which adds agile functionality to Trello boards and cards.