Christoph
Oberhofer

Christoph OberhoferVienna, Austria+43 664 9211756ch.oberhofer@gmail.comlinkedin.com/in/christoph-oberhofergithub.com/serratus

Software Engineer and Technical Leader specializing in mobile application development, user experience and engineering leadership. Proven success in building and launching a best-in-class FinTech product (Starship HSA) serving 100k+ users.

Work Experience

Switch | Solo Venture (2025 - Present)

Back on Track

  • Developing a location-based app for autonomous train journey tracking, utilizing GTFS data and sensor fusion (Location + Activity APIs)
  • Engineered a resilient and robust tracker, specifically designed for low-accuracy, low-frequency location readings, based on 10,000 km of train travel

Optum (UHG) | Senior Director of Technology (2022 - 2025)

Modernizing a health benefits platform

  • Led the technical integration of the Starship platform into Optum’s ecosystem, and elevated it to become the foundation of a universal health benefits application.
  • Managed a team of 20+ engineers, overseeing feature development, migration of existing systems and taming architectural complexity
  • Bridged the gap between startup mentality and enterprise thinking, maintaining an excellent engineering culture, delivering a high-value product, unseen within the organization.

Starship | CTO & Co-Founder (2016 - 2022)

Building the best HSA

  • Founding CTO: Architected, built and launched the best HSA (Health Savings Account)
  • Scale: Grew team to 30+ people while scaling the customer base to over 100k
  • Exit: Led the technical due diligence track in the successful acquisition by Optum

Skills

Technical

FE: React, React-Native, CSS, GraphQL, TypeScript
BE: TypeScript, Node.js, JavaScript, GraphQL, SQL, Prisma, CQRS
Cloud/Ops: AWS, Lambda, RDS, VPC, EC2, EKS

Leadership

Team: Org Design, Hiring, Company Culture
Strategy: Go-To-Market, Vendor relations, Product delivery
Process: SOC2, Due Diligence

Education

2012M.S. in Software Engineering & Business DevelopmentGraz University of Technology