Wunder - Advanced Navigation Services and Platform Rebuild

My tenure at Wunder involved two major initiatives:

Phase 1: Wunder - Navigation Services Development & Caching Layer Implementation

• Navigation Services Replacement: Developed an in-house solution, reducing reliance on Google Maps by 90%.
• Caching Layer: Implemented a caching layer on top of an open-source mapping service, enhancing application performance and resilience.

Phase 2: Wunder Legacy - Platform Rebuild in Elixir

• Platform Rebuild in Elixir: Rebuilt the entire platform in Elixir, navigating a new programming paradigm.
• Performance and Cost Optimization: Reduced server usage by 60% and improved latency, enhancing the user experience.

Technologies Used

• Caching System: Redis.
• Web Development Framework: Transitioned from Ruby on Rails to Elixir.
• Orchestration Tool: Kubernetes.
• Cloud Services: Google Cloud and AWS.

Challenges and Solutions

• Overcoming Google Maps Limitations: Developed a bespoke navigation system to overcome external dependency.
• Rapid Elixir Adoption: Transitioned to Elixir efficiently, maintaining platform performance.
• Optimizing Performance: Achieved significant cost savings and performance enhancements.

Outcomes and Impact

• Drastically reduced Google Maps dependency and operational costs.
• Enhanced application performance with a 60% reduction in server usage and improved latency.
• Successfully migrated to a modern, more efficient programming language and architecture.

This journey with Wunder highlighted my capability to drive significant technological advancements, demonstrating expertise in developing efficient, cost-effective solutions and leading major platform transformations.