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Sr. Software Engineer II - Back End - Access Control

Cleveland, OH, US💼 Full-time💰 $131,000–$148,000🗓 2026-05-24 → 2026-09-05

Core

Build and scale high-performance ticketing systems and B2B applications for the LA28 Olympic and Paralympic Games, connecting millions of fans to events.

Role type

Senior Backend Software Engineer (High-scale distributed systems)

Builds

Global ticketing platforms, mission-critical APIs, and enterprise systems for massive demand events.

Domain

Live entertainment, ticketing, and high-scale distributed architecture.

Deliverable

production ML models | product features | infrastructure

Required skills

C#, .NET Core, distributed system design, RESTful API design, SQL database management, containerization (Docker), Infrastructure as Code, high-availability transactional systems.

Preferred skills

Kotlin Multiplatform, mobile development (iOS/Android), React/Angular, AWS, Terraform, event-driven systems (Kafka), NoSQL (Elasticsearch/DynamoDB), TDD/BDD.

Responsibilities

Lead implementation of large features from design to delivery, design and deliver new features for global ticketing platforms, build resilient high-performance applications, create and maintain core infrastructure services, partner with third-party providers for end-to-end experiences, mentor team members and drive engineering improvements.

Seniority

Senior, hands-on IC with architectural influence

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