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Software Engineer II (Backend, Platform)

Boston, MA💼 Full-time💰 $125,000–$125,000🗓 2026-07-17 → 2026-09-25

Core

Design, develop, and maintain robust, scalable backend systems and APIs to power WHOOP's core infrastructure and member experience.

Role type

Mid-level backend software engineer (platform)

Builds

Scalable backend services, RESTful APIs, and microservices for a health and performance tracking platform

Domain

Health technology / Cloud infrastructure

Deliverable

production ML models | product features | infrastructure

Required skills

Java, Python, or C#, RESTful API design, microservices, event-driven architecture, database design, cloud infrastructure

Preferred skills

Infrastructure as code, container orchestration, cloud security, observability tools

Technologies

Kafka, RabbitMQ, PostgreSQL, MySQL, AWS, GCP, Azure, Docker, Kubernetes

Responsibilities

Design and maintain scalable backend systems, build and maintain APIs for frontend and third-party integration, ensure system reliability and performance through testing and monitoring, implement secure coding practices, collaborate with cross-functional teams to deliver features

Seniority

Mid-level, hands-on IC

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