Senior Fullstack Engineer

Build backend services and web-based tooling that support commercial Peloton devices in heavy-use environments.
Develop features for signed-out and guest device experiences that enable seamless product use without a Peloton membership.
Create internal and external-facing operator tools that provide visibility into device health, status, and performance.
Deliver scalable, secure, and maintainable software across APIs, services, and frontend applications.
Own technical initiatives end to end, from scoping and design through implementation and rollout.
Drive backend-heavy development across service architecture, authentication, platform exposure, and infrastructure-related work.
Improve system simplicity by identifying reusable patterns, reducing complexity across services, and contributing to engineering standards.
Collaborate on solutions involving observability, fleet management, and platform capabilities used across device teams.
Partner closely with engineers, product managers, and cross-functional stakeholders to define requirements and turn ambiguity into execution.
Contribute to code reviews, design discussions, whiteboarding, and shared technical decision-making.
Communicate clearly with distributed teams across the US and Poland.
Support a strong team culture built on ownership, speed, collaboration, and continuous learning.

5+ years of professional software engineering experience.
Strong experience building backend services and web applications in modern production environments.
Commercial experience with Kotlin, Java, Python, TypeScript, JavaScript, or similar backend-oriented languages.
Hands-on experience with RESTful microservices and service-based architectures.
Good knowledge of at least one modern frontend framework such as React, Vue, or similar.
Experience working with data stores such as PostgreSQL, MongoDB, DynamoDB, or Elasticsearch.
Familiarity with cloud-native development, containerized environments, and deployment tooling such as Kubernetes, Terraform, GitHub Actions, or Jenkins.
Excellent communication skills in English.

Experience with authentication, authorization, or platform access models.
Experience with Android-adjacent systems, device ecosystems, or Site Reliability Engineering.
Experience using AI-assisted development tools or working with modern AI models in the software delivery workflow.

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