Mayflower

Hands-on DevOps Engineer role focused on operating large-scale, business-critical infrastructure across AWS, OpenStack, OKD/Kubernetes, Linux, and bare-metal environments. You’ll build automation, manage deployments and observability, and troubleshoot complex production systems.

Lead ML Engineer owning a new stream that delivers applied machine learning solutions from product discovery through production launch. The role combines hands-on model development and production engineering with technical delivery coordination across multiple initiatives.

QA Full-Stack Engineer responsible for validating high-load live video streaming services and video players through comprehensive manual and automated testing. The role combines web, API, UI, mobile, and production issue testing with immediate automation coverage.

Develop reliable, high-performance payment gateway services for merchants and users using Kotlin/Java, with a focus on integrations, APIs, scalability, and PCI DSS compliance. This fully remote role also contributes to architecture, production support, technical planning, and developer onboarding.

Build and enhance a high-load payment gateway using Kotlin/Java, integrating external payment providers while meeting strict security and performance requirements. The role combines backend development, API design, system optimization, incident resolution, and technical planning.

Build and improve high-load payment integrations and services using Kotlin, Java, and Spring, while integrating external providers and optimizing databases and system performance. The role combines hands-on backend development with technical solution design, incident resolution, and integration-process automation.

QA Full-stack Engineer responsible for ensuring the quality and stability of a high-load payment gateway through automated API and UI testing, manual testing, and production validation. The role focuses on payment integrations, test infrastructure, incident analysis, and release quality.

QA Full-Stack Engineer responsible for testing high-load web services across frontend and backend, with a strong focus on Python-based UI and API automation. The role supports rapid, reliable production delivery through comprehensive automated and manual testing.