StellarTech Benefits Overview

Perform end-to-end manual testing of web platform features across frontend, backend, APIs, and third-party integrations. Conduct regression and production smoke testing, validate requirements, investigate defects using logs and network data, document reproducible bugs, and support internal teams with issue triage. Maintain test documentation in TestRail, Jira, and Confluence, apply risk-based test design, and collaborate with automation engineers. The role requires ownership, clear communication, and experience working in fast-paced product environments.

Designs and operates scalable cloud infrastructure, Kubernetes environments, CI/CD pipelines, observability systems, and production operations across multiple products. Responsibilities include incident response, troubleshooting distributed systems, infrastructure automation, CDN and SSO management, database backups, reliability improvements, and cloud cost optimization. The role also supports development, staging, and production environments and may deploy and scale machine learning workloads.

Own and improve the LTV prediction algorithm for a subscription mobile app business. Validate forecasts against closed cohorts, investigate factors affecting lifetime value, prototype algorithm improvements in SQL, monitor model quality, and deliver data-backed recommendations to Product, User Acquisition, and Finance. The role combines predictive analytics, statistical research, product analytics, and collaboration with Data Engineering to automate monitoring and productionize improvements.