Jobs at StellarTech

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.

The Creative Producer will drive creative vision and strategy, lead marketing campaigns, analyze effectiveness, and optimize processes in EdTech.

The User Acquisition Manager will own and scale the Google Ads channel, managing campaigns, optimizing performance, and implementing automation for growth.

Own and scale Meta Ads acquisition for a new AI EdTech project. Manage large paid-social budgets with ROAS and LTV goals, launch campaign strategies, execute testing frameworks, and optimize funnels and creatives. Collaborate with product and creative teams, identify growth opportunities, improve UA automation systems, and document campaign processes. The role is global remote and requires hands-on performance marketing experience with subscription or B2C digital products.

Lead end-to-end ownership of a B2C mobile app: define vision and roadmap, run product discovery and experiments, prototype rapidly, drive delivery, use data to inform decisions, and optimize workflows with AI while accounting for mobile-specific concerns like store releases, retention, monetization, and onboarding.

Lead the BI & Analytics unit, build analytics frameworks for mobile/web, manage the data platform and integrations, create dashboards and operational reporting, provide strategic insights, ensure data governance and quality, develop AI/ML initiatives, and build and mentor the analytics team to support cross-functional decision-making.

Build and maintain product analytics for the core platform: define metrics, events, funnels, and tracking taxonomy; create dashboards, alerts, and analytics infrastructure; analyze user journeys and run A/B tests to validate hypotheses; translate insights into actionable recommendations to prioritize the roadmap.

Lead a small backend team as a hands-on tech lead responsible for backend architecture, design, implementation, reliability, and operational health. Translate product initiatives into technical solutions, define service boundaries and APIs, design event-driven workflows, own production readiness (monitoring, SLIs/SLOs, incidents), improve engineering practices, and introduce AI-assisted development workflows while mentoring engineers and collaborating cross-functionally.

Design and build backend services for a distributed, microservice-based platform. Develop new functionality from scratch, integrate external services, ensure performance and reliability, participate in architecture discussions, troubleshoot production issues, and use AI-assisted tools to improve development productivity.