Senior Project Manager

October 16, 2026

Hybrid

Senior

Warsaw, Poland

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English is required
B1 level

Description

X-FLOW is a mobile game development company known for Happy Color, one of the most successful ad-driven mobile apps. The company is hiring an experienced Project Manager to bring clarity and structure to complex initiatives, coordinate multiple workstreams, and drive projects from ambiguity to execution. The role focuses on requirements clarification, scope definition, stakeholder alignment, and realistic delivery planning across backend, Flutter client, and QA teams.

Responsibilities

Take ambiguous product initiatives and turn them into clearly defined, actionable features
Clarify business and technical requirements ensuring they are consistent, complete, and understood by all teams
Define project scope, expected outcomes, milestones, dependencies, and risks
Work with engineering, QA, design, and feature owners to obtain realistic effort estimates and build delivery plans
Validate estimates against scope, technical dependencies, available capacity, and delivery expectations
Proactively identify gaps, conflicting requirements, unresolved questions, and missing decisions
Drive alignment between stakeholders, backend, client, QA, and other teams
Structure work so teams can move into execution with clear ownership, priorities, and expectations
Coordinate multiple workstreams and manage cross-team dependencies
Identify risks and blockers early, assess their impact, and drive them to resolution
Keep stakeholders informed about project progress, key decisions, risks, and next steps
Maintain Jira and project documentation in excellent condition

Requirements

5+ years of experience as a Project Manager or Delivery Manager in complex technical teams
Formal education in management or solid theoretical knowledge of PMBOK, Agile, Scrum, Kanban methodologies
Strong expertise in requirements clarification, scope definition, dependency management, risk identification, and delivery planning
Solid understanding of software delivery processes, prioritization, coordination, and execution management
Proven ability to bring structure to incomplete, ambiguous, or constantly changing requirements
Ability to work effectively in an environment with uncertainty, shifting priorities, and multiple stakeholders
Strong analytical and problem-solving skills with the ability to challenge assumptions, identify gaps, and ask the right questions
Excellent communication skills and the ability to align technical and non-technical teams
Strong ownership mindset, proactive approach, and ability to make informed decisions independently
Solid understanding of the technical context across backend, Flutter client, and QA, including APIs, integrations, releases, queues, and SLAs
Russian at C1 or higher level and English at B1+ level

Conditions

Competitive salary and benefits package
Flexible working hours with remote or office work options
Career growth and professional development opportunities
Opportunity to work with a talented team in a creative and dynamic environment
Full-time employment

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