Senior IT Project Manager & Scrum Master

Summary

Join Callstack, a leading company in cross-platform development and consultancy, and work with top Silicon Valley and Fortune 500 companies. As a Senior IT Project Manager & Scrum Master, you will bridge the gap between client requirements and development teams, collaborating directly with US-based clients within US adaptive hours. This hybrid role requires managing Agile software development projects, leading Scrum framework implementation, and ensuring on-time and within-budget project delivery. You will maintain close communication with clients, promote continuous improvement, and work closely with the client and Product Owner to define project requirements and scope. The position demands strong project management skills, Agile experience, and excellent communication skills. Callstack offers a comprehensive benefits package, including paid time off, life insurance, healthcare, and professional development opportunities.

Requirements

• Previous professional experience in managing software development projects
• Excellent project management skills and ability to help drive successful plans and solutions
• Familiarity with key Agile project management frameworks and techniques
• At least 2 years of hands‑on Scrum Master experience
• Experience with PM tools such as Jira, ADO, VSTS, CRM systems etc
• Analytical, critical thinking, and problem-solving skills
• Outstanding interpersonal skills and talent to motivate others
• Strong command of business English language, both written and verbal
• Understanding of budgeting and invoicing process principles
• Ability to read and understand technical documentation
• Ability to understand and negotiate contracts and other legal documents
• Independence and proactiveness in daily work

Responsibilities

• Manage Agile software development projects, mainly mobile applications
• Lead Scrum framework implementation by organizing sprint planning, stand-ups, backlog refinement, reviews, and retrospectives
• Maintain close communication with US clients and Product Owners—supporting client engagement in US time zones (16:00‑22:00 CET)
• Ensure your projects are delivered on-time, within the planned scope and budget
• Promote continuous improvement attitude and optimize the teams’ daily work
• Work closely with the client and the PO on Identifying and defining project requirements and scope
• Take charge of project planning, execution and reporting
• Recommend and implement adequate project management f rameworks fitted to the needs of the project and the client
• Lead the team the way that guarantees top quality of work and stakeholders’ satisfaction
• Monitor the project progress using various metrics and support the dev team in resolving any problems they encounter
• Report directly to Portfolio Manager
• Equip the team with appropriate tooling to facilitate work
• Monitor and manage project risks and develop mitigation plans
• Have a proactive attitude to problem solving

Preferred Qualifications

• AgilePM Foundation/Practitioner certificate
• Understanding of business analysis principles
• Experience in negotiating collaboration terms with customers

Benefits

• 24 paid days off & 30 days paid sick leave for B2B contractors
• Fully-covered life insurance
• Private healthcare for you and your family
• Free access to mental health platform - Helping Hand
• Multisport Card or monthly allowance for other sports activities
• Individual Wellbeing & Development Budget
• Monthly lunch allowance
• Flexible working hours and the possibility of remote work
• Accounting costs refund for B2B contractors
• Cool office in Wrocław city center
• Magnificent team events and activities
• Company-wide workation and team building workshops
• Top-notch hardware - Apple devices
• Possibility to participate in React Universe Conf