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September 10, 2026
Development Lead
Senior • On-site
Warsaw, Poland
Apply now
Quick Facts
Role: Development Lead
Focus: End-to-end product development, agile value stream leadership, architectural excellence, hands-on mentorship
Working model: Two-in-a-box with Product Manager
Description
Own end-to-end product development for the squad—design, guide, and deliver features that solve customer problems, working backwards from user needs to technical solutions. Lead the Value Stream within the Product House to ensure alignment with engineering and product standards; collaborate with Product Managers to set goals, manage sprints, drive team metrics, and ensure quality delivery through effective mentorship of developers. Collaborate with QA teams in other locations to ensure continuous delivery and 12-hour development cycles; be accountable for cycle time, release quality, and customer adoption.
Responsibilities
Own end-to-end product development
Lead the value stream and align with group engineering/product standards
Set goals with Product Managers; manage sprints and improve team metrics
Ensure quality delivery via mentorship and architectural guidance
Collaborate with QA for continuous delivery and 12-hour development cycles
Eliminate customer pain points: fix bugs, analyze root causes, resolve technical debt
Address security, scalability, and performance to maintain product reliability and trust
Provide architectural guidance, design system components, and technical specifications
Prepare comprehensive testing strategies to ensure quality at scale
Perform technology analysis, proof-of-concepts, and system evaluations to reduce risk
Ensure seamless deployment on existing environments while designing for future growth
Foster best practices, share knowledge, and develop team capability
Requirements
Experience in an agile product development environment
3+ years of team management and/or system design experience
Degree in Computer Science or equivalent education/experience
Extensive knowledge of used technologies:
Backend: C#, .Net, Entity Framework, SQL
Frontend: JavaScript, HTML, CSS, SCSS, Angular JS, Angular
Extensive knowledge of used tools: Visual Studio, MS SQL Server, Azure DevOps, Azure Cloud, Docker, Redis
Extensive knowledge of software design and architecture, software testing, system integration, and system administration
Working knowledge of continuous integration / continuous delivery
Working knowledge of information security and privacy
Understanding of product management, UX/UI design, IT service management
Customer obsession
Agile expertise, systems thinking
Strong collaboration skills
Knowledge of the concept “Working Backwards”
Benefits
Opportunity to make an impact working for the top user-centric company in the travel business
Career sprints driving your development inside Goelett
Manager support for your development
Birthday holiday (extra day off to celebrate with family and friends)
Volunteering day off
Medical care / Multisport
Language courses
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