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September 10, 2026

Development Lead

Senior • On-site

Warsaw, Poland

Quick Facts

  • Development Lead responsible for end-to-end product development for a squad
  • Leads agile Value Stream delivery and elevates team capability through mentorship and architectural excellence
  • Works with a Product Manager on shared end-to-end ownership for delivery and KPIs

Description

In Goelett’s two-in-a-box model, the Development Lead owns end-to-end product development, leads the agile Value Stream, and supports delivery through hands-on mentorship and architectural guidance. The role partners with a Product Manager to share end-to-end ownership for delivery, KPIs, and team outcomes.

What you will be doing:

  • Own end-to-end product development for the squad: design, guide, and deliver features solving customer problems, working backwards from user needs to technical solutions
  • Lead the Value Stream within the Goelett Product House: ensure alignment with group engineering and product standards; collaborate with Product Managers to set goals, manage sprints, drive and improve team metrics, and ensure quality delivery through effective mentorship
  • Collaborate closely with QA teams in other locations to ensure continuous delivery and 12-hour development cycles
  • Be accountable for key delivery metrics such as cycle time, release quality, and customer adoption
  • Eliminate customer pain points: fix bugs, analyze root causes, resolve technical debt, and address security, scalability, and performance issues to maintain product reliability and customer trust
  • Drive technical excellence: provide architectural guidance, design system components, prepare technical specifications, and develop comprehensive testing strategies to ensure quality at scale
  • Validate and innovate: perform technology analysis, proof-of-concepts, and system evaluations to identify opportunities and reduce risk before customer impact
  • Deploy and scale solutions: ensure seamless product deployment on existing environments while designing for future growth and evolving customer demands
  • Build engineering capability: foster best practices, share knowledge, and develop team skills to increase velocity and deliver customer value faster

What we're looking for:

  • Experience in agile product development environment
  • 3+ years of team management and/or system design experience
  • Degree in Computer Science or equivalent education or 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 topics in 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, and 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
  • The manager who will take care of your development and support you through the way
  • Birthday holiday (extra day off to celebrate with family and friends)
  • Volunteering day off (initiatives to support local communities, animals and planet)
  • Medical care/Multisport
  • Language courses

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