Software Engineer - Senior

We are an organization that has been fulfilling the travel dreams of Poles for 25 years. Wakacje.pl is the largest e-commerce platform in Poland and a network of travel agencies offering a wide range of travel products. Since 2015, we have been part of Wirtualna Polska Holding - the largest Polish group of media and e-commerce companies. At Wakacje.pl, we offer thousands of domestic and international trips, as well as travel insurance, airport parking, and holiday vouchers. We constantly expand our offer to best meet our customers' needs. If you approach life with #ENERGY, value #HONESTY AND OPENNESS, focus on #CUSTOMER UNDERSTANDING and #COLLABORATION at work, carry out your tasks with high #EFFICIENCY and #RESPONSIBILITY, and want to play a key role in making us #INNOVATIVE - join us!

Key Responsibilities

• React Development Ownership: Take the lead in building and maintaining frontend applications with an emphasis on modularity, performance, and user experience.
• System Thinking: Understand and navigate a complex system that processes travel data from hundreds of sources across 7 countries.
• Tech Collaboration: Work closely with backend engineers (Symfony, PHP, Go), data engineers, and product owners.
• Mentorship & Reviews: Share your knowledge, review code with empathy, and support teammates in growing.
• Quality Engineering: Write tests, advocate for best practices, and be pragmatic about trade-offs between speed and maintainability.
• Agile Rituals: Participate actively in dailies, retrospectives, and planning meetings.

Requirements

• Min. 7 years of professional experience with React and TypeScript.
• Profficiency inNext.js.
• Experience in writing frontend unit and integration tests.
• Knowledge of web accessibility rules and standards (WCAG, WAI-ARIA) and experience building accessible user interfaces.
• Strong focus on frontend performance, with hands-on experience optimizing Core Web Vitals
• Experience building and maintaining high-traffic, large-scale ecommerce applications, with attention to performance under load and at scale.
• Experience working with design systems and component libraries, maintaining consistency and reusability across the UI.
• Experience in designing and consuming REST services.
• Proficient in using Chrome DevTools.
• Strong communication skills in English (min. B2).
• Good self-organization skills.
• Practical experience using AI-assisted development tools (e.g., GitHub Copilot, ChatGPT) to improve productivity and code quality.

Nice to have

• SEO/SEA experience.
• Experience with Playwright or other automated e2e set up.
• Familiarity with any backend language.
• Practical knowledge of CI/CD concepts and Docker containerization.
• Knowledge of UX/UI concepts, user-centric thinking, familiarity with Figma or similar.
• Experience with maintaining and refactoring legacy (or mature) codebases.

What do we offer

Workplace safety and comfort

• Employment based on an employment contract or B2B,
• Flexible work model: remote or hybrid from Gdańsk, Warsaw or Wrocław. If you choose to work fully remotely, you will be expected to attend an in-person PI Planning meeting in Gdańsk once per quarter.
• Full support during the onboarding period under the supervision of an engaging leader/buddy.

Business agency and agility

• Real influence on business decisions, the ability to take initiatives and implement your ideas.

Development within the organization

• Individual Development Plan,
• Participation in training courses and conferences to enhance professional competencies.

All-inclusive for Employees

• A benefits package that you can use according to your preferences - Lux Med medical care, Health and Life Insurance (PZU and Warta), Multisport card, shopping and lunch vouchers, and many other cafeteria offers available on the Worksmile platform,
• Study Tour - trips abroad to explore our product offerings (destination

tours and hotel audits),

• A training and webinar package supporting professional and personal development,
• Discounts on our products for employees and their families,
• Work in the modern Alchemia office complex - Neon building, 100 meters from the Gdańsk Przymorze-Uniwersytet SKM station,
• Teambuilding events for the start and end of the tourist season - check them out: Instagram, LinkedIn, Tiktok, Facebook,
• Mini events, delicious coffee, and on Mondays, hot chocolate,
• Casual dress code.

Ready to join the team with a #travelmindset? We’re waiting for you!