Senior Full-Stack JavaScript Developer

Who We Are

As JayWay approaches its 20th anniversary, we are stronger than ever—expanding, evolving, and thriving with a diverse team spanning 20+ countries. Our global reach and cultural diversity fuel our innovation, creativity, and shared passion for travel.

At JayWay, diversity is not just embraced—it drives us. We celebrate different backgrounds, lifestyles, and perspectives, knowing they spark groundbreaking ideas and stronger collaboration. Many of our team members have been with us for over a decade—a testament to the trust, openness, and culture of support that define us.

From day one, you’ll step into an environment where ideas are valued, communication is transparent, and guidance is always within reach. And at the heart of it all is our love of travel. Whether through epic annual gatherings in stunning European destinations or the meaningful experiences we create for our clients, we don’t just design unforgettable journeys—we live them.

Now, as we mark two decades of JayWay, we invite you to shape our next chapter.

Build, Modernize, and Lead

Tired of maintenance roles that drain your soul? At JayWay, you’ll take ownership of our core MERN-based platform and transform it into a modern, scalable architecture. This is your chance to leave a tangible impact on an application used worldwide.


We’re looking for a hands-on Senior Full-Stack JavaScript Developer who thrives on refactoring legacy systems, optimizing performance, and introducing modern best practices. Here, your ideas matter, your expertise shapes our technical roadmap, and your work is visible every day.

Why This Role Rocks

  • Lead the Modernization: Rebuild, refactor, and future-proof a long-standing MERN application.


  • Shape Architecture: Make key decisions about Node.js, MongoDB, React, and the upcoming Vue.js transition.


  • Optimize & Scale: Solve performance bottlenecks, tune databases, and stabilize the stack.


  • Mentor & Influence: Help your teammates grow, set standards, and shape our technical culture.

  • See Your Impact: Work in a small, autonomous team where your contributions matter.

Your Toolbox

  • Must-Have: Node.js, React, MongoDB, Express.js, TypeScript, CI/CD pipelines, Agile workflows.
  • Bonus Points: Vue.js experience, leading small teams, refactoring legacy codebases, and AI-assisted development tools.

What You’ll Actually Do

  • Refactor and modernize a complex legacy codebase without losing functionality.
  • Optimize MongoDB queries, indexing, and schema design for speed and reliability.
  • Replace outdated libraries and improve CI/CD pipelines.
  • Collaborate on new features while stabilizing old ones.
  • Produce clear documentation and hand over knowledge across the team.
  • Mentor junior engineers and influence hiring and technical standards.

Who You Are

  • 5+ years of hands-on experience in full-stack JavaScript/TypeScript.
  • Comfortable untangling legacy systems and making smart architectural choices.
  • Fluent in English, pragmatic in communication, confident in remote collaboration.
  • Excited by technical ownership, continuous improvement, and mentoring peers.

Why Join JayWay?

  • Learn & Grow: Training, certifications, mentorship, and exposure to cutting-edge tech.
  • Global Collaboration: Work with diverse teams across 20+ countries.
  • Autonomy: Influence architecture, roadmap, and best practices.
  • Wellbeing & Comfort: Home office setup, health programs, and ergonomic support.
  • Recognition: Performance-based rewards, bonuses, and company-wide acknowledgment.

The Hiring Process

  1. Quick questionnaire to understand your setup.
  2. Video interview to dive into your experience.
  3. Small test project to showcase your skills.
  4. Final interview with team leads and future teammates.

No AI filters—human-led recruitment only.


Ready to Make an Impact?

👉 If you love solving tough technical challenges, mentoring, and building modern platforms from legacy systems, apply now with your CV and a short note explaining why you’re the perfect fit.

👉 Explore JayWay’s story

JayWay Travel Inc. is committed to ensuring equal opportunities, with recruitment and selection decisions based solely on qualifications and merit, without regard to protected characteristics.

IT

Remote (Poland)

Remote (Hungary)

Remote (Czechia)

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