JayWay Travel

Senior Full-Stack JavaScript Developer

JayWay Travel

full-time

Posted on:

Location Type: Remote

Location: Poland

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Job Level

Senior

Tech Stack

JavaScriptMongoDBTypeScript

About the role

  • 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  • Replace outdated libraries and improve CI/CD pipelines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

Requirements

  • 5+ years of hands-on experience in full-stack JavaScript/TypeScript
  • Comfortable untangling legacy systems and making smart architectural choices
  • Fluent in English
  • Excited by technical ownership, continuous improvement, and mentoring peers
Benefits
  • Health programs
  • Ergonomic support
  • Performance-based rewards
  • Bonuses
  • Company-wide acknowledgment
  • Training
  • Certifications
  • Mentorship
  • Exposure to cutting-edge tech
  • Home office setup
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
JavaScriptTypeScriptMongoDBCI/CDlegacy code refactoringquery optimizationindexingschema designtechnical ownershiparchitectural choices
Soft Skills
mentoringcollaborationcommunicationinfluencingdocumentationcontinuous improvement