Senior Fullstack Javascript Developer
Workplace: Stockholm, Sweden
Expires: September 21, 2025
VNTRS is seeking a passionate Fullstack Javascript Developer to join their growing team, working with startups and entrepreneurial companies using the latest web technologies. The role involves diverse daily tasks including coding, client advising, and workshops, working closely with startups and external clients, and contributing to technical solutions and product scoping.
Main requirements:
  • Minimum 6 years relevant experience building web applications with JavaScript/TypeScript both backend and frontend
  • Knowledge of React.js
  • Knowledge of Node.js
  • Fluent in Swedish and English
  • Hands-on experience in startup or consulting environments
Responsibilities:
  • Develop and maintain fullstack JavaScript applications
  • Advise clients and participate in workshops with startups
  • Collaborate with UX/UI designers, product owners, and data analysts
  • Impact technical solutions and product scope depending on assignment
  • Work on diverse projects to broaden skillset and support startup growth
Required hard skills:
  • JavaScript
  • TypeScript
  • React.js
  • Node.js
Soft skills:
  • Pragmatic approach
  • Self-driven
  • Good communication
  • Solution-oriented mindset
  • Initiative-taking capability
Coding languages:
  • JavaScript
  • TypeScript
Frameworks:
  • React.js
  • Node.js
Natural languages:
  • Swedish (Proficient)
  • English (Proficient)
Cultural skills:
  • Entrepreneurial mindset
  • Team collaboration
  • Risk sharing and partnership mentality
  • Coaching and mentoring approach
  • Work-life balance
  • Flexibility in hybrid working
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