Senior JavaScript Engineer
Workplace: Stockholm, Sverige
Expires: October 31, 2025
Senior JavaScript Engineer position at LeoVegas Group focused on building a high-impact platform using modern technologies such as React, Node, GraphQL, and more. Work collaboratively with designers, product managers, and engineers to deliver customer-centric products in an agile environment.
Main requirements:
- 5+ years experience developing modern web applications
- Strong proficiency in JavaScript/TypeScript and React
- Experience working with GraphQL
- Ability to work effectively in a collaborative and agile team environment
- Experience writing unit tests
Responsibilities:
- Implement modern, component-driven architecture using React, Node, GraphQL, JSS, Jest, Relay, and TypeScript
- Collaborate with designers and product managers to build intuitive, customer-centric products
- Identify architectural improvements and implement innovative solutions
- Participate actively in team discussions, task creation, and delivery in a self-organized agile team
- Conduct peer reviews, share knowledge, and mentor less senior developers
Required hard skills:
- JavaScript
- TypeScript
- React
- GraphQL
- Unit Testing
Recommended hard skills:
- Relay
- Clean Code practices
- Design Patterns
Soft skills:
- Collaboration
- Agile working
- Proactivity
- Mentoring
- Knowledge Sharing
Coding languages:
- JavaScript
- TypeScript
Frameworks:
- React
- Node
- Relay
Natural languages:
- English (Proficient)
Cultural skills:
- Innovative mindset
- Teamwork
- Fast-paced and agile work style
- Global collaboration
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