Senior Backend Engineer joining agile product teams at John Lewis Partnership. Building new features using Kotlin or Java and mentoring less experienced Engineers in a hybrid working environment.
About the role
- Senior Backend Engineer designing and maintaining scalable backend applications for Arena Club's digital collectibles platform. Collaborating cross-functionally with teams to optimize performance and system architecture.
Responsibilities
- Design, build, and maintain scalable backend applications and APIs using Node.js, TypeScript, and Postgres
- Leverage AI-powered coding tools (e.g., GitHub Copilot, Tabnine) to improve development speed, code quality, and system reliability
- Architect and optimize systems for high scalability and performance as the business rapidly expands
- Implement third-party integrations and external APIs to enhance the platform’s capabilities
- Develop and maintain internal tools that support fulfillment operations, internal workflows, and machine learning initiatives
- Collaborate cross-functionally with product, data, and frontend teams to ship high-impact features quickly
- Ensure backend systems are secure, well-documented, and thoroughly tested
Requirements
- 5+ years of experience as a professional backend engineer
- Strong proficiency in Node.js, TypeScript, and Postgres
- Proven experience building and scaling eCommerce or online marketplace platforms
- Passion for using the latest AI coding tools and AI-driven best practices to enhance development workflows
- Deep understanding of cloud platforms (AWS or GCP) and containerization/infrastructure-as-code tools (Docker, Terraform)
- Ability to move fast and iterate quickly in a startup environment while maintaining high code quality
- Excellent problem-solving skills and the ability to communicate technical trade-offs effectively
Benefits
- Flexible working arrangements
- Opportunities for professional development
Job title
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Not specified
Degree requirement
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