Senior Frontend Engineer

Job Title

Senior Frontend Engineer

Company

Seminal, a leading art and technology company

Seminal’s mission is to supercharge the art market to help artists capture the untapped value of their intellectual property. Seminal has created a revolutionary marketplace for artistic copyright, built with blockchain technology. We work with artists, galleries, estates and agents to connect them with a global network of licensees and businesses.

Responsibilities

• Write robust, reusable code to develop scalable, optimized, and high-performing front-end applications with a strong emphasis on usability and maintainability.
• Design and implement authentication & authorization systems (e.g., OAuth, JWT, SSO, OpenID Connect, RBAC, ABAC, Multi-Factor Authentication (MFA)).
• Apply OWASP security best practices to mitigate web security threats (XSS, CSRF, SQL Injection, etc.) in implementing secure session management, data encryption, and secure cookies.
• Collaborate with engineers across global offices, leveraging your expertise to build industry-grade front-end solutions.
• Partner with Product Owners, Designers, Operations, and Test Engineers throughout the software lifecycle to ensure seamless project delivery.
• Lead successful deployments of code changes from development to production, ensuring reliability and efficiency.
• Drive continuous improvement initiatives across infrastructure, codebases, and development processes.
• Mentor junior engineers, conduct peer reviews, and provide constructive feedback to enhance the team's technical capabilities.

What You'll Bring

• Experience: 5+ years as a Next.js/React.js developer, with a proven track record of building large-scale, industry-grade web applications.
• Technical Expertise: Proficiency in Next.js, React.js, authentication & authorization protocols, identity provider (Auth0, Octa etc.) integration, state management, both synchronous and asynchronous programming with strong understanding of server-side rendering (SSR), incremental static regeneration (ISR), partial pre-rendering and caching.
• Engineering Practices: Solid experience with Test-Driven Development (TDD), including building unit test cases using Jest or React Testing Library.
• Agile Development: Strong knowledge of Agile methodologies, ensuring quality and timely project delivery.
• Version Control: Extensive experience with Git, including version control, issue tracking, and writing clear documentation.
• Mentorship: Proven ability to mentor junior engineers and foster their professional growth.
• Leadership: Demonstrated leadership experience, with a proactive and solution-oriented approach to problem-solving.
• Communication: Excellent written and verbal communication skills, with the ability to collaborate effectively in a global, cross-functional team environment.
• Adaptability: Willingness to conduct independent research and learn new technologies as needed.