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 yourexpertise 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 proventrack 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 programmingwith strong understanding ofserver-side rendering (SSR),incrementalstaticregeneration (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 andtimely 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 learnnew technologies as needed.