We're looking for a Senior Front-End Engineer to join a team building greenfield Progressive Web Applications from the ground up. This role sits at the intersection of modern front-end craftsmanship and collaborative product engineering, focusing on delivering clean, performant, and accessible web experiences in a dynamic Agile environment.

Working hours: Pacific Standard Time - 8 hours/day

Key Responsibilities

• Develop Progressive Web Applications using JavaScript, HTML, Sass, and Svelte
• Write clean, readable JavaScript following SRP, DRY, and KISS principles and actively contribute to code reviews
• Contribute technical design expertise and assist teammates in technical problem solving
• Mentor junior developers and support a continuous learning environment
• Write unit tests with solid coverage using Jest
• Assist in grooming stories with well-defined acceptance criteria and contribute to design discussions
• Reinforce standards, best practices, and modern development conventions
• Collaborate effectively with both engineering and non-engineering stakeholders in highly cross-functional team environments

Requirements

• 5+ years of front-end software development experience
• Expert-level proficiency in Svelte — this is a must
• Expert in vanilla JavaScript with strong emphasis on ES6+
• Deep expertise in HTML, DOM, browser events, and page lifecycle
• Proficiency with CSS and preprocessors such as Sass or Less
• Strong grasp of Responsive Design techniques for mobile web
• Experience working in Agile/Scrum software development teams
• Hands-on experience with AI-assisted engineering tools (e.g. Claude Code, Cursor, or similar) — required
• Browser performance engineering knowledge and optimization strategies
• BA/BS in Computer Science or a related technical field, or equivalent practical experience
• Good level of spoken and written English: able to communicate effectively across distributed, cross-functional teams
• Ability to work during Pacific Standard Time (PST) hours

Preferred Qualifications

• Node.js experience, specifically with GraphQL servers
• GraphQL skills using queries & mutations
• Experience developing against accessibility standards (WCAG, etc.)
• Familiarity with application monitoring tools (e.g. Datadog, New Relic, Dynatrace)
• Awareness of web application security concerns (e.g. XSS)
• DevOps experience: CI/CD pipelines, automation tools, cloud-native API solutions

Conditions

• Fully remote role with a flexible schedule aligned to Pacific Standard Time (PST)
• Compensation in USD via a convenient payment method
• Direct collaboration with founders and fast decision-making
• High level of ownership and the opportunity to shape front-end architecture on a greenfield product