Senior Frontend Developer (Musescore)

We are seeking a Frontend Developer to join the Musescore.com team, playing a key role in maintaining technical quality

We are actively integrating AI and automation into all areas of the business and expect candidates with mindset focused on improving efficiency and deliver a better user experience.

Key responsibilities

• Launch and deliver high-quality customer-facing features.

• Partner with managers, designers, analysts, and engineers to address user needs and enhance the product's growth.

• Debug and resolve technical issues.

• Be an integral part of a product-focused team.

• Ensure the technical quality of the product.

Requirements

Required experience

Skills

• 5+ years of experience in frontend development

• Knowledge of design patterns in OOP and FP, with a focus on React/Redux applications. Strong architectural thinking and an understanding of SOLID / GRASP principles

• Strong understanding of JS (ES2019 specification) and TypeScript

• Knowledge of core web vitals and page speed metrics & performance optimisation experience

• Deep understanding of web application rendering types (CSR, SSR), and different approaches to routing

• Understanding web application debugging and profiling using Chrome DevTools and similar tools, especially for optimize long tasks

• At least B2 level of English

• Understanding of ci/cd principles

Experience with:

• Implementing product experiments

• Technical debt management: planning, prioritizing and taking action.

• Developing at least one product for at least 3 years

• Large technical migrations

• Product frontend infrastructure: creating common libraries, managing build tools (webpack / vite), eslint configs and testing tools (jest, react-testing-library, playwright)

Benefits

Creativity every day: Make inspiring products for musicians, artists and creators – no day is the same.

• Impactful work Influence the future of the music industry and change the lives of millions worldwide.

• Work set up: We’ll make sure you’re set up for success with the right work equipment, whether that’s company-provided hardware or an equipment allowance.

• Growth and development: Receive specialized training, language lessons, conferences and learning materials.

• Team well-being: Support for your mental health and wellbeing, including confidential help during life’s tougher moments.