Senior Frontend Developer (React/TypeScript)

Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries.

About the product:

We deliver a turnkey, white-label platform for B2B operators in the event-based trading market. 

Our solution supports both a fully regulated infrastructure for US clients and a global on-chain trading environment with self-custodial wallets and secure execution.

The frontend is not just a website – it’s a system of embeddable widgets and white-label solutions integrated into client platforms.

About the Role:

As a Senior Frontend Developer, you will own the design, implementation, and optimization of user-facing applications and embeddable components. 

For this role it is important to have strong attention to detail in UI/UX, ability to implement UI exactly as designed, writing clean, structured, production-ready code and to understanding how frontend works end-to-end. 

Key Responsibilities:

• Build and maintain React + TypeScript widgets embedded into external client websites
• Translate Figma designs into pixel-perfect UI, ensuring high visual accuracy and consistency
• Develop and maintain a component library (Storybook)
• Integrate frontend components with backend APIs and ensure smooth end-to-end functionality
• Work on real-time UI updates (live data changes) with performance in mind
• Optimize rendering performance and avoid unnecessary re-renders
• Collaborate closely with product, backend, and QA in a fast-moving environment

Required Competence and Skills

• 5+ years of professional experience in frontend development within complex commercial applications
• Strong proficiency in JavaScript and TypeScript, with deep hands-on experience in React
• Solid experience with responsive web design and cross-browser compatibility
• Hands-on experience with Storybook and component-driven development workflows
• Good understanding of backend integration patterns, including RESTful APIs and WebSocket feeds
• Proven ability to build user-focused interfaces with attention to performance and usability
• Experience working with Git and collaborative development practices
• Bachelor’s degree in Computer Science or equivalent practical experience
• Ability to work independently, with a proactive and problem-solving mindset in a fast-paced environment

Nice to have:

• Experience with Next.js
• Experience with Strapi CMS 
• Experience developing reusable components or embeddable widgets