Serotonin is hiring a

Web3 Senior Front-End Engineer

Our client is on a mission to build a more financially inclusive future by making the power and utility of the US Dollar accessible across the globe. AUSD is the first fully collateralized, freely tradable digital dollar that is partner-focused, open, scalable, and dependable: a currency that works, wherever you are. Their goal is to create a more stable and accessible cryptocurrency that empowers individuals and businesses. They leverage cutting-edge technology to deliver secure and efficient financial solutions to their partners around the world.

This role is ideal for someone passionate about web3 and crypto, ready to take ownership of projects from start to finish in a dynamic and fast-paced environment prioritizing code quality and maintainability.

Key Responsibilities:

• Develop and maintain responsive web applications using JavaScript, ES6, Preact, and modern CSS.
• Collaborate with cross-functional teams to design, develop, and deploy new features.
• Optimize applications for maximum speed and scalability.
• Ensure the technical feasibility of UI/UX designs.
• Write clean, maintainable, and well-documented code.
• Participate in code reviews and contribute to team knowledge sharing.
• Troubleshoot and debug issues as required.

Qualifications:

• 3-6 years of professional experience in Front-End development.
• Strong proficiency in ES6 and React (or Preact).
• Solid understanding of modern CSS (BEM and atomic CSS, Flexbox, Grid, CSS Variables, etc.).
• Experience with state management libraries (specifically, Signals preferred).
• Familiarity with RESTful APIs and asynchronous request handling.
• Understanding of responsive design principles.
• Experience with version control systems, such as Git.
• Excellent problem-solving skills and attention to detail.
• Strong communication and collaboration skills.
• Familiarity with the crypto and blockchain space is a plus.

What We Offer:

• Competitive salary and benefits package.
• Opportunity to work with a passionate and innovative team.
• Flexible working hours and remote work options.
• Professional growth and development opportunities.
• A collaborative and inclusive company culture.