Senior Software Engineer building scalable, high - performance web applications for Binance.US, a regulated cryptocurrency exchange. Leading front - end architecture, performance optimization, testing, and secure user experiences with Next.js and React.
About the role
- Senior Front End Engineer developing scalable web applications for EarnIn's financial products. Collaborating with Product and Design teams using React and TypeScript in a remote capacity.
Responsibilities
- Partner with Product and Design to define, build, and evolve user experiences using modern frontend technologies.
- Own and evolve the frontend architecture to ensure scalability, performance, accessibility, and long-term maintainability.
- Lead the design and implementation of complex frontend systems using React, TypeScript, and Next.js, including SSR, routing, data fetching, and performance optimization.
- Establish and uphold frontend engineering standards, including patterns, tooling, testing strategies, and CI/CD best practices.
- Drive cross-team technical initiatives, aligning frontend architecture with backend APIs, platform capabilities, and product strategy.
- Proactively identify technical risks and opportunities, providing clear technical direction and tradeoff analysis.
- Mentor and guide frontend engineers, raising the bar on code quality, architectural thinking, and delivery practices.
- Design and implement robust unit, integration, and UI automation tests to ensure reliability and confidence at scale.
- Define and monitor frontend metrics (performance, reliability, user behavior) to inform product and technical decisions.
Requirements
- Bachelor’s (or higher, e.g., MS, or PhD) in Computer Science or a related technical field involving coding or equivalent technical experience
- Expert-level proficiency in modern frontend development, including HTML, CSS, JavaScript, TypeScript, React, and Next.js.
- Strong experience with frontend architecture, including state management, component design, design systems, micro-frontends (or modular architectures), and performance optimization.
- Experience building and operating production web applications using server-side and client-side rendering.
- Deep understanding of software engineering best practices across the SDLC, including testing, code reviews, observability, and operational excellence.
- 4+ years of industry experience, with significant depth in frontend or web platform development.
- Experience working in cloud-based environments (AWS, GCP, or Azure), particularly as it relates to frontend delivery and integration.
- Experience using AI-assisted development tools (e.g., Copilot, Cursor, LLMs) is a plus
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