Senior Software Engineer (React)

LeadSimple

154d

About The Position

We’re looking for a Senior Software Engineer with deep expertise in TypeScript and React to help us craft exceptional product experiences. You’ll work closely with product managers, designers, and other engineers to translate customer needs into intuitive, performant, and reliable software.

Requirements

• 5+ years of professional experience, with a strong track record in modern front-end development.
• Expert in TypeScript and React (including hooks, state management, and performance tuning).
• Product-focused mindset: you care about solving the right problems and delivering value to customers.
• Excellent communication skills—able to explain technical concepts to both engineers and non-engineers.
• Strong attention to detail and craftsmanship—you sweat the small stuff because you know users notice.

Nice To Haves

• Experience with backend technologies is a plus.

Responsibilities

• Build and maintain high-quality React/TypeScript applications with a strong focus on usability and performance.
• Partner with product and design to deliver features that make a real impact for customers.
• Write clean, maintainable, well-tested code that sets a high bar for quality across the team.
• Communicate openly about trade-offs, timelines, and priorities, ensuring alignment with product goals.
• Mentor and support other engineers, contributing to a culture of collaboration and continuous improvement.

What This Job Offers

• Career Level: Senior
• Number of Employees: 51-100 employees