Senior Software Engineer - Frontend

🏢 About SigNoz

SigNoz (YC W21) is building the open-source observability platform developers actually want to use. Trusted by thousands of teams worldwide with 26K+ GitHub stars and a rapidly growing developer community, SigNoz offers a single pane of glass for metrics, traces, and logs. We are tackling real engineering challenges at scale, with high ownership, minimal process, and no micromanagement.

🎯 The Role

As a Senior Frontend Engineer, you will be at the forefront of creating user-friendly interfaces that empower our users with valuable insights. You will be building a system that can handle 1M events per sec. Observability products are some of the most complex frontend systems to build. This role is high ownership, high velocity, and demanding—best suited for engineers who thrive in fast-moving startup environments and enjoy solving hard product and engineering problems.

🛠️ Tech Stack

• React + Next.js
• TypeScript
• Modern build tools (Webpack / Vite)
• Testing (Jest / React Testing Library)

💼 What You'll Do

• Own and drive end-to-end development of critical observability features.
• Build powerful visualization experiences and reusable components for exploring metrics, traces, and logs.
• Architect and maintain our core design system to accelerate feature development.
• Take ownership of application performance at scale, implementing efficient solutions for real-time data streaming and complex visualizations.
• Collaborate closely with product, design, and backend teams.
• Champion engineering excellence through thoughtful code reviews, comprehensive testing, and detailed documentation.

✅ What You'll Need

• 4+ years of professional frontend engineering experience.
• Strong fundamentals in JavaScript and React (core concepts, advanced patterns for scalable apps).
• Deep understanding of frontend architecture and engineering principles.
• Solid grasp of TypeScript, type safety, and modern frontend tooling.
• Experience building web applications with a focus on performance and scalability.
• A growth mindset, high agency, and passion for taking outcomes from idea to production.

🌟 Nice to Have

• Experience with data visualization, real-time updates, or developer tooling.
• Passion for contributing to open-source projects (watch your GitHub profile bloom green!)
• Desire to present expertise in various developer meetups and conferences.