Lead Software Development Engineer - Front End

Overview

At Amperity, we’re an AI-first company helping the world’s leading brands create personalized customer experiences that build loyalty and fuel growth. Our AI-powered Customer Data Cloud enables more than 400 global brands to turn customer data into a competitive advantage.

We unlock the full value of customer data with simplicity and speed. AI is at the core of our platform and the way we work — from powering advanced identity resolution and predictive analytics to streamlining internal workflows and decision-making. It’s not just a capability; it’s part of our DNA.

Our team thrives on curiosity, collaboration, and transparency, fostering a culture where everyone can contribute, learn, and grow. We welcome talented individuals from diverse backgrounds to help us remove data bottlenecks, accelerate business impact, and push the boundaries of what AI can do for the world’s most innovative companies.

With offices in Seattle, New York City, London, and Melbourne, you’ll join a fast-growing team tackling critical challenges at the intersection of AI, data, and customer experience. Ready to make an impact? Let’s talk.

At Amperity, engineers work in small, collaborative feature teams with accountability. As a Lead Software Engineer with a focus on the front end, you'll be one of our experts in building intuitive and scalable user experiences. You'll influence how we do front-end development across the company — driving best practices, setting technical direction, and ensuring that the interfaces we deliver meet the wide variety of needs our customers bring to the platform.

You'll collaborate with product managers, designers, and engineers across multiple teams, ensuring that Amperity's customer-facing experiences are not only powerful but delightful. You'll work with a product mindset and experience solving deep engineering problems that unlock customer value. You think at the system level, lead projects that span teams, and help set the technical direction for the department.

• Design next-generation agentic UIs that make complex data and workflows easy for users to navigate.
• Develop systems and shared UI components that accelerate development across multiple feature teams.
• Create interactive, real-time experiences that help users visualize their data, understand their customers, and quickly.
• Improve front-end performance for scale, ensuring our applications stay responsive under heavy load and with massive datasets.
• Partner with product and design to shape end-to-end-user journeys, ensuring Amperity's Activation, Insights, and Data Management capabilities feel cohesive and intuitive.
• Work across the stack by integrating front-end components with distributed systems, APIs, and large-scale data pipelines.

• 12+ years of experience building and evolving complex software systems, with expertise in front-end development.
• Experience building exceptional user experiences and advocating for the importance of front-end engineering in a data-heavy platform.
• Experience leading technical plans that improve front-end practices, design consistency, and developer productivity across multiple teams.
• Knowledge of modern front-end frameworks and tools (React, Clojure Script, Type Script), with an eye toward performance, scalability, and accessibility.
• Strong knowledge of the latest AI tools.
• A willing teacher and mentor: you enjoy helping other engineers level up their front-end skills and help improve the engineering excellence of the engineering organization.
• Experience turning ambiguous customer or product problems into clear, applicable technical plans.
• Willingness towards continuous improvement, both in how we build software and in your own technical growth.

Seattle, WA or New York, NY

We have a hybrid work model for employees based in Seattle, WA, and New York, NY, with three days in the office days each week, providing a mix of in-person collaboration and remote flexibility.

Base Salary: $190,000-$260,000. Within our pay range, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions,…