Senior Growth Engineer

Overview

Job Description

Responsibilities

• - Own growth engineering projects end-to-end, from implementing a localization framework for international audiences to building referral program logic, attribution systems, and rebuilding tracking infrastructure for accuracy and reliability.
• - Build features on Buffer's marketing site that help people discover and try Buffer, shipping landing pages, interactive tools, and conversion flows.
• - Create benchmarks, calculators, and utility content that educate users and make Buffer genuinely useful before someone even signs up.
• - Shape our marketing platform capabilities by building the systems and frameworks that help the whole team move faster.
• - Create A/B testing infrastructure, develop programmatic page generation for SEO and AEO, implement content management patterns, and build reusable components that make future projects easier to ship.
• - Drive experimentation and optimization, helping the team learn faster through code.
• - Strengthen our foundations by maintaining integrations with our marketing technology stack (Segment, GTM, Mixpanel, BigQuery), upgrading dependencies, optimizing performance, and ensuring accessibility.
• - Help shape our engineering culture by pairing with other engineers, reviewing code, sharing knowledge about growth systems and marketing engineering patterns, and raising the bar for how we approach frontend work together at Buffer.

Required Skills

• - Strong frontend foundations in React, TypeScript, and modern web development, and you're comfortable going beyond the frontend when the work calls for it - writing backend logic, building API routes, connecting third-party integrations.
• - You understand what it takes to grow something, with hands-on experience with SEO, analytics, A/B testing, and conversion optimization.
• - You think beyond the immediate task, caring about how things connect, whether they'll hold up, and whether the details are right.
• - You thrive in remote, async environments, communicate clearly, support your teammates, and work effectively across marketing, design, and engineering.
• - You've built AI into user-facing marketing features at scale and you use AI tools daily to multiply your own output.
• - You have a personal stake in the world of content creation.

Benefits

• - Competitive salary
• - Work remotely
• - 4-Day workweeks
• - Health insurance
• - Home office setup
• - Growth mindset fund
• - New laptop
• - Unlimited free books
• - AI tools stipend
• - Flexible time off
• - Savings plan with 3% company match
• - Profit sharing
• - Family leave of 16 weeks, fully paid
• - Family support fund
• - Working smarter stipend
• - Sabbaticals after every 5 years