Fullstack Engineer (Frontend-Focused) – Remote

An AI companion who is eager to learn and would love to see the world through your eyes. Replika is always ready to chat when you need an empathetic friend.

About Replika

Replika is an AI companion loved by 35M+ users around the world. We’re redefining what it means to connect with technology – emotionally, intelligently, and personally. From mobile to VR, we’re building an experience that feels less like software and more like someone who gets you.

We’re scaling fast and taking on bold challenges to become the most human AI on the planet.

About the role

We’re looking for a Fullstack Engineer with a strong frontend focus . This role sits at the intersection of engineering and marketing , helping to build and evolve web experiences that drive user acquisition, engagement, and retention across Replika’s platform.

You’ll work closely with the Marketing, Product, and Engineering teams to implement features that directly support our growth goals – from landing pages and A / B tests to analytics and user journeys. At the same time, you’ll be contributing to core frontend infrastructure and backend services, with the potential to get involved in broader product work over time.

Responsibilities

• Develop and maintain web applications and landing pages using modern frontend technologies (JavaScript, TypeScript, CSS) – expect to spend 50–70% of your time on frontend tasks.
• Build and optimize integrations with third-party tools (e.g. analytics, A / B testing, attribution, CRM platforms).
• Contribute to backend systems, supporting APIs, basic automation workflows, and internal tools.
• Collaborate with cross-functional teams to implement features that drive user acquisition, engagement, and growth.
• Ensure high performance, accessibility, and responsive design across web experiences.
• Analyze and improve site performance, UX, and conversion metrics.
• Maintain code quality through code reviews, testing, and documentation.
• Contribute to broader engineering projects, including core product features.

Requirements

Nice to Have

Why Join Us?