Senior Frontend Engineer, Growth & A/B Testing

Joinhorizon; Northern (KY); Hybrid; USD 157,000 - 218,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

Learning and development allowance

Competitive compensation

Advancement opportunities

Flexible PTO

Wellness stipend

Relocation stipend

Job summary

Checkr is seeking a Senior Frontend Engineer for Growth to advance our self-serve business and growth funnel, delivering new customer experiences from design to release. You will partner with Product to shape roadmap, mentor engineers, and ensure reliability while balancing speed to market with long-term growth.

You will work in a collaborative, fast-paced environment with on-call duties and a focus on experimentation, data-informed decisions, and customer-first solutions.

Qualifications

• 5+ years of professional experience building web applications.
• Strong React skills — deep understanding of hooks, context, component patterns, and performance optimization.
• TypeScript proficiency in a production environment.
• Experience running A/B experiments and using data to inform product decisions.
• Ability to write clean, maintainable, well-tested code.
• Excellent collaboration skills — comfortable working directly with Product Managers and Designers.
• Strong communication skills — can articulate technical tradeoffs to non-technical stakeholders.

Responsibilities

• Develop new customer experience capabilities and product offerings from design through release.
• Find the balance between speed to market and long-term growth by designing for the horizon and building for today.
• Bring an iterative mindset to experiment, learn, and iterate to provide the best experience for the customers.
• Partner with Product to define appropriately sized initiatives to construct a roadmap that meets business needs quarter over quarter.
• Preserve customer goodwill by ensuring system availability by participating in on-call rotation, addressing support tickets, and taking action on preventative measures to improve reliability.
• Provide mentorship to engineers on the team and across the organization.
• Play an active role in the continuous improvement of the engineering organization through lunch table discussions, team showcases, and reviews with senior leadership.

Skills

Collaboration

Communication

Mentorship

Problem solving

Tools

React

TypeScript

A/B testing platforms

Redux

React Query

Context API

CSS-in-JS

Job description

Checkr is seeking a Senior Frontend Engineer for Growth to advance our self-serve business and growth funnel, delivering new customer experiences from design to release. You will partner with Product to shape roadmap, mentor engineers, and ensure reliability while balancing speed to market with long-term growth.

You will work in a collaborative, fast-paced environment with on-call duties and a focus on experimentation, data-informed decisions, and customer-first solutions.