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CheckrCheckr

Senior Software Engineer, Trust

Senior full-stack engineer responsible for owning product development from customer discovery through delivery, building scalable APIs and event-driven systems. Requires 5+ years of experience, strong Ruby/Rails or JavaScript/React expertise, and comfort working in an early-stage startup environment.

About the job

Responsibilities

  • Work with customers, engineers, and leaders to design, build, and launch products.
  • Own end-to-end application development, from idea formation through delivery and customer impact.
  • Build and improve APIs, including integrations with third-party services.
  • Partner with customer success, customers, and stakeholders to translate needs into useful features.
  • Maintain reliable, maintainable code through testing, code reviews, and sound engineering practices.
  • Run and measure product experiments to guide future development.
  • Build scalable APIs and asynchronous, event-based architecture for very high traffic.

Requirements

  • Bachelor’s or master’s degree in computer science or an engineering discipline.
  • 5+ years of full-stack software development experience.
  • Advanced knowledge of Ruby, Rails, JavaScript, React, or similar languages and frameworks.
  • Experience in fast-paced startup environments, including founding or early-stage roles.
  • Ability to validate customer needs, gain team alignment, and rapidly ship MVPs.
  • Comfort with ambiguity, balancing speed and quality, and contributing to product direction.
  • Strong ownership, bias toward action, resilience, and delivery focus.

Nice to Have

  • Experience designing scalable architectures for 10 million or more users, including observability tooling and container orchestration.
  • Background in trust and safety, identity verification, background checks, or criminal data.
  • Expertise in data analysis and processing.
  • Experience building or working with scrapers and scraping technology.

Compensation and Benefits

  • Base salary range: $185,000–$218,000 USD.
  • Competitive cash and equity compensation.
  • Learning and development allowance.
  • Medical, dental, and vision coverage.
  • Up to $25,000 reimbursement for fertility, adoption, and parental planning services.
  • Flexible paid time off.
  • Monthly wellness stipend.
  • Expected to work from the office at least 3 days per week.

Skills

Ruby, Ruby on Rails, JavaScript, React, APIs, Asynchronous Architecture, Event-Driven Architecture, Observability, Container Orchestration, Data Processing, Web Scraping

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