Sr Full Stack Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Sr Full Stack Engineer based in United States.

As a Sr Full Stack Engineer, you will build and evolve a sophisticated platform that helps organizations manage complex background screening and occupational health workflows. You will work across a mature Ruby on Rails monolith and a growing ecosystem of Go services, owning features from design through production. Your work will span customer-facing experiences, partner integrations, internal administration tools, and automated processing pipelines. You will contribute to AI-powered capabilities that improve document processing, data extraction, and screening workflows. The role combines full-stack engineering, backend architecture, third-party integrations, and modern AI-assisted development practices. You will join a globally distributed engineering environment where correctness, security, scalability, and delivery speed are all essential.

Accountabilities

• Design, develop, and maintain features across a Ruby on Rails monolith and Go microservices, including candidate portals, partner workflows, I-9 processes, internal administration tools, and adjudication capabilities.
• Build and extend Applicant Tracking System (ATS) integrations and third-party partner integrations to support reliable data exchange and streamlined workflows.
• Develop and maintain asynchronous vendor search, processing, and reporting pipelines with a focus on reliability, scalability, and performance.
• Use artificial intelligence (AI) throughout the engineering workflow, including AI coding assistants, automated AI-powered code reviews, and agentic development tools to improve productivity without compromising engineering quality.
• Contribute to AI-powered product capabilities such as intelligent document parsing, structured extraction from vendor records, and automated screening and adjudication workflows.
• Own features throughout their complete lifecycle, including development, testing, code review, deployment, monitoring, and ongoing improvement.
• Build well-tested experiences across major user and system workflows, maintaining high standards for correctness, security, and maintainability.
• Collaborate with engineering and cross-functional stakeholders to translate product requirements into robust technical solutions.

Requirements

• Strong production experience developing business-to-business (B2B) Software as a Service (SaaS) applications.
• Solid experience with Go, or equivalent backend development experience involving HTTP services, background workers, and concurrent systems.
• Strong PostgreSQL skills and a solid understanding of relational database design and data modeling.
• Demonstrated experience building and consuming REST APIs and integrating third-party systems through technologies such as webhooks, OAuth, and Secure File Transfer Protocol (SFTP).
• Experience with Model Context Protocol (MCP) is a plus.
• Comfortable working with server-rendered frontends using technologies such as ERB, HTML, and CSS.
• Strong testing practices and a consistent focus on writing reliable, maintainable, production-ready code.
• Ability to work effectively across both frontend and backend systems and take ownership of technical initiatives from implementation through deployment and monitoring.
• Strong problem-solving, communication, collaboration, and ownership skills.

Benefits

• Annual base salary of $155,000-$170,000 USD.
• Annual bonus eligibility.
• Health, dental, and vision insurance.
• 401(k) retirement plan with employer match.
• Open Paid Time Off (PTO).
• 11 paid holidays.
• 4 annual paid Global Wellness Days.
• Short-term disability, long-term disability, and group life insurance.
• Paid parental leave.
• Pet insurance.
• Flexible Spending Account (FSA) and Health Savings Account (HSA) options.
• Employee Assistance Program.
• Fully remote work within the United States.
• Career advancement and professional development opportunities.
• Employee recognition programs.
• Access to LinkedIn Learning.