Sr Full Stack Engineer

Senior Full Stack Software Engineer First Advantage (NASDAQ: FA) is a leading provider of global software and data in the HR technology industry. Enabled by proprietary technology and AI, First Advantage’s platforms, data, and APIs power comprehensive employment background screening, identity solutions, and verification services. Headquartered in Atlanta, GA, we have an internationally distributed workforce of about 10,000 employees spanning 17 countries. With a strong emphasis on innovation, automation, and customer success, First Advantage empowers 80,000 organizations to modernize their hiring and onboarding processes on a global scale. What You’ll Do As a successful Full Stack Senior Software Engineer, you will help maintain and enhance First Advantage’s key end‑user‑facing platform, owning delivery from design through deployment with a strong focus on modern frontend development. This hands‑on role partners with the Product Owner and Lead Architect to ensure adherence to FADV security and quality standards, while building scalable, high‑quality solutions across the stack with an emphasis on React, JavaScript/TypeScript, and modern UI practices. The role involves developing and optimizing a high‑volume, security‑intensive application using automated testing and deployment frameworks, while ensuring an intuitive user experience for hiring managers and candidates. Strong communication skills are essential to collaborate effectively with cross‑functional and globally distributed teams. Responsibilities Design and develop software applications and solutions based on documented business and system requirements. Write, edit, and debug code for assigned projects. Understand how applications operate, are structured, and how customers use them. Provide assistance to the testing team and support personnel as needed to resolve application issues. Respond promptly and professionally to bug reports. Assist and mentor junior developers on technical patterns and coding challenges. Review designs and code and provide feedback and guidance. Take ownership of the delivery schedule and quality of work. Provide input and estimates about the effort required to build desired functionality. Design applications for stability, scalability, and performance. Design solutions to problematic programming. Use Test‑driven Development (TDD) techniques to specify a detailed, executable design for your solution. Qualifications and Experience Bachelor’s degree in computer science or equivalent experience. 5+ years of frontend software development experience. Working experience writing and deploying UI applications using React.js and backend applications in Node.js. Experience designing and developing micro‑frontend and/or microservices systems with Node.js and NPM. Knowledge of RESTful API services. Working knowledge of SQL/NoSQL databases. Experience developing and supporting mission‑critical applications in a production environment. Proficient in writing unit tests and using mocking frameworks. Experience with source‑control management in a team environment. Experience supporting and/or implementing complex integration projects. Experience solving technical issues through thorough research and investigation. Respond to application outages as part of a regular team on‑call rotation. Work closely with software architects to create high‑level applications. Understand business requirements and create plans accordingly. Preferred Skills & Experience Good knowledge of software security vulnerabilities. Experience integrating LLM usage into the software development life cycle. Familiarity with AWS cloud technology stacks such as S3, SQS, CloudFront, CloudFormation, AppSync, API Gateway, DynamoDB, ECS, Lambda, and OpenSearch. UI testing experience using Cypress and TestCafe. Proficiency using Git in a collaborative development environment. Ability to work independently and drive projects from inception to delivery in area of expertise. Comfortable producing at a high level in a work‑from‑home and office environment with onshore and offshore teams using collaboration tools such as MS Teams, Zoom, JIRA/ADO and Confluence. Provide accurate estimates and manage individual priorities, deadlines, and deliveries as part of a team workflow using Kanban/Scrum. Benefits Employee Impact Groups FA Cares volunteer opportunities Mentorship Advantage Program SOAR, award‑winning manager development program At First Advantage, team members are united around a noble purpose: helping organizations to safeguard their workplaces and manage risk. The company’s culture is shaped by its core values — Authenticity, Curiosity, Integrity, Teamwork, Customer‑Inspired — empowering team members to bring their best ideas forward, collaborate across departments, and make a real impact. Equal Employment Opportunities at First Advantage First Advantage is an equal opportunity employer. We are committed to providing a workplace and recruitment process that is free from unlawful discrimination, harassment, and retaliation. Employment decisions at First Advantage are based solely on qualifications, merit, and business needs. We do not discriminate in any aspect of employment on the basis of race, color, national origin, ancestry, citizenship, religion, creed, sex, gender identity, gender expression, sexual orientation, marital or family status, pregnancy, age, physical or mental disability, medical condition, genetic information, veteran or military status, or any other characteristic protected by applicable law. #J-18808-Ljbffr