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Job Title: Senior AWS Full Stack Software Engineer Location: Plano, TX/Reston, VA/Columbia, SC/Knoxville, TN/Lafayette, LA/Birmingham, AL Type: Permanent Full Time

Responsibilities • Develop and maintain full stack applications using Java/Spring Boot, Python, and Angular. • Build and support cloud native applications and services on AWS, including Lambda, ECS/EKS, S3, API Gateway, DynamoDB, and RDS. • Develop REST APIs, microservices, integrations, and distributed application components. • Incorporate AI/GenAI tools such as GitHub Copilot, ChatGPT, and LLM based solutions into development workflows. • Work with LLM APIs and agentic/agent based workflows to automate tasks and enhance application capabilities. • Use AI assisted development practices for code generation, unit testing, test automation, and code reviews. • Participate in peer reviews and maintain strong standards for code quality, performance, security, and maintainability. • Translate business and technical requirements into reliable application solutions. • Contribute to CI/CD, automated testing, and modern DevOps practices. • Mentor junior engineers while remaining an active, hands-on contributor.

Requirements • 5+ years of full stack software engineering experience in enterprise application environments. • Strong hands-on development experience with Java and Spring Boot. • Strong experience developing applications and services using Python. • Front end development experience with Angular, TypeScript, HTML, and CSS. • Hands on experience developing and deploying applications on AWS. • Experience with AWS services such as Lambda, ECS/EKS, S3, API Gateway, DynamoDB, and RDS. • Strong understanding of REST APIs, microservices, and distributed systems. • Practical experience using Generative AI and AI assisted development tools, such as GitHub Copilot and ChatGPT. • Experience working with Large Language Models (LLMs), LLM APIs, and agentic or agent-based workflows. • Experience applying AI to software engineering activities such as code generation, unit testing, test automation, and code reviews. • Familiarity with CI/CD pipelines, DevOps practices, Git, and automated testing frameworks. • Strong debugging and problem-solving skills with the ability to work independently on complex technical assignments. • Ability to work effectively with business and technology stakeholders in an enterprise environment. • Experience mentoring or providing technical guidance to junior developers. • Education: Bachelor's degree in computer science, Software Engineering, Information Technology, or a related technical field.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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