Full Stack Engineer

Confiz is seeking a highly skilled Senior Full Stack Engineer to support a leading client in Seattle, WA to design, develop, and deliver scalable, secure, and high-performing web applications. The ideal candidate has strong expertise across front-end and back-end technologies, enjoys end-to-end ownership, and thrives in collaborative, fast-paced environments. Responsibilities Design, develop, and maintain end-to-end web applications using modern front-end and back-end technologies Build scalable, reusable UI components using React Develop robust backend services and APIs using Java, Node.js, or similar technologies Design and integrate RESTful APIs and backend services Work closely with product managers, UX designers, and translate requirements into technical solutions Ensure application performance, security, scalability, and reliability Participate in architecture and design discussions; contribute to technical decisions Write clean, maintainable, well-tested code following best practices Review code, mentor junior engineers, and uphold engineering standards Support production releases, troubleshooting, and on-call rotations as needed Qualifications Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience. 5–8 years of experience in full-stack software development. Strong proficiency in React, JavaScript (ES6+), HTML, and CSS. Hands-on backend development experience with Java (Spring Boot) and/or Node.js. Strong understanding of RESTful APIs, microservices architecture, and distributed systems. Experience working with relational and/or NoSQL databases such as PostgreSQL and DynamoDB. Familiarity with authentication, authorization, and application security best practices. Experience using Git, CI/CD pipelines, and automated testing frameworks. Solid understanding of cloud-native application development principles. Experience with TypeScript and Java development. Exposure to Next.js or other modern frontend frameworks. Experience working within AWS environments, including services such as EC2, ECS/EKS, Lambda, RDS, DynamoDB, and S3. Familiarity with containerization and orchestration tools such as Docker and Kubernetes. Experience with event-driven architectures and messaging platforms such as Kafka and SNS/SQS. Previous experience in retail, POS, or enterprise system environments is preferred. Strong sense of ownership, accountability, and problem-solving ability. Excellent verbal and written communication and collaboration skills. Ability to balance speed, scalability, and code quality in a fast-paced environment. Experience working within Agile/Scrum development methodologies. Passion for continuous learning and improving engineering best practices. #J-18808-Ljbffr