job summary: Looking for Full Stack Engineer to join our client in the retailer industry. This role is on site 4 days per week. Location is downtown Seattle. location: Seattle, Washington job type: Contract salary: $56 - 66 per hour work hours: 9am to 5pm education: Bachelors responsibilities: Design, develop, and maintain end-to-end web applications using modern front-end and back-end technologiesBuild scalable, reusable UI components using ReactDevelop robust backend services and APIs using Java, Node.js, or similar technologiesDesign and integrate RESTful APIs and backend servicesWork closely with product managers, UX designers, and translate requirements into technical solutionsEnsure application performance, security, scalability, and reliabilityParticipate in architecture and design discussions; contribute to technical decisionsWrite clean, maintainable, well-tested code following best practicesReview code, mentor junior engineers, and uphold engineering standardsSupport production releases, troubleshooting, and on-call rotations as needed qualifications: 5-8 years of experience in full-stack software development Strong experience with React, JavaScript (ES6+), HTML, CSS Backend experience with Java (Spring Boot) or Node.js Strong understanding of REST APIs, microservices, and distributed systems Experience working with relational and/or NoSQL databases (PostgreSQL, DynamoDB, etc.) Familiarity with authentication, authorization, and security best practices Experience with Git, CI/CD pipelines, and automated testing Solid understanding of cloud-native application development Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact HRsupport@randstadusa.com. Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility). This posting is open for thirty (30) days.