Job Description
Job Description
"All candidates must be directly contracted by ASK Consulting on their payroll and cannot be subcontracted. We are unable to provide sponsorship at this moment".
Job Title: Senior Full Stack Engineer
Duration: 6 Months (Start Date: 02/02/2026 – End Date: 07/31/2026)
Potential to convert
Location: Seattle, WA 98101 (ONSITE: Monday through Thursday. Required)
Pay Rate Range: $55/hr. - $65/hr. on W2
Job Description:
We are looking for a highly skilled Senior Full Stack Engineer 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.
Key Responsibilities:
- Design, develop, and maintain end-to-end web applications using modern front-end and back-end technologies
- Build scalable, reusable UI components using ReactDevelop 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
Required 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
- Preferred Qualifications
- Experience with TypeScript
- Exposure to Next.js or modern frontend frameworks
- Experience with AWS (EC2, ECS/EKS, Lambda, RDS, DynamoDB, S3)
- Familiarity with containerization (Docker, Kubernetes)
- Experience with event-driven architectures (Kafka, SNS/SQS)
- Background in retail, POS, or enterprise systems
Soft Skills:
- Strong ownership mindset and accountability
- Excellent communication and collaboration skills
- Ability to balance speed with quality
- Experience working in agile / Scrum environments
- Passion for learning and improving engineering practices
Education: Bachelors or equivalent experience
About ASK: ASK Consulting is an award-winning technology and professional services recruiting firm servicing Fortune 500 organizations nationally. With 5 nationwide offices, two global delivery centers, and employees in 42 states-ASK Consulting connects people with amazing opportunities
ASK Consulting is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all associates.