Piper Companies is seeking a Principal Full Stack Engineer to join a trusted leader in financial services, known for innovation, scale, and long-term focus for a full-time, remote contract position located in Smithfield, RI . The Principal Full Stack Engineer will be leading the end-to-end design, development, and delivery of scalable full stack solutions while setting technical direction and mentoring engineering teams in a cloud-native, agile environment. Responsibilities of the Principal Full Stack Engineer include: Lead the design and delivery of scalable, high-performance software solutions in an agile environment, ensuring alignment with both functional and non-functional business goals Drive engineering excellence by establishing and mentoring teams on best practices for code quality, architectural design, automation, and operational resilience Partner closely with product managers, architects, and cross-functional stakeholders to define technical roadmaps and influence long-term platform strategy Champion DevOps and cloud-native principles by shaping CI/CD pipelines, infrastructure-as-code standards, and end-to-end observability Promote a culture of innovation by exploring emerging technologies, guiding proof-of-concepts, and sharing insights across engineering teams Qualifications for the Principal Full Stack Engineer include: 7–+ years of full stack development experience with multi-tier applications, including Java/JEE, Spring/Springboot, RESTful APIs, Python, SQL/NoSQL, and deployment technologies Expertise in cloud technologies, especially AWS (EKS/ECS, Lambda, SQS, EC2, S3, IAM roles/policies, CloudWatch), with hands-on experience in cloud migration, Terraform (or CloudFormation), and container orchestration (Kubernetes) Proficiency in architecture and systems design, including API development, data modeling, batch processing, workflow automation, and observability using tools such as Datadog, Splunk, and ELK Strong understanding of object-oriented programming, Agile methodologies, CI/CD automation (security, quality testing), Kafka, and front-end frameworks (a plus) Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field Compensation for the Senior Full Stack Engineer: Salary Range: $-$ USD/hour Comprehensive Benefits: Medical, Dental, Vision, sick leave if required by law, and K This job opens for applications on 7/3. Applications for this job will be accepted for at least days from the posting date. Keywords: principal full stack engineer, full stack development, Java, Spring, Springboot, RESTful APIs, Python, SQL, NoSQL, AWS, EKS, ECS, Lambda, SQS, EC2, S3, IAM, CloudWatch, Terraform, CloudFormation, Kubernetes, microservices, cloud-native architecture, DevOps, CI/CD, infrastructure as code, Datadog, Splunk, ELK stack, Kafka, agile, software architecture, system design, API design, data modeling, workflow automation #LI-REMOTE