Full Stack Engineer – Web Apps; Java​/Kubernetes + AWS

Lowell, MA

Kingfisher Company Inc.

We are seeking a Full Stack Software Engineer to join our team in Lowell, MA. This role focuses on building end-to-end web applications that interface with our Java/Spring and Kubernetes-based IoT platform as well as support existing AWS platform applications. You will primarily develop both user-facing web applications and the Kubernetes-backed services that power them, working across frontend, backend, and Kubernetes infrastructure to deliver real-time monitoring and control systems for emergency communication devices.

This is an onsite role in Lowell, MA (no remote)U.S. work authorization required

• Design and develop JV/Spring and Kubernetes-based applications for intelligent emergency reporting systems and devices
• Support real-time applications that interact with physical devices via MQTT, AWS IoT Core, AWS Lambda, AWS Amplify, Dynamo DB
• Maintain and improve existing AWS infrastructure (Cloud Watch, logging, alarms, deployments)
• Collaborate with hardware, firmware, and mobile teams to deliver cohesive system functionality
• Participate in architecture discussions and help evolve system design

• Experience with React or Vue
• Solid understanding of HTML, CSS, and responsive UI design
• Proficiency with REST, GraphQL and Web Socket is a plus
• Proven experience with Kubernetes backed services and AWS

• Experience with AWS services such as:
  Lambda, API Gateway, Dynamo DB, IoT Core
• Familiarity with event-driven or serverless architectures
• Basic experience with Cloud Watch, logging, and monitoring
• Understanding of deployment workflows (CI/CD is a plus)
• Experience with Kubernetes

• Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering or related field is required. Master's degree in related fields would be a plus
• 2+ years’ experience in Software development in a product oriented environment

• Opportunity to work on cutting-edge technology in a collaborative, small-team environment
• Take on a critical role with significant responsibility

Kingfisher Company Inc. (KCi) is small, innovative electronics design and manufacturing company specializing in emergency communication equipment for the fire alarm industry. We are seeking a hands-on, highly motivated Software Engineer to join our team. This position plays a critical role in ensuring the quality, efficiency, and reliability of our products, from design validation through production. If you are inspired to drive innovation and technology, Kingfisher is the place for you.

At Kingfisher you will work with other passionate technical leaders and make critical contributions to the emergency communications industry and to the growth of our company.

This is an on-site position located in Lowell, MA.

Kingfisher Company Inc. is an equal-opportunity employer.