Lead Software Engineer (AWS)

Kingfisher Company Inc. offers an on-site opportunity in Lowell, MA for a Lead Software Engineer who will own and shape the web application platform across frontend, backend, and cloud infrastructure. The role blends hands-on development with small-team leadership to deliver real-time solutions for emergency communication equipment.

Benefits

• Competitive salary
• Comprehensive benefits package
• Opportunity to work on cutting-edge technology in a collaborative, small-team environment
• Significant responsibility in a critical product area

Responsibilities

• Own and guide the technical direction of the web application platform
• Lead a small engineering team while remaining hands-on with development
• Architect, build, and maintain full-stack web applications using React, JavaScript, Node.js, and AWS
• Develop systems for real-time monitoring and control of emergency communication equipment
• Decide on architecture, data flows, APIs, deployment, monitoring, and maintainability
• Prioritize technical work, balancing product needs with long-term engineering quality
• Leverage AWS services such as Lambda, API Gateway, DynamoDB, CloudWatch, and IoT Core
• Create features that interface with physical devices via MQTT, AWS IoT, or related technologies
• Improve development practices, including code reviews, testing, documentation, and deployment workflows
• Mentor junior and mid-level engineers as the team grows

Requirements

• 7+ years of professional software development experience
• Experience leading technical work or guiding a small engineering team
• Strong experience building and supporting production web applications
• Strong JavaScript and TypeScript experience
• Professional experience with React or a similar frontend framework
• Backend experience with Node.js or similar server-side technologies
• Experience designing and working with APIs
• Experience with AWS or similar cloud platforms
• Strong experience with IaC such as CloudFormation or Terraform
• Solid understanding of application architecture, maintainability, security, and reliability
• Ability to work independently, make technical decisions, and take ownership of a product area
• Bachelor's degree preferred

Technologies

• React
• JavaScript
• TypeScript
• Node.js
• AWS: Lambda, API Gateway, DynamoDB, CloudWatch, IoT Core
• MQTT
• AWS IoT
• CloudFormation
• Terraform

About us

Kingfisher Company Inc. is a small, innovative electronics design and manufacturing firm specializing in emergency communication equipment for the fire alarm industry. This role supports design validation through production, with a focus on quality, efficiency, and reliability. The position is suited to someone who wants to drive innovation and practical technology solutions within a tight-knit team.

Location and commute

This is an on-site role based in Lowell, MA. Relocation is not available. Must be able to commute to the Lowell address (ZIP 01854).

Compensation

USD 80,000 - 120,000 per year