Senior Full-Stack Engineer: AI-Driven Cloud Platform

Fictiv; Schaumburg (IL); On-site; USD 100,000 - 130,000; Full time

Job summary

MISUMI Americas is seeking a senior full-stack engineer to join our team and build scalable, AI-enabled manufacturing software. You will write clean, well-tested code across the full stack in AWS, own features end-to-end, and collaborate across multiple teams to deliver reliable systems.

You will work with modern tech on AWS and Vercel, contribute to a robust testing culture, and help evolve our platform while scaling with business growth.

Qualifications

• 3–6 years of relevant full-stack engineering experience.
• Hands-on AWS experience: SQS, Lambda, EC2, RDS, API Gateway, CloudWatch, AWS File Transfer Family, and Bedrock.
• Ability to develop, version, and maintain applications, microservices, and APIs with clean, maintainable code.
• Commitment to quality through unit and integration testing (Jest required; Vitest a plus).
• Experience with both SQL and NoSQL databases.
• Proficiency with Datadog for monitoring, logging, and performance analysis.
• Experience deploying, scaling, and securing modern web applications on AWS and Vercel.
• Ability to analyze and understand existing applications across front-end and back-end layers, including reverse-engineering legacy code.
• Hands-on experience with AI-assisted development tools.
• Proven ability to take ownership of ambiguous tasks and drive them to completion.
• Strong organizational skills to manage multiple timelines and deliver on schedule.
• Experience with distributed systems, caching, and security fundamentals (OWASP Top 10).
• .NET development experience is a plus.

Responsibilities

• Technical Expertise — Write clean, well-tested code across the full stack. Build highly available, business-critical services in AWS using Node.js and event-driven architectures.
• Delivery — Ship high-quality, defect-free code with tests and documentation; own work end to end from design through deployment.
• Collaboration — Partner with adjacent teams and stakeholders to clarify requirements and unblock progress; contribute to technical design reviews.
• Team Orientation — Support teammates, debug production issues, clear blockers, and improve shared systems.
• Continuous Improvement — Stay curious, explore new patterns and technologies, share learnings, and contribute to the QMS.
• All employees are expected to maintain and contribute to the QMS.

Skills

Full-stack development

AWS services

Microservices

Testing (Jest)

SQL/NoSQL

Datadog

AWS & Vercel

Legacy code understanding

AI-assisted development

Ownership

Project management

Distributed systems

.NET

Job description

MISUMI Americas is seeking a senior full-stack engineer to join our team and build scalable, AI-enabled manufacturing software. You will write clean, well-tested code across the full stack in AWS, own features end-to-end, and collaborate across multiple teams to deliver reliable systems.

You will work with modern tech on AWS and Vercel, contribute to a robust testing culture, and help evolve our platform while scaling with business growth.