Senior Full Stack Java Developer Jobs in Dubuque, IA

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking a Senior Front End Software Engineer to become an integral part of our software engineering team. The selected candidate will work with an experienced, collaborative engineering staff using modern development tools and processes to deliver high‑quality, user‑focused software solutions.

Senior Full-Stack Software Engineer

As a Senior Full-Stack Software Engineer you will support the continued development of advanced connected technology platforms and scalable software solutions. This role will focus on designing, developing, and enhancing modern web-based applications that support data-driven products, equipment connectivity, and enterprise-level customer solutions.

Responsibilities

• Design, develop, test, and deploy new software features for modern full-stack applications.
• Build efficient, scalable, and maintainable code across front-end and back-end systems.
• Support development of connected data platforms, cloud-based applications, and API-driven services.
• Collaborate with software engineers, product managers, QA, and technical leadership to define and deliver new functionality.
• Participate in architectural planning, database design, and software scalability improvements.
• Develop and maintain RESTful APIs, microservices, and cloud-integrated applications.
• Troubleshoot software issues and implement solutions to improve reliability, usability, and performance.
• Write and maintain unit tests and support overall software quality initiatives.
• Mentor junior developers and provide technical guidance within the engineering team.
• Contribute to agile development activities including sprint planning, code reviews, and documentation.

• Bachelor’s degree in Computer Science, Software Engineering, Computer Engineering, or related technical field.
• 8+ years of professional software development experience.
• Strong experience developing full-stack web applications in enterprise or product-based environments.
• Proficiency with JavaScript development technologies such as Node.js, modern front-end frameworks, HTML, and CSS.
• Experience with back-end development using technologies such as Python, C#, or .NET is also beneficial.
• Strong understanding of SQL databases; NoSQL experience is a plus.
• Experience developing and maintaining REST APIs and microservices architectures.
• Familiarity with containerized deployments and tools such as Docker.
• Experience working in cloud environments such as Amazon Web Services.
• Strong problem-solving ability with experience supporting complex software systems.
• Ability to work both independently and collaboratively in a fast-paced engineering environment.
• Excellent communication and technical documentation skills.

Preferred Qualifications

• Experience with large-scale distributed systems or data-intensive applications.
• Familiarity with message queueing systems and event-driven architectures.
• Experience developing software for connected devices, telematics, or IoT-based platforms.
• Prior experience mentoring software engineers or providing technical leadership on projects.
• Experience working in Agile/Scrum software development teams.

Pay Range: $120,000-$180,000 Commensurate with experience

VISA Sponsorship is NOT available for this position.

About RFA Engineering

RFA Engineering has provided product development and engineering services to industry leading customers since 1943. Our primary focus is the development of off highway equipment including agricultural, construction, mining, recreational, industrial, and special machines. Our work includes concept development, product design, documentation, problem-solving, simulation, optimization, and testing of components, systems and complete machines. Our engineering staff is located at our Engineering Center in Minneapolis, branch office in Dubuque, IA, and at numerous customer sites throughout the U.S.
Competitive Benefits

• Health and Dental Insurance
• Health Savings Account
• TelaDoc: Virtual Health Care
• Vision Insurance
• Company Paid / Supplemental Life Insurance
• Company Paid Long-Term Disability
• Supplemental Short-Term Disability
• Retirement Savings Account (Traditional 401k & Roth 401k)
• Flexible Spending Plan Dependent Care
• Bonus Plan (Exempt Employees Only)
• Paid Time Off (PTO)
• Paid Holidays
• Bereavement Leave
• Employee Assistance Programs (EAP)
• Education Assistance

Equal Opportunity and Veteran Friendly