The Sr .NET Software Developer is responsible for designing, developing, and delivering high-quality, scalable cloud-based applications. This role partners closely with business and technology teams to build solutions that improve operational efficiency and support company growth. Reporting to the Director Enterprise Technology, this position plays a key role across the full software development lifecycle.

Essential Duties & Key Responsibilities

Design, develop, and deploy cloud-based applications, with a strong focus on AWS.
Build and maintain Microservices and REST API programs, providing services to both internal and external clients.

Participate in full life cycle software development using agile methodologies and modern version control (e.g., GitHub).
Troubleshoot, debug, and resolve software defects to ensure optimal performance and reliability .
Collaborate cross-functionally with Development, Quality Assurance, Release Engineering, and Support teams to deliver reliable, scalable, and maintainable solutions.
Contribute to system architecture discussions and promote best practices in coding and design.
Ability to travel and/or work onsite up to 5% on an annual basis.

Performs other duties as assigned or apparent.

Supervisory Responsibilities:

This job has no supervisory responsibilities.

Experience & Qualifications:

Bachelor’s degree in Computer Science, Engineering or related discipline required; Master’s degree preferred.
7+ years’ experience in software development life cycle and extensive experience in delivering applications and services.

Strong understanding of software architecture discipline, processes, concepts and best practices.
5+ years experience with C#, .Net core, unit testing frameworks (e.g., xUnit).
Experience with database technologies (e.g., NoSQL, SQL, MYSQL, PostgreSQL) and data interchange formats (e.g., XML, JSON).
Hands-on experience with frontend frameworks (React, Angular or Vue)
Working knowledge and application of SOLID principles.
Experience with cloud platforms (AWS preferred: Azure a plus).
The ability to share, communicate and collaborate on ideas clearly, both orally and in writing with product owners and technical resources.
An energetic team player who works well across boundaries and readily adapts to change and enjoys rapid development.
Strong organizational skills with the ability to manage multiple priorities and deadlines.
Exceptional interpersonal skills, with the ability to interface effectively with stakeholders at all levels of the organization.
Strong customer service orientation with the ability to handle inquiries and requests efficiently and professionally.
Attention to detail and a commitment to accuracy in all aspects of program management.
Ability to work independently while also being a team player who thrives in a collaborative environment.
Discretion and trustworthiness in handling sensitive information and supporting high-level strategic initiatives.

Physical Demands and Working Environment

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this position. Reasonable accommodation may be made to enable individuals with disabilities to perform the functions.

While performing the duties of this job in a home office setting, the employee is regularly required to work on a computer for extended periods of time.
Frequent use of a computer requires fine motor skills and hand-eye coordination.
Ability to sit for extended periods while working from home or a designated workspace.
Ability to perform tasks that require sustained attention and focus.
Occasional lifting of materials up to 25 pounds.
Travel to attend team meetings may be required. Travel may include local, regional, or overnight trips and may require the ability to travel by car, plane, or other means of transportation.
To facilitate working from home, and as a requirement for this role, the employee must provide reliable internet connection with sufficient bandwidth to execute all job functions and technology setup conducive to remote work. The company laptop will be provided.
A quiet, distraction-free workspace is required for maintaining productivity.
Collaboration with team members may occur through virtual meetings and communication platforms.

About Rubicon

Rubicon is a leading provider of technology-based waste and recycling solutions for waste generators, helping them to understand, manage, and reduce waste.

We provide multi-location businesses with an all-in-one waste and recycling solution, offering deep insights into your waste streams to enable informed decision-making and actions across all your locations. We help customers achieve sustainability goals with tailored zero waste solutions, leveraging our longstanding relationships with more than 8,000 vendors and hauler partners.

Rubicon is an Equal Employment Opportunity Employer. We also maintain a Drug-Free Workplace.

Rubicon is committed to sustainability and will rely on all employees to serve as an advocate for Environmental Social and Governance (ESG) both internally and externally to help grow the Company’s ESG objectives.

Environment: Contribute, measurably, to Rubicon’s carbon reduction goal and circular economy efforts
Social: Support Rubicon’s efforts to cultivate/promote racial and gender equity
Governance: Advance Rubicon’s commitment to best-in-class governance practices

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