Senior Full Stack Software Engineer

Senior Full Stack Software Engineer (Hybrid - Independence, OH)
**This is a hybrid/telecommute position. Candidates must reside in the United States to be considered. Candidates must reside within 50 miles of Independence, OH.**

Job Title: Senior Full Stack Software Engineer (.NET + Angular)
Salary Range: $100,000 – $150,000 per year

Full-Time Opportunities Available
Are you a developer who thrives on impact, owns the full stack, and is excited to build polished, high-performing solutions in a meaningful industry? Join our dynamic Engineering team as a Senior Full Stack Software Engineer (.NET + Angular), where you’ll lead the modernization of our web applications using the latest Angular framework and .NET technologies. This onsite/hybrid role offers the opportunity to make a real impact while working closely with a small, agile team to support our mission-driven organization.

Why Choose Us?
At Cosán Group, we value innovation, autonomy, and user-focused design. As part of our Engineering department, you'll enjoy a collaborative work environment, structured support, and the opportunity to work with cutting-edge technologies. We offer an onsite start with a hybrid-flexible schedule, and a healthy work-life balance—plus a chance to contribute to the company’s mission of innovative healthcare and operations excellence.

What You’ll Do:

Key Responsibilities:

• Lead efforts to upgrade legacy applications to the latest Angular and .NET Core frameworks.

• Redesign existing interfaces and reimagine user experiences for usability, performance, and accessibility.

• Take ownership of UI/UX design decisions and deliver best-in-class experiences independently.

• Build and consume RESTful APIs to support scalable, modular front-end development.

• Work across the full stack with technologies including Angular, C#, .NET, SQL Server, and Azure.

• Collaborate with product owners, QA, and business stakeholders to translate requirements into high-impact features.

• Contribute to Agile ceremonies, code reviews, DevOps practices, and team-wide technical discussions.

What We’re Looking For:

A skilled and creative full stack engineer with a strong understanding of UI/UX principles, API development, and modern web application frameworks. Someone who enjoys working independently, thrives in a fast-paced environment, and brings innovative solutions to the table.

Required Qualifications:

• 2–5+ years of full stack engineering experience.

• Strong front-end development with Angular 2+ (preferably Angular 13+) and TypeScript.

• Experience upgrading or replacing legacy AngularJS applications; 2+ years of AngularJS experience.

• Advanced HTML5, CSS3, and SCSS skills.

• Proficiency in C# and .NET (Core or Framework).

• Experience with Entity Framework (6 or Core) and LINQ.

• Experience developing RESTful APIs with ASP.NET Web API.

• Strong Microsoft SQL Server skills (T-SQL, stored procedures, schema design).

• Ability to independently drive UI/UX design and implementation decisions.

Preferred Qualifications:

• Native mobile application experience (e.g., Xamarin, MAUI, iOS/Android development).

• Experience working in healthcare, health tech, or with clinical data.

• Familiarity with Microsoft Azure (Functions, App Services, Key Vault, etc.).

• Experience with Azure DevOps, Git, and CI/CD pipelines.

• Exposure to Bootstrap, Material UI, or other design frameworks.

• NoSQL experience (e.g., Azure Cosmos DB, MongoDB).

• Knowledge of healthcare data standards (HL7, FHIR) or EDI integration.

• Experience with Twilio or other telephony/communication APIs.

• Experience integrating with OpenAI or other AI/LLM platforms.

Compensation & Benefits:

• Competitive salary: $100,000 – $150,000 per year.

• Paid Time Off.

• Paid Company Holidays.

• Medical, Dental, and Vision Insurance.

• Complimentary Life Insurance.

• Benefits Hub featuring local and national discounts.

• 401(k) plan.

• Optional short-term, long-term disability, critical illness & accident insurance.

• All necessary equipment to do your work (e.g., laptop, monitor, headset, etc.).

• Employee Assistance Program, including mental health resources.

Work Environment & Requirements:

• Onsite for first two months, then hybrid with at least 10 onsite days per month.

• Availability required during standard business hours.

• The ability to perform essential job functions—including developing and maintaining complex web applications, troubleshooting critical production issues, and responding to time-sensitive feature or bug fix requests—is vital to this role.

• The Full Stack Software Engineer must demonstrate resilience, focus, and strong problem-solving skills under pressure, especially when navigating tight deadlines, shifting technical priorities, or changing business requirements.

• Requests for accommodation will be considered to ensure alignment with the core responsibilities of the position.

If you're ready to bring your full stack expertise to a mission-driven organization and grow your career in a dynamic, hybrid-friendly environment—apply today!