Senior .NET Developer

Join to apply for the Senior .NET Developer role at Marcus Thomas LLC
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Marcus Thomas is one of America’s leading independent, full‑service advertising and marketing agencies, with a global footprint spanning Cleveland and Cincinnati, Ohio;
Buenos Aires, Argentina; and Santiago, Chile. Our team of 200+ professionals collaborates across 16 states and six countries to deliver cutting‑edge solutions that drive real business impact.

• Web and Application Development – Crafting scalable, high‑performance digital solutions.
• Search Marketing and Analytics – Leveraging data to optimize user engagement.
• CRM and Marketing Automation – Designing systems that connect brands with customers.
• Creative Technology – Innovating at the intersection of design and development.

Marcus Thomas offers a hybrid, two‑days‑in‑office work environment for candidates located near C.A.B.A‑ B.A.

• Develop custom code that reflects the provided information architecture, art direction, design and content elements within the established technical framework, specifications and overall environment.
• Work within a multidisciplinary team composed of technical and nontechnical members.
• Collaborate with other development staff, including architects, front‑end developers, mobile developers, QA, business analysts, DBAs and IT staff to complete projects.
• Participate in the creation of accurate project estimates and scopes.
• Participate in the writing of detailed technical/functional specifications and code documentation.
• Participate in solution brainstorming and the identification of optimal approaches to delivering against client wants/needs/requirements.
• Assist with the information/technical architecture and design of digital solutions to ensure their compatibility with development best practices and principles.
• Participate in the development of code test plans, QA testing, issue documentation and resolution.
• Work to define project plans, maintain project timelines and achieve established milestones in an accurate and timely manner.
• Help nontechnical staff understand the technical implications of numerous complex client needs.
• Take initiative to research and learn emerging technologies, trends and industry developments; and share that information with fellow staff members.
• Work in a fast‑paced, tight‑timeline environment, while maintaining industry‑leading quality.

• Primary technical skills must include C#, Netcore, MVC, ASP.NET and .NET Framework.
• 5+ years of development experience with proven success in developing digital, web, online and/or mobile solutions.
• Experience working with cloud‑based environments such as Azure, AWS or GCP.
• Experience working with .NET‑based CMS/DXP platforms.
• Experience with Git.
• Experience with databases such as SQL.
• Demonstrated ability to accurately scope and estimate development work.
• Experience developing and testing across multiple browsers, platforms and implementations.
• Experience through all phases of development processes from discovery and definition through design and development.
• A commitment to clean, well‑organized code and code documentation following best practices is mandatory.
• Well organized, with the ability to handle changing requirements and aggressive deadlines.
• Exhaustive attention to detail.

• Experience with Vue.js.
• Experience with Kentico.
• Experience working with Docker and Kubernetes.
• Microsoft development certifications.
• Experience in a marketing, advertising or digital/interactive agency.
• AI experience, including Prompt as a code research tool and use of AI development tools.

• Accountability
• Inspired Thinking
• Respect and Collaboration
• Make Work Play
• Diversity
• Community

• Long‑Term Client Relationships:
  Our clients stay with us for over 12 years on average, showcasing our commitment and success in serving their needs.
• Award‑Winning Projects:
  Engage in projects that have received industry accolades, contributing to our reputation for excellence.