Sr Full Stack Dot Net Developer Jobs in Washington

We are seeking a highly skilled Senior Full Stack .NET Developer to join our growing engineering team. This role is ideal for a hands-on developer who thrives in a fast-paced, agile environment and enjoys solving complex technical challenges at scale.

The ideal candidate is self-motivated, detail-oriented, and capable of driving projects forward with minimal supervision. You will play a key role in designing, building, and enhancing enterprise-grade tooling, reporting systems, and customer-facing applications for a leading automotive marketing technology company.

This is an active development role requiring strong architectural thinking, modern development practices, and the ability to collaborate across technical and business teams.

We are especially interested in engineers who embrace modern AI-assisted development workflows and continuously explore new technologies that improve software quality, delivery speed, and developer productivity.

This is a full-time, salaried, remote position. Candidate must reside within the Continental U.S. Eastern or Central time zones highly preferred, but all are welcome to apply who can support 8:30AM-5:30PM (EST) hours.

Key Responsibilities

• Design, develop, and maintain scalable applications and services for our marketing, data processing, and consumer-facing web platforms
• Build solutions supporting major automotive OEM programs and hundreds of dealership clients nationwide
• Collaborate with executive leadership, product owners, business stakeholders, and engineering teams to architect and deliver innovative solutions
• Research, prototype, and implement new technologies, proof-of-concepts, and platform enhancements
• Influence product direction, APIs, and technical standards through practical engineering expertise
• Lead projects from concept through deployment with a strong sense of ownership and accountability
• Continuously identify opportunities to improve platform performance, scalability, reliability, and developer efficiency
• Troubleshoot and resolve complex technical issues across distributed systems and production environments
• Mentor and guide other developers through code reviews, technical discussions, and best practices
• Participate in modern CI/CD and automated deployment workflows
• Leverage AI-assisted development tools and workflows to improve engineering productivity, code quality, testing, and operational efficiency

Qualifications & Requirements

• Bachelor’s or Master’s degree in Computer Science, Engineering, related field, or equivalent professional experience
• 5+ years of professional software development experience building enterprise applications
• Strong experience with full stack .NET application development
• Advanced proficiency in C# and the .NET ecosystem
• Experience with modern front-end development using Angular, Vue.js, or React
• Strong understanding of RESTful APIs and microservices architecture
• Experience with SQL Server, PostgreSQL, MySQL, and related data technologies
• Familiarity with distributed caching, search, streaming, and large-scale data platforms such as Redis, Elasticsearch, Kafka, Snowflake, Cassandra, or similar technologies
• Strong foundation in computer science principles including object-oriented design, data structures, algorithms, and application performance
• Experience with Agile development methodologies such as Scrum or Kanban
• Experience with modern engineering practices including TDD, Automated Testing, CI/CD, and code quality tooling
• Experience using AI-powered development tools such as GitHub Copilot, ChatGPT, Claude, Cursor, or similar technologies to accelerate development and problem solving
• Proven ability to independently drive projects to successful completion
• Comfortable working in a fast-moving, collaborative development environment

Preferred Qualifications

• Experience with Docker and containerized applications
• Proven experience in designing and deploying .NET solutions on major cloud platforms (AWS, Azure, or GCP) leveraging container orchestration (Kubernetes), serverless functions, or virtualized infrastructure
• Experience building high-scale SaaS or multi-tenant applications
• Automotive industry experience, a plus!
• Experience with observability, monitoring, and performance optimization tools is a plus

COMPENSATION
Compensation commensurate on experience. Participation in company benefit offerings include medical, dental, vision, unlimited paid leave, 401(k) matching, wellness, and more. The expected salary range for this position is $150,000–$175,000 annually. The final offer will be based on several factors, including relevant experience, skills, and qualifications.

NEXT STEPS
If you meet the requirements, and are interested in applying for this role, please complete the online application, be sure to include a current resume and contact information. Local and remote candidates (living within Eastern or Central Time Zone) will be considered. No relocation assistance provided for this position. NO PHONE CALLS PLEASE.

About Team Velocity
Team Velocity is a full-service marketing agency serving the automotive industry, providing integrated marketing solutions to OEMs and dealerships nationwide. We leverage our proprietary Apollo® technology platform to predict consumer behavior, personalize marketing campaigns, and help dealerships drive more sales and service revenue.

Our team members are driven, creative, and collaborative, enjoying a unique culture where innovation and client success are paramount.

Join us in revolutionizing automotive marketing and technology through powerful, data-driven insights, continuous improvement, and an unwavering commitment to reliability.