Senior Full-Stack Developer – .NET Core, Kafka, AWS

Cognizant • Birmingham, AL

111d • $55,350 - $82,000

About The Position

We’re looking for a seasoned Full-Stack Developer with deep expertise in .NET Core, modern JavaScript frameworks, and AWS cloud services. This role is ideal for someone passionate about building scalable, event-driven systems and contributing to architectural decisions in a dynamic environment. In this role, you will: Design and implement robust full-stack applications using .NET Core, React.js/Angular, and AWS. Build and maintain event-driven microservices leveraging Apache Kafka for real-time data streaming. Develop and integrate RESTful APIs with frontend components. Deploy and monitor cloud-native applications using AWS services such as ECS/EKS, Lambda, S3, API Gateway, DynamoDB, and RDS. Implement CI/CD pipelines and automated testing to ensure high-quality releases. Participate in system architecture and design discussions to influence technical direction.

Requirements

• 10+ years of full-stack development experience.
• Strong backend expertise in .NET Core / C#, Web APIs, and microservices.
• Solid frontend development skills using React.js and Angular.
• Proficiency with Apache Kafka, including producers, consumers, topics, partitions, and stream processing.
• Experience building distributed systems with event-driven architecture.
• Hands-on experience with AWS services: Lambda, ECS, EC2, S3, API Gateway, DynamoDB/RDS, CloudWatch, IAM, and Secrets Manager.
• Strong knowledge of SQL and NoSQL databases (e.g., SQL Server, PostgreSQL, MongoDB).
• Familiarity with Git, Docker, and CI/CD tools like GitHub Actions, CodePipeline, Jenkins.
• Deep understanding of software architecture principles such as SOLID, DDD, and Clean Architecture.

Nice To Haves

• Proven track record of designing scalable cloud-native applications.
• Experience in legacy modernization or migration to microservices.
• Thought leadership in architecture forums or technical communities.
• Certifications in AWS or .NET technologies.

Responsibilities

• Design and implement robust full-stack applications using .NET Core, React.js/Angular, and AWS.
• Build and maintain event-driven microservices leveraging Apache Kafka for real-time data streaming.
• Develop and integrate RESTful APIs with frontend components.
• Deploy and monitor cloud-native applications using AWS services such as ECS/EKS, Lambda, S3, API Gateway, DynamoDB, and RDS.
• Implement CI/CD pipelines and automated testing to ensure high-quality releases.
• Participate in system architecture and design discussions to influence technical direction.

Benefits

• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Number of Employees: 5,001-10,000 employees