Full Stack Development Intern

Tokio Marine HCC (TMHCC) brings 50 years of service to the specialty insurance industry, today offering over 100 products to commercial customers in 180 countries around the world. Organic growth and over 60 successful acquisitions have grown our 2022 Gross Written Premium (GWP) to $5 Billion. Our workforce has grown to 4,300 worldwide … big, but not so big that you cannot make a difference. Our Good Company values, including integrity, empowerment, and commitment to customer service, and a culture of innovation, communication, and collaboration make TMHCC a great place to work.

TMHCC Stop Loss, a $2 Billion division within TMHCC, leads the way in providing medical stop loss insurance sold to employers. Medical Stop Loss provides an added layer of insurance protection to employers who choose to self-fund their health benefit plans. Self-funding can incur risks from catastrophic claims, and Medical Stop Loss insurance from Tokio Marine HCC is designed to protect employers from that risk.

*This role is located onsite in Kennesaw, GA *

Position Summary:

The Full Stack Development Intern (.NET/SQL) supports the Software Development team in designing, developing, testing, and maintaining enterprise applications. This role provides hands-on experience in modern full stack development using C#, .NET, SQL Server, and web technologies.

Working under direct supervision, the intern contributes to real project work while learning Agile development practices, version control, CI/CD pipelines, secure coding standards, and AI-assisted development tools. This position is designed to build foundational technical skills and prepare the intern for future growth within the organization.

Key Responsibilities:

• Assist in developing and maintaining applications using C#, .NET, and SQL Server.

• Write, test, and debug basic features, enhancements, and defect fixes.

• Support development of APIs and integrations between systems.

• Create and modify SQL queries, views, and stored procedures under guidance.

• Participate in code reviews and apply established coding standards and best practices.

• Assist with front-end development using HTML, CSS, JavaScript, and modern frameworks as applicable.

• Participate in Agile ceremonies including stand-ups, sprint planning, and retrospectives.

• Use version control systems (Git) and contribute to CI/CD pipelines.

• Utilize AI-assisted coding tools (e.g., Copilot or similar) under supervision to improve productivity and code quality.

• Support secure coding practices and follow application security standards.

• Document technical changes, features, and development processes.

• Collaborate with developers, QA analysts, and business stakeholders to resolve issues and deliver solutions.

• Perform other related duties as assigned.

Education, Experience & Knowledge:

• 60 completed college hours from an accredited college or university and an average grade point average (GPA) of 3.0 or higher. Must be currently enrolled in a Bachelor’s degree program in Computer Science, Information Systems, Engineering, or related field.

• No professional experience required. Internship, coursework, or academic project experience in software development preferred.

• Possess and have ability to apply basic knowledge of principles, practices, and procedures

• Strong written and verbal communication

• Coursework or hands-on experience in C#, .NET

• Strong analytical and problem-solving skills.

• Familiarity with SQL and relational database concepts.

• Basic understanding of APIs and application architecture concepts preferred.

• Familiarity with Git or other version control systems preferred.

• Interest in Agile development and DevOps practices.

• Interest in AI-assisted coding tools and modern development environments.

• Hybrid work schedule – 3 days in the Kennesaw, GA office, 2 days remote

The Tokio Marine HCC Group of Companies offers a successful, dynamic organization experiencing rapid growth and are seeking energetic and confident individuals to join our team of professionals. The Tokio Marine HCC Group of Companies is an equal-opportunity employer. Please visit www.tmhcc.com for more information about our companies.

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