Software Developer Jobs in Missouri

You desire impactful work.

You’re RGA ready

RGA is a purpose-driven organization working to solve today’s challenges through innovation and collaboration. A Fortune 200 Company and listed among its World’s Most Admired Companies, we’re the only global reinsurance company to focus primarily on life- and health-related solutions. Join our multinational team of intelligent, motivated, and collaborative people, and help us make financial protection accessible to all.

As Technical Lead Engineer, provides technical skills combined with strong leadership skills to articulate architectural direction and solutions to both product stakeholders and the development team. A full stack engineer with team leadership skills, deep proficiency in general programming languages, frameworks and deployment methodologies who creates API-based applications from concept to finished product with a cloud-first emphasis. Builds and encourages a collaborative environment while promoting architectural standards of the organization.

Principle Duties

• Leads a team of developers; oversees development team quality of work, timelines, and project risks without supervision
• Design, develop, and maintain scalable frontend applications using React, Vite, Material UI, and Redux.
• Build an optimize backend services using Python and a modern API framework (e.g., FastAPI, Flask, Litestar).
• Design and manage MongoDB schemas
• Develop, test, and deployed backend API's with Pydantic for validation and Beanie for MongoDB ORM.
• Implement asynchronous task processing using Celery.
• Ensure high-quality code by writing unit and integration tests using PyTest, Playwright, and ViTest.
• Deploy and maintain applications using AWS services such as Lambda, ECS, and CloudFront.
• Implement and monitor system performance using DataDog.
• Automate build, test, and deployment workflows using Jenkins and GitHub Actions.
• Secure and manage application secrets using AWS Secrets Manager and Vault.
• Collaborate with principal engineers, product owners, and other engineers to deliver high-quality software.
• Stay up to date with best practices and emerging trends in full stack development.

Education

• Bachelor’s Degree in Arts/Sciences (BA/BS) Computer Science or equivalent experience - Required

Work Experience

• 8+ years software development experience - Required
• 5+ years of experience as a Full Stack Engineer or similar role - Required
• Proficiency in Python, JavaScript, and TypeScript - Required
• Strong experience with React, Redux, and Material UI - Required
• Backend development experience with a modern Python API framework (e.g., FastAPI, Flask or Litestar) - Required
• Experience working with MongoDB and designing scalable data models - Required
• Experience with cloud services, particularly AWS - Required
• Familiarity with Infrastructure as Code (Terraform) to manage cloud resources - Required
• Experience with CI/CD pipelines using Jenkins - Required
• Strong understanding of testing frameworks (Playwright, ViTest, PyTest) - Required
• Experience with containerization and deploying applications on ECS - Required
• Experience with AWS RDS or Aurora PostgreSQL - Preferred
• Knowledge of event-driven architectures with SQS - Preferred
• Experience with CI/CD pipelines using GitHub Actions - Preferred
• Familiarity with the Litestar framework - Preferred
• Experience with OpenShift - Preferred
• Experience working with Agile development environments - Preferred
• Familiarity with Test-Driven Development (TDD) principles - Preferred

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What you can expect from RGA:

• Gain valuable knowledge from and experience with diverse, caring colleagues around the world.

• Enjoy a respectful, welcoming environment that fosters individuality and encourages pioneering thought.

• Join the bright and creative minds of RGA, and experience vast, endless career potential.

We’re excited to get to know you and connect your unique skills with our global opportunities. To create a modern and seamless experience, we use artificial intelligence (AI) in parts of our preliminary screening process. This technology helps us personalize job recommendations, automate interview scheduling, evaluate candidates based solely on experience—without considering name, gender, or other personal details—and provide real-time answers through our chatbot. AI is used only during early screening and never makes hiring decisions. Your RGA recruiter will work closely with you every step of the way to ensure the process feels personal, thoughtful, and focused on you.

Compensation Range:

Base pay varies depending on job-related knowledge, skills, experience and market location. In addition, RGA provides an annual bonus plan that includes all roles and some positions are eligible for participation in our long-term equity incentive plan. RGA also maintains a full range of health, retirement, and other employee benefits.

RGA is an equal opportunity employer. Qualified applicants will be considered without regard to race, color, age, gender identity or expression, sex, disability, veteran status, religion, national origin, or any other characteristic protected by applicable equal employment opportunity laws.