Top Software Engineer Jobs in St. Louis, MO

The role involves designing, developing, and maintaining non-embedded software for the Tomahawk program, ensuring compliance with industry and government standards.

The role involves maintaining and modernizing the Rails stack, improving performance and reliability, and building internal tooling to support scalable infrastructure.

As a Software Engineer on the CDN Security team, you will analyze traffic, build a scalable firewall, and enhance web security for customer websites.

As a Software Engineer at Vercel, you will enhance and improve the CDN's performance, analyze web latency, and support a team of developers working primarily in Lua.

The role involves improving MongoDB's networking and observability components, leading projects, and collaborating with colleagues throughout the project lifecycle while ensuring a reliable distributed database system.

The Software Engineer II will ship features to enhance Affirm's marketplace, supporting product development and collaborating with design and analytics teams while ensuring operational stability.

As a Software Engineer specializing in IAM, you will design and maintain scalable systems, develop solutions for identity management, and ensure security and reliability in a collaborative environment.

The Staff Backend Product Software Engineer will lead a team in delivering technical solutions, collaborating on product management, and mentor engineers while maintaining high standards in a reliable, scalable environment.

The Software Developer will design, develop, and maintain software solutions for engineering and manufacturing teams, collaborating with stakeholders and participating in Agile processes.

The Software Engineer develops and maintains flight and subsystem control software for fighter programs, participating in the full development lifecycle including requirements, testing, and troubleshooting.

As a Mission Software Engineer, you'll develop solutions for government customers by integrating software into existing workflows, requiring significant travel, collaboration, and technical expertise.

The Staff Product Backend Software Engineer will architect technical solutions, shape product direction, mentor engineers, and influence engineering standards while participating in on-call rotations.

Lead the design and implementation of scalable monetization systems while mentoring engineers and driving technical strategy for revenue growth.

As a Software Engineer II, you will build and maintain software systems using AI, collaborate across disciplines, and ensure data security and HIPAA compliance.

The Software Engineer II will develop and support AI-driven projects, engage in code reviews, and collaborate with product teams to enhance user experience on the YCharts platform.

Software Engineers will design and implement scalable backend systems for Federal customers, focusing on high-impact AI solutions while collaborating with cross-functional teams.

Design, build, deploy, and optimize scalable full-stack applications integrating databases, APIs, and AI/LLM workflows. Lead architecture, CI/CD (ArgoCD, GitLab), Airflow pipelines, and collaborate cross-functionally to deliver production-grade fintech solutions.

As a Principal Mobile Software Engineer, you'll lead mobile platform development, scale React Native architecture, mentor engineers, and collaborate across teams to build impactful features.

The role involves building customer-facing domain features using TypeScript for both frontend and backend development, improving customer experience, and ensuring integration with third-party services.

Support design, development, testing, integration, and maintenance of mission-planning software. Troubleshoot issues, document architectures and requirements, and help improve software processes in an Agile environment.

The Backend Software Engineer will develop data ingestion pipelines, implement observability tools, and provide technical support while improving team collaboration.

The Software Engineer II will develop and launch backend systems, collaborate on projects, support operational metrics, and engage in team growth activities.

As a Senior Mobile Software Engineer, design and build scalable mobile applications, collaborate with cross-functional teams, and enhance engineering quality.

The Senior Backend Engineer will develop data collection applications, design architecture, create APIs, manage databases, and collaborate with teams to enhance software solutions.

As a Backend Engineer, you will design and implement core infrastructure for Vannevar's platform, ensuring standards for data processing, security compliance, and performance. You will collaborate with various teams to enhance shared infrastructure and lead technical initiatives.