Top Software Engineer Jobs in St. Louis, MO

As a Senior Software Engineer, you will enhance core communication systems by developing features across the stack and integrating with third-party services, ensuring reliability and scalability while debugging production issues.

The Senior Software Engineer will develop AI-powered product features, focusing on large language model workflows, collaborating in an agile environment, and mentoring junior engineers.

The Senior Software Engineer will develop web-based software, focusing on compliance and risk management, leveraging AI tools and modern web technologies.

As a Staff Software Engineer, you will build user experiences, craft APIs, integrate third-party software, and ensure code quality and system design while mentoring teammates.

As an Embedded Software Engineer, you'll develop software for microcontrollers, collaborate with suppliers, and ensure quality through testing and debugging.

The Senior Software Engineer will design, develop, and deploy functionalities within Salesforce Health Cloud, collaborating with internal and external teams to enhance healthcare solutions.

The role involves engineering observability solutions using Splunk, integrating AI/ML models, and collaborating with teams to enhance security and operational insights. Responsibilities include managing data ingestion, troubleshooting, automation, and mentoring junior engineers.

As a Lead Software Engineer, you'll guide modernization initiatives, lead full-stack development projects, and mentor your team in cloud-native applications using .NET Core, Azure, and NoSQL databases.

The Senior Software Engineer will design and develop backend systems using Go and PostgreSQL, focusing on performance, architecture, and backend microservices for the Flock Safety platform.

Contribute to the ARO HCP project by developing features for Kubernetes and Azure Red Hat OpenShift, participating in open source projects, and collaborating on design and architecture.

The Senior Software Engineer leads backend microservice development for order processing, mentors engineers, and promotes best practices in a fast-paced environment.

The Senior Software Engineer will design and build critical components of a trading platform, oversee the systems end-to-end, and contribute to architectural decisions. Responsibilities include developing APIs, ensuring system reliability, mentoring others, and balancing technical debt with feature delivery.

The Principal Software Engineer will design core platform services and lead significant software design for multi-tenant SaaS applications, ensuring scalability, security, and code quality while mentoring engineers and driving cross-team collaboration.

Airbnb seeks a Staff Software Engineer for the Dev AI team to develop AI-based tools for enhancing developer productivity and infrastructure. Responsibilities include shaping AI strategies, making architectural decisions, consulting on AI adoption, and ensuring high engineering standards while participating in operational excellence.

The Senior Software Engineer will develop AI infrastructure for enhanced developer productivity, making architectural decisions and supporting teams in AI tool adoption.

Develop and manage scalable database infrastructure, optimize data pipelines, and ensure data security compliance for TRM's blockchain intelligence products.

The Lead Software Engineer oversees the design and delivery of foundational services for real-time recommendations while mentoring teams and ensuring robust, auditable systems using advanced state management and transactional patterns.

The Senior Software Engineer will design and implement stateful services for real-time decisioning systems, focusing on state machines and reliability in distributed environments.

The Lead Software Engineer designs and maintains a high-performance decision engine, focusing on low-latency services and robust API development while ensuring compliance and observability. Responsibilities include managing rules execution, performance engineering, and leading technical reviews.

As a Staff Software Engineer, architect AI infrastructure for DevX systems, automate workflows, and enhance developer tools to increase efficiency in code execution.

Lead design and implementation of a headless Optimizely DXP front-end using Next.js on Vercel for 150+ marketing sites. Define content models and architectural standards, implement personalization and A/B testing, optimize performance and accessibility, manage CI/CD and repository ecosystems, and mentor engineering peers to enable repeatable, scalable site launches.

Lead design and execution to modernize billing, license management, and financial systems from a PHP monolith to a scalable service-oriented architecture. Architect invoicing, payments, reconciliations, and integrations with ERP/payment platforms, ensure data integrity, compliance, observability, and cross-functional alignment with Finance and Operations.

The Principal Software Engineer will lead development for Dataminr's Knowledge Platform, focusing on AI and data engineering to enhance knowledge graphs and alerting capabilities.

Lead design and delivery of AI products, driving technical strategy and architecture while building production-grade systems and mentoring teams. Collaborate cross-functionally to integrate AI features into a product ecosystem.

The Senior Software Engineer will lead projects, architect solutions, mentor junior staff, and work full stack on platform development.