Top Senior Software Engineer Jobs in St. Louis, MO

As a Senior Software Engineer (Backend), you will design and implement scalable applications, collaborate with agile teams, and mentor junior members while ensuring high code quality and performance.

Lead the design and implementation of full-stack solutions while mentoring junior engineers and driving agile development practices within the organization.

Design and implement automation, analytics, and release engineering to scale the autonomy stack. Build tooling and visualizations to turn high-dimensional data into actionable insights, improve CI/CD and deployment automation, and enhance virtual testing and simulation fidelity while collaborating across planning, motion, and controls teams.

Lead and scale reliability and DevOps/SRE practices for Grafana Cloud k6: define SLIs/SLOs, incident response, observability, runbooks, and guide architecture and cross-team engineering to improve availability and operational ownership.

The Senior Software Engineer will design, develop, and maintain backend services for an IAM platform, collaborating with cross-functional teams to ensure robust and scalable solutions.

The Senior Software Engineer will develop and maintain the LLM gateway service, collaborate with teams to optimize customer workflows, and ensure high performance and reliability in software delivery.

As a Full-Stack Software Engineer, you will develop features and services using modern technologies, support legacy systems, and improve engineering practices.

As a Staff Software Engineer, you will design and maintain financial services, develop APIs, improve operations, and mentor engineers within a fintech startup.

Design and build scalable web applications, collaborate on product direction, and implement complex systems using ML techniques, ensuring software quality.

Design and implement digital solutions, write code, collaborate with teams, ensure software performance and security, and maintain documentation.

Responsible for developing complex, data-driven interfaces for Fleet Management systems, collaborating with backend engineers, ensuring tight alignment between UI and APIs, and building scalable frontend applications.

The role involves owning the email channel's infrastructure, developing frontend experiences, designing backend systems, and ensuring deliverability in a cloud-native environment.

As a Senior Software Engineer at NexHealth, you'll build scalable back-end systems, maintain integrations with EHRs, and manage cross-functional engineering projects to support the company's growth.

The Senior Software Engineer, Infrastructure will enhance Epic's platform reliability, manage GCP infrastructure, and improve CI/CD processes while ensuring observability and security best practices.

Design, build, and maintain software systems for FuturHealth's platform, focusing on web and mobile applications while collaborating with cross-functional teams to enhance patient experiences.

Lead the development of Fetch's measurement and attribution ecosystem by defining technical strategy, architecting systems, and mentoring engineers. Oversee integrations and ensure scalability while collaborating with cross-functional teams to meet business goals.

As a Senior Software Engineer, you'll design scalable backend architectures, implement and optimize backend services, develop front-end UI, and collaborate with global teams to deliver software solutions.

As a Senior Software Engineer, collaborate to deliver high-quality products, solving complex problems with modern Java development and software architecture.

This role involves owning and evolving the backend platform for AI employees, mentoring engineers, optimizing system performance, and driving architectural decisions at Supernal.

As a Staff Backend Engineer at Weave, you will design and maintain backend systems using Go, lead initiatives, optimize performance, and mentor engineers across teams for improved system reliability and scalability.

The Senior Software Engineer will enhance developer productivity, modernize CI/CD pipelines, shape infrastructure architecture, and pay down tech debt, while providing technical guidance and support for incident response.

As a Staff Software Engineer, you will design and implement high-volume ETL pipelines, optimize streaming performance, and mentor the engineering team, ensuring robust data infrastructure.

Develop and maintain advanced security software solutions, architect AI-enhanced microservices, and lead project teams for threat protection at GoDaddy.

As a Senior Software Engineer, you will work across the stack to create scalable and reliable systems for tracking freight intelligence, influencing architecture, mentoring, and collaborating with various teams.

The Senior Software Engineer will design, develop, and integrate tools for CNO development, collaborating with stakeholders to deliver solutions and support operational tools involving AI technologies.