Top Software Engineer Jobs in St. Louis, MO

Lead design, build, and scale real-time streaming infrastructure and data pipelines; collaborate with product and analytics; ensure operational availability and monitoring; set code and design standards; mentor engineers and drive delivery of quarterly goals.

Lead full‑stack projects for Upstart's Auto Refi and Auto Secured Personal Loans products. Collaborate with cross‑functional partners, make architectural decisions, deliver high‑quality, testable, resilient code, and propose ideas to improve product metrics and conversion.

Lead a team to design and maintain secure software development environments, implementing DevSecOps practices and mentoring early-career employees.

As a Senior Software Engineer at Desmos, you'll develop innovative math tools, lead projects, and collaborate across teams to enhance user experiences.

Design and implement AI systems for customer support and compliance, architect solutions, mentor team members, and manage project deliverables.

Design and implement blockchain data systems, interact with stakeholders, manage projects, mentor team members, and write quality code.

As a Senior Software Engineer at Coinbase, you will build scalable systems, mentor junior developers, and drive large impactful projects while collaborating with teams on REST APIs. You will also work on redesigning foundational systems for future challenges.

The role involves improving software reliability, automating processes, collaborating with teams on system optimization, and mentoring engineers to establish reliability as a core value.

Lead AI feature development, integrate large models, collaborate cross-functionally, ensure technical quality, monitor AI advancements, and build user interfaces and tools for AI applications.

Develop and test production code for web applications, collaborate with teams to plan features, and debug production issues.

The Senior Software Engineer II will design and deliver AI-powered workflow automation solutions, collaborate with cross-functional teams, and ensure high-quality code maintenance while mentoring others.

As a Staff Software Engineer at Vetcove, you'll lead complex product initiatives, enhance applications, mentor engineers, and design scalable systems to improve veterinary clinic operations.

The Senior Software Engineer will contribute to the development, maintenance, and enhancement of Vetcove's software platforms, focusing on user-friendly applications and backend solutions. Responsibilities include building React applications, designing features, and collaborating with team members.

In this role, you will architect and build software products for physical operations, collaborate cross-functionally, and drive impactful innovation.

The Staff Software Engineer will architect and code backend services and ML models, integrate systems, ensure quality, and mentor engineers in the AI & Strategy Engineering team.

Build and scale backend services for verification orchestration, risk evaluation, and automated approval decisions. Integrate third-party data providers and ML models, develop rule engines and document automation, maintain APIs and event streams, and improve observability, compliance, and platform reuse across lending products.

Design, build, and support the MongoDB Node.js Driver and related native addons; contribute to JavaScript client libraries and driver specifications; investigate bugs and support requests; collaborate with a distributed engineering team and participate in open-source development.

The Senior Software Engineer will develop AI-powered safety solutions, collaborating with product design and engineering teams to enhance coaching products for fleet safety.

As a Senior Software Engineer, you'll build AI-powered solutions, collaborate across teams, and improve detection systems for safety solutions. Your role includes building scalable features and maintaining production systems.

Design and maintain scalable features in Toast's menu management products while collaborating with UX, PM, QA and engineering teams. Mentor peers and uphold development best practices.

As a Software Developer, you'll design, develop, test, and deploy software solutions in an Agile environment, focusing on geospatial applications and infrastructure problems.

Lead system-level integration, verification, and validation of software/hardware mission systems using DevSecOps, CI/CD, containerized deployments, and cloud-native test environments. Develop and maintain requirements and traceability, define test strategies and acceptance criteria, analyze results, drive corrective actions, and mentor junior engineers. Ensure interoperability, performance, and mission assurance in secure DoD environments.

Develop and enhance infrastructure using Rust and C++, ensuring high-performance applications with a focus on memory safety and concurrency.

As a Principal Software Engineer, you will architect and develop virtualization technology for vehicle testing, mentor teams, and enhance code quality across GM products.

As a Software Engineer for the ARC team, you'll design and implement secure backend systems, manage model inference layers, improve engineering standards, and collaborate with teams to meet government agency needs.