Top Software Engineer Jobs in St. Louis, MO

As a Software Engineer, you'll develop trading APIs and systems, enhance user experiences, and lead initiatives for blockchain support and new products.

As a Software Engineer at OnePay, you will develop and implement features, build scalable products, and work closely with teams to enhance customer experiences.

As an AWS Software Engineer II, you will develop microservices, support legacy systems, and guide junior engineers, while improving operational workflows in an Agile team.

Join Aleph's engineering team to develop the Core Product, focusing on user-facing features for financial data insights. Collaborate with leadership, design robust software components, and contribute to system architecture in a fast-paced, remote environment.

As a Backend Software Engineer, you'll design, develop, and optimize scalable backend platforms and services while collaborating with cross-functional teams.

Develop and improve real-time drone tele-operations features, cloud-based products, and quickly prototype new front-end experiences while transitioning to a new tech stack.

Develop and deploy life-saving technologies as a fullstack engineer, focusing on web applications for public safety, collaborating with various engineering disciplines and leveraging customer feedback.

As a Senior Software Engineer, you will build backend APIs for authentication and authorization, partner with leadership, and mentor other engineers while improving production quality.

As a Senior Software Engineer, you'll develop AI-powered tools, manage complex databases, optimize application performance, and lead technical decisions.

Seeking a Senior Software Engineer experienced in C++ and embedded systems for defense projects, requiring on-site presence and U.S. citizenship.

Join MongoDB's Query Execution team to improve the database's core execution engine, build high-performance query features, and mentor team members. You will drive roadmap initiatives and ensure production-ready code for complex analytical workloads.

Build and improve frontend experiences for login, signup, OAuth, account security, and multi-user/org support. Contribute to migrating main views to React Native, design high-performance React/TypeScript UIs, collaborate with backend engineers and product teams, and write well-tested, reliable code to maintain low-latency user surfaces at scale.

Lead architecture and delivery of Control Center platform capabilities (MCP tool registries, AI orchestration, access automation). Design agentic AI integrations, HITL workflows, and evaluation/guardrail frameworks. Own backend services, SLOs, observability, incident response, and operational readiness for Tier-1 systems. Drive cross-team technical direction, author TDDs, run design reviews, mentor engineers, and partner with Product and Security to deliver secure, scalable platform primitives.

Lead long-term technical vision and roadmap for the Overseer platform to ensure correctness across Coinbase fund flows. Own architecture, design and delivery of real-time detection, invariant frameworks, and partner APIs. Drive cross-team alignment, set engineering standards, mentor engineers, lead P0 initiatives, and apply generative AI responsibly to scale automated guardrails and enforcement capabilities.

Lead and mentor an engineering team building GovIntel and GovChannel product capabilities. Own technical direction, design and deliver scalable SaaS features, APIs, integrations, and platform reliability. Partner with Product, QA, Cloud Ops, and stakeholders to prioritize work, drive CI/CD and observability practices, lead reviews and incident response, and apply AI-assisted tools to improve development speed and quality.

Lead front-end technical strategy for Coinbase Advanced trading platform: define and execute a scalable roadmap, deliver a low-latency interface across web and mobile, mentor engineers, anchor complex projects, and ensure high standards for code quality and system design.

Design, build, and operate core developer-infrastructure services (CI/build, deployment orchestration, test infra) at scale. Own services end-to-end including SLOs, observability, and on-call; drive measurable improvements in build/deploy/test metrics; lead cross-team technical projects and mentor engineers to improve developer productivity.

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

Lead technical strategy for Solana staking at Coinbase, optimizing validator performance and driving cross-product integration while mentoring engineers.

Lead technical strategy and architecture for Coinbase Payments, building high-availability, low-latency payment rails and funds-flow systems. Drive cross-team initiatives, enforce financial correctness (idempotency, reconciliation, auditability), improve reliability and cost efficiency using observability data, mentor senior engineers, and align stakeholders across product, risk, and compliance to deliver scalable global payment solutions.

Lead the technical strategy for Coinbase's Data Platform, architecting data systems for AI/ML workloads and ensuring data reliability, performance, and cross-functional alignment.

The Senior Software Engineer will design and maintain data systems, create data integration SDKs, and implement data security measures while collaborating with product teams and managing data pipelines.

As a Software Engineer at Clear Capital, you will write high-quality code, evaluate implementation decisions, collaborate within a team, and tackle challenging problems to develop enterprise solutions.

The Senior Backend Software Engineer will design and maintain backend systems, optimize performance, ensure security compliance, and mentor junior engineers in a collaborative environment.

The role involves building user-facing features, collaborating with product and design teams, and ensuring high-quality product delivery while optimizing performance across systems.