Top Software Engineer Jobs in St. Louis, MO

Lead technical design and delivery for multiple product/platform areas: break monoliths into domain microservices, own full‑stack vertical slices, ensure production reliability, mentor engineers, run design reviews, manage on‑call/incident ownership, and co‑deliver AI agents integrated into dealer workflows.

Design and deliver scalable Salesforce B2C Commerce solutions. Lead technical discovery, pre-sales solutioning, architecture, integrations, performance tuning, and mentor development teams from design through post-launch support.

Lead design, build, and operation of AI-powered product features across backend, frontend, and AI systems. Make architecture decisions, drive production deployments, improve code quality and reliability, mentor engineers, and own features end-to-end.

Build, architect, and own moderate-to-complex backend components; lead small teams or projects; provide technical guidance and code reviews; deliver end-to-end backend services focused on AI-enabled customer data insights, onboarding, messaging/calling features, and scalable data management for a growing user base.

Lead and grow a multidisciplinary engineering team across full-stack, data engineering, and BI. Own people management, technical direction (C#/.NET, SQL, Vue 3, Power BI), data pipeline reliability, roadmap delivery, cross-functional collaboration, and engineering best practices to improve velocity, quality, and health outcomes.

Build and ship full-stack features for an AI-powered onboarding platform: design UIs, embeddable components, workflow automations, a compliance rules engine, internationalization, and third-party API integrations while ensuring testability and observability.

Founding engineering role to architect and build core backend platform components. Design and implement scalable, distributed Java/JVM systems, apply solid testing and CI/CD practices, collaborate with CEO/CTO, and work in an agile early-stage fintech startup environment.

Own and evolve the front-end architecture for a high-throughput, real-time trading app using Next.js, React, and TypeScript. Build pixel-accurate, accessible, responsive UIs under strict performance budgets; optimize rendering, state management, data flow, and bundle size for sub-second interactions. Integrate with REST and WebSocket APIs, lead end-to-end feature development, set engineering standards, mentor engineers, and contribute across the stack when needed.

This is a general application for technical positions, inviting candidates to submit their CVs for potential job opportunities.

As an iOS Engineer, you'll design and implement the mobile app's upload flows, optimize performance, and collaborate with backend and ML teams on features.