Top Senior Software Engineer Jobs in St. Louis, MO

The Senior Software Engineer will build and enhance backend systems, collaborate with teams on feature delivery, design scalable APIs, and promote engineering excellence through best practices.

Design, develop, and maintain scalable web applications using Java and Knockout.js. Provide technical leadership and collaborate with cross-functional teams to enhance system performance and user experience.

Lead the design and development of complex software systems, mentor junior engineers, and drive innovation in solutions and practices. Collaborate with cross-functional teams to meet business objectives and ensure high-quality outcomes.

Lead technical projects, collaborate with cross-functional teams, mentor junior engineers, and drive improvements in development practices in a cloud-based analytics platform.

As a Senior Software Engineer at Scope3, you'll build scalable APIs and systems for agentic advertising, collaborating with a small senior team on design and implementation.

Lead the design and development of secure, scalable applications as a senior full-stack engineer. Oversee projects from ideation to execution and mentor junior engineers.

The Senior Software Engineer will design and implement backend features for the Cloud Enablement team, focusing on high availability, error detection, and workload migration in Temporal Cloud. Responsibilities include system documentation, operational ownership, and enhancing system reliability and observability.

The Sr Software Engineer I will enhance the affiliate link optimization platform, develop distributed systems, ensure high code quality, and collaborate across teams to drive innovative solutions in a fast-paced environment.

Develop software for CNC machining automation, create algorithms for 3D engineering design, and implement CAD feature detection algorithms, requiring extensive experience in CAD/CAM and 3D modeling.

Lead the development of scalable software solutions, design user interfaces, build backend services, manage AWS infrastructure, and optimize database schemas.

Design and build core systems for a new application using Solana's infrastructure. Focus on low-latency, reliable services, and implement security measures.

Design, develop, test, and deploy software applications while working with teams to ensure quality and compliance. Gather client requirements and stay updated with emerging technologies.

The Lead Software Engineer is responsible for designing, developing, debugging, and maintaining applications to enhance business workflows, focusing on the architecture, engineering, and construction sectors.

The role involves developing high-quality software solutions, coaching client teams on modern practices, and refining skills through ongoing training.

Design and operate data services and APIs at PlayOn Sports, ensuring reliability and performance while collaborating with various teams. Responsibilities include technical ownership and improving observability of data products.

The Senior Software Engineer will enhance mobile Wikipedia experiences through web-first features, collaborate cross-functionally, and mentor team members while delivering API-driven solutions.

The Staff Software Development Engineer will lead and contribute to the development of CVS Health's digital platform, focus on customer-centric solutions, mentor junior developers, and ensure high-quality code delivery across projects.

Lead the architecture and implementation of a Libraries Platform that automates building, verifying, and serving open-source libraries, ensuring reliability and security across multiple ecosystems.

The Senior Software Engineer II will design scalable solutions, enhance application functionality, and collaborate with product managers to deliver features.

The Senior Software Engineer will develop and maintain Ditto's React Native SDK, ensuring ease of use for developers, debugging across platforms, and collaborating with other SDK teams.

The Software Engineer, Mobile Transports will advance Ditto's mobile transport technologies focusing on networking performance and reliability across platforms. Responsibilities include designing, implementing, and optimizing mobile transport infrastructure, collaborating with teams, and monitoring system performance.

Design, build, and maintain backend systems for metrics and monitoring, collaborate across teams, and debug production incidents.

Lead end-to-end platform engineering projects to build and operate a multi-tenant data lakehouse and scalable compute infrastructure, partner with cross-functional teams, improve reliability/observability, support platform users, and drive platform usability and ML/analytics enablement.

The Senior Software Engineer will design and maintain internal systems and automations for sales and marketing, focusing on integrations with CRMs and data management.

The Senior Software Engineer will enhance the Nue-NetSuite integration by managing architecture, improving reliability, and aiding customer onboarding, while building robust integrations for financial workflows.