Top Senior Software Engineer Jobs in San Antonio, TX

The Senior Software Engineer will lead frontend development using React for Afresh's AI grocery platform, mentoring engineers and collaborating across teams to enhance web solutions.

Design and develop scalable full-stack solutions, collaborate with teams to translate business requirements, and ensure code quality through reviews and testing.

The Senior Software Engineer will design and develop solutions on Salesforce, support software maintenance, and mentor junior engineers while driving feature development and business analysis.

Lead architecture and implementation of reusable Android components, frameworks, and tooling using Kotlin and Jetpack Compose. Advance the Android design system, ensure code quality, manage component releases, partner with designers and product teams, and build AI-assisted tooling to improve developer velocity and consistent, accessible mobile experiences across Zillow.

The Senior Software Engineer designs and develops complex software features for OneStream, ensuring scalability and performance while mentoring other engineers and maintaining high-quality engineering practices.

Design and implement a shared Rust core used across desktop, mobile, and backend. Drive architecture decisions around CRDTs and distributed systems, integrate Rust components with frontend/mobile/backend teams, and improve performance, reliability, and maintainability.

The Senior Software Engineer will own features from design to deployment, improve existing systems, build APIs, and ensure code quality. They will collaborate with cross-functional teams and contribute to microfrontend architecture.

Lead design, development, and implementation of complex software systems for life & annuity policy administration. Provide technical leadership, mentor engineers, architect scalable mainframe solutions, troubleshoot critical issues, and collaborate with stakeholders to meet performance, reliability, and security goals.

Design, build, operate, and evolve backend services and runtime infrastructure for cloud orchestration and job execution. Own distributed, asynchronous systems, APIs, workers, persistence, and service-to-service coordination. Improve reliability, observability, testing, and operational tooling; lead cross-team designs and mentor engineers.

Build and maintain core backend components of a secure software-supply-chain clearing house in Go on GCP. Own features from design to production, handle unstructured-to-structured data pipelines, implement scalable architecture, contribute IaC with Terraform, participate in on-call and incident response, and lead multi-engineer efforts with strong operational observability.

Design, build, and maintain automated test frameworks for mobile SDKs, backend APIs, and web UIs. Write and review test code, perform manual testing, troubleshoot distributed-system issues, communicate test strategies and metrics, and work in an Agile/Scrum environment to improve product quality.

Lead architecture and build platform services for GoDaddy's Internal Developer Platform used by 1,000+ engineers. Design high-scale APIs, infrastructure orchestration, and AI-powered developer tooling. Partner with infrastructure, security, and platform teams. Own production systems (performance, reliability, on-call) and drive technical direction to improve developer productivity across APIs, CLI, and UI.

Lead design, build, and operate scalable backend services and carrier integrations. Provide technical leadership, mentor engineers, drive architecture and best practices, write and test code, troubleshoot production incidents, and improve monitoring and reliability while collaborating with product and cross-functional teams.

Design, build, and maintain FeeNavigator features across backend and frontend. Optimize MySQL queries, write unit/integration/end-to-end tests, refactor complex code, document architecture, participate in code reviews, collaborate with Product and SRE, diagnose incidents and performance issues, and contribute to development process improvements.

Design, build, and operate scalable backend services and APIs for a SaaS platform using Python/FastAPI. Ensure reliability, performance, and observability across distributed systems. Work with PostgreSQL, SQLAlchemy, Temporal, Redis, AWS, and Terraform. Build frontend features with React and TypeScript, integrate third-party APIs, adopt AI-assisted development tools, mentor engineers, and drive architecture and developer experience improvements.

Design and evolve FedRAMP High GovCloud platform infrastructure. Build reusable Terraform modules, manage Kubernetes production workloads, translate compliance into auditable AWS implementations, improve monitoring and operational readiness, mentor FedOps engineers, and adopt AI-assisted engineering workflows.

Design, build, and ship customer-facing product features end-to-end with strong product sensibility. Work autonomously without heavy PM overhead, prioritize UX, performance, and polish, and take ownership from idea through production. Implement and maintain full‑stack features using React and TypeScript at a fast-growing, security-focused startup.

Lead design and delivery of enhancements to a next-generation AI agent platform. Own large features and infrastructure, mentor engineers, set technical standards, drive cross-team initiatives, improve reliability and SLOs, and influence product and process decisions to scale systems supporting millions of interactions.

The Senior Software Engineer will focus on infrastructure, reliability, and platform engineering, designing scalable systems, managing CI/CD processes, and evolving observability and incident response protocols.

The Sr Software Development Engineer will design, develop, and maintain scalable cloud services, enhance system reliability, automate infrastructure, and collaborate across teams to align platform capabilities with business needs.

The Senior Software Development Engineer will design and build cloud infrastructure, lead CI/CD platform development, mentor engineers, and enhance developer productivity and system performance.

The Staff Software Engineer on the AUE team is responsible for designing and maintaining offensive cybersecurity services, mentoring team members, managing projects, ensuring code quality, and driving technical direction within a collaborative environment.

The Senior Software Engineer will develop and maintain Chainguard OS's Elastic Build service and tooling, focusing on automation and system reliability, while ensuring documentation and transitioning of shared libraries.

Build and maintain complex customer-facing features, support other engineers, and take ownership of technical decisions while collaborating with Product and Design teams.

The Staff Software Engineer will focus on quality-driven engineering, automated testing, CI/CD pipelines, AI integration, and mentoring junior engineers while collaborating remotely.