Top Software Engineer Jobs in San Antonio, TX

Lead architecture and scaling of cloud-native infrastructure to support large AI workloads. Mentor engineers, decompose complex systems, design foundational platform services, and collaborate with product, research, and security teams to ensure secure, performant, and highly available GPU/ML infrastructure.

Develop and optimize Soroban smart contracts and integrate anchor services on the Stellar network for cross-border payment solutions. Collaborate with cross-functional teams, test and debug contracts, document processes, and provide technical support while staying current on blockchain and payments trends.

Implement EVM-compatible features, optimize gas usage, develop and test smart contracts, collaborate on Ethereum infrastructure, troubleshoot Ethereum issues, and stay current with Ethereum advancements.

Develop and maintain high-security mobile applications using React Native, Swift, or Kotlin. Implement biometric authentication and secure key storage, collaborate with cross-functional teams to deliver features, troubleshoot and optimize app performance, and propose enhancements based on emerging technologies.

Build and maintain end-to-end web applications powering sales and operations. Design tools for quoting, scheduling, and fulfillment, integrate AI into products, collaborate on UX, ship high-impact features, and contribute to architecture, deployment, and engineering culture.

Build and maintain full-stack web systems (Node.js/TypeScript backend, Postgres, React) and AI-enabled features. Design end-to-end features, collaborate with educators and TAs, iterate in a small team, and deliver production-quality user-facing functionality.

As a Full Stack Software Engineer at Goodbill, you'll develop data systems and user experiences, work with diverse data sources, and integrate AI features, ensuring high-quality consumer-facing applications.

Mudflap seeks software engineers to build and scale their payments platform using Ruby on Rails, collaborating cross-functionally and owning features end-to-end.

The Software Engineer will build features across the stack, design AI/LLM-driven workflows, translate requirements, and collaborate closely with the founding team and customers.

The Senior Full-Stack Software Engineer will design, build, and scale backend services and APIs for financial transactions while collaborating with frontend engineers and contributing to technical design.

Full-stack feature-team engineer working across UI, JavaScript, and backend to build scalable investment portfolio management web applications. Gather requirements with product and users, design solutions, implement and deploy code, and operate in Linux environments. Emphasis on strong computing fundamentals, Ruby on Rails proficiency, user workflow understanding, and clear communication.

As a Software Engineer at Espresso, you will design and implement core blockchain infrastructure in Rust, focusing on transaction processing and consensus.

As a Senior Backend Developer, you'll design and maintain high-volume pipelines and databases, implement ETLs for automated abuse-prevention, and develop monitoring solutions while collaborating with teams on safety systems.

As a Senior Fullstack Developer, you will build and maintain moderation and user-safety applications for Bluesky's Trust & Safety team, collaborating with product teams and improving tools based on user feedback.

The Staff Engineer will lead the Systems team, design scalable cloud infrastructure, optimize data pipelines, and ensure platform reliability and security.

As a Senior Software Engineer, you will design and implement AI technologies to address complex logistics challenges and mentor team members.

Design, implement, and optimize core frontend, backend, and model-integration components. Drive engineering direction, ship and scale LLM-powered applications, build robust APIs and streaming systems, establish CI/CD and instrumentation, and deliver production-grade agentic workflows with measurable reliability and performance.

Lead the creation of an AI-powered software generation platform, partner with AI and infrastructure teams, and define success metrics to enhance developer experience.

Lead design and reliability of a financial data extraction platform, minimizing human validation through AI, and enhance system correctness for scale.

Lead the architecture and reliability of a financial data extraction platform, reducing human validation reliance by enhancing accuracy and scalability of systems while leveraging AI-driven solutions.

Lead design and delivery of self-service platform capabilities: provisioning, deployment, observability, and multi-region networking. Drive RFCs and cross-team alignment, build APIs (primarily in Go), implement Terraform/GitOps flows, improve EKS reliability and Grafana-based SLOs, and reduce operational toil via safe, auditable automation. Own on-call rotation and platform adoption outcomes.

The Senior Software Engineer will build and operate systems for Vanta's FedRAMP environments, focusing on reliability, compliance, and incident response, while collaborating with product teams and improving operational readiness.

The role involves designing, developing, and maintaining iOS applications, driving technical architecture, and promoting knowledge sharing within the team.

The Senior Software Engineer will develop backend systems, mentor engineers, and collaborate with cross-functional teams while contributing to product features and roadmaps.

The Staff Software Engineer will lead the development of a scalable lending ecosystem, architect customer-centric financial products, and maintain product performance through collaboration with teams and implementation of best practices.