Top Senior Software Engineer Jobs in Austin, TX

Design, develop, test, deploy, and maintain scalable cloud-native backend services, APIs, microservices, and event-driven systems using Go and AWS. Build integrations, support connected-device platforms, implement security and observability, contribute to CI/CD, troubleshoot distributed systems, modernize existing services, and participate in production support. Collaborate with architects, product owners, and engineering teams while independently driving features from technical design through deployment.

Develop and lead full-stack systems for Realtor.com’s Owners & Sellers platform. Design distributed services, AWS data pipelines, APIs, and scalable React/Next.js experiences. Improve performance, reliability, Core Web Vitals, observability, and incident response. Collaborate across product, design, and engineering teams on complex initiatives and technical roadmaps. Mentor engineers, guide architecture, review high-risk changes, and leverage AI-assisted development tools.

Develop and support OneStream/EPM applications, customizations, integrations, and reusable software components. Translate finance and planning requirements into technical solutions using C# and VB.NET, participate in the full software development lifecycle, troubleshoot production issues, improve performance, and collaborate with finance and technology stakeholders. The role also includes code reviews, documentation, testing, technical guidance, mentoring, and support for enterprise planning and consolidation platforms.

Leads the development and deployment of data solutions using Palantir Foundry and AIP. Manages engineering teams, coaches team members, oversees project planning and execution, analyzes system interactions, manages client relationships, and drives innovation. The role applies software engineering, data engineering, analytics, and AI/ML techniques to deliver scalable client solutions while maintaining technical and professional standards.

Leads the development and deployment of software and data solutions using Palantir Foundry and AI/ML technologies. Responsibilities include data engineering, analytics, system improvement, client account management, project ownership, team leadership, coaching, stakeholder engagement, and continuous improvement. The role requires building scalable applications with large datasets and delivering customer-focused solutions.

Build and operate high-throughput backend services for AI agents, calendar, scheduling, integrations, real-time data pipelines, and APIs. Design platform infrastructure, event-driven systems, and client-server protocols using Go, PostgreSQL, Kubernetes, and cloud platforms. Collaborate with AI, product, and frontend teams, improve reliability through testing and infrastructure as code, and mentor junior engineers.

The Founding Engineer will lead the development of Sailor Health's AI-powered platform, building systems for patient care and mentor the engineering team.

Build the core AI platform for an AI-native trading experience. Develop a high-performance Rust backend supporting streaming responses, low-latency tool execution, caching, and model orchestration. Design secure, observable APIs and runtime components with authentication, authorization, rate limiting, auditing, tracing, retries, and fallbacks. Build safe trading action infrastructure with deterministic previews, confirmations, idempotency, and audit logs while partnering with product and frontend teams.

Build and ship backend features end-to-end using Ruby on Rails and SQL. Lead complex technical projects, solve architecture challenges, establish standards, conduct meaningful code reviews, resolve high-risk bugs, document systems, collaborate across engineering teams, and mentor junior engineers.

Senior Software Engineer responsible for architecting, developing, and scaling consumer- and agent-facing web and mobile experiences. The role involves making technical decisions, building backend APIs and full-stack applications, collaborating across product teams, applying distributed-systems and cloud architecture, improving code quality with AI tools, and mentoring junior engineers.

Build and scale backend-heavy full-stack features for a high-traffic news platform. Responsibilities include developing Node.js and TypeScript services, GraphQL and REST APIs, React and Next.js interfaces, caching strategies, data integrations, automated testing, CI/CD, cloud deployment, monitoring, incident response, and production reliability. The engineer will also support AI-powered hyperlocal content systems and collaborate with product, editorial, and engineering stakeholders.

Develop and maintain CrowdStrike’s macOS endpoint security sensor using C/C++ and Swift. Design high-performance, reliable software across operating-system subsystems including filesystems, memory, processes, and networking. Own features from design through delivery, collaborate with distributed teams, troubleshoot customer-reported issues, and contribute to major product releases. The role requires strong concurrency, performance, and low-level systems expertise, plus effective use of AI technologies to improve workflows and decision-making.

Lead developer experience strategy and delivery across platforms, tools, golden paths, CI/CD workflows, automation, and AI-assisted engineering solutions. Define productivity metrics, improve developer workflows, partner across security and infrastructure teams, influence engineering standards, and mentor engineers. The role requires extensive software development, distributed systems, cloud, infrastructure-as-code, developer platform, security, and modernization experience.

Design, develop, and support cloud-native Java microservices and event-driven integrations connecting vehicles with cloud services. Responsibilities include database optimization, monitoring, production troubleshooting, automated testing, code reviews, documentation, agile collaboration, and technical mentoring. The role requires operating scalable distributed systems with strong reliability, observability, performance, and security practices, along with participation in on-call rotations.

Design, implement, maintain, test, monitor, and debug Cloudflare’s distributed Load Balancing systems. Collaborate with security, network engineering, SRE, and product teams to build scalable, fault-tolerant solutions. Participate throughout the software development lifecycle, review code, mentor teammates, support production operations, and improve system reliability using Go, Rust, TypeScript, databases, containers, and orchestration technologies.

Build and lead architecture for Cloudflare’s native iOS and Android WARP Mobile SDKs. Define public APIs, compatibility standards, diagnostics, performance requirements, and release practices. Develop secure, lightweight, well-documented SDK foundations; troubleshoot complex customer integration issues across application, SDK, network, and service layers; collaborate across product, engineering, backend, edge, and security teams; and mentor mobile engineers. The role requires deep Swift or Kotlin expertise and experience delivering customer-distributed SDKs or developer-facing products.

Lead pre-silicon system software bring-up and validation on simulation platforms. Develop automation, tools, and workflows to improve simulation-based development, debug complex cross-stack issues, enable teams to use virtual platforms, and drive platform readiness for new chips in early-development environments.

Develop platform software using container runtimes and Kubernetes to enable GPU-accelerated applications. Build GPU resource support for container orchestrators, integrate software across NVIDIA’s technology stack, and contribute to cloud-native systems. The role requires systems programming, Linux internals, distributed systems, cloud computing, and performance, security, and reliability expertise. Responsibilities include solving complex problems, managing multiple priorities, and collaborating across engineering teams.

Design and implement GPU performance profiling tools focused on AI applications. Build features used by CUDA developers, collaborate with NVIDIA compiler and CUDA driver teams, and influence tool design. The role requires strong C++ software engineering experience, GPU hardware knowledge, and familiarity with performance tools, with preferred expertise in CUDA kernel programming, profiling, and DWARF parsing.

Architect and develop production software for datacenter power and performance management. Responsibilities include real-time control policies, hardware-software interfaces, validation automation, silicon bring-up, debugging across firmware, drivers, hardware, and platform layers, and power optimization across racks and data halls. The role requires collaboration with GPU, ASIC, firmware, validation, and datacenter systems teams throughout the product lifecycle.

Develop and maintain performance instrumentation requirements, tracing, telemetry, validation, and alerting systems for production machine learning and systems software. Identify visibility gaps, design low-overhead instrumentation APIs, measure observer effects, ensure data quality, and collaborate across teams to deliver code changes. The role requires debugging across component boundaries, validating changes through testing and measurement, and balancing overhead, fidelity, sampling, and aggregation.

Develop and maintain scalable full-stack web applications, web services, microservices, and large-scale data platforms supporting VLSI design and modeling. Responsibilities include frontend and backend development, requirements consultation, performance analysis, database and object modeling, and infrastructure development for big-data scenarios.

The role involves developing NvSci software for cross-platform integration, enhancing APIs, optimizing performance, and ensuring automotive safety standards, while leading complex system feature development.

Develop and support high-performance infrastructure tools for chip design and verification. Build scalable backend and frontend web applications using Golang, TypeScript, and JavaScript; manage hardware-level product definitions; improve workflows for architecture, hardware, and software teams; and research solutions that increase engineering efficiency.

Build and improve Cloudflare Workers Runtime features that execute customer code at the edge. Responsibilities include optimizing performance, reliability, and scalability; expanding JavaScript and WebAssembly support; shaping technically feasible features; owning production code; and debugging large-scale distributed systems. The role requires strong computer science fundamentals, C++ or Rust experience, web knowledge, and Linux-based systems expertise.