Top Software Engineer Jobs in Austin, TX

Design, build, and maintain full-stack applications and data workflows for regulatory, safety, and quality systems. Own end-to-end features from Next.js/React front end through Java microservices to relational databases and Databricks pipelines. Ensure test automation, CI/CD, observability, and secure, versioned APIs. Mentor engineers and translate regulatory requirements into scalable, auditable solutions.

Build and maintain Python backend services and REST APIs for Self Financial’s credit card products. Work with Flask, FastAPI, relational databases, third-party integrations, testing, security, monitoring, and scalable distributed systems. Collaborate with product, design, frontend, QA, and engineering teams to deliver reliable software, participate in code reviews, troubleshoot issues, document systems, and contribute to continuous improvement.

Develop and scale the LogScale backend engine using Scala for high-volume distributed event ingestion, querying, storage, and availability. Design and deliver features, improve scalability, write automated tests, monitor production deployments, troubleshoot customer issues, document technical decisions, research technologies, and provide technical leadership through mentoring and code reviews.

Build and own features for Braze’s high-scale user segmentation system. Develop Ruby on Rails backend and React frontend functionality, optimize MongoDB and ClickHouse queries, write automated tests, review code, collaborate cross-functionally, and participate in on-call support. The role requires ownership of medium-sized projects and work on complex, high-throughput data systems.

Lead the mobile engineering team in evolving iOS and Android applications toward an AI-native, thin-client architecture. Define participant API and platform direction, contribute Python to backend services, establish AI-assisted development processes, improve DevOps and continuous delivery, mentor engineers, and partner closely with Product and Design. The role requires principal-level technical leadership, product focus, system architecture expertise, and hands-on use of AI coding agents.

Develop Android system applications for Toast’s device management platform, focusing on background services, device policy enforcement, setup, firmware and app updates. Support new hardware and OS upgrades, expand automated testing with Robot Framework, investigate production issues, and collaborate with product, hardware, QA, and software teams. The role requires strong Android development skills in Java or Kotlin, Android architecture libraries, debugging tools, and source control.

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.

Develop and deliver complex software features using Ruby on Rails and React. Responsibilities include system design, requirements clarification, deployments, operational support, performance and security improvements, database optimization, AWS infrastructure troubleshooting, SSO integrations, monitoring, web server administration, compliance implementation, automated testing, and mentoring junior engineers.

Leads the design and development of software solutions, resolves complex technical problems, and provides guidance to engineering colleagues. Responsibilities include preparing technical documentation, reviewing code and testing, applying modern development methodologies, and supporting business initiatives. The role typically requires a bachelor’s degree and at least three years of relevant experience. Preferred skills include Agile, cloud computing, DevOps, requirements analysis, system design, and project management.

Build a high-performance frontend data platform for exploring and analyzing hardware telemetry. Develop React and TypeScript applications, interactive time-series visualizations, data visualization plugins, complex application state management, and LLM-assisted analysis workflows. Collaborate directly with hardware engineers and customers to define interfaces, prototype workflows, demonstrate features, and incorporate feedback into product development.

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.

Develop and ship phased software projects for Affirm’s mobile card acquisition team. Collaborate with product, design, and analytics stakeholders; build web and mobile applications and scalable APIs; monitor operational metrics; support availability and on-call efforts; participate in code reviews, interviews, and team development.

Develop and launch scalable full-stack search systems using JavaScript, TypeScript, Python, or Kotlin. Collaborate with engineers and stakeholders, balance delivery speed with system reliability, debug code, participate in code reviews, write tested and extensible software, and contribute to team growth and communication.

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.

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.

Build and launch scalable fullstack web applications and APIs for Affirm’s Ads Platform. Collaborate with product, design, analytics, and engineering partners to break projects into deliverable phases, make technical trade-offs, write tested and extensible code, monitor service metrics, support on-call operations, review code, and participate in team development and interviews.

Develop backend tools and systems that improve batch development, testing, workflow efficiency, and reliability. Collaborate with product, infrastructure, design, and analytics teams; break projects into deliverable phases; build scalable, well-tested code; monitor metrics; support system availability and on-call operations; debug code; conduct reviews; and contribute to engineering growth and hiring activities.

Software engineering interns will build and ship projects affecting Cloudflare’s global Internet network. They will collaborate cross-functionally, work with mentors, develop software at Internet scale, present their projects, and participate in professional development and company networking activities. The internship requires a full-time, in-person commitment in Austin for at least 12 weeks.

Build and improve high-traffic consumer web experiences using React and TypeScript. Contribute to experimentation, client-side tagging, marketing integrations, attribution, measurement, performance, testing, observability, and privacy-aware development. Collaborate with Product, Design, Marketing, Analytics, Data Engineering, and senior engineers. Break down projects, write reliable and extensible code, support operations and on-call efforts, participate in code reviews, and contribute to team growth.

Design, build, and operate shared data-platform capabilities for ingestion, streaming, replication, orchestration, transformation, and developer self-service. The role owns Kafka/MSK, Airflow, dbt, Snowflake, connectors, schemas, observability, security, reliability, and platform APIs. It also mentors engineers, supports incident response, documents paved paths, and develops AI-assisted workflows for onboarding, diagnostics, schema validation, and operational automation.

Design and implement backend APIs, microservices, and checkout platform components for Affirm’s financial products. Own system health, improve performance and reliability, collaborate across engineering teams, and contribute to technical standards, tooling, and processes. The role requires developing, testing, and shipping high-quality software at scale while making customer-centric technical decisions.

Designs and leads scalable cloud applications, virtualization platforms, and automation for embedded software development and co-simulation. Responsibilities include architecting multi-region cloud infrastructure, developing deployment and maintenance automation, integrating regression testing workflows into CI/CD, and supporting cybersecurity, scalability, resiliency, and cost optimization. The role serves as a subject matter expert, leads cross-functional integrations, collaborates with suppliers, and presents technical solutions to leadership and external organizations.

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.

Design and build scalable Go or Rust backend services and data pipelines for asset discovery, recognition, and enrichment. Solve distributed-systems challenges involving concurrency, fault tolerance, and high-throughput processing. Integrate AI and ML capabilities, use AI-assisted development tools, contribute to architecture and technical standards, mentor engineers, and participate in code reviews and continuous improvement.

Leads the design, development, and maintenance of scalable backend services and distributed systems for GM Commercial Software. Builds customer-facing capabilities, improves code quality and engineering efficiency, contributes to architecture discussions, collaborates across product and engineering teams, explores new technologies, and mentors early-career engineers.