Top Senior Software Engineer Jobs

Build and support cloud-based surgical planning, visualization, and patient recovery software across frontend, backend, cloud infrastructure, data, 3D applications, and AI/ML workflows. Lead architecture, implementation, deployment, monitoring, and technical design decisions; mentor engineers; collaborate with Product and cross-functional teams; and improve testing, CI/CD, observability, documentation, and delivery practices.

Designs, develops, and leads scalable healthcare software solutions involving transaction processing, interoperability standards, integrations, and data platforms. Provides hands-on engineering, architectural leadership, quality ownership, risk management, technical mentorship, and cross-functional collaboration. The role requires building high-performance cloud-based SaaS solutions using microservices and serverless architectures, while guiding engineering strategy and ensuring secure, reliable delivery.

Designs and operates large-scale distributed inference systems serving Claude globally. Responsibilities include intelligent routing, load balancing, traffic management, autoscaling, cloud orchestration, deployment pipelines, model serving, accelerator integration, observability, and performance optimization across multiple regions and cloud providers.

Build high-performance React and TypeScript interfaces for real-time cyber operation data. Own frontend features end-to-end, contribute to architecture, develop interactive visualizations, write automated tests, optimize performance and reliability, and collaborate with product, design, backend, and operations teams. The role also includes code reviews, technical debt reduction, and supporting other engineers through pairing and feedback.

Lead the architecture, development, and deployment of high-performance macOS security and identity software. Own features from conception through delivery, establish technical standards, mentor engineers, guide design reviews, improve CI/CD and automated testing, and partner with product and engineering leadership on technical roadmaps. The role also drives innovation in device security, AI-assisted development, and cross-platform identity capabilities.

Leads a software engineering team while contributing to advanced full-stack design, development, testing, troubleshooting, monitoring, and delivery of high-impact systems. Owns technical decisions, system design, technical feasibility, integration contracts, and technical debt. Partners with product leadership, mentors engineers, manages delivery trade-offs, maintains operational documentation, and contributes to engineering standards.

Build and own a real-time conversational voice AI platform for automotive customers. Responsibilities include developing production systems across speech, LLM, telephony, and event-driven AWS services; optimizing latency and reliability; implementing observability, failover, infrastructure as code, CI/CD, and integrations; and leading technical decisions, engineering standards, knowledge sharing, and mentoring.

Lead design, build, and operate government-facing production data pipelines that process Muon IR mission imagery and deliver to NRO/IC. Integrate Muon data platform with US Government and classified systems, own NITF formatting and metadata, ensure security/accreditation compliance, write production code, validate product quality, and coordinate across engineering, operations, and government stakeholders.

Design, develop, test, debug, document, and maintain full-stack software for a B2B remodeling-project product. Complete projects independently, participate in architecture discussions, and improve team quality through code reviews, pairing, and knowledge sharing. Engage with customer feedback, usage data, and feature adoption. Use AI-assisted development tools daily while contributing to maintainable, flexible production software.

Lead development of Device OS platform infrastructure connecting industrial machines and applications to Apkudo. Own integration services, APIs, software and model deployment, staged rollouts, rollback, fleet monitoring, telemetry, diagnostics, and operator-facing control surfaces. Partner with robotics, AI, design, and operations teams to create reliable interfaces and deployment workflows for heterogeneous distributed devices.

Design, develop, and maintain complex software solutions across systems; translate requirements into scalable designs; implement best practices, perform code reviews, fix complex bugs, resolve technical issues, and mentor/ train junior engineers.

Develop and maintain scalable desktop application features for Riot Client, focusing on web technologies and integrating C++ components. Contribute to technical design, planning, and implementation; collaborate with product, design, QA, and data teams; understand complex dependencies; and mentor engineers. Help improve game distribution, content, social, and developer productivity capabilities across Riot’s desktop ecosystem.

Develop and ship features for mobile games across Unity/C# clients and Go backend services. Collaborate with Product, Design, and Art, troubleshoot live-product issues, improve code quality, maintain build and content pipelines, conduct testing and code reviews, support releases, and investigate regressions. The role requires ownership from implementation through production with limited supervision.

Lead the design and implementation of scalable, reliable backend systems powering WHOOP’s member experiences. Drive technical planning for complex initiatives, establish engineering standards, deliver platform capabilities, and mentor engineers. Collaborate with product, design, data science, and performance science teams while balancing technical quality, business priorities, observability, and long-term maintainability.

As a Senior Software Engineer, you'll build and extend web technologies, make key architectural decisions, and mentor junior developers in a fast-paced environment.

Build and scale reliable software systems supporting donor platforms, cash payments, and rapid-response programs. Own features end to end from architecture through deployment and monitoring, improve CI/CD and testing, troubleshoot production issues, and collaborate with product, operations, and data teams. The role also contributes to technical roadmaps and sustainable engineering practices in a mission-driven, fully remote organization.

Designs, builds, and operates scalable backend services supporting PayPal’s global credit products. The role develops RESTful APIs, event-driven asynchronous systems, and configuration-driven platforms using Java and cloud technologies. Responsibilities include improving scalability, reliability, performance, observability, and security; translating product, risk, and regulatory requirements into technical solutions; contributing to architecture and design reviews; mentoring junior engineers; and delivering solutions across the full software development lifecycle.

Designs, develops, tests, deploys, and maintains secure enterprise software. Builds full-stack applications, APIs, data models, user interfaces, low-code solutions, and robotic process automation workflows. Translates business requirements into technical solutions, collaborates with IT and business teams, supports agile development processes, and troubleshoots existing applications. The role uses technologies including Power Platform, Python, JavaScript, Swift, Java, Node.js, and cloud data services.

Build and scale Bubble’s backend infrastructure, distributed systems, workflow engine, data tier, and core backbone services. Improve performance, reliability, observability, capacity management, and scalability across billions of requests. Define SLOs, support high-volume workloads, participate in triage and on-call rotations, diagnose incidents, and implement durable fixes while collaborating with a small engineering team.

Design and deliver scalable full-stack enterprise applications using Node.js and Vue.js. Lead architecture and technical design, integrate AI/ML capabilities, optimize development with AI-assisted tools, contribute to cloud deployments and CI/CD, and ensure security, observability, performance, and maintainability. Mentor junior engineers and collaborate with product, data, and AI teams.

Own and evolve scalable distributed systems, REST APIs, backend services, and core product areas. Design solutions, improve resilience, reduce technical debt, and drive modularization. Use AI-first and agentic development practices, evaluate emerging AI tools, and help integrate AI across engineering workflows. Collaborate asynchronously with product, data, and go-to-market teams while improving engineering tools, processes, and system reliability.

Design and develop secure, scalable, cloud-native backend services and APIs using Java and Spring Boot. Define API contracts, data schemas, authentication models, and service boundaries. Deploy and operate services on Kubernetes, collaborate on Helm charts and CI/CD, support production systems, and guide architectural decisions through ADRs. Work across PostgreSQL, object storage, identity providers, observability, and NoSQL systems while helping teams migrate from legacy infrastructure.

Architect and deliver distributed backend systems and infrastructure supporting customer service and KYC compliance workflows. Set technical direction, define roadmaps, lead end-to-end project delivery, mentor engineers, and build reliable high-scale services using Go, gRPC, TypeScript, React, cloud infrastructure, and DevOps tooling. Partner across teams and time zones to improve platform capabilities, workflow efficiency, cost, quality, customer satisfaction, and compliance outcomes.

Build and maintain scalable backend applications, serverless functions, microservices, data workflows, ETL pipelines, and cloud-native architectures using Python and AWS. Manage databases, APIs, batch jobs, and real-time integrations while optimizing performance, scalability, security, compliance, and cost. Collaborate with product, engineering, analytics, and data teams; contribute to architecture, CI/CD, infrastructure automation, development standards, and technical mentorship. Healthcare claims data experience is required.

As a Software Engineer, you will build innovative products, enhance existing solutions, and collaborate with cross-functional teams in a fast-paced environment.