Role responsible for developing secure AI/LLM integrations, building payment-related secure infrastructure, improving automated threat-modeling tooling, reducing security debt, partnering with product engineering to design secure-by-default solutions, scaling security via automation and guidance, and mentoring others. Minimum: Bachelor's (or equivalent) plus 5 years security engineering experience; experience with multiple CSPs (including AWS and GCP or Azure), application and infrastructure security, threat modeling, and container orchestration (Docker/Kubernetes). Salary range provided.

Fastly seeks a Senior Engineer for its Growth Engineering team to design, implement, and operate backend services and APIs (greenfield work), contribute to frontend experiences, author design documents, and collaborate across product and platform teams. Role expects ~5+ years' experience, strong backend language proficiency, relational database experience, focus on scalability/performance, mentoring responsibilities, and participation in on-call rotation. Preferred experience includes Go, React, Rust, event-driven architectures (e.g., Kafka), and AI/LLM or recommendation/data work.

Join the engineering team to design, build, test, and deploy fault-tolerant, high-throughput services supporting payment tokenization and related data pipelines. Role emphasizes Python/Java/Go development, cloud and container technologies (AWS, Kubernetes), infrastructure-as-code (Terraform), data tooling (Kafka, Airflow), and participation in on-call rotations. Remote-first with hiring limited to listed US states.

Kinsta seeks an Internal Tools Developer to build and maintain custom tooling for Technical Support, Billing, Customer Success, Malware & Abuse, and Migrations. Responsibilities include developing API-integrated tools, leveraging AI where appropriate, assisting with server administration, and supporting end users. Remote-first, flexible environment; English fluency required.

Remote-first Senior Full Stack Engineer (USA) to lead architecture and development for DroneDeploy's Aerial Capture team. Requires 6+ years experience, strong TypeScript and Python skills, frontend experience with Angular, backend/service experience (microservices, REST/RPC), familiarity with Go/Java/Kotlin a plus, and working with GCP, Docker, Kubernetes, PostgreSQL, and MongoDB. Occasional domestic travel; core overlap hours in PT.

Senior front-end role responsible for architecting, building and maintaining a marketing website (React, Next.js, Tailwind). Collaborate with design, content and marketing stakeholders; integrate analytics, CMS/Contentful, Marketo forms and A/B tools; drive Core Web Vitals, SEO and accessibility; and manage CI/CD and deployment workflows. Minimum 4 years software engineering experience; salary range listed for US remote/Richmond, VA (179,400–204,700 USD/year). Capital One will not sponsor new applicants for employment authorization for this position.

Capital One Software is hiring a Lead Full Stack Engineer to architect, build, and maintain a marketing website with a focus on performance, accessibility, SEO, and ease of management. Responsibilities include implementing UI components, integrating with headless CMS (Contentful), Marketo, analytics and A/B testing tools, and owning staging/production deployments and CI/CD. Minimum 4 years software engineering experience and at least 1 year cloud (AWS/Azure/GCP). Salary range listed: $179,400–$204,700 (annual). No visa sponsorship provided for this position.

Work remotely in the United States to design, implement, test, and ship React/JavaScript, HTML, and CSS components for GitHub's Primer design system and related libraries (including internal React components and Rails ViewComponents). Responsibilities include API design for components, accessibility (WCAG) compliance, performance optimization, mentoring, and partnering with feature teams to drive Primer adoption. Required: multi-year software engineering experience (listed options include 6+ years general experience) and specific frontend experience (e.g., 4+ years in JavaScript/React).

Lead technical visionary for Capital One’s Partnership Card organization focused on architecture, scalable and operable systems, and driving AI-enabled engineering. Responsibilities include articulating technical vision, decomposing complex problems, ensuring non-functional system characteristics (performance, scalability, operability), mentoring engineers, and delivering across the full system development lifecycle. Role is remote-eligible, permanent, and the posting lists annual salary ranges (USD) for locations between $286,200 and $392,000. Capital One may sponsor employment authorization.

Headspace is hiring a Senior Software Engineer for the Core Platform group to design, prototype, and implement core capabilities for B2B and DTC customers (authentication, payments, entitlements, shared services). The role involves TypeScript/Node.js and Python/Django development, owning projects end-to-end, collaborating with product/design/data, and ensuring testing and quality. Position is remote across the US (preferred locations: San Francisco, New York City, Seattle). Anticipated base salary range: $122,400–$195,500 (USD/year). Candidates must permanently reside in the US.

Manage and grow a team responsible for collecting off-platform signals and delivering outbound measurement/reporting products for Reddit Ads. Own the team's roadmap, drive adoption of integrations such as the Conversions API, collaborate with Product, Data Science, Sales and other cross-functional partners, and develop engineers through mentorship and career development.

Oddball seeks a Senior Back End Engineer to work remotely on the VA team building scalable Java/Spring Boot backend services, REST APIs, and microservices supporting high-volume notification and communication workflows. The role involves modernizing a large Java EE codebase, improving performance and reliability across distributed services, collaborating with frontend engineers (React, NestJS), and following VA DevSecOps and federal compliance practices. Requires 5+ years of backend experience and U.S. work authorization.

Owner of AI application readiness and performance for DGX Station: profile and optimize deep learning workloads across GPU/kernel/framework/stack, validate multi-user and multi-GPU scenarios, and collaborate with compiler, framework, and GPU architecture teams. Requires 12+ years experience, proficiency with CUDA/C/C++/Python, deep learning frameworks, and GPU profiling tools.

Lead architecture and development of the React Native mobile app focused on unreliable connectivity, WebSocket reliability, offline-first storage/sync and conflict resolution, performance and memory optimizations, mobile security and compliance, and testing/tooling improvements. Requires demonstrated React Native and JavaScript/TypeScript experience, networking fundamentals, offline-first design, and familiarity with native iOS and/or Android development. Role may require U.S. government security clearance and federal eligibility for export-controlled information.

Hands-on engineering role on the Twilio SendGrid Email Platform focused on building, deploying and operating highly available, large-scale distributed services. Requires 8+ years of relevant experience, strong skills in Golang/Java or similar, service ownership, operational excellence (monitoring, alerting, resilience), and experience with cloud, containers/Kubernetes, Kafka, and relational databases. Remote within the US (not eligible in certain Bay Area cities); occasional travel may be required.

Seeking a Senior Software Engineer (IC4) to lead large, ambiguous projects end-to-end, architect scalable cloud-native systems, and raise technical standards across a full-stack platform. Responsibilities include system design (ADRs), performance optimization, secure SDLC and threat modeling, incident response, mentoring engineers, and using AI tools to accelerate development. Core qualifications: 5+ years professional experience and strong full-stack and distributed systems background (experience with AWS, serverless, containers, and healthcare standards such as FHIR/HL7 is a plus).

Twilio is hiring a Software Engineer for its Data Platform to design, build, and optimize infrastructure and frameworks for data ingestion, processing, and analysis. The role requires experience with big data technologies (e.g., Kafka, Spark, Hive, Hudi, Presto, Airflow), AWS services (Lake Formation, Glue, Athena), strong programming skills (Python, Java, Scala), and 5+ years of software development experience. The position is remote within the United States and may require occasional travel.

Role owns end-to-end Windows enablement (bring-up through WHQL) and leads Linux bring-up and continuous enablement for DGX Station. Requires deep experience with OS/kernel/driver enablement on Windows and Linux, firmware and BMC validation, GPU driver and CUDA stack integration, strong debugging and performance profiling skills, and 12+ years of systems software engineering experience.

Lead architecture for a production-ready orbital inference platform covering data center stack, BMC firmware, BIOS, host OS, GPU/CPU drivers, CUDA, telemetry, and manageability. Requires 15+ years in server/platform system software, experience with space or mission-critical embedded systems, and hands-on C/C++/Python and platform bring-up experience. Based in the US (Santa Clara; remote options noted).

Senior Engineer for GitHub's Developer Experience Build and Test team responsible for the core build and continuous integration systems: improving CI reliability, reducing test flakiness, operating highly available CI platforms, partnering with teams on reliability and performance, and shipping features and fixes for developer workflows. Role is remote within the United States.