Lead the technical vision and architecture for test infrastructure and quality engineering across server, web, mobile, and desktop. Partner with executive and engineering leadership to implement CI/CD-integrated quality gates, observability, and AI/LLM-driven test generation and flakiness management. Requires 8+ years experience and strong skills with TypeScript, React, Go, PostgreSQL, CI/CD, containerization (Docker/Kubernetes), and end-to-end testing frameworks.

Join DriveOS as a Senior Software Architect to lead architecture and system-level design for automotive-grade platform software powering autonomous vehicles. Role requires 12+ years experience, deep expertise in embedded/system software, virtualization, multi-core hardware, OS design, hardware acceleration, and compliance with automotive standards (ISO 26262, ISO 21434, ASPICE). Responsibilities include collaborating across software and hardware teams, driving architecture documents, and influencing NVIDIA SoC/GPU designs.

Join Invicti's AI team to design and implement autonomous agent systems and LLM-powered features focused on agentic pentesting and AppSec. Work spans agent architectures, memory/RAG systems, MCP integrations with security and developer tools, prompt chains, and full-stack ownership from design through production. Required: 5+ years shipping production software, strong Python, experience with LLM apps/RAG/agentic AI, distributed systems, API design, and cloud-native architectures.

Join NVIDIA's Linux graphics driver team to architect, develop, and maintain Vulkan/OpenGL software performance features for GPU hardware. Role requires a Bachelor's (or equivalent), strong low-level Linux OS knowledge, 8+ years programming in C/C++, and 3+ years developing OpenGL/Vulkan system-level graphics software and shader/compiler-related work.

Join Invicti's AI team to design and build agentic AppSec solutions, including multi-agent systems, RAG and memory pipelines, MCP integrations, and prompt engineering. Requires 5+ years of production software development, strong Python skills, experience with LLM-powered apps/RAG/agentic AI, and knowledge of distributed systems, API design, and cloud-native architectures. Role involves cross-team collaboration, productization, and ownership from design to production.

Nearform seeks a Senior Software Engineer (Python & AI) for a full-time permanent role based in Italy. Responsibilities include designing and building Python applications, data storage solutions, performance optimisation, working with clients and distributed teams, and supporting technical delivery. Required: strong Python and AI framework experience, senior-level delivery experience, Git, testing (unit/integration/e2e), databases, cloud environments, CI/CD, agile practices and strong collaboration/communication. Salary starts from €60,000 plus bonus and benefits; travel to client sites within Europe is required (expenses covered).

Role involves designing, building, and maintaining security products and infrastructure at cloud scale: real-time detection engines (Apache Flink, Kafka), high-throughput security APIs and microservices (Go, Node.js), streaming analytics, and Kubernetes-based security solutions. Requires experience with distributed systems, cloud platforms (AWS/GCP/Azure), infrastructure-as-code (Terraform/Helm/Chef), and familiarity with security tooling (SIEM, WAF, IDS/IPS).

Responsible for designing, building, and maintaining security products and infrastructure: real-time detection engines (Apache Flink, Kafka), high-performance APIs and microservices (Go, Node.js), Kubernetes-based security solutions, and petabyte-scale data pipelines. Requires 5+ years of software engineering experience, strong Go and JavaScript skills, deep distributed systems and Kubernetes knowledge, and cloud experience (AWS/GCP/Azure). Role is listed as hybrid.

Nearform seeks a Senior Software Engineer (Python & AI) for a full-time permanent UK-based role. Responsibilities include designing and building Python and AI applications, data storage design, performance optimization, and collaborating with clients and distributed teams. The role requires strong Python and AI framework experience, Git/version control, testing, CI/CD, cloud and database experience, and professional English. Salary starts from £75,000 plus bonus and benefits; visa sponsorship is not available. Travel to client sites in the UK and Europe is required.

Work on inference and serving infrastructure to improve throughput, latency, and KV cache utilization across GPUs and distributed topologies. Responsibilities include kernel-level tuning, quantization without quality regression, profiling and benchmarking, batching and speculative decoding, memory and cold-start optimizations, and setting technical direction. Technology stack includes Python, vLLM, SGLang, TensorRT-LLM, PyTorch, CUDA, Kubernetes and observability/tooling such as Prometheus, Grafana, ClickHouse and GitLab CI.

Work on GCC and LLVM runtimes, tooling and integration within Ubuntu to improve developer and operator experience. Responsibilities include selecting and packaging tooling, writing and reviewing code, debugging, collaborating with distributed teams, and mentoring junior engineers. Preferred experience includes GCC/LLVM, C/C++, Linux distributions, and Debian/Ubuntu packaging; nice-to-haves include build systems, cross-compilation, performance or security engineering.

Ramp is hiring a Senior Software Engineer for the Dev API team to design, implement, and operate multi-surface APIs and developer-facing platforms. The role requires 5+ years of backend engineering experience, hands-on use of AI coding agents, and experience with Python, Temporal, and Postgres. Responsibilities include end-to-end ownership of architecture, implementation, rollout, monitoring, and improving developer experience.

Work on extending TensorRT with autoregressive model serving features (speculative decoding, LoRA, MoE, KV cache), implement compiler and runtime optimizations for transformer models, develop CUDA kernels and operators, and profile/optimize inference across embedded and automotive environments. Requires 4+ years' software development experience and strong C++, transformer, and CUDA expertise.

Lead development of LLM observability features at Datadog, designing and scaling systems for tracing, model evaluation, drift detection, and debugging inference pipelines. Role expects strong experience with distributed systems and scalable backend architectures, hands-on experience building LLM/GenAI applications, and familiarity with observability tools.

Datadog is hiring a Senior Software Engineer to solve scaling bottlenecks, deploy features with progressive rollout via feature flags, investigate and fix production issues, and design systems for higher traffic. Requires 6+ years experience, strong programming skills (Go, C, Python), system design for high scale, and experience or interest in applying AI coding tools and building AI backend systems. Familiarity with Redis, Cassandra, Kafka, observability (metrics, logs, tracing), and data pipelines is a plus.

Work includes solving scaling bottlenecks, deploying features with progressive rollouts/feature flags, investigating and fixing production issues, designing high-scale architectures and AI-aware backend systems. Role is based in Datadog's hybrid offices in Bordeaux and Paris.

Datadog is hiring an Engineering Manager for the OrgStore Blueprint team in Madrid (hybrid). The role leads a 4–8 person software engineering team building and maintaining Postgres-based, OLTP-focused data storage and platform infrastructure. Key responsibilities include driving the technical roadmap, mentoring engineers, contributing to code and design decisions, participating in on-call rotations, and working closely with product and support teams. The position emphasizes reliability, fault tolerance, database operation experience, developer tools, and use of AI coding tools in engineering workflows.

DataCamp seeks a Principal AI Engineer to develop the core AI tutoring system that provides real-time, adaptive learning. Responsibilities include prompt architecture and agentic workflow design, rigorous experimentation and custom evaluation metrics, integrating AI with platform and content pipelines, productionizing model interactions, and ensuring quality, safety, and observability. Requires 1+ years building LLM-based systems, strong Python and software engineering fundamentals, and experience with cloud/production infrastructure and CI/CD.

Twilio is hiring a remote US-based Software Engineer (L2) to join the Stytch team and build backend product capabilities for an identity platform. Responsibilities include shipping API surfaces and authentication flows, partnering with product and engineering leadership, improving production quality and observability, mentoring engineers, and participating in on-call rotations. Required: 3+ years building and operating high-scale cloud production systems, experience with production-grade code bases, RESTful API design, and a bachelor's in CS or equivalent.

Design and evaluate GPU and system architectures to improve AI inference performance and efficiency. Build power and performance models of the AI inference stack, implement and test deep learning algorithms, and collaborate across software, research, and product teams. Requires MS or PhD (or equivalent), 5+ years relevant experience, strong math foundation in ML/DL, expert programming in C/C++/Python, and familiarity with GPU computing (CUDA) and HPC (MPI/OpenMP).