Senior Backend Engineer (Java & APIs REST)

Senior Systems Software Engineer, Kubernetes Scale - DGX Cloud

PLN 292,500 - PLN 650,000 PLN per year

Full-time

today

Remote - United Kingdom, Spain, Poland, Switzerland, France

NVIDIA seeks a Senior Systems Software Engineer to drive performance and scale characterization of the DGX Cloud stack (Kubernetes control/data planes and NVIDIA components such as GPU Operator, Network Operator, DCGM, NIM). Responsibilities include designing and implementing performance/scale tests, developing monitoring and CI/CD frameworks, triage and root-cause analysis of large-scale distributed systems, and engaging with upstream open-source communities. The role requires 8+ years of relevant experience and expertise in Kubernetes, distributed accelerator-based systems, performance benchmarking/modeling, and proficiency in Golang or Python.

Senior QA Automation Engineer (AI & LLM Testing)

Full-time

today

Remote, Hungary

Design, develop, and maintain automated test suites for web applications, APIs, and LLM-powered features. Evaluate LLM outputs for accuracy, relevance, consistency, and hallucination risks; create prompt tests using Promptfoo or similar. Build E2E UI automation with Playwright (page object patterns), develop Python automation scripts and Postman collections, integrate tests into CI/CD, and collaborate with product and engineering teams in Agile ceremonies.

Senior Staff Engineer (LLM)

Full-time

today

Remote, United Kingdom

Hands-on senior staff engineer role working with LLMs and agentic coding tools to build, refactor, and ship production generative solutions. Responsibilities include developing Python-based REST APIs (FastAPI), designing RAG systems (vector DBs, semantic search, chunking), using OpenAI/Anthropic APIs, building and securing MCP servers, implementing event-driven architectures and messaging, and applying prompt engineering, monitoring, and evaluation practices. Requires 2+ years with LLMs and 8+ years developing Python APIs.

Senior Backend Engineer, Gitlab Delivery: Zero Downtime Upgrades

Full-time

today

Remote, India

Join GitLab's Upgrades team to maintain and evolve Omnibus GitLab, GitLab Helm Charts, the GitLab Environment Toolkit (GET), and the GitLab Operator to improve installation, upgrade, and operational workflows for self-managed deployments. The role emphasizes building automation and CI/CD pipelines, observability, secure defaults, and collaboration with SRE, Distribution, Release, Security, and Development teams. Required technical areas called out include Go, Kubernetes/Helm, Terraform, PostgreSQL, Prometheus/Grafana, and multi-cloud experience.

Support Engineer

$120,000 - $150,000 USD per year

Full-time

today

United States

Topstep seeks a Support Engineer to own complex engineering escalations for trading platforms: reproduce issues, debug distributed systems, ship code fixes in C#/.NET and React (TypeScript preferred), build admin tooling and observability (Datadog/Elasticsearch/Kibana), participate in on-call rotation and incident response, and produce post-incident write-ups and runbooks. Requires 3+ years professional software engineering experience and strong SQL and debugging skills.

PhD Research Intern, System Software and I/O Architecture - Fall 2026

$30 - $94 USD per hour

Full-time

today

Remote - Champaign, Santa Clara - United States

NVIDIA seeks a PhD student to develop novel architectures and system software for scalable multi-GPU platforms, analyze interactions among applications, OS, CPU and GPU, collaborate across hardware and software teams, and publish research. Requires current PhD enrollment in CE/CS/EE or similar, research experience in computer architecture/OS/compilers/HPC, expertise in GPU architecture and CUDA, and experience with cluster programming and performance analysis. Hourly intern pay listed as $30–$94.

Machine Learning Engineer

$107,700 - $285,900 USD per year

Full-time

today

US Remote

GitHub is hiring a Machine Learning Engineer to build and operate scalable ML and agentic systems (leveraging large language models) for trust & safety use cases including fraud, spam, and abuse detection. Responsibilities include model evaluation, production deployments on cloud platforms (e.g., Azure AI Foundry), cross-functional collaboration, and identifying product vulnerabilities. Minimum qualification paths include multi-year ML experience or relevant degrees.

Developer Bizagi

Full-time

today

Argentina

Posición para Bizagi Developer SSR en Argentina (híbrido). Responsabilidades: desarrollar y mantener soluciones en Bizagi Studio/Engine, modelar procesos bajo BPMN 2.0, configurar formularios y reglas, implementar integraciones vía REST, realizar pruebas y soporte, y trabajar en equipos ágiles. Requiere mínimo 2 años de experiencia en Bizagi y dominio del español.

Senior Software Engineer (Live)

$157,000 - $193,000 USD per year

Full-time

today

United States

Responsible for designing, building, and operating cloud-native applications focused on reliability and scalability. Work primarily in TypeScript and React (Next.js), with backend API design (GraphQL/REST), event-driven architectures, message queues, and relational databases (PostgreSQL/SQL Server). Requires 5+ years building production-grade systems and ownership of observability, testing, and on-call operations.

Staff Software Engineer, Frontend Platform

$136,595 - $189,000 USD per year

Full-time

today

Remote - United States

Lead technical direction for Modern Health's frontend platform, owning design systems, component libraries, build tooling (Vite), accessibility, internationalization (including RTL), and developer experience. Collaborate with backend teams on GraphQL and Python services, maintain security and compliance (HIPAA/GDPR), mentor engineers, and drive cross-team initiatives. Role is remote-eligible within the U.S., requires 8+ years of relevant experience and does not provide immigration sponsorship.