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Senior Ruby Rails React Developer
Senior fullstack developer at RewardOps building the core Ruby on Rails and React SaaS application and integration engine in Toronto — shipping end-to-end features, APIs, background jobs, and client integrations, with unit testing, code reviews, performance work, and mentoring junior developers.
Senior Backend Engineer - Vibesec
Senior Backend Engineer on OX Security's VIBESEC team, building the backend for new AI security products in Node.js and TypeScript across cloud environments and endpoints. You own features end to end in a small, distributed senior team, shaping architecture in a fast-moving AI-security domain.
Sr. Analytics Engineer (X)
Build and maintain scalable data pipelines and quantitative models to power AI-driven decision-making using Python, SQL, and distributed systems like Spark.
Mechanical Test Engineer, Motors (Senior)
Senior engineer designing and running lab tests on electric motors, propulsion systems, and actuators to validate performance and reliability for drone delivery hardware.
Senior Security Researcher
Senior Security Researcher at Zenity (AI Agent Security) researching AI agent/LLM risks like prompt injection and jailbreaking, plus cloud, web, and API attack surfaces. Day to day involves designing detection logic for runtime protection, threat hunting across large datasets, and validating findings in production using Python, JavaScript, bash, and SQL-like queries.
Senior Java Engineer
Consultancy Ambush is hiring a hands-on senior backend engineer to build and modernize Java/Spring Boot microservices for clients: developing REST APIs, Kafka event-driven integrations, tested code, and production support on a distributed team. Requires 6+ years of Java experience, fluent English, and residency in Spain or Poland.
Supply Chain Planner
At Smiths Detection, we are looking for a driven and analytical Supply Chain Planner to support our manufacturing operations by ensuring the right materials are available at the right time to meet customer demand. This…
Sr. Web Engineer (X)
Builds and optimizes full-stack web features for a real-time social platform, using modern frontend and backend technologies to deliver high-performance, scalable user experiences.
Senior Back-End JavaScript Developer - IL
Builds and owns back-end services in Node.js, using MongoDB, Kubernetes and other modern infra to power a data platform.
Senior CNC Machinist - B Shift
ABOUT ROCKET LAB Rocket Lab is the end-to-end space company building rockets, spacecraft, and critical subsystems that keep the world connected, protected, expand humanity’s reach to the Moon, Mars, and beyond. We move…
Senior Software Engineer, Operations Foundations
Front-end-leaning senior engineer on Wolt's Operations Foundations team in Berlin, owning the build, deployment, and developer-experience platform behind 250+ internal micro-frontends used by hundreds of engineers at Wolt, DoorDash, and Deliveroo. Core stack: TypeScript, React, Node.js, GitHub Actions/Buildkite, plus agentic (AI) development tooling.
Senior Product Designer
Senior Product Designer owning end-to-end UX of Acumatica's cloud ERP applications: conducting user research, building working code prototypes with AI tools (Cursor, Claude Code, Figma Make), writing behavioral specs for engineers and AI agents, maintaining design systems across Figma/Bitbucket, and ensuring WCAG accessibility.
Senior Systems Engineer
Ensono is hiring a Senior Systems Engineer (Windows L3 System Administrator) in Pune to act as the top escalation point for enterprise Windows Server environments, build Infrastructure as Code with Terraform and PowerShell, and support Azure/AWS cloud, virtualization, backup/DR, and 24x7 on-call operations.
Sr Accountant
El Camino Health is committed to hiring, retaining and growing the best and brightest professionals who will carry our mission and vision forward. We are proud of our reputation in the community: One built on…
Sr. Software Engineer, Training/Inference (C++)
Senior C++ engineer on xAI's (SpaceXSI) high-performance inference platform serving Grok to millions of users. Day-to-day: building distributed model-serving infrastructure (KV cache, batching, load balancing, auto-scaling) and optimizing latency down to GPU kernels, quantization, and speculative decoding.
Senior Accounts Receivable
Position Summary The Senior Accounts Receivable Accountant will own collections and credit activity for the North America business from our India finance team. In addition to the core AR responsibilities, this role…