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Software Engineer, Robot Manufacturing
First dedicated engineer owning Neuralink's robot manufacturing software stack: building inventory/warehouse tracking and lifecycle management systems (build, calibrate, verify, maintain) for neurosurgical robots, working directly with robot and surgical engineers. Full-stack work in Ruby on Rails and React/TypeScript at a fast, high-ownership pace.
AI Application Frontend Development Engineer (Token Platform)
Frontend engineer building user interfaces for AI applications — conversational assistants, knowledge bases and AI agent workbenches. Day to day: chat/streaming UX, Markdown and code rendering, SSE/WebSocket integration, token-usage displays. Stack: HTML/CSS, JavaScript/TypeScript with React, Vue, Next.js or Nuxt.
Staff Software Engineer - Orders Platform
Staff-level engineer for a restaurant ordering platform: architects and builds distributed, offline-first order systems (event sourcing, CRDTs, idempotency, reconciliation) that keep web, mobile, and POS ordering reliable during outages, while mentoring engineers and partnering with Payments and Reporting. Ecosystem includes Kotlin, TypeScript, React, Kafka, Kubernetes, and PostgreSQL.
Staff Software Engineer - Orders Platform
Remote-first (Canada-based) Staff Engineer role architecting a mission-critical restaurant ordering platform: event-sourced, offline-first distributed systems that replicate, sync, and reconcile orders across web, mobile, and POS. Hands-on with Kotlin/TypeScript, Kafka, Kubernetes, PostgreSQL, plus mentoring and technical leadership.
Full-Stack Java/React Developer
Wire IT, a Portugal-based IT consulting firm, is hiring a Full-Stack Java/React Developer for a hybrid role in Brussels, Belgium. The work centers on building complex data applications with Java/Spring Boot, React/TypeScript, Azure/Azure DevOps, and PostgreSQL/Oracle, using SAFe/Agile and DevSecOps practices.
Backend Engineer - Data Acquisition
Backend engineer on Lighthouse's Crawler Engineering team builds high-performance data acquisition systems—mostly in Rust—that collect hotel rates and supply data from ~200 million web requests a day, working on in-house proxy layers, browser tooling, and protocol-level debugging on Google Cloud/Kubernetes.
Data engineer in cloud platforms
Senior Data Engineer building and evolving a strategic cloud data platform on AWS — designing scalable ETL/ELT pipelines, REST APIs, and optimized SQL queries, with DevOps/CI/CD practices across the full development lifecycle for an international team.
Senior Data Engineer
A leadership-level AI/engineering role in Madrid: define the annual tech roadmap, lead AI/ML, software, data, and DevOps/MLOps initiatives, and manage teams of up to 10 while shipping production AI (predictive models, generative AI, voice/WhatsApp agents) for enterprise customers on AWS/GCP using Python, Docker/Kubernetes, and CI/CD.
DevOps Engineer (100% remote)
DevOps engineer at Tether (maker of the USDT stablecoin) who architects end-to-end CI/CD with GitHub Actions, containerizes services with Docker, automates multi-language (JS/TS/C++ with CMake) build and release pipelines across web, desktop, and mobile, and manages infrastructure as code on Linux. 100% remote role.
Staff Software Engineer
Staff Software Engineer at Sanofi in Barcelona (hybrid) shaping technical strategy for the company's global eCommerce platform that connects patients and healthcare professionals to medicines and vaccines. Day to day: driving architecture and standards across teams, mentoring senior engineers, and building cloud-native microservices with Node.js/TypeScript, React, Java/Python, AWS/GCP/Azure, CI/CD
Software Engineer
Backend-leaning full-stack engineer at a profitable AI travel startup building a luxury travel booking platform (hotels, villas, yachts, private flights). Day to day: Python/FastAPI supplier integrations, PostgreSQL data architecture, Redis/GCP infra, and LLM-powered search, plus some React/TypeScript. Remote UK/EU, £65-85k + equity.
AI Engineer / Backend Developer
Backend/AI engineer at Mindsight Ventures (Barcelona, hybrid) building AI-driven systems and backend infrastructure for internal and client projects: designing APIs and data pipelines, deploying ML models with MLOps, and scaling on cloud (Azure preferred) using Node.js/TypeScript or Python, Docker, and modern RAG/vector-DB patterns.
Backend Developer In Healthtech
Senior backend developer at Biorce's Barcelona hub building and owning core backend services for Leadro, an AI-powered drug-development platform — data models, APIs, GTM integrations, and LLM/agentic features. Core stack: Node.js/NestJS, TypeScript, PostgreSQL/BigQuery, and GCP, in a hybrid work model.
React developer in micro frontends
React developer on TBWA-DDB's Digital Production team in Barcelona (hybrid), building Feature Apps in a micro frontends architecture for a leading international brand. Day to day: integrate the frontend with corporate APIs, maintain production apps, collaborate with Java/Spring Boot backend engineers, and optionally grow toward fullstack work (incl. Salesforce).
Senior Frontend Developer
Senior frontend developer in Madrid on a time-limited initiative to migrate Otto Group's online shop to SCAYLE's new platform architecture, adapting the GraphQL API layer and Next.js storefront. Core stack: React, Next.js, TypeScript, GraphQL, in an international agile team.
Desarrollador Fullstack
Fullstack developer (Vue.js + Node.js/Express + PostgreSQL) joining a progressive migration/rewrite project for a law firm's legacy system (Visual Studio + Access), building the new web platform, migrating data, and documenting the process. Contractor role, hybrid, 9am-2pm schedule in Buenos Aires Microcentro.
Junior Software Engineer, Data & AI
New-grad junior software engineer at Anova Exploration's downtown Calgary head office, building the internal apps, data pipelines and workflow automation an oil & gas E&P company runs on. Core stack is Python and SQL with heavy use of Claude and other AI tools; JavaScript/TypeScript is an asset.