react English-speaking jobs in Espinho

Stylist for Public Areas maintains the appearance and cleanliness of the entire hotel. Responsibilities include cleaning public spaces, delivering guest requests, and ensuring a safe, professional work environment.

Lead end-to-end design for customer-facing platforms in a digital health environment. Establish design standards, build scalable design systems, and translate complex healthcare workflows into intuitive, user-centered solutions.

Voice talent needed for an ASR home recording project. Perform as a phone support assistant with a professional yet relaxed tone. Requires 2.5 hours of recording and a 3-minute audition. Must speak Spanish (Spain/Mexico), French, English (UK), Catalan, Portuguese (Portugal), or Portuguese (Portugal).

Snowflake Data Engineer role requires a degree in CS or IT. Must be proficient in SQL, Snowflake, and dbt, with experience in Python and version control. Knowledge of Airflow, Spark, or Kafka is a plus.

Are you looking for what’s next? We’re a global technology and services leader that powers the brands of the future. We help well-known brands — the ones you use every day — improve their businesses with technology and integrated solutions, in over 70 countries.

Build and evolve complex user interfaces using ReactJS for enterprise customers. Own front-end implementation from concept through release, ensuring fast, accessible, and maintainable applications.

Software Engineer to design and maintain core systems for AI and automation products. Responsibilities include developing, testing, and supporting production code, managing NoSQL databases, and ensuring performance and security. Requires 2+ years with MongoDB, Express, React, Node.js, and TypeScript.

Head of Product Operations drives operational excellence and data-driven decision-making. This role defines product processes, establishes KPIs, and partners with Product and Executive teams to scale the product organization.

German Speaking Customer Support Agent to support global brands via phone, email, or chat. Requires C1 German and B2 English. Full training provided.

Staff Engineer to design and ship scalable LLM-powered systems across React/TypeScript/Node. Drive architecture and prototype agentic behaviors for an MCP platform connecting AI models to real data and services.

Build proxy infrastructure from scratch, including residential and ISP networks, rotation systems, and session management. Requires deep knowledge of low-level networking, HTTP/SOCKS5 protocols, and reverse proxy implementation.

Senior AI Engineer to design and scale robust data infrastructure for multimodal models across large GPU clusters. Responsibilities include building preprocessing algorithms and automated acquisition pipelines for video, audio, and text. Requires strong Python skills and experience with petabyte-scale data.

Data Analyst needed to collect, organize, and analyze large datasets to identify trends and insights. Responsibilities include creating reports and supporting decision-making. Requires a relevant degree, 2+ years of experience, and proficiency in SQL and Excel.

Senior Distributed Systems Engineer needed to design and implement components in Java or Scala for large-scale data processing. Focus on stream/batch processing, fault tolerance, and JVM performance. Requires 3+ years building distributed systems.

Design, deploy, and manage cloud infrastructure and services, ensuring security and scalability. Responsibilities include managing Azure Wintel/AD, IaaS/PaaS, and physical/virtual network components.

Experienced Agentforce Trainer/Salesforce AI Consultant needed to guide teams in building AI-first solutions. Deliver workshops on Agentforce architecture, design AI agents, and implement intelligent workflows across Salesforce.

Freelance Software Developer (Ruby) - AI Trainer 4 days ago Be among the first 25 applicants This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. At Mindrift, innovation meets opportunity.

Seeking a Paid User Acquisition expert with 5+ years of hands-on mobile app campaign experience. This role focuses on MarTech, measurement, and attribution across Search, Social, and Programmatic channels.

Manage and optimize social media and paid advertising campaigns across Meta and TikTok for consumer technology and gaming brands. This role involves content publishing, campaign management, and performance reporting.

Senior BTP Consultant to align technology with business objectives. Responsibilities include designing, configuring, and administering the BTP platform, focusing on SAP S/4HANA integration and cloud solutions.