react English-speaking jobs in Leiria

Quality Assurance Engineer role focusing on Back-End QA and ad-serving technologies. Develop test plans, create manual/automated test cases, and validate product stability. Requires 3+ years in QA with TypeScript automation.

Develop and maintain scalable applications, designing front-end interfaces and building robust back-end services. Requires 5+ years in web technologies, OOP, and full-stack development.

AI Engineer to design, build, and deploy AI-powered features for construction management software. Requires strong LLM knowledge, Python, and experience with RAG architectures. Focus on lean, production-ready solutions.

Quantity Surveyor needed for financial and contractual management of a large Mechanical Project. Requires 5+ years' experience, knowledge of contract frameworks (NEC, FIDIC), and proficiency in cost control and valuations.

Research Scholarship available at Instituto de Telecomunicações for project ROBUST. Tasks involve developing beamforming metasurfaces for biomedical applications and antenna system simulation using tools like HFSS or CST. Candidates need a relevant degree and skills in antenna design.

Lead SAP Digital Manufacturing projects, requiring 5+ years in manufacturing consulting and SAP ME/MII experience. Focus on solution design, customer engagement, and driving transformation.

Senior PHP/Vue.js Full-Stack Developer for a French fintech leader. Lead design and development of secure payment solutions, ensuring high-quality code in PHP and Vue.js. Requires 5+ years of experience and fluency in French and English.

SSR Java Spark Developer role requires strong Java skills for performance and multi-threading. Responsibilities include improving batch run performance, integrating quant libraries, and maintaining code quality using tests and CI/CD. Must know Spark and Parquet.

As a Manager at PwC Strategy&, you will develop innovative strategies for leading organizations across diverse sectors. Responsibilities include leading projects, coordinating teams, and presenting strategic solutions to C-Level executives.

The Receptionist serves as the first point of contact, providing a warm, professional welcome. Responsibilities include managing switchboard calls, handling emails, and supporting admissions and administrative tasks. Full fluency in English and Portuguese is mandatory.

Drive revenue as a Regional Account Manager, leading sales engagements to deploy Palo Alto Networks Next Generation Security Platform. Orchestrate complex sales cycles and build strategic account plans.

English-speaking Customer Support Specialist to support users of an AI technology platform. Responsibilities include resolving account, billing, and technical issues while guiding users across multiple channels. Requires excellent English and technical support experience.

Provide accurate, non-promotional medical information via phone and email. Responsibilities include documenting inquiries and routing adverse events. Requires a Life Sciences degree and proficiency in Bulgarian and English.

Principal AI Solutions Engineer to design and maintain infrastructure for AI training, fine-tuning, and inference. Requires 8+ years with Kubernetes, Python, Terraform, and GPU environments.

Staff AI Engineer to lead Payments Intelligence, architecting production AI-agent systems like AIDA and NOVA. Design LLM pipelines, build conversational agents, and set technical direction for agentic AI at scale.

Drive top-of-funnel growth by identifying and qualifying prospective customers through inbound and outbound prospecting. Generate new business opportunities using email, phone, and social channels. Fluent in English plus Danish or Norwegian is required.

Senior Data Scientist role requires 5+ years of experience and an academic background in a quantitative field. Proficiency in R, Python, data processing, and analytics is essential. Must collaborate with engineering and product teams.

Creative Marketing Expert role involving reviewing and assessing domain-specific documents for quality and accuracy. Requires 2+ years of relevant experience, strong analytical skills, and proficiency in Excel, PowerPoint, and Word.

Recycling & Recyclability Engineer supports plastic packaging development, assessment, and optimization for recyclability and circular economy goals. Responsibilities include recyclability testing, material evaluation, and technical support.

Lead a team building distributed systems for a decentralized compute and storage platform. Drive technical direction for P2P networking, compute orchestration, and core platform services. Requires 7+ years of software engineering experience.