react English-speaking jobs in Espinho

The Office Assistant provides administrative, operational, and logistical support across multiple business functions. Responsibilities include coordinating travel arrangements, managing office operations, and supporting various teams with tasks such as processing invoices, onboarding new employees, and executing events.

Ensures compliance with active contracts, identifies deviations, mitigates risks, and captures financial gains. Analyzes contracts for efficiency, savings, and value recovery. Monitors contractual clauses and ensures accurate reflection in financial systems.

As the Associate, Customer Marketing, you will translate regional category strategies into actionable plans for Portugal, manage budgets, and drive sales goals for Home Cleaning and Toilet categories.

Junior Civil Engineer to develop Industrial Hydraulics projects, ensuring compliance with client requirements and regulations. Prepare hydraulic calculations, technical specifications, drawings, and reports. Collaborate with multidisciplinary teams and assist in project planning and execution.

Project Contract Manager drives contract strategy and protects project value in complex mobility projects. Leads contract and claim management, defines Contract Management Strategy Plans, and manages variations, claims, and contractual notices. Ensures compliance with contract, claims, and insurance management standards. Collaborates with project teams, legal, procurement, and finance. Requires a degree in Law, Engineering, Finance, Economics, or related field and strong experience in contract/claim management or project management. Fluency in Portuguese and English is required.

Conducts routine maintenance, identifies and troubleshoots instrument issues, and performs repairs. Calibrates instruments, orders parts, and follows safety protocols. Requires prior experience as an Instrument Technician and knowledge of various instruments. Must have own tools.

Project Manager for Supply Planning will lead the implementation of a new ERP system for the EMEA Supply Planning team. Responsibilities include coordinating project activities, defining requirements, tracking progress, and training team members.

Junior Financial Analyst to support clients in trade allocation, clearing, delivery, and settlement processes. Requires a degree in Economics, Finance, or a related field and 0-3 years of experience. Fluency in English is required.

Lead, coach, and support sales and medical teams to maximize performance and engagement in Portugal. Drive commercial performance and support growth objectives. Analyze sales KPIs, implement action plans, and promote continuous improvement.

Architect and manage the Cyber Defense Center's SOAR ecosystem, designing and improving automated playbooks and response actions. Lead detection engineering activities, developing and deploying detection content across various security platforms. Own global log ingestion and telemetry architecture, ensuring effective onboarding and quality management of security data. Develop integrations between security platforms and enterprise systems. Lead the Cyber Threat Intelligence enablement program, managing intelligence collection, operationalization, and distribution. Conduct advanced threat hunting exercises and define, monitor, and report engineering performance metrics. Evaluate and integrate emerging cybersecurity technologies.

As a Senior Customer Success Manager, you will manage complex accounts, drive commercial growth, and ensure customers realize business value from Infraspeak's platform. You will develop account success plans, act as a value architect, and serve as the primary point of contact for C-level executives.

As an Accounting Specialist, you will assist with month/year-end close processes, balance sheet reconciliations, and journal entries. You will prepare monthly financial statements and coordinate reporting schedules.

Freelance Site Activation Specialist needed in Portugal to support clinical trial start-up and site management. Responsibilities include feasibility, site identification, regulatory submissions, and activation. Requires 2+ years of experience in site activation, study start-up, or clinical research and fluency in Portuguese and English.

Manage TLS and code signing certificates, including lifecycle management, troubleshooting, and key management in Key Management System solutions. Operate and maintain Enterprise Certificate Authorities (CAs) and Public Key Infrastructure (PKI). Design, operate, and enhance a centralized Key Management System (KMS). Collaborate with teams to securely integrate encryption and certificate services. Troubleshoot cryptographic issues and certificate failures.

Design, build, and maintain data infrastructure, including databases, ELN and LIMS systems. Develop ETL processes, ensure data quality, and collaborate with technical and non-technical teams.

The Nursery Teaching Assistant supports the Lead Teacher in providing a safe and stimulating environment for young learners. Responsibilities include facilitating play-based activities, supervising children, assisting with hygiene routines, and maintaining a clean classroom.

Accounts Payable Accountant will manage order-to-cash operations, including invoicing, collections, and reconciliations. The role requires 2-5 years of experience in AR or credit control and strong Excel and ERP skills.

Account Executive specializing in new logo software and services sales for the international market. Identifies and prospects clients, conducts needs analysis, tailors solutions, builds relationships, negotiates contracts, and manages sales pipeline. Must be fluent in German or French.

Develops strategic partnerships and business opportunities in the Robotics and Battery Energy Storage Systems Industry in Europe. Responsible for generating RFQs and business awards. Provides guidance and support throughout the quote, development, and execution phases. Minimum 5 years' Sales experience in the relevant industry required. Fluent in German and English.

Experienced Delivery Manager needed for IT projects and services. Lead cross-functional teams, manage client relationships, and ensure quality, timelines, and budget adherence. Proven experience in IT service delivery, transformation programs, and stakeholder management required.