react English-speaking jobs in Espinho

Provides engineering support for low-voltage and medium-voltage electrical systems across projects, plant modifications, and shutdowns. Prepares and reviews electrical design documentation and ensures compliance with standards and safety practices. Collaborates with project teams, operations, and contractors.

Junior Mechanical Design Engineer will research, design, develop, and customize mechanical systems and components. Requires a degree in Mechanical Engineering, 1-3 years of experience, proficiency in CAD software, and strong knowledge of engineering principles.

Inventory Specialist will manage inventory levels, forecast demand, and coordinate shipments. Responsibilities include using AI tools for forecasting and reporting, analyzing product costs and supplier relationships, and optimizing inventory and purchasing processes.

Data Centre Engineer needed for on-site role in Sines, Portugal. Focus on physical infrastructure including rack and stack, cabling, hardware installations, testing, and fault finding. Requires experience with data centre environments, structured cabling, and network hardware.

Middleware Engineer needed with minimum 3 years experience in technologies like Oracle, Mulesoft, or IBM. Requires knowledge of Web Services (SOAP), Integration Processes, and Oracle and SQL databases. Fluency in English, French, or Spanish is beneficial.

Junior Data Engineer will build and maintain data pipelines, integrate data sources, and contribute to data quality efforts. Requires a degree in a related field or equivalent experience, Python and SQL skills, and familiarity with version control.

Growth Associate will drive results across projects and initiatives, setting goals, developing plans, and executing with urgency. Responsibilities include taking ownership of projects, identifying potential obstacles, and building high-performing teams.

Graduate in Structuring will assist with pricing, pre-trade, and post-trade tasks for structured products. Develop marketing materials and maintain structuring tools. Requires knowledge of financial markets, derivatives, and VBA/Python programming.

Commercial Manager needed for a luxury coastal development in Portugal. Manage commercial and quantity surveying activities, subcontractor procurement, cost planning, and contract administration. Proven experience in large-scale developments and Portuguese language skills required.

Umbraco Specialist with 5+ years of experience needed for application management, maintenance, and evolution. Solid .NET development skills required. Experience with Umbraco upgrades/migrations is valued.

Senior Game Designer to lead gameplay development for Aquapark.io. Extensive experience in F2P mobile games, core gameplay systems, and Unity required. Proven track record of designing engaging and innovative mobile games.

Security professional to ensure the secure and responsible development of AI platforms, APIs, agents, and integrations. Responsibilities include reviewing AI architectures, setting data usage guardrails, monitoring risks, and shaping AI governance standards.

Junior Enterprise Architect will collaborate with senior architects to design and map customer architectures for Salsify implementations. Responsibilities include creating architecture diagrams, building proofs-of-concept, and contributing to RFI/RFP responses.

Leads the governance, oversight, and integrity of trading and market activities across global exchange, broker, and capital markets operations. Responsible for providing clear oversight, escalation, and subject matter leadership across trading and market integrity globally.

QA & Testing Specialist needed for a stable project. Responsibilities include manual and automated testing, defect tracking, and reporting. Requires experience with testing tools (Katalon), JIRA, Xray, SQL, JAVA, Oracle, SQL Server, Bitbucket, and Jenkins. Advanced English required.

Drive revenue growth by creating conversion-focused content at scale using AI. Craft and refine AI-powered copy for landing pages, emails, ads, and social media. Collaborate with the CRO team to design and analyze A/B tests.

Full-time remote accountant needed to support Swiss clients. Manage bookkeeping, prepare financial statements, handle VAT declarations, and assist with year-end closing. 3-6 years of accounting experience with Swiss accounting knowledge required.

Manages a team of Employee Lifecycle Specialists, providing guidance and support. Oversees voluntary and non-voluntary terminations across multiple countries. Acts as a primary point of contact for clients, delivering legal, human resources, and advisory support.

Physical-Chemical Lab Analyst will conduct instrumental analysis and physico-chemical tests on formulated products, ensuring compliance with GLP standards.

Provide customer support via phone and email for a leading e-commerce platform. Assist customers with orders, deliveries, payments, returns, and troubleshooting. Fluent Dutch and English required.