freelance English-speaking jobs in Guarda

Provides administrative support to the Iberia Procurement Manager. Manages procurement processes, analyzes market opportunities, negotiates with suppliers, and develops procurement strategies. Supports project teams and collaborates with internal teams to ensure procurement aligns with company objectives.

Senior Flight Dynamics Engineer to develop and evolve a Flight Dynamics System (FDS) for a LEO constellation. Responsibilities include designing, developing, and validating Flight Dynamics functions and software components for safe control of LEO constellations. The role requires expertise in orbit determination, prediction, maneuver planning, and constellation-level strategy.

Treasury Manager will execute daily cash disposition and balancing, support liquidity planning and forecasting, and contribute to cash management process optimization. Requires a bachelor's degree, 5+ years of Treasury, Cash Management, or related experience, and proficiency in MS Excel, PowerPoint, Treasury Management Systems, and ERP systems.

Business Data Analyst needed to gather and analyze requirements, translate business needs into functional specifications, and create documentation. Must have SQL development skills, experience with ETL tools, and proficiency in Agile project management tools. Strong data analysis and visualization skills are required.

Operations & Credit Analyst supports financial and operational performance through cash flow management, credit risk control, cost optimization, and fleet operations coordination.

Senior Linux Administrator needed for managing and resolving incidents, performing system administration tasks, and supporting server maintenance and performance optimization.

The Maintenance and Safety Manager ensures vessel operation with maximum safety, technical reliability, and regulatory compliance. This role guarantees operational availability, technical integrity, crew safety, and compliance with ISM/ISPS/MARPOL/Class/DGRM requirements.

Supports budgeting, forecasting, and performance analysis, ensuring high-quality financial information. Prepares variance analysis, collects financial data, monitors costs and investments, and collaborates with stakeholders.

Leads the performance marketing and retail media strategy across Opella's brand portfolio, maximizing incremental sales growth and return on investment. Develops and manages investment plans across retailers, brands, categories, and media channels. Monitors campaign performance, translates data into actionable insights, and manages external agency partners. Builds strategic relationships with retailers and partners to identify new opportunities and enhance digital visibility. Drives innovation in measurement, attribution, automation, and digital capabilities.

Junior Financial Analyst to serve as primary client contact, monitor trade processes, perform reconciliations, and support clients throughout the trade lifecycle. Requires a degree in Economics, Finance, or a related field and 0-3 years of experience. Fluency in English is required.

The Production & Maintenance QA Engineer ensures product reliability and consistency across a composable ecosystem. They design and execute test strategies, validating features and end-to-end flows.

Atlean World seeks a Junior Brand & Communication Specialist to plan, create, and publish content across digital platforms. The role involves collaborating with various teams, managing content creation, and ensuring brand consistency. Must have strong design sense, creative thinking, and fluency in English.

Provide technical support and act as a problem solver for medical devices (BMK Ultras, BMK Ultras Plus, Discovery Ultra, BSS). Identify business opportunities and support tenders. Collaborate with cross-functional teams to manage accounts and ensure customer satisfaction.

Provide customer support to Ukrainian-speaking small and medium-sized businesses using Facebook and Instagram ads. Resolve issues, offer troubleshooting assistance, and identify trends. Fluency in Ukrainian (C2) and English (B2) required.

Senior .NET Developer will design, develop, and maintain scalable applications using .NET, C#, React or Angular, and RESTful APIs. Collaborate on cloud-native solutions (Azure, AWS, or GCP) and contribute to architecture discussions. Requires 5+ years of experience with C#, .NET, ASP.NET Core, and relational databases.

Experienced Sales Manager - MICE needed for Six Senses Douro Valley. Must have fluency in English and Portuguese, 3+ years in luxury sales, and the legal right to work in Portugal.

Technical Account Manager to support Enterprise Support customers in the Energy and Utilities vertical. Develop trusting relationships, understand customer needs, and provide technical expertise to solve support issues and drive adoption of AWS cloud services. Collaborate with internal teams and customers across all levels.

Key Account Manager to manage and develop strategic customer accounts, leading negotiations and implementing commercial plans for sustainable growth.

Lead the organization's transition to a data-as-a-product mindset. Own the full lifecycle of data products, from ideation to delivery and continuous improvement. Define and implement data governance frameworks and data quality standards. Drive the development of resilient, high-quality data products.

Leads technology-enabled business change and delivers strategic initiatives to drive operational efficiency and innovation. Manages a portfolio of transformation projects, ensuring successful delivery on time, within budget, and to quality standards. Partners with business leaders to identify and deliver transformation opportunities, translating business needs into technology solutions.