freelance English-speaking jobs in Maia

Mechanical Engineer with 1+ years of experience in Power BI, Excel, AutoCAD, and strong English communication skills.

Performance Marketing Specialist to drive paid acquisition channel execution and optimization. Manage ad infrastructure, execute creative testing, and optimize for Contribution Margin and CAC.

Experienced Guest Relations Manager needed to provide upscale service and manage guest relations team at a Pestana Hotel in the Algarve.

Develop and execute strategies to optimize productivity, cost-reduction, and quality using Lean, Six Sigma, and 5S methodologies. Lead improvement projects, analyze business processes, and cultivate a culture of continuous improvement.

Support innovative scalable sales programs for diverse customers, focusing on revenue growth and product adoption. Provide consultative support on agency and advertiser accounts, drive communications, and resolve technical issues.

Functional Analyst with 3 years of experience required. Must have knowledge of business requirements, technical components, and project tools like Jira. Experience with process analysis, product management, and presentations is needed. Fluent English and strong communication skills are essential.

Provides technical and functional support to users of bank applications. Manages incidents, problems, and changes, coordinates with other support teams, and communicates issue resolution to users.

Accountant responsible for accounting tasks for local and international entities under IFRS and local GAAP. Duties include ensuring accounting policies and internal controls are applied, performing monthly and quarterly closing tasks, analyzing balance sheets, and preparing tax packages. Requires 2+ years of experience in a related environment or audit firm, knowledge of IFRS standards, and proficiency in Microsoft Office and ERP systems.

Midweight Designer to apply established brand guidelines across digital, print, and presentation materials. Designs marketing, sales, and internal communications assets. Requires strong design skills, experience with brand guidelines, and proficiency in Adobe Creative Cloud.

Research Technician to join the Immunophysiology Lab at the Champalimaud Centre for The Unknown. Responsibilities include conducting analyses of high-throughput sequencing datasets, developing computational workflows, and collaborating with researchers. Requires a Master's degree in Bioinformatics, Computational Biology, or a related field. Fluency in R, Python, and Bash is essential.

Lead Product Engineer needed for re-platforming a European B2B marketplace. This role involves rebuilding core platform architecture, flows, and marketplace mechanics for a product with proven market fit. Requires 4-8 years of experience with B2B marketplaces, SaaS, and a systems thinking approach.

NetJets seeks a Maintenance & Engineering Assistant for a temporary assignment. The role involves planning, controlling, and organizing aircraft maintenance to ensure airworthiness and exceptional client service.

Leads global project management function, defining governance frameworks and overseeing portfolio development, registration, and commercialization programs. Ensures cross-functional alignment and drives risk management, budget management, and continuous improvement of project management systems.

Social Media Manager to develop and execute content plans for branded residences and luxury real estate projects. Manage social media channels (Instagram, Facebook, LinkedIn, YouTube) and create social media copy. Requires 1+ year of SMM experience, experience in real estate, strong Figma skills, and video editing experience.

Procurement Specialist to manage end-to-end procurement processes for goods and services across the Mediterranean Region. Requires 4 years of procurement experience, including 2 years as an IT buyer, and fluency in English.

Experienced Director to lead origination, execution, and client coverage for complex cross-border M&A transactions across Europe. Reporting to the Managing Partner in Brazil, the Director will build and maintain senior client relationships and manage the full lifecycle of transactions.

National Sales Manager to lead direct-to-consumer sales across Portugal's 40 clinics. Requires 5+ years of B2C sales experience and proven leadership skills. Fluency in English is essential.

Sales Manager to drive global wholesale growth and strengthen B2C presence for a premium eyewear brand. Manage the full sales cycle, from client acquisition to after-sales service.

Manager will lead and support Finance team in deploying and activating Finance Data Governance & Management Capability. Responsibilities include program management, stakeholder engagement, process design, change management, and continuous improvement. Requires experience in Data & Analytics, Data Quality, Finance Systems, and project management.

Lead core product initiatives for Maze's research-grade AI assistant, spanning study creation, recruitment, collection, analysis, and synthesis. Own end-to-end outcomes within a cross-functional pod, driving strategy, roadmap, and execution for high-impact AI use cases.