freelance English-speaking jobs in Leiria District

Market Research Fieldwork Manager will oversee end-to-end projects, managing client relationships, budgets, and fieldwork teams across multiple countries and methodologies.

Business Analyst to contribute to project management, perform functional specifications, and ensure support and maintenance of accounting interfaces.

DataHow AG seeks a motivated Bachelor's or Master's student in Data Science, Computer Science, Bioengineering, or a related field for a paid summer internship in Lisbon. The 6-12 week full-time role involves working on real industry problems, supporting team members, and contributing to the development of machine learning applications.

The MDM Analyst will manage financial, customer, supplier, and vendor master data. Responsibilities include data creation, maintenance, and ensuring data accuracy and integrity. The role requires collaboration with finance and non-finance teams, process owners, and IT.

Accountant will manage financial records, ensuring compliance with regulations. Responsibilities include reviewing purchase orders, travel expense reports, and credit card statements. The role requires 3 years of experience in a similar position and proficiency in MS Office applications.

Intern to join the Sequencing Team within the Molecular Biology Unit. Perform DNA sequencing activities using established molecular biology and sequencing methodologies. Analyze sequencing data, perform quality assessments, and support accurate data interpretation.

Sales Manager to lead business development strategy for three Portuguese properties. Responsibilities include acquiring new corporate accounts, travel agencies, and group business, analyzing market trends, and representing the company at industry events.

Staff Infrastructure Engineer will architect and evolve the private cloud platform for compute, networking, distributed storage, and bare metal as a service (BMaaS). Responsibilities include designing, deploying, and operating large-scale OpenStack and Ceph environments, leading data center expansion, and defining infrastructure as code standards.

Lead and coordinate promotional teams across Lisbon, Porto, and Faro airports. Manage multiple product categories and ensure brand representation. Strong leadership, communication, and organizational skills required.

MASSLAB seeks a Senior Architect with a Master's degree and 7+ years of experience across all project phases. Exceptional design skills, proficiency in 2D/3D, and a meticulous approach to detail are required. Fluency in English is essential.

Drive product initiatives for the Requirements Portal, a key part of Altium's engineering platform. Translate product strategy into execution, define priorities, and manage risks. Collaborate with engineering, design, and customers to deliver solutions that improve team workflows and product development.

Talent Acquisition Specialist to support global recruiting operations. Responsibilities include creating reports, ensuring data accuracy in Workday, supporting sourcing projects, managing interview scheduling, and partnering on employer branding initiatives.

Fluent Italian, French, or Spanish (C2 level) and English speaker needed for Social Media Agent role. Experience managing customer queries on social media platforms and providing customer service is required. Respond to customer messages, act as a brand ambassador, and identify solutions to improve the customer experience.

Manage and scale paid acquisition campaigns (Meta, Google, TikTok) for client brands and owned portfolio. Analyze hook rates, optimize landing pages, and construct offer bundles to improve conversion rates and AOV.

CadenzaLux seeks a highly organized Property Management Administrative Coordinator to support the Property Management department. This role involves scheduling, documentation, owner reporting, maintenance coordination, and database management.

Designs, builds, and operates the infrastructure for production AI systems, ensuring reliability, observability, and continuous improvement of machine learning and LLM-based solutions.

Account Executive (Hunter) will focus on acquiring new clients in Portugal and select European countries for AI and data governance services. Responsibilities include identifying target accounts, qualifying pain points, and crafting value-driven proposals. The ideal candidate has experience selling data and technology services and a proven track record of opening new accounts.

ZEISS seeks a Buyer to purchase machine parts and components, negotiate with suppliers, and manage warehouse inventory. Requires a bachelor's degree, 5+ years of purchasing experience, and strong communication and negotiation skills.

The Hotel Manager will lead the hotel's opening project, ensuring the right team is recruited, onboarded, and trained according to the opening date and business forecast. The role requires defining and executing a strategic and budget plan, setting performance targets, and enforcing policies, processes, and procedures. The Hotel Manager will also ensure compliance with Wyndham brand standards, guest satisfaction measurement tools, and the company's Code of Conduct and Vision.

Investment Banking Expert needed for remote, hourly contract role. Review and evaluate AI-generated financial analyses, company assessments, and investment recommendations. Minimum 2 years of experience in Investment Banking at a top-tier firm required.