freelance English-speaking jobs in Covilhã

Tax Associate will analyze, prepare, and submit Personal Income Tax (IRS) returns for individual clients. Responsibilities include client communication, documentation management, and ensuring compliance with Portuguese tax legislation. Requires a degree in a relevant field, 1-3 years of IRS preparation experience, and advanced Portuguese and English language skills.

Junior O2C Specialist supports end-to-end Order-to-Cash and Accounts Receivable operations, ensuring accurate billing, timely collections, and high-quality customer interaction.

Junior / Associate in Medical Writing to support projects. Draft, edit, and quality-check scientific content. Must have MSc in a scientific field, excellent written and spoken English and Portuguese, and experience in scientific writing. PhD completed or ongoing, or equivalent experience preferred. Remote-first, part-time (25-50% FTE).

Leads a team of engineers and designers developing benchtop, pilot, and industrial-scale fermenters, bioreactors, and filtration systems. Directs engineering work to ensure design delivery and validation per customer specifications within budget and timelines.

Regional Marketing Manager for Microbiology FAST solutions (VITEK REVEAL, BACT/ALERT VIRTUO, VITEK MS PRIME, BIOFIRE BCID2) in EMEA. Develops and executes regional marketing strategies, adapts global frameworks, and supports launch management. Requires 3-5 years of IVD marketing experience, ideally in Microbiology diagnostics, and fluency in English.

Assess the quality and relevance of online advertisements based on search term relevance, language, and cultural appropriateness. Must be fluent in English and German, reside in Portugal, and have access to a computer and smartphone.

Salesforce Marketing Cloud Technical Lead needed for hybrid role in Lisbon & Porto. Requires 5+ years of experience in Marketing Cloud development and architecture, including AMPscript, SSJS, SQL, and API integration. Bachelor's degree in a related field and Salesforce certifications are preferred.

Market Intelligence Manager to shape global strategy by analyzing market trends, competitor landscapes, and customer needs. Lead market sizing and trend analysis, build account profiles, and analyze competitor performance. Collaborate with cross-functional teams to embed insights into business strategies.

Application Support Professional needed for a dynamic project with an international client. Requires 5+ years of experience in application support, fluency in English, and expertise with incident management tools like ServiceNow. Experience with cybersecurity platforms, knowledge management tools, and ITIL Foundations is also required.

Telecommunications Engineer with experience in mobile networks (2G-5G), OSS/BSS, planning, optimization, or configuration/performance management sought. Will contribute to commercial growth strategy, analyze customer requirements, and deliver technical demonstrations. Strong communication and organizational skills required.

Körber seeks a Supplier Quality Inspector to execute quality control checks on purchased materials and equipment, ensuring compliance with company policies and legal requirements. The role involves collaborating with suppliers, participating in supplier identification and management, and supporting negotiation processes.

Sales Director will identify and pursue new business opportunities, build a sales pipeline, and develop staffing solutions. The role requires a proven track record of success in outside sales, strong communication skills, and the ability to build client relationships.

Platform Engineer will develop and improve platforms, perform maintenance tasks, and contribute to the architecture and design of new and existing systems. Experience with cloud infrastructure, programming, IaC, automation frameworks, and observability practices is required.

Provide customer support via phone, chat, and email for a leading European automotive brand. Fluent Danish and B2 English required. Previous customer service experience preferred.

Own supplier sourcing, negotiation, and execution for a fast-growing Amazon-focused eCommerce brand. Manage RFQs, negotiate pricing and terms, and build landed cost models. Coordinate samples, specs, and regulatory compliance. Track supplier performance and drive cost-saving initiatives.

Project Manager to lead and manage end-to-end delivery of risk assurance and fraud management solutions. Develop project plans, coordinate cross-functional teams, and ensure successful project completion within scope, budget, and timeline.

Planning & Scheduling Engineer supports and controls Engineering Planning activities on projects. Develops schedules, mitigates risks, proposes resources, and updates planning systems. Requires a Bachelor's Degree or equivalent experience, 1-4 years in related fields, Primavera P6 experience, and strong analytical skills.

Experienced IT Engineer needed to support critical infrastructure, security, and automation. Responsibilities include incident management, datacenter maintenance, security vulnerability analysis, Active Directory administration, network configuration, and system monitoring.

Part-time Tax Representative & Client Advisor needed for growing international firm. 3+ years of Portuguese tax experience, focus on IRS and property taxes, required. Experience with non-residents and Golden Visa clients is a plus. Native Portuguese and fluent English required.

Embedded Software Engineer needed with a minimum of 3 years of experience in software development using C, C++, or ADA. Full-lifecycle development experience required, from requirements gathering to training. Must be passionate, driven, and possess strong communication skills. Fluency in English is essential.