freelance English-speaking jobs in Guimarães

Project Execution Lead supports marketers in developing and executing marketing campaigns, manages campaign performance, and acts as a subject matter expert on marketing tools and services. Requires 5+ years of marketing experience, strong project management skills, fluency in English and Dutch, and proficiency in Microsoft Office Suite.

Senior Firewall Engineer defines and maintains enterprise firewall and network security architectures. Requires 7+ years in Network Security with expertise in Palo Alto, Fortinet, and VMware NSX-T/VCF9. Focus on policy design and technical leadership.

English-speaking AI Customer Support Specialist supporting advanced AI technologies. Resolve billing, account access, and troubleshoot platform issues across multiple channels. Requires fluent English and strong problem-solving skills.

Digital Marketing Specialist needed for social media, content, and analytics. Manage content, develop campaigns, and analyze performance using data from various platforms. Requires curiosity and bilingual communication in English and Portuguese.

Enterprise Architecture Senior Specialist to lead governance and rationalize the application landscape. Responsibilities include driving portfolio evolution, acting as Solution Architect, and developing technology roadmaps. Requires 8+ years in IT with EA/Solution Architecture experience.

The General Ledger Accountant prepares monthly entries, enters financial data, collaborates with departments, prepares VAT returns, and performs reporting tasks.

Design, implement, and optimize end-to-end recommendation pipelines. Develop and improve ML models for recommendation systems using Python and deep learning. Build scalable ETL pipelines and analyze A/B tests.

Develop and execute on-page and technical SEO strategies for an automotive e-commerce platform. Conduct audits, keyword research, and create technical requirements for developers. Monitor performance using Power BI.

Manage diverse pension scheme projects, including wind-ups and verification exercises. Administer portfolios, meet compliance, and liaise with offshore colleagues. Requires excellent English, accuracy, and organizational skills.

Lead Finance, Operations, Supply Chain, and Compliance for Biocol Labs to achieve €10M monthly revenue. Requires senior experience scaling high-growth startups with expertise in finance, operations, and risk management.

Detail-oriented Clinical Trial Assistant needed for administrative and operational support of clinical trials. Responsibilities include maintaining study files, managing documentation, and supporting project timelines. Life sciences background preferred.

Principal Software Development Engineer focused on testing complex Windows drivers and endpoint security. Develop automated tests, debug driver issues using Win32 APIs, and build automation frameworks. Proficiency in Python, C#, or C++ is required.

Staff Java Backend Engineer role requiring 10+ years of experience. Responsibilities include leading complex projects, system design, and mentoring. Key skills involve Java, Spring Boot, Azure, Kubernetes, Kafka, and Terraform.

Seeking an experienced Front-End Developer to build and maintain user-friendly web interfaces. Responsibilities include coding with HTML, CSS, and JavaScript, optimizing performance, and collaborating with design and back-end teams. Minimum two years of experience required.

This role supports the end-to-end contract lifecycle, drafting, reviewing, and negotiating agreements like NDAs and procurement contracts. The specialist liaises between various business units to streamline workflows.

Senior Finance & Accounting Specialist to coordinate monthly financial closing and ensure reporting. Responsibilities include reviewing Balance Sheet/P&L, advising on accounting issues, and supporting system enhancements. Requires 3+ years experience and SAP knowledge.

This role identifies companies and decision-makers, makes initial contact, and qualifies business needs to build a sales pipeline. Responsibilities include research, outreach via various channels, and booking introductory meetings for senior staff.

Clearance Broker Associate role involves preparing customs entry documentation and ensuring regulatory compliance. Key tasks include checking documentation, contacting clients for missing info, and inputting shipment data accurately.

Design and develop BI and Data Visualization solutions. Requires 3+ years with relational/non-relational databases and 1+ year in BI architecture and dashboard creation. Must be proficient in Agile.

Seeking an experienced JAVA Developer to design, develop, and maintain JAVA-based applications. Requires 2+ years of experience, knowledge of OOP, Spring Framework, and Hibernate.