freelance English-speaking jobs in Guimarães

Provide customer support via phone, email, and live chat in German and English. Resolve customer issues, maintain records, and collaborate with team members. Must be fluent in German, have basic English skills, and be eligible to work in Portugal.

Senior Service Engineer provides advanced technical solutions for complex systems and equipment, ensuring safe and efficient operation. Diagnoses technical issues, implements corrective actions, and acts as a technical reference for customers and colleagues. Requires 5-10 years of field service experience in industrial, electrical, automation, or power systems.

Senior Databricks Consulting Engineer will guide organizations through their data and AI transformation journeys, designing, implementing, and optimizing modern data platforms built on Databricks.

Cleaner needed to maintain clean and organized environments in Faro. Responsibilities include cleaning and sanitizing various areas, dusting, vacuuming, mopping, and reporting maintenance needs. Previous cleaning experience is preferred but not required.

MV Dispatch Engineer will perform shift control room functions, including real-time network monitoring, ensuring service continuity and safety. Responsibilities include supporting shift coordination, analyzing network asset maintenance orders, and executing network studies.

The Lisbon Polytechnic Institute is seeking an Adjunct Professor for the subject area of Communication Theories. Applicants must hold a doctoral degree in Communication Sciences or a specialist qualification in Communication Theories. The selection process is document-based and will evaluate technical, scientific, and professional performance, teaching ability, and other relevant activities.

Provides VAT compliance and advisory support to clients, ensuring timely and accurate VAT return submissions. Analyzes VAT data, prepares declarations, and acts as a point of contact with clients and tax authorities.

The European Institute of Policy Research and Human Rights AISBL seeks a Policy Researcher Intern for a remote, 8-week program. Interns will conduct literature reviews, prepare research summaries, and draft a supervised research paper, policy brief, or analytical report.

Senior IT Project Manager with 6+ years of experience managing IT, engineering, or digital platform projects. Experienced in Agile and Waterfall methodologies, budget management, and risk mitigation. Proficient in Jira, Microsoft Project, and leading complex technology initiatives. Fluent in Portuguese and English (C1 or above).

Provide customer service support via phone and email for Bol.com, a leading Dutch e-commerce website. Troubleshoot order, delivery, payment, and return issues.

DevOps Engineer with minimum 3 years of experience required. Solid experience in AWS or Azure Cloud platforms and managed services. Proficiency in Infrastructure as Code (IaC) with Terraform and Ansible. Advanced Linux skills, containerization, and Kubernetes knowledge is a plus. Expertise in CI/CD pipelines, GitOps, and "Everything as Code" principles. Strong scripting and programming skills (Bash, Python, GoLang). Fluency in English (B2+/C1 level).

Lead the design and development of scalable AI-powered platforms using Python, applying ML and DL principles. Drive end-to-end delivery of production-grade AI systems built with LLMs, embeddings, and orchestration frameworks. Mentor engineers and ensure adherence to software delivery best practices.

Senior Cybersecurity Engineer will analyze embedded and IoT systems for vulnerabilities from an offensive security perspective. Responsibilities include performing vulnerability analysis, assessing attack surfaces, and conducting Threat Analysis and Risk Assessment (TARA).

Service Delivery Manager needed for a high-profile customer's website. Requires experience in service delivery, technical understanding of web platforms, and customer relationship management. Responsibilities include managing escalations, ensuring service level agreements are met, and collaborating with internal and external teams. Strong communication, leadership, and problem-solving skills are essential.

Senior Cloud Platform Engineer will design, develop, and maintain reusable infrastructure components on a cloud platform. This role requires 10+ years of experience with AWS or Azure, at least 1 year with sovereign cloud providers, and 6 months with Cycloid.

Design and implement scalable back-end services using Node.js and modern frameworks. Build dynamic UIs with React.js and its ecosystem. Own the development lifecycle from concept to maintenance. Collaborate with US-based stakeholders and mentor team members.

Public Cloud Support Engineer needed to support deployment, configuration, and maintenance of IaaS and PaaS services across multi-cloud environments. Requires 1-2 years of experience in cloud engineering/support, hands-on experience with at least one cloud provider (AWS, Azure, or GCP), and basic scripting skills. Associate-level cloud certification preferred.

Devexperts seeks a Middle/Senior Java Developer for its Research & Development Team. The role involves managing the entire order lifecycle, from capture to reconciliation, in a high-performance, low-latency environment. Responsibilities include optimizing, documenting, and maintaining code, collaborating with colleagues, and conducting code reviews. Must have proficiency in Java 11+, Spring, AspectJ, Kotlin, JUnit5, Mockito, Docker, PostgreSQL, and related technologies. Experience with distributed systems, performance optimization, and trading/capital markets is required.

Shapes, governs, and improves the customer learning experience within the enterprise LMS ecosystem. Designs and optimizes the end-to-end customer learning journey, translating education needs into scalable LMS concepts and configurations. Configures and maintains LMS workflows, roles, and permissions, ensuring alignment with global standards and compliance requirements. Acts as a functional and technical expert, providing guidance on system usage and optimization. Ensures smooth day-to-day LMS operations and supports projects related to customer training.

We are seeking two AI/ML Engineers to develop AI solutions for our products. Responsibilities include researching and integrating AI capabilities, fine-tuning LLMs, developing algorithms, deploying models, and collaborating with teams. Must have a Master's degree in a related field, proficiency in Python and/or Java, experience with TensorFlow, PyTorch, and Scikit-learn, and experience deploying applications using Docker.