freelance English-speaking jobs in Maia

Site Reliability Engineering Manager will lead a team in daily agile DevOps practices, represent the IS team to stakeholders, and drive internal projects. The role requires experience managing DevOps teams for SaaS offerings, understanding of testing methodologies, and technical aptitude for distributed systems.

Marketing designer to develop and evolve brand visual ecosystem, create graphic content, and collaborate with team on visual consistency. Requires 5+ years of experience, strong understanding of design principles, AI tool proficiency, illustration skills, and web/marketing design experience. Fluent in Russian, conversational English (B2).

Provide Dutch and English language customer support for a global video streaming platform. Handle inquiries, offer technical and account assistance, and ensure a positive customer experience across various communication channels.

Contract Administrator needed to manage contract compliance and registration within SAP. Collaborate with sales, legal, and other departments to ensure accuracy. Requires contract management experience, ERP familiarity, strong Excel skills, and fluency in English.

Support Specialist to oversee complaints, ensuring fair and transparent processes. Responsibilities include handling formal complaints, identifying and resolving issues, and collaborating with internal teams. Requires a bachelor's degree, 18+ months of customer service experience, fluency in English and Dutch, and excellent communication and analytical skills.

Property Accountant needed for international, fast-paced environment. Manage tenant billing, support service charge reconciliations, and follow unpaid rents. Experience with Yardi software and real estate accounting principles required.

The HR Generalist provides end-to-end HR support for the Portugal office, ensuring compliance with Portuguese labor law and managing HR administration. Responsibilities include payroll management, employee relations, recruitment and onboarding, performance management, learning & development, and HR projects.

Design, build, and deploy production machine learning solutions for a fleet optimization platform. Develop and operationalize demand forecasting, cascading optimization, contract intelligence, and out-of-spec prediction models.

Senior Java Developer will develop, test, and maintain Java applications for a pioneering tech company. Responsibilities include collaborating with teams, participating in code reviews, and ensuring code security and scalability. Requires 5+ years of Java experience, proficiency in Spring Boot, PostgreSQL, Redis, Docker, Kubernetes, and cloud services. Fluent English required.

Freelance Mechanical Engineer needed for AI project-based work. Design mechanical engineering problems, evaluate AI solutions, and validate results using Python. Must have 3+ years of experience, strong Python skills, and excellent written English.

Customer Service Representatives needed to support global brands in Lisbon. Fluent in French, Spanish, Italian, German, Dutch, or Swedish required. Provide phone, email, and chat support.

The Instituto Superior Manuel Teixeira Gomes (ISMAT) seeks a full-time Associate Professor in Psychology. Applicants must have a PhD in Psychology, relevant scientific output, and a minimum of five years of university-level teaching experience.

Financial Accountant needed for a global leader in hot-melt adhesives. Responsibilities include contributing to management reporting, calculating manufacturing overheads, and performing other accounting and controlling tasks. Bachelor's/Master's degree in Accounting, Auditing, or Management required, along with 3+ years of experience. Knowledge of SAP FI is preferred. Proficiency in English and advanced Excel skills are essential.

Senior Product Marketing Manager will own product positioning, messaging, and go-to-market strategy. Responsibilities include defining value propositions, creating messaging frameworks, leading GTM strategy for new products and features, and building alignment across teams. Requires 7+ years of experience in Product Marketing, Product Strategy, or similar roles in SaaS, digital products, or PLG environments. Proven track record of executing GTM strategies with measurable success in product adoption and market traction is essential.

Develop UI components using Angular, CSS3, and HTML5. Contribute to user experience definition and work in cross-functional teams. Ensure application functionality, maintainability, and security.

Senior Consultant to support daily operations and business expansion, analyzing market trends and identifying growth opportunities. Responsible for strategic and analytical tasks, cross-team project coordination, and process development. Requires a degree in a relevant field, strong analytical skills, and proficiency in MS Office.

Drive new business for Zendesk's UKI region as a key member of the sales team. Manage a pipeline of leads, prospect into new and existing accounts, and generate high-value opportunities. Minimum 6 months of sales experience required. Fluency in English and availability for a hybrid work model are essential.

Darkroom is seeking an Associate Recruiter to support full-cycle recruiting across Creative, Paid Media, Social Commerce, and more. The role involves sourcing talent, coordinating interviews, and ensuring a positive candidate experience.

This 6-month fixed term contract Store Manager role requires leading a team to achieve exceptional financial results and fostering a positive work environment. The successful candidate will supervise the Leadership team and Cast, ensuring adherence to Disney brand standards and visual guidelines. Prior retail management experience is preferred.

Postdoctoral Research Fellowship available at REQUIMTE on the MARECIRCULARIS project. Focus on developing a biorefinery process to recover value-added products from marine waste. Requires a PhD in Chemistry, Biochemistry, Chemical Engineering, or a related field obtained within the last three years. Proven experience in biorefinery, catalytic processes, and bio-derived materials is necessary.