freelance English-speaking jobs in Maia

Software Technical Writer will create and maintain technical documentation for a travel product portfolio. Responsibilities include writing how-to guides, installation manuals, solution overviews, and API documentation. Must have strong written English skills, experience writing code documentation, and the ability to read and understand source code.

Develop and implement digital marketing strategies to increase online traffic and conversions for the UK market. Manage and optimize digital campaigns, analyze performance, and create creative briefs.

Revenue Systems & Performance Manager will operate and configure Atomize RMS, define pricing frameworks, and collaborate with Hotel Managers to optimize revenue and profitability.

Senior Node.js Developer to design, develop, and maintain complex web applications. Experience with Node.js, Angular, SQL, TypeScript, and JavaScript required.

Graduate Media Coordinator will identify and engage journalists, leveraging data and AI to maximize outreach impact. The role involves establishing relationships with journalists, ensuring their attendance at events, and collaborating across the business to maximize engagement opportunities.

Software Architect and Team Lead with 80% architecture and 20% team leadership responsibilities. Requires experience designing software systems using DDD and hexagonal architecture, full-stack .NET development, modern web frameworks (React or Angular), and DevOps principles. Fluent English required.

Portuguese-speaking Solution Specialist to support the Portuguese SMB market. Drive upsell and cross-sell opportunities, present cloud solutions, and deliver technical demonstrations. Requires 3-6+ years in technology sales, fundamentals certification, and proven performance track record.

Customer Service Specialist fluent in Portuguese and English will handle customer inquiries via phone, email, and chat. Responsibilities include identifying customer needs, providing product and service information, resolving issues, and managing complaints.

KLx seeks a French-speaking Transition Project Manager to lead integration studies of Crédit Agricole Group IT Department scopes. Responsibilities include leading workshops, project reporting, cost estimation, stakeholder coordination, and methodology deployment.

Lead Embedded Software Engineer to design and evolve embedded software platform for next-generation hardware used in mining, construction, and infrastructure. Responsibilities include building and maintaining Yocto-based Linux distributions, developing C/C++ software, integrating sensors and cameras, and debugging at various levels. Requires 10+ years of embedded software experience (C/C++, Device Drivers, BSP, RTOS, Microcontrollers) and 3+ years of Yocto experience.

Provides customer support via voice, investigating, troubleshooting, and resolving customer issues. Ensures high standards are met and work is carried out efficiently. Must have experience in customer service/support with voice, strong problem-solving abilities, and fluency in English and German (min B2).

Designs and evolves conversational flows for Agoda's chatbot assistant, defining how it gathers context, structures dialog, and maintains a consistent voice. Collaborates with product, design, and engineering teams to align conversational intent with technical capabilities.

Translate and localize product information, including materials, compositions, and size & fit details, ensuring clarity and accuracy for Swedish audiences. Adapt FARFETCH's product catalogue and content, tailoring language to cultural nuances.

As a Customer Success Manager, you will act as a strategic advisor to global brands, aligning BrandBastion's AI-powered solutions with their social engagement and brand protection goals. You will drive renewals, upsells, and expansions by demonstrating the impact of AI-driven automation. You will analyze performance data, translate insights into strategic recommendations, and implement strategies to prevent churn.

Powerplant Systems Specialist needed to support maintenance and engineering for executive jet fleet. Responsibilities include developing powerplant data, identifying fleet improvements, coordinating modifications, and reviewing reliability reports. Requires operational powerplant experience in EASA Part CAMO or Part 145 organizations.

Business Analyst to drive results across ventures and initiatives. Accountable for projects from conception to completion. Must be highly ambitious, proactive, and possess strong analytical and communication skills. Native proficiency in Portuguese or Danish and fluent English required. EU work permit needed.

Java FullStack Developer needed for a Lisbon-based project (Hybrid). Requires strong Java skills (11/17), Spring Boot 3, Maven, Git, Angular, RESTful API design, and experience with SQL databases and AWS.

Lead Visual Designer to shape design at CoW DAO. Create brand and marketing designs, mentor designers, and ensure a cohesive visual language. 5+ years experience as a Senior Visual Designer required.

NTU International A/S seeks an Urban eMobility / Public Charging Expert to support a project analyzing publicly accessible urban EV charging infrastructure across the EU. The expert will provide a comprehensive sector-wide analysis of charging infrastructure, focusing on neighborhood, destination, and urban hub segments.

Junior Financial Analyst to support monthly, quarterly, and annual financial statements, budgeting, forecasting, and financial planning.