freelance English-speaking jobs in Maia

Design, implement, and optimize secure, scalable endpoint management solutions for a global workforce using Microsoft 365 and Intune. Manage M365 apps and services, focusing on Intune solutions for Windows, macOS, iOS, and Android devices.

Data Engineer needed to perform data analysis, design data models, and develop data warehouse solutions. Requires advanced SQL skills, experience with SSIS and Python, and fluency in English. Hybrid work model with presence required in Lisbon office.

Senior Data Scientist to design, build, and fine-tune large language models for natural language understanding and generation tasks. Experience with LLMs, ASR, and NLP domains required.

Captain and First Officer positions available for Falcon 2000 Classic aircraft. Base in Porto, Portugal. Private and charter operations. Long term contract. Type rated candidate required. English level 5. Roster 15 ON / 15 OFF.

Customer Service Advisor providing phone, email, and chat support to Dutch and English speaking customers.

Backend Engineers (Junior-Senior) needed for a profitable sports trading and data technology startup. Build and scale backend systems, APIs, and real-time data pipelines. Strong Python, Node.js, and API framework experience required.

Provide customer support via live chat and email for a fast-growing fintech/crypto trading platform. Support users, manage inquiries, and contribute to service improvements. Must have strong Swedish and English language skills (C1 and B2 respectively) and previous customer service experience.

Drive the development of GenAI activities globally, leveraging Large Language Models (LLMs) across languages and modalities for bolttech AI-driven products. Build and integrate generative AI applications for customer interactions using LLMs and orchestration frameworks. Design, develop, and scale internal AI agents and customer-facing agentic solutions. Fine-tune and evaluate large language models using proprietary and external datasets.

Junior Designer to assist in developing and maintaining content for Bodum e-commerce websites. Responsibilities include creating web banners, email promotions, and social media content. Requires a degree in Graphic/Digital Design, proficiency in Adobe Creative Cloud, and fluency in English.

Provides functional support for applications, tests, and interacts with IT teams. Manages incidents, monitors application and server status, and performs technical tasks. Contributes to process improvements and supports the definition of non-functional requirements for new applications.

Freelance IT recruiter to source and engage IT professionals across Belgium and Europe. Requires 1+ year recruitment experience, proven sourcing skills, and fluency in English. Commission-only opportunity with unlimited earning potential.

Data Engineer to architect and scale a proprietary investor database, transitioning from basic filtering to an AI-driven matching engine. Responsibilities include developing a weighted scoring algorithm, managing data pipelines, and overseeing the migration to Python-based micro-services.

Credit Management Specialist will support the CM Manager in managing the portfolio, negotiating payment plans, and tracking debtor accounts.

Frontend Product Engineer will build user interfaces for an AI-native law firm. Responsibilities include designing agent interaction surfaces, document review workflows, and scalable UI patterns in Next.js + TypeScript. Strong experience with Next.js, TypeScript, and state management is required.

Business Support Assistant needed for Distributed Cloud projects in Porto. Analyze invoices, assist with project onboarding, and provide administrative support. Proficiency in Google Workspace and Excel required.

Lead quality assurance efforts for mobile app projects, overseeing the entire QA lifecycle. Design and implement quality processes, execute functional, usability, performance, and security testing for iOS and Android platforms. Collaborate with development, UX/UI, and product teams to ensure app quality and resolve issues.

Cybersecurity Incident Responder needed to detect, analyze, and respond to security incidents in enterprise environments. Minimum 6 years of cybersecurity experience required.

Develops and executes culinary training programs for crew members with 2 or fewer stripes. Conducts training, audits, and performance evaluations to ensure adherence to company standards. Collaborates with senior culinary leadership on crew development and performance improvement. Provides ongoing coaching and mentorship to culinary staff.

Senior Customer Success Manager will lead onboarding, training, and adoption initiatives for high-impact accounts. You will build executive relationships, develop product expertise, and drive customer retention and growth. Requires 5+ years of experience in B2B SaaS, ideally in healthcare and Salesforce ecosystems.

Full Stack Developer to build and deploy web applications using Python (Django/FastAPI) and Vue.js. Responsibilities include designing PostgreSQL databases, optimizing stack performance, and ensuring code quality through testing. Must have a Bachelor's degree and 3+ years of experience with Python and Vue.js.