freelance English-speaking jobs in Santarém District

Accountant responsible for managing financial transactions, preparing financial reports, and ensuring compliance with accounting standards. The role involves full responsibility for accounting activities in France and support to Portugal. Requires 3+ years of experience, proficiency in French, and expertise in statutory reporting, tax compliance, and month-end close processes.

Android Software Engineer II on the SDK team will contribute to Android and Flutter SDKs and related mobile integration features. Responsibilities include adding new features to existing integration channels and helping build support for new mobile and device channels. The role requires 3+ years of experience in mobile development, strong knowledge of Android and its core frameworks, and expert-level proficiency in Kotlin or Java. Experience with Flutter and building public-facing APIs or SDKs is preferred.

Operational leadership and management of the Portugal Hub in Porto. Hands-on coordination of day-to-day operations with a focus on practical execution. Leadership of local office and field teams, including MCE and rotor blade service teams. Coordination with German headquarters and external partners. Proven experience in the wind energy sector, ideally in operational service business. Fluent in Portuguese and English. Strong hands-on mentality and willingness to take responsibility.

Mid-Level Backend Developer to build and evolve the core system powering health insurance for long-term travelers. You'll work with Kotlin, a custom event-sourced framework, and AI-agentic development tools. Experience with complex backend systems, event sourcing, and AI-agentic development is required.

Senior React Developer to develop and maintain scalable web applications. Experience with state management libraries, AI tools, and frontend architecture required.

Lead the design, development, and implementation of ETCS signaling solutions for railway projects. Provide technical expertise in signaling systems engineering, ensuring compliance with ERTMS standards. Collaborate on system architecture, integration, and validation of advanced railway signaling systems.

Provide customer support to clients via phone, email, and chat. Resolve customer issues, process returns and refunds, and contribute to team success. Native Dutch speaker with B2 English proficiency required. Must have a valid work permit for Portugal.

Provide Dutch and English customer support via phone and email for a leading online marketplace. Assist with orders, deliveries, payments, returns, and product information. Troubleshoot issues and escalate complex cases.

Provide German-speaking customer support via phone, email, and chat. Resolve inquiries, complaints, and service issues while adhering to SLAs and documentation standards.

Provides technical assistance to global customers via phone, email, live chat, and remote sessions. Diagnoses and resolves complex software and hardware issues across cloud platforms, CCTV, and access control systems. Documents software, hardware, and network information in the CRM system. Contributes to a Knowledge Centered Service environment by creating and updating knowledge base articles.

Drive innovation in post-training methodologies for agentic behaviors and tool use in AI models. Refine pre-trained models to enable reasoning, planning, and autonomous tool invocation for real-world applications.

We are hiring for Customer Support, Sales, and Specialist roles across multiple industries in Greece, Spain, and Portugal. We seek fresh graduates and experienced professionals with C1/C2 proficiency in various languages. EU citizenship, work permit, or refugee status is required.

QA Functional Tester and Senior QA Tester needed for Energy sector project. Experience with API and SQL testing, requirements analysis, and test execution required. Fluent Portuguese and English.

As a Spa Receptionist, you will be the first point of contact for guests, providing excellent service and knowledge of spa offerings, treatments, and pricing. Experience in the hospitality industry and fluency in English are required.

DevOps Engineer needed with 3+ years of experience designing and maintaining CI/CD pipelines. Expertise in Kubernetes/Docker, public cloud (AWS, GCP, or Azure), and scripting languages (Bash, Python, PowerShell) required.

Leads the design, customization, and optimization of the CRM platform, ensuring robust integration, advanced data analytics, and scalable solutions. Develops and maintains software architecture documentation. Provides technical guidance and mentorship to junior engineers. Participates in project planning and estimation activities. Acts as a subject matter expert for pitches and client work.

Full-Stack Python Engineer needed to build, scale, and maintain web applications. Requires 4+ years of experience, proficiency in Python (Django, Flask, or FastAPI), Node.js, React.js, and cloud platforms.

Provide Italian-language customer support for private customers via inbound calls. Handle inquiries regarding subscriptions, billing, devices, and general issues.

Senior Fullstack Developer to design and develop scalable, secure solutions for the financial services sector. Experience with Java 21, Python, PostgreSQL, and AWS is required.

German-speaking Customer Service Advisors provide phone, email, and chat support to customers. Fluency in German and English is required.