freelance English-speaking jobs in Sintra

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  • Jobsonboard
  • Amadora
  • May 19
LogoCustomer Support Specialists provide assistance to international customers via email, chat, and phone. Responsibilities include resolving inquiries, maintaining accurate records, and adhering to company standards. Fluency in Dutch and English is required, along with at least 6 months of experience in customer service, sales support, or a contact center.
  • Accord Healthcare
  • Portugal
  • May 19
Provides strategic and analytical support for portfolio optimization and product launches. Analyzes product performance, identifies gaps and opportunities, and supports cross-functional launch readiness plans. Collaborates with internal stakeholders to ensure alignment on launch strategies. Conducts competitive benchmarking and supports product forecasts.
  • Blu Selection
  • Portugal
  • May 19
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.
  • Consort Group
  • Portugal
  • May 19
Technical Leader will define, design, and implement complex IT solutions, ensuring functional and technical consistency. Responsibilities include leading technical design, participating in Proofs of Concept, and ensuring compliance with quality and security standards. The role requires 7+ years of experience in demanding IT environments with expertise in Java, Spring, API design, and Agile methodologies.
  • Nokia
  • Portugal
  • May 19
Designs, builds, and fine-tunes AI/ML and GenAI models for automation workflows. Develops agentic AI components for telecom environments. Integrates AI models into closed-loop automation pipelines and orchestrates event-driven actions. Builds and operates MLOps pipelines for model deployment, monitoring, and retraining.
  • Medical Staff Talent
  • Portugal
  • May 19
Provide premium concierge care to an 80-year-old VIP on a luxury yacht. Responsibilities include orchestrating medical logistics, dispensing therapeutics, and tracking chronic health metrics. Requires a 4-year Western BSN degree, 4+ years critical care experience, fluency in Arabic and English, and the ability to travel extensively.
  • Inetum Portugal
  • Lisbon
  • May 19
LogoCybersecurity Analyst to investigate and handle security incidents, perform technical analysis, and execute mitigation actions. Experience with SIEM, SOAR, and security playbook development required.
  • bloomie
  • Lisbon
  • May 19
LogoBloomie is seeking a driven Sales Development Representative to generate new business opportunities and engage with HR leaders across Europe. This role involves outbound prospecting, qualifying leads, and collaborating with cross-functional teams.
  • ITH Icoserve
  • Portugal
  • May 19
Clinical Development Manager will drive the Medical Affairs Clinical Development (MACD) Program globally, identifying training needs, developing courses, and building relationships with partners. Requires an advanced degree in Clinical Medical Physics, 3-5+ years clinical radiotherapy experience, and strong Eclipse, clinical delivery, and education backgrounds.
  • Buss Group GmbH & Co KG
  • Porto
  • May 19
LogoOperational 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.
  • Concentrix
  • Portugal
  • May 19
Customer Service Representative will handle inbound customer requests, provide pre-sales, general inquiries, and technical support via multiple channels. Must be fluent in German (written and oral) and English (B2).
  • CEiiA
  • Portugal
  • May 19
Engineer will collaborate with aerodynamic and aircraft performance teams to optimize aircraft configurations. Develop flight mechanics models, simulations, and tools for handling qualities. Support flight test campaigns and provide flight dynamic data for certification.
  • Motorola Solutions
  • Portugal
  • May 19
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.
  • CCR (Carrier Commercial Refrigeration)
  • Portugal
  • May 19
The IT Workplace & Device Specialist oversees planning, implementation, and support of workplace IT infrastructure and services. This includes endpoint device management, collaboration tools, software deployment, user support, and ensuring a productive digital environment.
  • Planet Paymet
  • Portugal
  • May 19
Provides turnkey support to Hoist Network customers on multiple platforms and services. Resolves technical issues via phone, email, tickets, and remote troubleshooting. Analyzes data to identify root causes and implements solutions. Must have excellent customer service and communication skills, as well as a basic technical background in TCP/IP and networks. Fluency in English and French is required.
  • Carrier
  • Matosinhos
  • May 19
LogoElectrical Engineer will implement and manage electrical and firmware-related product changes, ensuring accuracy and manufacturability. Responsibilities include collaborating with engineering teams, reviewing designs, managing data release, generating electrical harness models, and supporting production. Requires a Master's degree in Electrical Engineering and 3-5+ years of experience in product management related to firmware, PCB, or wiring for manufacturing environments.
  • Minor Hotels Europe & Americas
  • Portugal
  • May 19
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.
  • IRIUM Portugal
  • Portugal
  • May 19
QA Intermediate to develop and operationalize test acceptance criteria, ensuring testing of all customer requirements and management of detected errors.
  • Tieto
  • Lisbon
  • May 19
LogoMainframe Analyst Developer needed for development, maintenance, and optimization of business applications. Experience with COBOL, DB2, JCL, TSO/ISPF, and EOS required.
  • Capgemini
  • Portugal
  • May 19
Core Network Engineer (Mid-Level) will design, implement, and support Core Network solutions, including Packet Core and IMS environments. Responsibilities include technical documentation, testing, troubleshooting, and collaboration with project teams and customers. Requires 4+ years of experience in Core Network engineering with hands-on experience in design, deployment, integration, and software upgrades.