student English-speaking jobs in Sertã

MACHINE LEARNING ENGINEER – MID (HYBRID LISBON) Portuguese company hires for hybrid position 📍 Location: Lisbon, Portugal ⚠️ Only candidates already based in Portugal will be considered 💼 Work Model: Hybrid — 60% remote and 40% on-site 🗣️ Language Requirements: English B2+ — Mandatory 🕓 Seniority: Mid-level (3+ years) 🏭 Sector: Telecommunications 💲Rate Between €1600

Leads and grows the Customer Success function for Relo, a product within Relay's Retention Division. Manages a small team of Customer Success professionals while owning a portfolio of merchants. Develops customer success strategies, ensures customer retention, and drives customer value. Collaborates with cross-functional teams to improve the customer experience and influence product direction.

Test Analyst to design, execute, and validate testing activities for business applications. Contribute to test design, execution, defect management, and reporting. Requires 3+ years of experience in software testing, fluency in French, and a Bachelor's degree.

Senior SAP Technical Consultant to design, develop, and implement SAP S/4HANA custom solutions. Experience with ABAP, SAP Fiori/UI5, integrations, and Clean Core principles required.

Finance Trainee will manage project financials, collaborate with Project Managers on cost and price calculations, and support contract and claim management. Responsibilities include monthly financial forecasting, reporting, and risk communication. The role also involves preparing business case calculations and participating in digital transformation initiatives.

International Development Instructor program offers 10-month opportunity to contribute to sustainable development projects in Malawi, Zambia, or India. Program includes 3 months of training in Denmark, 6 months of project work, and 1 month of reflection. Must be over 18, comfortable speaking English, and able to reside in Denmark.

Senior Associate Field Excellence supports commercial excellence and strategic decision-making across multiple Business Units. Analyzes data, develops reports, and provides insights to drive business strategy and execution. Collaborates with Marketing, Sales, Commercial Operations, and Leadership teams.

NET and Azure Engineer to join our engineering team on a contract basis. This role is suited to a hands-on engineer who can quickly understand a large, business-critical platform, contribute with minimal ramp-up time, and work effectively across legacy . NET systems, cloud migration initiatives, integrations, test automation, and production support.

Build production ML and LLM systems to improve Hostelworld discovery, relevance, and efficiency. Translate traveler, hostel, and business problems into ML/LLM solutions across search, ranking, destination discovery, property Q&A, social matching, and content understanding. Design, build, and operate MCP servers and agent-facing APIs. Improve Hostelworld-specific accuracy through benchmarks, error analysis, prompt/version control, fine-tuning, synthetic data, and model selection. Evaluate and adapt open-source or commercial models. Own productionization end-to-end: data pipelines, embeddings/features, model serving, APIs, monitoring, alerting, documentation, and support.

Lead the commercial strategy and pre-opening sales, marketing, and PR activities for a new Autograph Collection resort in Sintra, Portugal. Develop and execute the resort's business plan, build market awareness, and establish key relationships with clients, partners, and Marriott stakeholders. Manage integrated sales, marketing, PR, digital, and brand initiatives to maximize revenue and market presence.

Provide technical support to German-speaking customers via phone, email, and chat. Troubleshoot product issues, guide users through support procedures, and escalate complex cases. Document customer interactions and contribute to knowledge base updates.

Barista All-Rounder needed for a busy office café and bar. Prepare espresso drinks, light meals, and provide excellent customer service. Must have strong barista skills, experience preparing food, and a hospitality mindset. Professional proficiency in English required.

Senior Talent Acquisition Delivery Partner will lead full-cycle recruitment for senior and niche product engineering roles. Responsibilities include collaborating with hiring managers, developing sourcing strategies, and ensuring a positive candidate experience. Requires 8+ years of experience in full-cycle Talent Acquisition, with a focus on Product Engineering.

Provides support for the administration and maintenance of financial systems including Sage Intacct, Concur, and Certinia. Assists with data validation, system upgrades, and user support. Collaborates with teams to resolve issues and enhance systems.

Landskill seeks a BI Developer with experience in Power BI, SSAS/SSIS/SSRS, Oracle databases, data modeling, and data warehousing. Fluency in English is required.

As a Senior Associate Field Excellence, you will provide analytical support for brand planning, performance assessment, and business recommendations across multiple Business Units. You will develop business reviews, support SIP review cycles, and lead market research projects.

Provides administrative support and serves as a point of contact for legal and compliance groups' vendors. Processes invoices, manages vendor relationships, and oversees the invoice process in Coupa.

Provide tailored massage, bodywork, and recovery treatments to residents and guests, assessing individual needs and adjusting techniques accordingly. Coordinate with trainers to ensure training and recovery efforts complement each other. Educate residents on simple recovery practices. Maintain a high standard of care and hygiene in the treatment space.

Provide Dutch-speaking roadside assistance to drivers experiencing vehicle breakdowns or emergencies. Coordinate towing, mechanics, or alternative transport. Log case details accurately and provide clear instructions to customers.

As a Key Account Manager, you will manage and grow a portfolio of strategic advertisers and agency partners, developing account growth plans and recommending integrated advertising solutions. You will lead commercial negotiations and manage the full sales cycle, partnering with internal teams to ensure successful campaign delivery and optimization.