specialist English-speaking jobs in Mafra

Senior Legal Counsel to advise on commercial, regulatory, and cross-border matters. This role requires 6–8 years of experience in commercial law, strong contract negotiation skills, and the ability to provide solutions-focused legal advice.

AI Red Team Testers design prompts and scenarios to probe AI model weaknesses. You will attempt to elicit unsafe or biased outputs, documenting failure modes and rating issue severity. Strong written communication is required.

Junior Python Developer role requires writing clean, efficient Python code and collaborating on feature implementation. Candidates need a degree in Computer Science and 1+ years of Python experience.

Seeking a part-time Unity Developer to create and implement high-quality games for clients. Responsibilities include development, collaboration, and performance optimization. Requires a degree in Computer Science or related field and 2+ years of Unity experience.

Manage all F&B reservations, optimizing inventory and driving revenue through upselling. This role handles group bookings, analyzes trends, and ensures a seamless guest experience. Requires 1-3 years of experience and fluency in English and Portuguese.

Online English Tutor needed to provide personalized instruction to students of all ages and levels. Responsibilities include lesson planning, delivering engaging online lessons, and providing progress feedback. Requires native/near-native English proficiency and at least one year of ESL teaching experience.

Invoicing & Collections Analyst ensures accurate client invoice processing and payment follow-up. Responsibilities include generating invoices, processing consultant payments, and managing collections. Requires 1-3 years of experience and proficiency in Portuguese and English.

Build and run the operating system for the engineering organization, owning leadership cadence, OKR/QBR cycles, and decision tracking. Drive cross-team initiatives and synthesize complex inputs for the CTO and executive team. Fluent in English and Russian.

Principal Corporate Counsel to provide regulatory guidance on EMEA environmental, supply chain, and product regulations. Will monitor regulations, develop compliance strategies, and collaborate with cross-functional teams. Requires a qualified lawyer with 7+ years' experience in sustainability or related regulatory compliance fields.

Oversee the end-to-end lifecycle of client engagements, bridging communication, delivery, and financial operations. Responsibilities include scoping budgets, managing time logging, controlling scope creep, and ensuring accurate billing.

Software Engineer II (Networking) focuses on designing scalable application networking solutions for the Cloud, covering Ingress, security controls, private connectivity, and DNS management. Requires Golang experience and knowledge of Kubernetes.

Sales Support Specialist role bridging buyers and agents in real estate. Key duties include client profiling, lead conversion to viewings, and agent collaboration. Requires native/fluent Dutch and English.

Build scalable data models using SnapLogic and Confluent Cloud. Implement Snowflake solutions and drive DataOps protocols. Requires IT/Engineering degree, SQL/dbt expertise, and cloud experience.

Manage end-to-end immigration and relocation processes for international candidates moving to Portugal. Coordinate visa applications, residence permits, and support Tech Visa processes. Requires knowledge of Portuguese immigration law and strong communication in Portuguese and English.

Solution Architect role requires 7+ years designing scalable solutions with Java, .Net, or Python, and extensive cloud experience (Azure, GCP, or AWS). Responsibilities include technical leadership, client relationship building, and leading complex transformations.

Lead Billing & Invoicing Operations for NATO. Support daily business activities, generate quarterly reports, and manage financial documentation like Price Proposals and OLAs. Requires IT/business operations experience and ServiceNow proficiency.

Junior RGM Analyst will collaborate with Sales, Product, and Marketing to drive revenue optimization initiatives. Responsibilities include analyzing sales, pricing, and margin data, assisting with revenue budgeting and forecasting, and generating reports.

This role focuses on acquiring new enterprise and mid-market fenestration manufacturers across EMEA by selling FeneVision's ERP and software solutions. Candidates must have 3-5+ years of B2B software sales experience.

Support VIP and institutional customers on Binance's products. Responsibilities include providing dedicated support, guiding API integration, and acting as the first line for account and system issues. Requires 3+ years in financial services support.

Senior Test Engineer drives test equipment performance, program validation, and yield improvement. Own and optimize electrical test systems to ensure product quality and manufacturing efficiency. Requires a relevant degree and 3+ years of experience.