customer service English-speaking jobs in Barreiro

The Chief of Staff will work directly with the CEO, acting as the operational and financial backbone of the company. Responsibilities include owning the OKR cycle, maintaining the financial model, leading investor communications, and driving strategic initiatives.

Leads national accounts, manages sales teams, and achieves sales targets in the Iberian market. Develops customer strategies, implements selling plans, and coaches sales teams. Requires 10+ years of sales and marketing experience, including commercial management, in eye care, medical devices, or FMCG. Native or strong Spanish and English required.

Senior Customer Service Representative will manage the full order-to-cash cycle, including order management, billing, collections, and dispute resolution. This role requires fluency in German and English, a bachelor's degree, and 5-7 years of experience in O2C, Accounts Receivable, or finance operations.

Data Engineer to design, build, and maintain data pipelines in a Databricks environment. Analyze data, generate insights, and translate business needs into data solutions.

Recruiting Analyst will develop hiring strategies, source candidates, review resumes, interview, and present shortlists to hiring managers. Manage offer extensions, negotiate contracts, and communicate with candidates and hiring managers throughout the onboarding process.

Azure Cloud Architect will design, plan, and implement Azure solutions for enterprise projects. Responsibilities include advising clients on governance, deploying Azure infrastructure, and solving complex technical challenges. Requires expertise in Azure technologies, automation, scripting, and communication skills.

Senior Platform Engineer will operate and evolve Kubernetes infrastructure (AWS EKS and on-prem), maintain databases (MariaDB and PostgreSQL), and design platform abstractions. Responsibilities include automating operational processes, improving CI/CD, and strengthening observability. Requires strong Kubernetes administration, hybrid environment experience, and Linux administration skills.

Fluent English speakers with experience in sales, digital marketing, or online advertising are sought to support global clients in growing their online presence.

Lead interactive live sessions for experienced mobile developers on the practical use of AI coding tools in mobile development workflows. Prepare workshop scenarios and training materials for Golang, Android, or iOS developers using Cursor and other AI coding tools. Demonstrate AI-assisted workflows and adapt examples to real mobile engineering contexts. Communicate with students during Q&A sessions and provide practical guidance.

Technical Lead for Generative AI platforms, leading development, architecture, and team mentorship. Requires 5+ years in Data Engineering/AI, 2+ years in leadership, Python proficiency, and experience with LLMs, RAG, and Azure AI services.

Executes and supports product supply creation processes, ensuring accurate and timely preparation, validation, and conversion of purchase-related data. Collaborates with planning, Product supply interface, and allocation teams. Monitors process compliance and maintains high-quality standards. Prepares reports on buying activities and allocation summaries.

Manual Tester to analyze, design, and execute tests based on functional and non-functional requirements. Experience with Confluence, Jira/Xray, and Agile methodologies required. ISTQB Foundation certification and strong communication skills are essential.

Accountant responsible for delivering outcomes of assigned projects and areas of responsibility. Works independently on complex issues and provides regular project updates. Builds and maintains partnerships with internal and external customers. Develops and delivers comprehensive business plans. Leads designated territory, including accounts, account relationships, and prospect profiling. Requires 10+ years of experience in sales of complex business software/IT solutions and fluency in English and the local language.

Review Czech-language content on a social media platform, ensuring adherence to client policies. Moderate and escalate violations while maintaining high quality standards.

Senior Backend Developer will design and build high-performance APIs using Go or TypeScript. Responsibilities include implementing durable execution workflows, building resilient services, and developing the tracking and state management layer. Requires strong experience with Golang/Node.js, Kafka, MySQL, and API security.

Waiter/waitress needed for seafood and wine bar in Cabanas de Tavira. Fluent English required, basic Portuguese helpful. Training provided. Positive attitude and strong communication skills desired.

Provides phone support to healthcare professionals and patients, handling medical inquiries, adverse events, and product quality complaints. Requires a Bachelor's Degree in a Life Science and fluency in German and English (minimum C1 level) plus an additional foreign language.

DevOps Engineer will join an agile team responsible for Azure cloud platforms. Responsibilities include analyzing customer needs, designing cloud strategies, implementing solutions, and driving innovation. Requires a Bachelor's/Master's degree or equivalent, strong Azure knowledge, experience with containers, automation tools, and networking. Excellent communication skills and English proficiency are essential.

Senior Backend Developer to build scalable backend services using Java, Spring Boot, REST APIs, and microservices. Experience with relational databases, messaging systems, cloud services (AWS, Kubernetes), and DevOps tools is required. Fluency in English and experience in agile environments are essential.

Junior Accountant to ensure accounting and statutory reporting for Sonae Sierra group companies and third parties. Responsibilities include monthly closing, accounting operations, IFRS and Local GAAP compliance, and preparation of financial statements.