freelance English-speaking jobs in Maia

Develops sales plans, establishes overseas sales platforms, and manages customer relationships. Leads international exhibition participation. Requires a bachelor's degree, 5+ years of international surgical instrument sales experience, and proficiency in English.

Senior Offshore Commissioning Engineer will be responsible for commissioning automation and IT solutions for offshore HVDC platforms. This role involves optimizing systems, troubleshooting, and providing on-site client support. Requires a technical degree, relevant experience, and strong communication skills.

Experienced accountant needed for accurate and compliant accounting data, closings, and reports for European Allianz entities. Responsibilities include running accounting calculations, reviewing month-end and quarter-end closings, supporting regulatory reporting, and administering accounting systems. Requires 4-5+ years of accounting experience, strong technical accounting skills, SAP FI/CO experience, and fluency in Greek and English.

JoomPulse, an AI analytics tool for Mercado Livre sellers, seeks an experienced Legal Counsel to provide legal support. Responsibilities include implementing privacy risk strategy, assessing risks, and serving as the primary point of contact for legal matters related to JoomPulse.

Senior Embedded Software Engineer to extend a mature application (C++, C, embedded domain) for data acquisition and participate in extending OpenDAQ SDK. Will work on software designs, implementation, and testing in collaboration with hardware and testing teams. Requires 5+ years' experience in software development, preferably on Linux platform, with object-oriented programming (modern C++ and C) and multi-threading experience.

Senior DevOps/SRE Engineer will design, implement, and maintain highly available and scalable infrastructure on AWS. Responsibilities include building and managing CI/CD pipelines, implementing SRE best practices, and collaborating with development teams. Requires 5+ years of experience in DevOps/SRE/Cloud Infrastructure, strong Linux skills, Kubernetes expertise, and proficiency in Terraform and CI/CD tools. French proficiency is required.

Electronics Engineer to design, prototype, and validate electronic systems for printed e-paper displays. Responsibilities include firmware development, PCB design, integration, and testing. Requires experience in embedded systems, C/C++, Python, and PCB design tools.

Iterable seeks a Marketing Web Developer to build and maintain its marketing website. Responsibilities include developing and maintaining the new Block Theme-based site, managing lead generation forms built on a React stack, and implementing custom analytics events. The ideal candidate has deep experience with modern WordPress, React.js, and API integrations.

Provides high-level administrative and operational support ensuring smooth daily activities. Manages calendars, schedules, correspondence, and travel arrangements. Coordinates internal and external communications and supports budget tracking.

Coordinates group and banquet events, ensuring arrangements meet guest needs and company standards. Reads and analyzes banquet event orders, communicates with guests, and follows up on special arrangements. Maintains confidentiality, adheres to safety policies, and provides excellent customer service. Requires fluency in English and Portuguese and previous work experience in a similar role.

Senior Database Administrator to join a dynamic team. Responsible for administering and optimizing multi-database environments, focusing on SQL Server (2014+) and Sybase ASE. Involved in performance tuning, automation, and managing high-availability solutions. Contributes to migration initiatives, platform upgrades, and cloud projects. Ensures database stability, monitors production environments, and supports incident resolution and change management. Fluent English required.

PrimeIT seeks a Functional Tester to analyze requirements, create test strategies, and execute manual and automated tests.

Java Software Engineer to design and develop highly concurrent, transactional backend services. Experience with Java 16+, Spring Boot, REST APIs, microservices, Kafka, RabbitMQ, AWS Cloud, and CassandraDB required.

This 6-month UX/UI Design Internship provides real-world experience working on live projects. You will contribute to UX research, UI design, animation, and design systems. The role requires proficiency in Figma and visual design principles.

Outbound Sales Development Representative for Datacenter Services in DACH/Benelux markets. Execute 50+ personalized daily touches (email, LinkedIn, phone) to qualify leads and book meetings for the Head of Sales.

Functional Tester to join a global insurance group in Lisbon (Hybrid). Perform functional testing, support end-users, and ensure solutions meet specifications. Experience in functional testing, SQL, Oracle databases, user support, and Kanban/Scrum methodologies required.

Experienced Fullstack Developer to design, develop, and maintain cloud-based SaaS applications. Responsibilities include building front-end interfaces with React and Angular, developing back-end services with .NET Core and RESTful APIs, and working with SQL Server databases.

Red Hat OpenShift Engineer needed for hybrid role in Porto, Portugal. Requires 5+ years of OpenShift administration experience, including system administration, design, and operation of OpenShift platforms. Must have experience with RHEL, CI/CD tools, automation, storage servers, and networking topologies. Strong communication and organizational skills are essential.

Experienced Cloud Engineer to join an agile team building and maintaining cloud infrastructure. Responsibilities include provisioning resources, configuring networks, ensuring security, and automating infrastructure management. Requires strong experience with AWS, CI/CD, Kubernetes, IaC, and monitoring tools. Must be comfortable with DevOps methodologies and have excellent English communication skills.

Produces investments monitoring reports for pension funds, including asset allocation, performance, risk analysis, and strategy updates. Collaborates with other Mercer teams and external entities. Requires fluency in English, a degree in a relevant field, and 3+ years of experience in the investments industry.