freelance English-speaking jobs in Valongo

Regional Manager responsible for managing and developing a portfolio of points of sales in the Lisboa and Algarve areas. Drives sales performance, coaches franchise partners, and builds relationships with retail partners. Requires previous experience in a similar role and fluency in Portuguese and English.

Senior Java Developer to design, develop, and maintain enterprise applications using Java and Spring Boot. Collaborate with stakeholders and teams to deliver robust, scalable, and secure solutions.

Staff Client Engineer to design and implement features for an unannounced Strategy/MMO title. Collaborate with teams, propose process improvements, and ensure code quality. Requires experience with Unity, C#, Agile/Scrum, and software engineering best practices.

Digital Product & Operations Manager needed to implement SEO/GEO optimization, design user interfaces, manage WordPress websites, and automate workflows. Must have experience with design tools, project management software, and web development technologies.

Embedded Systems Engineer to develop firmware and software for embedded systems of new products. Experience with microcontrollers (STM32, nRF52, nRF54), bootloaders, OTA updates, state machines, CMake, ARM Toolchains, JTAG/SWD, GDB, and Embedded Linux required.

Designs, implements, and tests software for smart lighting and IoT solutions. Requires experience in object-oriented and procedural software design, C/C++, and embedded software development. Must be proficient in debugging and analyzing software in resource-constrained environments.

Brand Ambassador to represent PUIG fragrance/beauty/luxury brands. Drive sales, achieve objectives, and provide exceptional customer service. Maintain product knowledge, communicate brand stories, and build client relationships. Collaborate with the team, participate in events, and ensure excellent store presentation.

Provide technical customer support in Dutch via phone, email, and chat. Assist users with product troubleshooting, technical questions, and account support.

Platform Engineers at Kevel build and operate the infrastructure, tooling, and services that engineering teams rely on. They help teams deliver secure, reliable services and solve operational problems with software. Responsibilities include building self-service platform capabilities, improving developer tooling, and working with engineering teams to define reliability targets.

Lead a team of CRM Executives in the execution of CRM campaigns across various channels. Manage team tasks, prioritize workloads, and ensure timely campaign delivery. Mentor team members, maintain processes, and track campaign performance.

Technical Author needed to create, review, and publish technical procedures for high-tech products. Collaborate with industrial engineers to draft and refine procedures, ensuring they follow industry standards and are written in Simplified Technical English.

Tech Management role at Onile IT. Systems and platform administration (on-prem and cloud). Support for application development and product owners. Focus on automation, security, and monitoring. Requires scripting, troubleshooting, and knowledge of various technologies.

Join our delivery center team to establish and develop the PMO for our global cloud transformation program. You will track project progress, identify dependencies, and support project managers.

Provide technical support for a well-known entertainment brand, addressing escalated customer inquiries, complaints, and issues. Investigate complex cases, analyze data, and deliver timely resolutions.

Receivables Manager responsible for monitoring, reconciling, and allocating payments to claims. Requires proficiency in French.

ELSYS Design seeks an Emulation Engineer to develop and enhance functional/stress tests for silicon bug detection. The role involves collaborating with the Central Emulation team and extended teams to debug environments and drive cross-team testing.

Senior Data Scientist to design, develop, and deploy AI and machine-learning solutions. Responsibilities include building models, collaborating with teams, and ensuring reliable production deployments. Requires expertise in Python, PySpark, Generative AI, and MLOps.

Develop and maintain scalable web applications using Java (Spring Boot) and Angular. Integrate AI coding assistants to accelerate development. Design RESTful APIs, handle database interactions, and participate in code reviews.

The CIS Security Engineer will lead and support security engineering and accreditation activities across the full system lifecycle. Responsibilities include defining, designing, and implementing secure CIS capabilities, conducting security risk assessments, and ensuring adherence to security accreditation policies. Requires a Bachelor's degree and 4+ years of relevant experience, or 8+ years of extensive experience. Must have a strong grounding in cybersecurity domains and experience applying security principles in operational environments. NATO SECRET clearance is required.

Senior iOS Developer to develop features and architectural components for a native application. Requires experience with Swift, UIKit, SwiftUI, MVVM, and good communication skills.