freelance English-speaking jobs in Valongo

Manages translation projects, prepares quotes, assigns work to vendors, performs quality checks, and reports on project progress. Requires strong attention to detail, proficiency in MS Office, excellent communication and organizational skills, and a good command of English (C1 level). Additional languages are advantageous.

Fullstack Developer focused on cloud environments, platform applications, and software development. Requires Bachelor's degree, fullstack development experience, programming language proficiency, Unix/command line knowledge, and strong English skills.

Machine Learning Engineer with proven experience in Spark, Python, and Azure Databricks. Develops and deploys machine learning models using libraries and platforms for production. Experience with CD4ML, MLOps, and RESTful APIs.

Embedded Software Development Intern will contribute to firmware development, testing, and integration for real-world applications. Work on projects including device tree configuration, middleware development, and sensor data visualization.

Lead and organize engineering teams to deliver product features and maintain platform reliability. Improve engineering efficiency, define team structures, and build a high-performing organization. Ensure high-quality, on-time delivery of platform and product initiatives while overseeing system architecture and technical design. Communicate effectively with stakeholders and translate technical priorities into business terms.

Senior Site Reliability Engineer will design, implement, and maintain reliable, scalable, and performant infrastructure and services. Responsibilities include developing and maintaining infrastructure as code, collaborating with development teams, and troubleshooting complex technical issues.

The BIOPOLIS Association seeks a Junior Researcher to conduct research on the rabbit immune system, focusing on gene expression analysis. The position requires a PhD in Biology or a related field and experience in molecular techniques, data analysis, and scientific publications.

Coordinates all projects, monitors utility consumption, and manages the maintenance team. Ensures compliance with building codes and safety regulations. Maintains guest rooms, meeting spaces, and all hotel areas. Manages outside contractors and assists guests with maintenance requests.

Experienced Tool and Die Maker needed for precision manufacturing. Requires 7+ years of experience designing, fabricating, and testing tools, fixtures, dies, and molds. Proficiency in Fusion 360 CAM and operation of EDM, CNC mills, lathes, and manual mills is essential. Fluency in English and Portuguese required.

Freelance Product Data Technician will analyze, create, and edit product information, ensuring accuracy and completeness. Responsibilities include identifying similar products, verifying information, resolving discrepancies, and using internal platforms to monitor data quality.

As a Levi's Stylist, you will create customer connections, provide styling advice, and support store operations. You will share product knowledge, maintain visual merchandising standards, and work with your team to achieve sales goals.

The Senior Specialist, Customer Success supports the development and delivery of strategic priorities within the region. This role focuses on ensuring priority customers experience positive change through effective use of Services network products. Responsibilities include customer engagement, growing the business, and technical and program readiness.

Provides administrative support to the Brokerage department. Contacts customers for customs clearance information, ensures documentation compliance, and maintains records. Requires fluency in Portuguese and intermediate English.

Backend Developer will design and implement robust APIs and data systems for complex accounting processes. Responsibilities include architecting backend services, bridging AI and data, and owning technical implementation. Requires 7+ years of experience in backend development, strong proficiency in and TypeScript, and extensive experience with PostgreSQL.

Own internal IT operations, security posture, and regulatory compliance for a remote-first consultancy. Manage infrastructure, security, and compliance frameworks (Cyber Essentials Plus, SOC 2, ISO 27001, etc.).

German-speaking Customer Service Specialists provide support to German-speaking customers via phone, email, and chat. Resolve issues professionally, following procedures and quality standards. Must have native or C2-level German and B2+ English.

Provide high-quality technical assistance to users of digital platforms, tools, or services. Identify, analyze, and resolve technical issues related to systems, applications, accounts, and connectivity. Communicate technical information clearly and concisely. Maintain detailed records of cases, solutions, and technical observations. Contribute to identifying recurring problems and potential system improvements.

Lead Cloud Developer needed for a contract role on a large-scale Generative AI project. Experience developing complex cloud-native serverless applications, AWS Serverless products (S3, DynamoDB), and TypeScript is required. Strong communication and experience working in a fast-paced agile team are also essential.

Senior Software Tester needed for agile development team. Experience with test methodologies (T-map or ISTQB) and technologies like OutSystems, APIs, and web services is valuable. Fluent English required. Bachelor's or Master's degree in IT or equivalent experience preferred.

Experienced Salesforce Developer to join a global Tech Hub. Integrate and participate in Salesforce implementation projects, translate business requirements into technical solutions, and manage project tasks. Requires 2-5 years of experience in Salesforce Clouds (Service, Sales, CPD, Analytics, Marketing, Commerce, Experience Cloud), Salesforce certifications (Administrator, Associate, Platform Developer I & II, App Builder), and strong communication and problem-solving skills.