freelance English-speaking jobs in Santarém

We seek a proactive Game Developer with 3+ years of experience in ES6+, Pixi.js, Pixi-Spine, HTML5, and CSS3.0 to join our full-cycle development team. Experience in iGaming/Slots industry, understanding of game mechanics, and strong Spine animation skills are required. Must be proficient in Git, Jira, and fluent in Ukrainian.

Machine Learning Engineer to develop and enhance image and point cloud processing solutions using ML and classical algorithms.

Provide customer support for ByteDance e-commerce products and services via email, chat, and phone. Handle inquiries professionally, ensuring excellent customer experience.

Connectivity & Lead Network Engineer will drive network planning and optimization initiatives across 2G, 3G, 4G, and 5G networks. Responsibilities include leading optimization activities, validating technical performance of telecom solutions, and mentoring engineers.

We are seeking former professional footballers with UEFA coaching qualifications to fill various coaching roles across European and Middle Eastern clubs.

Revolut seeks a B2B Growth Copywriter to create and refine engaging content for advertising and marketing channels. The role involves developing compelling narratives, producing messaging for various growth channels, and adhering to style guidelines.

Develop, test, and maintain backend services using Java/Kotlin and Spring Boot. Design and implement scalable, event-driven architectures and build RESTful APIs. Collaborate with cross-functional teams to deliver new features and system enhancements.

Leads marketing and GTM strategy across four target markets, including brand development, content creation, and PR. Manages founding-member sales pipeline, from initial contact to closing deals. Requires 7-15 years of experience in luxury hospitality, membership clubs, or similar industries. Must be AI-native and comfortable with Portuguese, Brazilian, UK, and Gulf cultural codes.

Lead the strategy, architecture, and development of a client's ServiceNow platform. Manage a team focused on platform optimization and enhancement. Translate business requirements into effective ServiceNow solutions.

Senior Accountant to support international entertainment and live events operations. Manage full-cycle accounting under Portuguese GAAP, ensure MIBC compliance, and handle tax and legal filings. Proven experience with Madeira structures and Portuguese tax/accounting rules required.

Develop and maintain business relationships with travel agencies to achieve sales revenue targets. Conduct market research, analyze sales performance, and recommend strategies to maximize revenue and market share. Promote Turkish Airlines products and services to travel agencies and corporate clients.

Data Analyst needed with Bachelor's degree in a relevant field and 2+ years of experience. Must have strong analytics skills, including data mining, modeling, and visualization. Proficiency in Power BI, SQL, or Excel is required.

Moderate online content in Italian according to platform policies and guidelines. Ensure a safe and positive user experience by identifying and removing violating content. Collaborate with a global team in a fast-paced environment.

Develop and execute sales strategies to grow market share in France. Identify and develop new business opportunities across target industries. Manage long sales cycles and build relationships with OEMs, suppliers, and integrators.

Develop and implement features for a large React-based Single Page Application. Refactor and improve existing components and systems. Ensure high code quality through testing and code reviews. Collaborate with UX/UI designers, product management, and DevOps teams.

Operates and maintains production infrastructure for data systems including Apache Pulsar, databases, caching, and search. Implements automation for upgrades, migrations, and configuration changes. Develops and maintains Terraform modules and other tooling. Collaborates with backend engineers to provide infrastructure foundations for features.

Product Development Manager - Europe will drive technical support and product positioning across Europe, partnering with customers, R&D, and commercial leaders to identify new business opportunities and shape sustainable packaging solutions.

The Management Accountant will prepare financial reports for holding companies and treasury entities, including balance sheet, income statement, and cash flow statement. The role will also prepare accounting entries, coordinate with other group companies, and support the monthly consolidation process.

Senior SAP CO (PS) Consultant needed for a global manufacturing company's S/4HANA Finance transformation. Experience with SAP CO (Controlling), PS (Project System), and integration with other SAP modules required. Fluent English is essential.

Regional Medical Advisor role focused on combating, preventing, and eradicating HIV and AIDS.