freelance English-speaking jobs in Maia

Maintenance Manager to lead a team, manage assets, and oversee maintenance operations. Requires a degree in Mechanical Engineering or Industrial Maintenance, PLC programming experience, and 5+ years leading maintenance teams.

.NET and Python Developer needed with 6+ years of C# and .NET Core experience. Must have Python, object-oriented programming, design patterns, web API development, and SQL/ORM framework knowledge.

Finance Manager oversees financial operations, including budgeting, forecasting, financial analysis, and compliance. Collaborates with departments to align financial strategies with business objectives.

Develop interactive 3D product visualization software, including components and plugins for a range of applications. Collaborate with cross-functional teams to define, design, and deliver new features.

Senior HR Manager to lead strategy and operations for hospitality brands. Responsibilities include talent acquisition, performance management, employee relations, learning & development, and policy implementation. Requires 5+ years of HR experience, preferably in hospitality, and strong knowledge of employment law.

Mid Level Software Engineer to build, grow, and maintain key parts of the Triptease stack. Strong backend experience in TypeScript with additional frontend skills for admin UIs. Practical experience building deployment pipelines and continuous delivery on cloud platforms. Experience with PostgreSQL, MySQL, and BigQuery.

SAP S/4 HANA consultant with 5+ years of experience in Controlling, Drive systems, Energy systems, Plants & components, and Process control systems. Must have a Bachelor's degree in a related field and good English skills. Travel required (80-90% remote, some to Munich).

Freelance peer reviewers with a PhD/MD and at least two recent publications in Gastroenterology and Hepatology are needed to assess manuscript novelty, study design, literature review, results, and provide constructive feedback. Prior peer review experience and familiarity with online review systems are desirable.

Junior Executive to drive growth and impact at ComparaJa, a company helping consumers save time and money. Responsibilities include leading teams, developing products and services, and amplifying brand presence. Must be highly ambitious, proactive, and possess strong communication and organizational skills. Native or near-native Portuguese proficiency required.

Defines AI solutions and technical direction, guiding build vs. buy decisions for AI workflows, ML foundations, and data engineering pipelines. Leads evaluation of emerging AI technologies and presents solutions to leadership and stakeholders. Connects technical solutions to business outcomes and ensures architecture decisions drive value.

Java Software Engineer with 5+ years of experience developing applications, including backend and frontend layers. Strong knowledge of HTML, CSS, JavaScript, and modern frameworks. Experience with relational and NoSQL databases, microservices, and cloud environments. Fluent English required. Hybrid work model (3 days onsite).

Drive revenue growth and customer loyalty for Holafly's B2B portfolio. Analyze customer data, optimize the post-registration lifecycle, and execute strategies to increase average order value and product adoption. Proven B2B Customer Success experience, HubSpot and Shopify expertise, and fluency in Spanish and English are required.

Provide Danish and English language support to customers via email, chat, and phone. Assist with booking inquiries and become a product and service expert.

Develop and deliver complex machine learning and NLP solutions. Analyze large datasets to uncover insights and guide modeling decisions. Build, test, and deploy ML models into production systems. Collaborate cross-functionally to translate prototypes into production-grade models and services.

Team Lead will manage a team of Global Support Specialists, handling complex technical and operational inquiries and coordinating client escalations. This role requires 3+ years of experience in customer support, 1+ year of leadership experience, and strong analytical and communication skills.

Leads third-party risk management and due diligence, including policy governance, process improvement, and system implementation. Oversees risk assessments, training, and stakeholder engagement. Collaborates with leadership on sourcing management and compliance strategies.

The Costing Process Analyst analyzes and manages production costs to support financial planning and decision-making. Responsibilities include performing costing runs, collaborating with teams on cost improvements, and analyzing variances. Requires a BA/BSc in Accounting, Finance, or a related field and 2-5 years of relevant experience.

Cyber Security Professional for Territories will participate in updating and establishing Cyber Security & IT Risk SLAs, monitor cyber security levels, and deploy the Cyber/IT Risk dashboard. The role requires ISO 27001 and ISO 27005 certifications, Microsoft Office proficiency, and fluency in English.

Provide functional and technical support for a CLM/CRM platform used in an international banking environment. Investigate user issues, analyze system behavior, and collaborate with users and internal teams to resolve problems.

Support top-tier customers conducting security-focused code reviews using the Checkmarx Platform. Provide mitigation advice for identified vulnerabilities and create proofs-of-concept based on attack vectors. Conduct static code and software composition analysis on various development languages and open-source libraries.