Portuguese courses can help you learn conversational skills, grammar, vocabulary, and pronunciation. You can build skills in writing essays, engaging in discussions, and understanding cultural contexts. Many courses introduce tools like language apps and online dictionaries that enhance your learning experience and support daily practice. Key topics often include Brazilian and European Portuguese variations, idiomatic expressions, and practical scenarios for travel or business communication.

Skills you'll gain: Cryptography, Network Monitoring, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Computer Systems, Data Storage Technologies, Cybersecurity, Threat Detection, Security Controls, General Networking, Cloud Computing, Microsoft Azure, Active Directory, Encryption, Firewall, Operating Systems, Authentications, Authorization (Computing), General Data Protection Regulation (GDPR), Business Software
★ 4.7 (2.6K) · Intermediate · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Digital Transformation, Machine Learning, digital literacy, AI literacy, Responsible AI, Digital Analysis, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Emerging Technologies, Ethical Standards And Conduct, Social Impact, Blockchain, Algorithms, Innovation
★ 4.7 (15) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Scalability, Role-Based Access Control (RBAC), ASP.NET, Authentications, Secure Coding, Load Balancing, Microsoft Copilot, Software Architecture, Performance Tuning, Data Security, Back-End Web Development, API Design, .NET Framework, Restful API, C# (Programming Language), Application Security, Application Development, Multi-Factor Authentication, Process Optimization, Debugging
★ 4.5 (97) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Color Theory, User Interface and User Experience (UI/UX) Design, Logo Design, Typography, User Interface (UI), Interaction Design, Figma (Design Software), Adobe Illustrator, Design Reviews, Wireframing, User Interface (UI) Design, Marketing Materials, Marketing Design, Layout Design, Usability, Graphic and Visual Design, Graphic Design, AI powered creativity, Peer Review, Adobe Photoshop
★ 4.5 (112) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Social Media Management, Social Media Content, Social Media, Social Media Marketing, Instagram, Social Media Strategy, Content Creation, Content Performance Analysis, Content Scheduling, Social Media Analytics, Drive Engagement, Generative AI Agents, Web Presence, Brand Strategy, Content Marketing, Content Management, Branding, Performance Analysis, Content Strategy, Customer Engagement
★ 4.8 (6K) · Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Alteryx, Spatial Data Analysis, Spatial Analysis, Data Cleansing, Data Import/Export, Data Manipulation, Geographic Information Systems, Data Wrangling, Data Processing, Data Preprocessing, Data Integration, Data Transformation, Data Presentation, Document Management, Data Analysis Software, Spreadsheet Software, Data Analysis, Microsoft Excel, Text Mining, Data Visualization Software
★ 4.3 (31) · Beginner · Course · 3 - 6 Months

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Data Modeling, Interactive Data Visualization, Azure Synapse Analytics, Database Design, Enterprise Architecture, Business Reporting, Microsoft Azure, Business Intelligence, Enterprise Security, Data Lakes, Data Governance, Solution Architecture, Data Management, Performance Analysis, Analytics, Governance, Regulation and Legal Compliance, Automation
★ 2.8 (13) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Kubernetes, Release Management, Cloud Infrastructure, Virtualization and Virtual Machines, Software Installation, Application Lifecycle Management, Performance Tuning, Cloud Computing, General Networking, Virtual Networking, Distributed Computing, Systems Architecture, Software Architecture, Network Model, Memory Management
★ 4.2 (68) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, LLM Application, OpenAI API, OpenAI, Hugging Face, Large Language Modeling, Agentic systems, Embeddings, AI Workflows, Data Processing, Vector Databases, Retrieval-Augmented Generation, Generative AI Agents, Application Development, Memory Management
★ 3.2 (21) · Intermediate · Course · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Business Development, B2B Sales, Strategic Partnership, Sales Presentations, Enterprise Sales, Negotiation, Proposal Writing, Price Negotiation, New Business Development, Consultative Selling, Selling Techniques, Contract Negotiation, Sales Development, Sales, Non-Verbal Communication, Marketing Psychology, Search Engine Optimization, Sales Prospecting, Relationship Building, Telephone Skills
★ 4.4 (20) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: HVAC, Building Services Engineering, Building Codes, Thermal Management, Energy and Utilities, Engineering, Scientific, and Technical Instruments, System Requirements, Process Control, Control Systems, Safety Standards, Equipment Design, Mechanical Engineering, Environmental Monitoring, Mechanical Design, Sustainability Standards, Engineering Calculations
★ 4.8 (36) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Natural Language Processing, Supervised Learning, Embeddings, Applied Machine Learning, Dimensionality Reduction, Text Mining, Statistical Machine Learning, Classification Algorithms, Logistic Regression, Feature Engineering, Probability & Statistics
★ 4.6 (4.6K) · Intermediate · Course · 1 - 4 Weeks