freelance English-speaking jobs in Maia

Front-end Developer will build websites, apps, and software tools for Phira Ventures' portfolio companies. Responsibilities include developing landing pages, venture websites, and SaaS product UI. Must have excellent front-end fundamentals, strong product taste, and attention to detail.

The Revenue Manager maximizes hotel revenue by optimizing rates and occupancy. Responsibilities include rate and pricing management, data analysis, occupancy projections, distribution channel management, and performance indicator monitoring.

Software Engineer to design, implement, and test production code. Experience with MongoDB, Express, React, Node.js, TypeScript, and NoSQL databases required. Must have experience with AI-powered development tools and strong communication skills.

Leads global digital performance marketing strategies for technology and SaaS products, driving demand generation, visibility, and business growth. Manages full campaign lifecycle across SEM, SEO, social, programmatic display, and emerging channels. Collaborates cross-functionally to align media strategies with broader marketing and business goals. Develops and mentors a high-performing team, fostering a culture of experimentation and continuous improvement.

Senior Accountant needed to maintain financial integrity. Responsibilities include general ledger accounting, financial reporting, budget preparation, and compliance with accounting standards. Requires 5-8 years of experience, strong analytical skills, and a Bachelor's degree in Accounting or related field.

Lead Backend Developer (Go/Kotlin) will design and develop scalable microservices, own infrastructure provisioning with Terraform, and migrate data from a legacy system to GCP. Must have 5+ years of backend development experience, proficiency in Go or Kotlin, and experience with GCP and Terraform.

Research Initiation Grant for a Bachelor's degree holder in Basic Education enrolled in a non-degree-awarding course. The grant supports research on the development of didactic knowledge in mathematics using artificial intelligence in pre-service teachers.

The Senior Design Transfer Engineer – Systems Operations ensures manufacturability, scalability, and production readiness of designs from NPI through ramp-up. This role partners with Product Engineering, Process Engineering, Manufacturing Operations, and Quality to prevent manufacturing risks and support production readiness. Responsibilities include executing design transfer activities, developing documentation, identifying design-related risks, and collaborating with Contract Manufacturers.

Data Engineer with a Bachelor's degree in a related field and Azure certifications. Experience with Azure services for data engineering and analytics, including Azure SQL Database, Azure Data Lake, and Azure Synapse Analytics. Proficiency in Python, SQL, or C# for data pipelines and automation. Knowledge of data modeling, transformation, and security best practices. Excellent communication and problem-solving skills. Fluent in English.

Expert Software Engineer to lead the Digital Trust product line, developing fraud detection and prevention capabilities. Requires 8+ years of experience in SaaS platform or DevOps teams, experience with web security, and a strong understanding of cloud-native architectures.

Content Moderator needed to review e-commerce platform content for quality, policy compliance, and safety. Must be fluent in French or Romanian, possess strong problem-solving and communication skills, and be adaptable to policy changes. Initial 6-month contract with potential for extension. Requires PT residence card, EU citizenship, or EU passport.

Manage and deliver Corporate Secretarial Services, overseeing team performance, client portfolios, and compliance with applicable law and fund regulations.

Develop and implement SEO and GEO strategies, optimizing Stannah's digital footprint for AI agents. Conduct site audits, collaborate on SEO-friendly content, and drive insights from data.

Lead a team of software engineers focused on scaling security products and developing new features. Manage the end-to-end execution of the team's roadmap, ensuring high-quality delivery and alignment with Cloudflare's architectural goals. Collaborate with product management and stakeholders to define requirements, prioritize the backlog, and communicate progress. Drive improvements in system reliability and on-call health.

Low-Code Engineer to build complex AI workflows using n8n, Anthropic, and OpenAI APIs. Develop AI-driven communications, intelligent reporting, and data synchronization systems. Must be data literate with SQL and experience in prompt engineering.

Provide multilingual customer support via phone, email, and live chat. Resolve customer queries, handle complaints, and ensure compliance with service standards.

Junior Order to Cash Specialist needed for a detail-oriented role in Porto. Manage O2C and Accounts Receivable processes, including invoicing, collections, and payment follow-ups. Requires a bachelor's degree, 6+ months experience in finance, strong German and English fluency, and proficiency in Excel.

Business Analyst with 3+ years of experience in data analysis, SQL, ETL, Data Warehouse, and AI. Proficiency in LLM, Jira, Confluence, and PowerBI. Fluency in English and Portuguese required. Hybrid work model based in Alfragide 2 days per week.

Neotalent Conclusion seeks a Legal Compliance Specialist to analyze legal compliance for technology-driven processes, map business processes, and support knowledge management systems. The role involves contributing to complaint-handling process modernization using Microsoft tools and collaborating with multidisciplinary teams.

Business Analyst to support IT Finance and Risk teams on strategic projects in a financial and technology environment.