freelance English-speaking jobs in Barreiro

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.

Field Service Mechanic needed for disassembly, inspection, repair, and reassembly of centrifugal and reciprocating compressors. Experience with rotating equipment repair and strong communication skills required. Must be able to interpret specifications, follow directions, and work independently. Travel and flexibility required.

Senior Software Engineer with Java expertise to evolve and stabilize a business-critical system. Develop and maintain backend components, drive technical improvements, and ensure long-term stability. Collaborate with product management, support, and adjacent teams.

Primary School Teacher needed for a small mixed class (1st-4th grade) in Lisbon. Must have appropriate training, knowledge of the Primary Education curriculum, and experience in teaching.

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.

Revenue Operations Business Partner to oversee global GTM processes, standardize workflows, and drive revenue growth through data-driven insights.

Manage engineering activities for large-scale energy projects, focusing on power generation and renewables. Plan, monitor, and ensure budget, timing, and quality of engineering works. Participate in design, calculations, and reporting. Collaborate with clients, partners, and colleagues.

Develop and modernize components for the Warehouse Management System using container technology, databases, and cloud services. Specialize as a Technical Expert or provide broad support. Contribute to technical communities and drive innovation.

Ryanair Group is hosting a Cabin Crew Recruitment Day in Lisbon on 09 March 2026. Successful candidates must be willing to relocate and possess the unrestricted right to live and work in the EU. Applicants must be between 5'2" and 6'2" tall, able to swim 25 meters, and comfortable speaking and writing in English.

Operations Manager for a growing e-commerce company specializing in nutritional supplements. Manages production planning, material procurement, equipment maintenance, and collaborates with marketing and finance teams. Requires a degree in a relevant field, manufacturing experience, and strong leadership and problem-solving skills.

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.

Leads kitchen staff in preparing quality food while adhering to sanitation and food standards. Manages assigned outlets to meet financial goals. Implements menus, recipes, and training for team members.

Provides administrative and analytical support to the Compliance Team. Collaborates on the management of Compliance Policies and Procedures, ensuring alignment with regulations and internal standards. Documents compliance processes, meeting minutes, and action items.

REB Realty Portugal seeks a Junior Marketing professional to support the execution of their strategic marketing plan. The role focuses on data analysis, lead generation, content creation, and digital performance.

Decskill is seeking a Project Management Officer (PMO) to join their team.

Junior Category Manager for the Non-Food Category will analyze market trends, manage supplier relationships, and optimize product assortment to drive category growth and profitability.

Business Development Representative to drive growth of AI, Data, and Tech Upskilling programs for companies. Responsibilities include generating new business opportunities, leading client conversations, and managing the sales process.

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.

Sales Account Manager will manage existing customer relationships, present business solutions, and support restaurants with their online marketing and revenue management. Must have experience as a sales representative or account manager, be fluent in Portuguese and English, and have experience with outbound and inbound calls.

KCS IT seeks an Angular Frontend Developer with 4+ years of experience. Responsibilities include building reusable components, services, and consuming REST APIs. Strong knowledge of Angular (version 10+), RxJS, Git, and manual testing is required. Fluent English is necessary.