freelance English-speaking jobs in Maia

Develop and execute research projects in solvent extraction chemistry and technology. Explore new techniques and contribute to the growth of the competence domain. Communicate effectively with team members, customers, and stakeholders.

Loan Trading Officer executes loan trading and asset accommodation trades on primary and secondary markets. Responsibilities include trade settlement, waiver analysis, legal document review, and trade documentation. Requires a Bachelor's or Master's degree in a relevant field, knowledge of financing operations and capital markets post-trade, and proficiency in specified software.

This Human Resources Generalist role supports worldwide HR operations from the Lisbon office. The successful candidate will manage administrative HR activities, act as a point of contact for HR queries, and assist with onboarding, offboarding, training, and employee relations. Requires fluency in English and Portuguese, knowledge of Portuguese labor law, and 2+ years of administrative experience.

The Data Project Manager will lead data projects within budget and deadlines, ensuring quality deliverables. Responsibilities include coordinating stakeholders, adhering to project roadmaps, and reporting progress. Strong analytical, communication, and organizational skills are required.

The Senior Manager of GBS Continuous Improvement will drive continuous improvement across all global processes. This role will develop the CI strategy, support prioritization of initiatives, and collaborate with the CI Governance on methodology development and implementation. The Senior Manager will also lead the center continuous improvement team, collaborating with other GBS organizations on ESSA projects.

Senior Java Developer will develop, test, and maintain Java applications for a pioneering tech company. Responsibilities include collaborating with teams, participating in code reviews, and ensuring code security and scalability. Requires 5+ years of Java experience, proficiency in Spring Boot, PostgreSQL, Redis, Docker, Kubernetes, and cloud services. Fluent English required.

Senior Azure Platform Engineer to architect and operate a Kubernetes platform for containerized workloads. Requires extensive Azure expertise, experience with AKS, Istio, Flux, Crossplane, Terraform, and monitoring/observability tools. Must have strong programming skills and understanding of SRE and security principles. Fluent English required.

As a DevOps Release Manager, you will own and maintain the release calendar, coordinate end-to-end release activities, and ensure software reaches production smoothly. You will lead release readiness reviews, approvals, and go/no-go decisions.

The Assistant Restaurant Manager supports the Restaurant Manager in overseeing daily restaurant operations, ensuring high service standards, leading the team, and contributing to financial success.

Full Stack Software Developer with 2+ years of Java (Spring) experience needed. Responsibilities include software development, testing, and support. Experience with web applications, distributed systems, and APIs required.

Lead and coordinate tax advisory projects for individual clients and companies, focusing on PIT, international taxation, and Social Security matters. Provide Employment Tax advisory services to corporate clients and manage, mentor, and develop team members.

Mechanical Engineer needed for on-site role. Requires Bachelor's degree in Mechanical Engineering, 1+ year experience in industrial/manufacturing maintenance, knowledge of pneumatics, hydraulics, vibrations, lubrication, SAP, and strong problem-solving and communication skills.

Build and maintain Ubuntu's security foundation, ensuring compliance with international standards like FIPS 140-3 and Common Criteria. Enhance the Ubuntu distribution, collaborate with organizations like DISA and CIS, and develop automation tooling for security audits.

Content Moderator needed to review user-generated content, ensuring it aligns with platform policies and community guidelines. Must be fluent in German or Dutch and have a good command of English.

SAP S4HANA Internal Consultants will design and implement the core model for the global S/4HANA project. Responsibilities include process optimization, system integration, user training, and technical feasibility assessments.

Login.works seeks tech, product, operations, and strategy professionals for startup opportunities in AI, Climate Tech, EdTech, MarTech, and SaaS.

Supports migration of legacy EPC infrastructure to cloud-based architecture. Responsible for deployment, integration, testing, and troubleshooting of network nodes. Analyzes call flows, troubleshoots issues, and executes acceptance test plans. Prepares documentation and supports migration strategies. Requires Bachelor's degree in Telecommunications or equivalent and 3+ years of experience in IP domain and/or Packet Core networks. Strong hands-on experience with Packet Core nodes and mobile network standards. Familiarity with Nokia Packet Core Products preferred. Solid knowledge of IP/MPLS protocols and experience with cloud and virtualization technologies.

Property Accountant needed for international, fast-paced environment. Manage tenant billing, support service charge reconciliations, and follow unpaid rents. Experience with Yardi software and real estate accounting principles required.

Developer (Hybrid) sought for client project. Requires strong SQL, PL/SQL, XSLT/XSL/XML/HTML, SOAP, Python, and GIT skills. Murex experience (Datamart, MSL, Exchange MXML) is preferred. Excellent communication, teamwork, proactivity, and time management are essential.

JoomPulse, an AI analytics tool for Mercado Livre sellers, seeks an experienced Legal Counsel to provide legal support. Responsibilities include implementing privacy risk strategy, assessing risks, and serving as the primary point of contact for legal matters related to JoomPulse. Requirements include 3+ years of relevant experience, core competences in Privacy and Brazilian contract law, and fluency in English and Portuguese.