freelance English-speaking jobs in Valongo

About us Stellaxius is a Salesforce consulting boutique. We aim to inspire people and embrace challenges while solving problems and having fun! With the focus on people and their connection through knowledge, learning, and expertise, we achieve stellar performance. We value, respect, and combine diverse people, exchanging know-how and mentoring you to succeed in the Salesforce ecosystem.

Beyond powers the business of short-term rentals with a best-in-class Revenue Management System used by thousands of property managers and owners around the world. We’re profitable, growing fast, and building with the latest technologies—including AI—to help our customers unlock more revenue with less effort.

Account Manager at Vertsa Play Are you a natural negotiator with a passion for creating high-impact marketing moments? Do you enjoy working closely with partners, crafting promotions that drive engagement, and improving results through smart optimisation? If so, this role is for you.

Platform - Elasticsearch - Senior Director of Product Management About Toptal Toptal is a global network of top talent in business, design, and technology that enables companies to scale their teams, on-demand. With $200+ million in annual revenue and team members based around the globe, Toptal is the world’s largest fully remote workforce.

With just over 7 years of experience in the Portuguese market, we share our DNA with more than 200 workers and position our offer according to 3 lines of service: Strategy (Outsourcing, NeXel, Team as a Service, Tech Academies); R&D (Bootcamps, POC, Tech Lab); Nearshore. In ADENTIS, we focus on PEOPLE.

The ideal candidate will be a qualified architect who is able to construct clear diagrams using AutoCAD. This candidate should have an in-depth knowledge of all steps related to project completion and diligently communicate with necessary people to ensure timely execution.

Join to apply for the Technical SEO Specialist role at Odds Scanner Group Odds Scanner is looking for an experienced Technical SEO specialist to join our remote team and help scale our organic visibility across multiple sports betting and content websites.

Senior Affiliate Marketing Manager – Holafly As the Senior Affiliate Manager, you provide strategic leadership and oversight for the affiliate marketing program. You work closely with your team—Affiliate Marketing Manager and Digital Account Executives—ensuring the day-to-day operations are aligned with broader business goals.

As Laboratory Manager you will be responsible for the technical set-up and disciplinary management of our local laboratory infrastructure, reporting directly to the local Head of R&D. You will play a key role in maintaining our infrastructure, following the best practices and keep improving safety and security rules.

Overview We’re Hiring: Senior QA Engineer — Rhino, are you out there? At WE ARE META, we connect Rhinos to projects where they can truly shine. If you are looking for growth, balance, and a team that truly supports you, this is the place for you. After all, we are experts at transforming raw talent into an unstoppable force.

Assistant Front Office Manager - In Charge of Guest Service The Assistant Front Office Manager - In Charge of Guest Service is responsible for overseeing the daily operations of the Guest Service, ensuring exceptional service delivery, efficient team coordination, and high levels of guest satisfaction from arrival to departure.

About Matter Labs Matter Labs is the creator of zkSync, a leading zero-knowledge rollup advancing Ethereum scalability with the security, transparency, and trust assumptions enterprises and institutions require.

Join to apply for the Cloud Support Analyst role at SER Group Interested in the latest technologies? Do you want to help shape the digital age? Are you curious about the IT industry and want to advance your career? Then join our team and help us innovate the cloud world! About the Role The Cloud Support Analyst role is for people who are passionate about helping others.

Quadrante is looking to strengthen its Transport Infrastructures Business Unit by recruiting a Senior Civil Engineer for the Special Structures division , based at our Oporto office. With both national and international projects of varying scales and typologies, Quadrante offers a unique professional experience in the Portuguese engineering market.

1 week ago Be among the first 25 applicants A global product company with over 14 years of experience building high-load Linux-based solutions for hosting and cybersecurity is looking for an experienced Senior SDET . Their technologies run on 500,000+ servers worldwide, trusted by major hosting providers and tech companies like Dell, GoDaddy, and 1&1.

Implementation Associate Engineer page is loaded## Implementation Associate Engineerremote type: On Sitelocations: Lisbontime type: Full timeposted on: Posted Todaytime left to apply: End Date: December 13, 2025 (17 days left to apply)job requisition id: R31312**Job Title**Implementation Associate Engineer**Summary**At Amadeus Airline & Airport IT, we’re pioneering biometric identity and facial

Location: Porto, Portugal (Hybrid Model) Languages: English (mandatory), French (valuable) About Alten ALTEN is a leading engineering and technology consulting company, supporting clients across diverse industries by delivering high-value solutions in business analysis, IT, and digital transformation.

Reporting Team Member page is loaded## Reporting Team Memberremote type: Hybridlocations: Paço de Arcos - Q45time type: Full timeposted on: Posted Todayjob requisition id: R0309545Location: Paço de Arcos - Q45, PortugalThales Business Support Services (TBSS) acts as a Shared Service Center for Thales Group by serving a number of countries for various key tasks associated to finance and accountin

Randstad is recruiting an Angular / Java FullStack Developer for its client, Siemens Mobility, a separately managed company of Siemens AG with 160 years of experience in transport solutions. Siemens operates a Software Development Center in Portugal focusing on Intelligent Solutions to enhance passenger experience and shape the future of Mobility.

1 week ago Be among the first 25 applicants Based in Portugal, Wire IT is your specialized IT consulting partner with 18 years of experience driven by an experienced and senior team that helps clients make the right decisions in a fast‑moving market. Wire IT's ambition is to grow while keeping true to its nature: agile, people‑centered, and fun.