freelance English-speaking jobs in Barreiro

Our teams shape the intelligence behind those experiences, turning data, design, and emerging technologies into products that are intuitive, adaptive, and human. We are multi-disciplinary designers, product strategists, writers, architects, engineers, data scientists, and ML researchers, united by a single goal: to design a better future for our clients and their customers.

360Dialog transforms WhatsApp into a high-performance marketing channel with our Performance Messaging solutions, designed to drive real, measurable results. We combine data-driven insights with personalized, two-way conversations, helping businesses scale customer engagement, boost conversions, and automate WhatsApp communication.

Founding CTO (Hands on) Responsibilities; Define the technical vision: Own the long-term architecture and technical direction, ensuring everything built today can scale to meet tomorrow's ambitions. Be the founding engineer: Take a hands-on role in designing, building, and shipping early versions of the product, setting the technical standard for everything that follows.

Help Scale the Future of Social Media Management Are you a sales mastermind who understands SaaS and marketing and is passionate about transforming how companies engage on social media? This is your chance to join one of the fastest-growing social media engagement SaaS companies.

This role is part of our Prerender team, one of our growing brands at saas. group. Profile Overview As an Engineering Manager at Prerender, you empower teams to do their best work. You focus on creating the conditions for engineers to thrive: clear priorities, healthy processes, and a strong culture of collaboration and XP practices.

Frontend Product Engineer, AI Team Join to apply for the Frontend Product Engineer, AI Team role at Laravel. Get AI-powered advice on this job and more exclusive features. About The Role We're looking for an exceptional product engineer with a product mindset and React excellence.

At Link37 , we help businesses grow by strategically implementing marketing automation and developing websites and eCommerce solutions. We specialize in digital solutions that enhance efficiency and improve conversion rates for our clients. What You’ll Do As an Onboarding Specialist – HubSpot , you will ensure our clients successfully implement and adopt HubSpot.

Join to apply for the AI Product Engineer role at Motion (Creative Analytics) Motion is creating the command center for creative strategists – an AI‑driven analytics and intelligence platform that bridges the gap between performance marketers and creative teams.

Join to apply for the Offboarding Manager - EMEA role at RemoFirst . RemoFirst is transforming the way businesses hire and manage global teams. Our mission is to enable Freedom of Work by providing an all‑in‑one global HR platform that simplifies hiring, compliance, payroll, and benefits management.

Associate FX Trader We invite experienced FX professionals to join Deel in designing and executing Deel’s foreign exchange strategy. This high‑impact position is ideal for a seasoned FX trader who wants to shape cross‑border payments at a fast‑growing fintech.

Full Stack Engineer III (with WordPress expertise) Ignite Visibility is an award‑winning, technology‑enabled digital marketing agency recognized for our cutting‑edge approach to product creation and performance marketing. Recently we expanded through the acquisition of Outliant, integrating their exceptional product and website development expertise into our collective.

Join to apply for the Staff Software Engineer role at InnoTech A Company you will be happy to grow with! At InnoTech, it´s all about connecting people with business through technology. We care about you, your happiness , and your well-being .

Join to apply for the Python Engineer role at Open Home Foundation . The Open Home Foundation is seeking a passionate Python developer, based in Europe, to join our Home Assistant department as a full‑time Software Engineer.

Senior DevOps Engineering Manager Location: Porto, Portugal About the Role As a Senior DevOps Engineering Manager, you will think Customer First Always, supporting and working within Tribes and Squads to accelerate product delivery to customers.

About the Role The landscape of AI is evolving rapidly, and PandaDoc is investing heavily in machine learning to power the next generation of intelligent document workflows. Our goal is to build scalable, production‑grade AI systems that automate document understanding, extract structured data at scale, and enable new AI‑first product experiences for tens of thousands of businesses.

A private family in Cascais, around 40 minutes from Lisbon in Portugal, seeks a hands‑on Personal Assistant / Lifestyle Manager to provide dedicated daily support to the Principal, ensuring his life runs smoothly and efficiently. This is a role for someone who naturally anticipates needs, stays several steps ahead, and provides thoughtful, dependable support.

We’re looking for an Amazing: T-SQL Developer Seniority: +3y Bachelor's and/or master's degree in Computer Science, Computer Engineering or similar; 3+ years of experience developing stored procedures and queries with T‑SQL; Experienced development and optimisation Linux shell scripts; Knowledge of T‑SQL (Sybase), Linux Shell Script, Python, WTC and Sap Business Objects; Fluency in E

Senior Python/Full Stack Developer (Remote) About the company and the project: An international company that revolutionizes the security landscape for Linux web servers with Artificial Intelligence is seeking a highly skilled Senior Python/Full Stack Developer (Django-focused) to join its team.

Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 280 million people in 100+ countries for our industry‑leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital‑asset products.

About Uphold Founded in 2013, Uphold is a Web3 financial platform that supports almost 300 digital assets and acts as a Regulated Gateway to the Web3 economy. Featuring integrations with 26 blockchain networks and a robust trading engine connected to 30 underlying venues, the platform allows users to trade ‘Anything-to-Anything’ while enjoying keen pricing and deep liquidity.