backend developer English-speaking jobs in Águeda

English Customer Support Specialist supporting businesses and creators with AI ad tools via chat, email, and phone. Troubleshoot ad delivery, billing, and campaign setups while guiding users on platform guidelines. Requires strong communication and basic technical troubleshooting skills.

Global Tax Director to lead Global Corporate Tax matters for Muehlhan Group. Responsibilities include structuring, transfer pricing, and managing international tax regulations. Requires 10-15 years in international taxation.

Lead IT project planning and execution for large organizations, ensuring on-time, on-budget delivery. Requires 7+ years in IT project management and fluency in Portuguese and English.

Application Developer (.NET & SharePoint) responsible for end-to-end QA governance across large eCommerce programmes. Manage multiple testing teams and drive alignment across business, IT, and vendors.

Renewal Sales Manager responsible for account reviews, pipeline validation in SFDC, and quote development. Achieve bookings quotas by engaging customers and understanding Check Point solutions. Requires 2+ years in Renewals/Sales and fluency in English and Portuguese.

Senior/Staff Software Engineer to join a small team working directly with the CEO. Own features end-to-end, turning ambiguous ideas into product for tens of millions of users. Requires product fluency and experience shipping consumer products.

Business Development Manager to support local partnerships with merchandise partners, manufacturers, and brands. Responsibilities include implementing category selections, guiding onboarding, and conducting industry analysis. Requires 5+ years of operational experience.

Senior AWS Data Engineer to design and develop cloud-native data solutions in AWS and Snowflake. Responsibilities include building scalable data pipelines, supporting Data Governance, and optimizing datasets. Requires AWS experience, strong SQL, and Python proficiency.

Freelance Mobile App Tester needed to evaluate a financial services app from an end-user perspective. Requires an iOS 18+ smartphone, a Portuguese bank account, and a Portuguese mobile number. No prior testing experience is necessary.

Develop, integrate, and optimize embedded software solutions for battery and energy storage systems. Collaborate with customers and the team to translate requirements into functional products. Design, execute test plans, and perform hands-on testing in various environments. Drive continuous improvement of software quality and testing methodologies.

Product Owner role requires 8+ years of experience and strong stakeholder communication skills. Must be hands-on with Salesforce Marketing Cloud and fluent in English (B2).

Teach English remotely using WhatsApp voice notes for professionals and executives. Requires 3+ years of native-level English teaching experience and CELTA/TEFL/TESOL. This is a full-time, asynchronous role.

Experienced Product Owner to develop and own common reporting tooling and fund reporting data layer within Asset Management. Requires stakeholder management, solution design, and strong ownership.

Game UI Artist needed for a complex mobile RPG. Responsibilities include designing and polishing menus, HUD, and interfaces in Unity. Requires 4+ years of game UI design experience and a relevant degree.

Head of Operations to drive scaling of pilots and commercial deployments. This role bridges technical development with execution across engineering, supply chain, and business operations. Requires 5+ years in operations or scaling hardware startups.

Coordinate IT service delivery, manage performance, and build partnerships. Handle IT initiatives, drive compliance, and manage escalations. Requires IT/Business degree and experience in IT service management.

Director of Product, Lab role requires a senior individual contributor to drive discovery and experimentation for new product lines. Must build and validate high-uncertainty bets, making clear Scale/Iterate/Pivot/Kill decisions. Fluent in English and Russian.

As our first Sales Development Representative, you will identify and qualify decision-makers at European technology companies. You will run structured multi-channel sequences, make high-volume calls, and qualify opportunities using a defined methodology.

Customer Success Manager to serve as the main technology contact for an international team. Drive digital business growth, manage customer interactions, and coordinate with internal teams. Requires 5-7 years in a similar customer-facing role.

Junior Integration Support Specialist provides technical support for API integrations, troubleshooting client-server errors. Requires 1+ year in technical support, API fundamentals, and JSON/XML knowledge.