react English-speaking jobs in Leiria

Manager - Sales & Business Development needed for a Nordic consulting firm. Requires 4-7 years of experience selling consulting services, focusing on strategic prospecting, relationship building, and driving engagements across the European market.

Own end-to-end product design for a data-heavy B2B SaaS platform. Set UI quality standards, evolve the design system, and collaborate closely with Product and Engineering. Requires strong UI skills and Figma expertise.

Drive financial performance and influence strategy as Commercial Finance Manager for Portugal. Own the Market P&L, lead forecasting, and partner with Sales and Marketing to maximize revenue and margin.

Lead continuous improvement as an Operational Excellence Manager, owning the Frontline Fixes Program. Drive process enhancements, define roadmaps, and align cross-functional teams in a full remote role. Requires 4+ years in Operational Excellence or Business Analysis.

Java Architect role leading technical teams to develop and maintain service features. Requires 5+ years as a Software Architect, experience with Monolithic/Microservices, UML, REST API lifecycle, and Java/Quarkus/NextJs/React.

Senior/Principal Node.js Engineers needed for a tech-first company handling 100M+ daily transactions. Requires extensive Node.js/TypeScript experience, knowledge of Kubernetes/Kafka or RabbitMQ, and deep understanding of AWS.

Portugal-based participants are invited to record 7 short outfit videos from home. The task involves showcasing everyday style with simple actions and completing a questionnaire. Requires a smartphone and stable internet.

The Forward Deployed Engineer owns end-to-end data migration for new customers onto Stardex. This role involves building automation tools, working with firms to extend Stardex via API, and shipping product features.

Senior C++ Software Engineer role involving building AI solutions, working on low-level libraries, and integrating ML features. Requires 5+ years in C/C++ and experience in low-level OS/Systems/Kernel development.

Snowflake Data Engineer role requires a degree in CS or IT. Must be proficient in SQL, Snowflake, and dbt, with experience in Python and version control. Knowledge of Airflow, Spark, or Kafka is a plus.

Hands-on Engineering Manager for an agentic AI startup. Own engineering execution, driving delivery, improving developer experience, and developing people. Requires 2+ years managing engineers and AI/LLM fluency.

Seeking a Paid User Acquisition expert with 5+ years of hands-on mobile app campaign experience. This role focuses on MarTech, measurement, and attribution across Search, Social, and Programmatic channels.

Own and scale demand generation for B2B AI transformation. Execute multi-channel programs, manage paid acquisition (LinkedIn, Google, Meta), and optimize funnels. Requires 5+ years in B2B Growth Marketing.

Software Developer for Training AI Data involves auditing AI tool usage, reading/editing JSON, and building/integrating APIs. Requires professional coding experience, English fluency, and strong attention to detail.

Manage and optimize social media and paid advertising campaigns across Meta and TikTok for consumer technology and gaming brands. This role involves content publishing, campaign management, and performance reporting.

In-Car Software Engineer role requiring solid experience with Golang and Qt/QML. Candidates should have experience in In-Car software development and knowledge of payments (PSP). English proficiency is mandatory.

Business Developer to grow multi-million euro partnerships with major Agribusiness and F&B companies. Sell pollination services by becoming an expert in assigned agricultural verticals and building strategic relationships. Requires 4+ years of sales experience.

Senior Product Manager to lead the end-to-end execution of an AI SaaS company's enterprise B2B platform. Requires 7+ years of experience, strong technical depth in platform services, APIs, and AI/ML. Must be based in Portugal.

Senior Software Engineer role building production systems by turning ambiguous business problems into running software. Requires technical excellence and leading customer engagements from discovery to deployment.

IT Quality Systems and CSV Specialist role ensuring IT Quality & Compliance across global functions. Responsibilities include oversight of IT infrastructure qualification, CSV, and data integrity. Requires fluency in English and relevant experience with GxP and IT standards.