505 English-speaking jobs in Barcelona

Senior Backend Software Engineer will join the Auxiliary Squad, responsible for core technical services and the Scenario product. Requires 10+ years of software development experience, 5+ years in Java, and experience with relational databases and distributed systems.

Senior Golang Software Engineer will design, develop, and maintain backend services, focusing on integrations with CRM systems like Salesforce and Zendesk. Responsibilities include API design, architectural discussions, and collaborating with cross-functional teams.

LLM Engineer will design, deploy, and maintain production-grade AI systems for GreenPowerMonitor's Horizon platform. Responsibilities include building LLM-powered agents, optimizing prompts, and integrating AI features into workflows. Requires a Master's degree or equivalent experience in a relevant field, hands-on experience with LLMs, and proficiency in Python.

RevOps Specialist Junior will design and maintain automations, diagnose and prevent system issues, and collaborate cross-functionally to improve CX processes.

Lead and scale a growing international sales team of 5-9 people across 8 markets. Manage a team lead and own the hiring strategy for a world-class squad. Drive upsell and cross-sell strategies to maximize customer value. Implement and enforce high-standard methodologies and workflows for surgical precision. Analyze daily KPIs and adapt strategies based on data interpretation.

Staff Infrastructure Engineer will design and develop scalable software solutions, lead technical discussions, and collaborate with cross-functional teams. Responsibilities include code reviews, troubleshooting software defects, and staying updated on industry trends. Requires proven experience as a software engineer, expertise in programming languages, cloud platforms, and MySQL administration.

Factorial seeks a performance-driven YouTube & SEO Growth Strategist to lead global YouTube strategy and position it as a core acquisition channel. This role requires experience scaling video performance through search, a strong analytical mindset, and the ability to collaborate cross-functionally.

Own the market entry strategy and execution for Central-Eastern Europe. Build the market from scratch by identifying, recruiting, and activating partners. Develop partnerships and relationships with HR tech partners, resellers, consultants, and stakeholders. Represent Factorial at local events and networks.

Join to apply for the Partners Account Executive Italian Market (Milan) role at Factorial. This role is based in Milan, Italy. Hello! At Factorial we're looking for a new Partner Sales Account Executive for the Italian Market, based in Milan, to help us boost the company to the next level. Partnerships is a long-term ride, and our number one priority to accelerate growth here at Factorial.

Factorial seeks a Head of Account Management - Small Account to drive growth for a large volume of clients. Responsibilities include developing and executing churn prevention and scalable upselling strategies, leading a team of Account Managers, and optimizing the "Run at Scale" operating model. Requires 6+ years of experience in Account Management, Customer Success, or Scaled Growth within a SaaS or tech company. Proven success in improving retention and upsell KPIs across large customer bases is essential.

Leads and mentors a team focused on nurturing and growing small business accounts. Develops and implements account management strategies to enhance client satisfaction and retention. Collaborates with cross-functional teams to support client needs.

Product Marketing Specialist will create sales and marketing content for enterprise accounts, define product messaging, and develop sales enablement assets. Collaborate with Sales, Product, and Field Marketing to support strategic opportunities. Requires experience in product marketing, sales enablement, and content creation.

Experienced Commis Cook needed to assist Sous Chef with menu preparation, kitchen organization, and food production. Must have previous experience in a similar kitchen environment and a passion for food.

Freelance Web Scraping Specialist needed for the Tendem project. Utilize Apify, OpenRouter, and Python to extract data from complex websites, ensuring accuracy and reliability. Must have experience with BeautifulSoup, Selenium, and data processing techniques.

Freelance AI Evaluation Engineer needed to create challenging coding test cases for AI systems. Requires 5+ years of Python development experience, full-stack development skills, and experience writing tests.

Freelance Web Scraping Engineer needed for the Tendem project. Utilize Vibecode to extract data from complex websites, ensuring accuracy and reliability. Experience with Apify, OpenRouter, BeautifulSoup, and Selenium required. Must have strong data processing and validation skills.

Freelance Machine Learning Developer for project-based AI opportunities. Design computational problems, develop solutions in Python, and verify results. Requires 5+ years of experience, expertise in Python, machine learning algorithms, and SQL.

Freelance Mechanical Engineer and Python expert to design computational engineering problems requiring Python programming for AI system testing and evaluation.

The Service Release Manager orchestrates and oversees all phases of the release lifecycle for data analytics, software applications, firmware systems, and technologies. This role ensures timely and high-quality delivery of new features, updates, and fixes. Responsibilities include developing release calendars, coordinating cross-functional teams, and managing release processes, workflows, and documentation. The ideal candidate will have a bachelor's degree in a related field, 5+ years of experience in similar roles, and strong communication, problem-solving, and project management skills.

Designs, develops, and maintains WPF applications using C# and the .NET framework. Develops and designs innovative object-oriented software and adapts existing software using C#. Designs and specifies software architecture individually and in collaboration with other developers. Participates in code reviews, technical discussions, and architecture decisions. Integrates applications with backend services, REST APIs, and databases. Collaborates with QA engineers to ensure software quality and reliability. Supports the continuous improvement of development tools, processes, and practices.