backend developer English-speaking jobs in Aragon

Grant Manager needed for Typewiser, an AI-powered grant writing software. Identify grant opportunities, define implementation roadmaps, and create promotional content. Collaborate with stakeholders and external experts. Requires a Master's degree, 3+ years of grant experience, and strong analytical skills.

Part-time WordPress & Elementor Developer needed in Madrid to support digital projects. Experience with website migration to Elementor, API integrations, Calendly, and app development required.

Senior Business Manager for green energy sector in Spain. Develops client relationships, identifies business opportunities, and secures project orders. Requires experience in PV inverters, hydrogen production, energy storage, and large-scale power plant projects.

Aftersales Service Specialist analyzes customer inquiry data, designs reports, and tracks campaign effectiveness. Manages customer service, satisfaction, and complaint resolution. Maintains service systems and generates performance reports. Requires 2+ years of experience in aftersales service, strong data analysis skills, and fluency in English.

Human Resources Manager needed for a data center developer in Madrid. Manage general HR for a 40-person office, including onboarding, offer letters, and employee inquiries. Fluent in Spanish and English required. Reports to the Chief HR Officer.

The Controller Plant will provide financial information to support management, ensure accurate accounting procedures, and act as a strategic business partner. Responsibilities include analyzing facility results, calculating product costs, monitoring expenses, and coordinating plant reports and financial closing.

Legal Counsel will provide end-to-end legal support, including employment law, commercial contracts, data privacy, and entity management. Must have 5+ years PQE, UK or EU qualified, with deep grounding in employment and labor law across multiple jurisdictions.

Senior PeopleSoft HCM Developer needed for international customer in Valencia. Design, develop, and implement HCM solutions. Provide ongoing support and maintenance. Collaborate with stakeholders to gather and analyze requirements.

Senior Applied AI Engineer will design and implement LLM-powered product features, translate user feedback into technical requirements, and build LLM workflows. Responsibilities include selecting and evaluating LLMs, developing prompt strategies, and ensuring production quality of AI features. Requires 7+ years of software engineering experience with strong production ownership, experience with LLMs and AI/ML in production, and cloud infrastructure experience.

Social Media Manager to execute existing content strategy across Instagram, TikTok, and YouTube. Plan and execute daily content, adapt existing material, and analyze performance. Requires 3+ years of social media experience, proven content creation success, and fluency in Spanish and English.

Omega CRM, a Merkle & Dentsu company, seeks a Junior Digital Marketing Consultant to develop, execute, and manage automated and online campaigns. Experience with Marketing Automation tools is valued. Next-best Action (NBA) knowledge is a plus. High level of English required.

Provides cybersecurity support to staff, handling alerts, resolving requests, and improving security procedures. Collaborates with the Information Security Team to ensure best-in-class security.

Backup Engineer needed for permanent role in Madrid. Responsibilities include administration of high availability backup platforms, resolving critical incidents, preparing procedures and reports, and performing platform migrations and upgrades. Must have solid Cohesity knowledge, experience with Linux and Windows operating systems, Oracle backup knowledge (RMAN), and experience with backup agents for various databases.

Driven Sales Manager to build and nurture client relationships, generate revenue, and represent Civitfun and HBX Group brands. Manage full sales cycle, from lead generation to onboarding, focusing on digitalizing operational processes and enhancing guest experience.

Provides administrative support, manages office operations, coordinates appointments, assists with client communications, and handles data entry.

Specialist Local Pharmacovigilance will set up and manage the local pharmacovigilance system, conduct literature searches, manage individual case safety reports, and perform signal detection. The role requires a degree in a relevant subject and 1-2 years of pharmacovigilance experience.

Provides comprehensive operational support to global study teams for phase I-IV clinical trials. Manages study documents, logistics, and communication, ensuring study efficiency, compliance, and quality. Supports audits, meetings, and vendor/CRO management.

Senior Behavioral Data Analyst will design and implement a new behavioral analytics approach. Responsibilities include exploring and analyzing large-scale behavioral data, translating business needs into data questions, and collaborating with global teams to shape data use cases. Requires 5+ years of experience in data science, behavioral analytics, CRM analytics, or consumer journey analysis. Strong Python and SQL skills are essential.

Ensures compliance with global chemical and product regulations, including REACH, RoHS, TSCA, and others. Manages substance compliance data, regulatory reporting, and product composition tracking. Supports procurement, R&D, and technical teams on restricted substances and safer chemical alternatives.

The Strategic Project & Transformation Project Manager – NCIM is accountable for the global implementation of a site payment tool. This role leads cross-functional teams, manages project phases, and drives standardization and digitization of clinical site invoice management.