backend developer English-speaking jobs in Extremadura

Develop and execute sales strategies for aerial work platforms to achieve targets. Identify, acquire, and manage key accounts, including rental companies and construction enterprises. Build and maintain customer relationships, negotiate contracts, and monitor market trends.

Group-IB seeks a Cyber Threat Intelligence Analyst with 4+ years of experience focusing on phishing. The role involves researching cyber threat groups, analyzing phishing campaigns, and creating detection and hunting rules. Candidates must have a strong understanding of cybersecurity fundamentals, TTPs, and malware types, as well as proficiency in Python and Bash.

Lognext seeks a Data Management Specialist with 5+ years of experience designing and implementing cloud and on-premises data solutions. Expertise in Azure, AWS, or GCP, including Azure Fabric, Data Factory, Synapse, Databricks, and Logic Apps is required. Proficiency in Python, PySpark, SparkSQL, and T-SQL is essential. Experience with data modeling tools and distributed data architecture teams is also necessary.

Manages the end-to-end tendering process, ensuring bids and proposals comply with client requirements, internal standards, and deadlines. Analyzes tender documents, coordinates with cross-functional teams, and prepares competitive offers.

Senior Data Engineer will design and scale the data architecture for a collaborative AI-native video production platform. Responsibilities include building event, asset, and metadata pipelines, architecting event-driven systems, and ensuring data traceability across AI workflows.

Experienced researchers and scientists with a PhD in Catalysis Research are sought to serve as Editorial Board Members for "Current Catalysis" journal. Responsibilities include contributing to journal development, selecting topics, reviewers, and authors, and reviewing submitted articles.

Bioinformatics Scientist with expertise in in vivo CRISPR screening and library design needed for 6-month remote contract. Analyze next-generation sequencing data, identify gene targets, and collaborate with research teams.

Drive commercial expansion for H2SITE by identifying and pursuing opportunities in industrial and industrial gases sectors. Develop sales strategies, prospect customers, and present hydrogen separation solutions.

This role involves managing a portfolio of small and medium-sized clients, ensuring their success with the company's solution. Responsibilities include building relationships, driving product adoption, managing contract renewals, advising on buying decisions, and executing onboarding processes.

Senior Quality Assurance Specialist ensures compliance with GxP, regulatory, and internal standards within affiliates/subsidiaries. Manages quality documentation, technical agreements, and supports quality teams in resolving issues. Requires a minimum of 2-3 years of experience in quality assurance or quality systems.

Teach swimming classes to students ages 2-14, adapting sessions to age and level. Act as a lifeguard, ensuring safety and proper development of aquatic activities.

The Proposals Engineer will manage technical-economical bids for Leak Detection Services, State Auditing of conservation of pipelines, and water recovery projects. Responsibilities include analyzing client specifications, compiling technical documents, conducting feasibility studies, and processing proposal documents.

Corporate lawyer providing in-house legal support for domestic and international operations. Experience in M&A transactions (investment agreements, share/asset purchase transactions, shareholders' agreements, joint venture agreements) and corporate restructuring (mergers, demergers/spin-offs).

Cloud Solutions Specialist/Architect to support international clients in defining cloud solutions (IaaS and PaaS) across multiple providers.

Manage global virtual events end-to-end using platforms like SpotMe or Cvent. Coordinate with internal teams, set up webinars, registrations, and reporting.

Lead a team of data modelers to design and implement domain and enterprise data models based on Data Vault 2.0 principles. Ensure best practices, consistency, and scalability while collaborating with data engineering and stakeholders.

Principal DevOps Engineer will design and develop new services for a cloud platform, focusing on AWS environments. Requires 8+ years of AWS experience, 4+ years with Terraform, and proficiency in Python or a similar scripting language.

Cloud Solution Architect providing expert technical guidance and support for MS SQL/Azure SQL Server platform. Lead technical trainings and workshops, develop customer relationships, and drive innovative solutions.

Data Engineer needed for DBIZ team. Responsibilities include infrastructure deployment and management on GCP, data processing and transformation, core GCP services management, application implementation, CI/CD pipeline management, security and compliance, data integration, and AI solutions implementation. Must be a certified GCP Cloud Architect or Data Engineer.

Growth Marketing Lead (P/T, Remote – ES) for UK-based international company. Define and lead growth strategy across channels, analyze data to identify opportunities, and work with Product, Sales, and Content teams to improve the customer journey.