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Open positions
Lead Data Engineer
Lead Data Engineer at an IT services consultancy in Barcelona: lead a team of 5 within a 30-person data engineering group, combining technical leadership, project management and prioritization on high-impact data projects. Core stack is AWS (S3, Lambda, Redshift) with ETL pipelines, data modelling, performance tuning and CI/CD.
Full-Stack Developer (.Net & Angular) – Hybrid + Health & Certs
Zemsania is hiring a full-stack developer for an insurance-sector client hub in Barcelona (hybrid, 2 weekly office days): designing, developing, testing and deploying web apps and AWS cloud services with Java, Python, TypeScript, Angular/Node.js, plus REST APIs, CI/CD, monitoring and generative AI (Claude) in the workflow.
Lead Data Engineer: Tech Leadership in Scalable Data Solutions
Lead Data Engineer in Barcelona at Hola Consultores: joins a 30-person data engineering team, directly leads 5 engineers, and delivers high-impact data projects using AWS (S3, Lambda, Redshift), ETL, data modeling, and performance tuning in an Agile/Jira, international setting.
Senior Data Engineer – Aviation (Hybrid, Immediate Start)
Senior Data Engineer at consultancy Hola Consultores in Viladecans (Barcelona), serving an aeronautical-sector client. Day to day: acquiring datasets, designing algorithms, and maintaining database/ETL pipelines with Python, Pandas and AWS under agile methodologies. Permanent contract, hybrid schedule.
Senior Data Engineer
Senior Data Engineer at Hola Consultores, an IT services consultancy, working on data projects for an aviation-sector client in Viladecans (Barcelona) with a hybrid 3x2 schedule. Day to day: acquiring datasets, building ETL pipelines and validation tools using Python/Pandas, SQL (Snowflake, Redshift), AWS (S3, Glue, Lambda, IAM), dbt, Git, and agile methods.
Lead Data Engineer
Lead Data Engineer at Hola Consultores in Barcelona: lead a team of 5 within a 30-person data engineering group, combining technical leadership and project management on high-impact data projects. Core stack is AWS (S3, Lambda, Redshift), ETL pipelines, data modelling, CI/CD with GitHub, and Agile/JIRA.
Full-Stack Developer (.NET & Angular) – Hybrid + Health & Certs
Designs, develops and maintains modern web applications in Barcelona (hybrid), collaborating with back-end and front-end teams to turn business requirements into solutions. Core stack is .NET and Angular with JavaScript, HTML and CSS; 3+ years' experience required, agile environment with health benefits and certifications.
Desarrollador Python Backend Junior (Híbrido) Aeroespacial
Desarrolla scripts y APIs en Python para automatizar y optimizar procesos de costes en el sector aeronáutico, usando Docker, CI/CD y AWS.