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- ...Administer relational databases such as Oracle, PostgreSQL, SQL Server, or MySQL to maximise reliability, performance, and data... ...Barcelona, Spain (Hybrid) Duration: 12-month contract Engagement: Freelance / Independent Consultant Tipo de contrato: Interim Management...FreelanceSQLContratistaInterinoContratoTrabajo híbrido
Robert Walters Spain
Barcelona3 días atrás - ...candidate should have a BSc or MSc in Computer Science or a related field, along with advanced SQL skills and experience with tools like Spark and Airflow. This is a full-time freelance opportunity with a hybrid work model requiring on-site presence twice a month. #J-18808-...FreelanceSQLTiempo completoTrabajo híbrido
ADEREN
Barcelona4 días atrás Jefe de Proyecto Gestión del Cambio ITFreelance searching for client 08/14/2013 Date for applyi[...]
...Precisamos incorporar un freelance con experiencia en jefatura de Proyectos y Gestión del Cambio. Requisitos: -Demostrable experiencia... ...técnicos de: - BI; SAP, BO, Powercenter, Oracle, SQL -Experiencia en Despliegues -Mejoras en rendimiento -Valorable...FreelanceSQLItfreelances
Madrid5 días atrás- ...Science, Data Engineering or Software Engineering. Advanced SQL and data modeling expertise. Experience with Spark, Airflow or... ...as Snowflake, BigQuery or Databricks. WE OFFER Full-time Freelance contract Rate: €260/€330 per day + VAT (according to the experience...FreelanceSQLTiempo completoContratoTrabajo híbrido
ADEREN
Barcelona4 días atrás - ...solutions, and are looking for Contract Freelancing opportunities in a multinational environment... ...algorithms, statistical analysis, and SQL . # Experience in Azure environment... ...(Hybrid/Remote within Spain) Freelance | Full-time (160 hours/month) 6-12 months...FreelanceSQLContratistaAutónomoTiempo completoInterinoContratoRemotoTrabajo híbrido
Robert Walters Spain
Barcelona3 días atrás - ...-management skills. ~ Fluency in English and Spanish . ~ SQL experience and STLC exposure are a plus. ~ Healthcare experience... ...outside of Spain but within Europe, are you registered as a freelancer in your country of residence? * Select... This is important...FreelanceSQLContratistaRemoto
Nuvolar
España1 día atrás - ...organización. Debe tener un sólido conocimiento en JavaScript, consultas SQL y manejo de integraciones de servicios REST. Se valorará... ...(Integración Continua/Despliegue Continuo). Beneficios 100% remote contrato Freelance Ambiente multicultural #J-18808-Ljbffr...FreelanceSQLPrácticaContratoRemoto
Multiplica Talent
España4 días atrás - ...con la API de Azure Databricks. Consideraciones Positivas Azure (Data Factory, Databricks, Azure Machine Learning, Cosmos DB, SQL Databases) Azure Machine Learning (AML Pipelines, AML Endpoints, AML Environments, AML Compute) Databricks (Delta Tables, Unity Catalog...FreelanceSQLTrabajar en la oficinaRemoto
WayOps
Madrid2 días atrás - ...Microsoft Azure, AWS or GCP* Programming/scripting experience on at least some of the following: Bash, Python, PowerShell, PHP Knowledge of SQL* Exposure to virtualization and orchestration technologies such as Docker and Kubernetes* Experience with JIRA and Confluence *\*...SQL
Ingram Micro
Barcelona5 días atrás - ...Dominio avanzado de Power BI (modelado de datos, DAX, Power Query, visualizaciones). - Conocimientos en bases de datos relacionales y SQL. - Capacidad para interpretar grandes volúmenes de datos y transformarlos en información útil para la toma de decisiones. -...FreelanceSQLRemotoInicio inmediato
- ...cuánto tiempo está el negocio en activo? Más de 5 años ~ Indica el nº de trabajadores que tiene tu negocio 1 empleado (autónomo o freelance) ~ Tipo de industria o sector del negocio Hostelería ~¿Buscas una asesoría local u online? En mi localidad ~ Indica qué...FreelanceAutónomo
Cronoshare.com
Vigo, Pontevedra2 días atrás - ...Build andmaintain Azure DevOps CI/CD pipelines Configure and support IIS-hosted .NET applications Manage andmaintain MS SQL Server Write automation scripts in PowerShell and Bash Contribute to containerization initiatives (Docker/Kubernetes) Requirements...SQLHorario flexible
Conpend
Alicante2 días atrás - ...Microsoft Azure, AWS or GCP* Programming/scripting experience on at least some of the following: Bash, Python, PowerShell, PHP Knowledge of SQL* Exposure to virtualization and orchestration technologies such as Docker and Kubernetes* Experience with JIRA and Confluence *\*...SQL
Ingram Micro
Barcelona4 días atrás - ...engineering skills — strong understanding of typing, packaging, async I/O, and performance optimization. Deep PostgreSQL expertise — SQL, indexing (pg_trgm, ivfflat/hnsw), and query plan optimization. Proficiency in machine learning system design with emphasis on...SQLTrabajo híbrido
MediaRadar, Inc.
Madrid1 día atrás - ...contributors will have: ~ Degree in Civil Engineering or related fields; ~ Python proficiency for numerical validation. MATLAB, R, C, SQL, Numpy, Pandas, SciPy, domain-specific libraries, Stata or knowledge of any programming language can be equivalent; ~2+ years of...FreelanceSQLPor horaTiempo parcialTemporalEmpleo permanente
- ...Docker (desirable). Basic understanding of Windows and Unix operating systems. Ability to perform basic database operations: SQL , MariaDB (desirable). &##129309; Soft Skills Proactivity and strong teamwork abilities. Experience working with...SQLRemotoTrabajo híbridoTurno rotativoLunes a viernes2 días a la semana
Experis Manpower Group
Barcelona3 días atrás - ...in Spanish and professional fluency in English.Employment Type: Freelance / Independent Contractor.Candidate ProfileEducational Foundation... ...Power: High proficiency in identifying error patterns and using SQL or data analytics tools to monitor performance.Technical Agility...FreelanceSQLTrabajo remotoContratistaTiempo parcial
- ...few-shot learning. ~ Data Analysis : Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools. ~ Technical Agility : Ability to quickly learn and master proprietary tools with minimal supervision...FreelanceSQLTrabajo remotoTiempo parcial
- ...los modelos. RAG y embeddings: Experiencia implementando sistemas de recuperación semántica con pgvector o similares. Datos: SQL avanzado (PostgreSQL), SQLAlchemy, Alembic. Diseño de esquemas, migraciones, soft deletes, índices y optimización. Infraestructura...SQLAutónomoEmpleo permanente
Smartmind
Vigo, Pontevedra5 días atrás 700 €/mensuales
...meet the unique needs of today's consumers and small businesses (freelancers, solopreneurs and modern SMBs). They believe beauty lies in... ...feature-level, regression, and exploratory testing; ~ Basic SQL knowledge; ~ Good knowledge in REST API; ~ Strong analytical...FreelanceSQLTrabajar en la oficinaDesde casaRemotoTrabajo híbridoHorario flexibleÓscala
Ondara, Alicante4 días atrás- ...with Python analytics stack (Pandas, NumPy, Scikit-learn). ● SQL skills for querying data warehouses. ● Basic understanding... ...● Spanish WE OFFER: · Full-time Freelance contract · Rate: €250/€290 per day + VAT (according to the experience...FreelanceSQLTiempo completoContratoInicio inmediatoTrabajo híbrido
- ...tools (Postman or SoapUI) Knowledge of concepts of web development and software development life cycle (SDLC) Basic knowledge of SQL scripting and RDMS tools, such as MSSQL Server or MySQL, will be considered a plus Experience with multidimensional databases and...SQLTrabajar en la oficinaTrabajo híbridoHorario flexible
BOARD Deutschland GmbH
Madrid4 días atrás - ...both technically and from a business perspective. This is not a freelance, part-time, or outstaff role. Nothing personal - the product... ...Laravel experience 3 years of hands-on VueJS experience Strong SQL skills (schema design, complex joins, optimization, deadlocks,...FreelanceSQLTiempo completo
- ...statistical analysis and machine learning - deep understanding of algorithms, methods, and their practical applications ~ Expert with SQL and database operations for data manipulation and analysis ~ Experience with GenAI technologies (LLMs, RAG, prompt engineering,...FreelanceSQLTiempo parcialTemporalEmpleo permanente
- ...Bootstrap). Backend: Python con FastAPI (capacidad para desarrollar lógica de negocio y APIs robustas). Datos: Experiencia sólida en SQL (PostgreSQL/MariaDB). Uso de SQLAlchemy y Alembic. Capacidad para “pelearse” tanto con entornos SQL como NoSQL (Redis, etc.) ,...SQLAutónomo
Smartmind
Vigo, Pontevedra5 días atrás de 35000 a 42000 €/año
...servicios externos REST / SOAP. * Modelar datos y trabajar con SQL. * Participar en ciclos completos de desarrollo (SDLC) y despliegues... ...con mas de 100 profesionales en plantilla y colaboradores freelance Especialistas en outsourcing de perfiles IT, selección y modelos...FreelanceSQLIndefinidoAutónomoContratoRemotoLunes a miércolesGrupo Digital
MadridHace 2 meses- ...but our list of benefits looks nothing like traditional contract freelancing. We offer all our teammates: Unparalleled flexibility of... ...likely get to build it. You have a strong understanding of SQL databases (Postgres, MySQL..), Redis and Elasticsearch It...FreelanceSQLContratistaTiempo completoContratoDesde casaRemoto
- ...experience in AI software development, with a strong record of delivering impactful solutions. ~ Databases: ~ Strong knowledge of SQL and NoSQL databases (e. g. , PostgreSQL, Firestore, DynamoDB, …) ~ Expertise in Vector Databases (e. g. , Milvus, FAISS) ~...SQLTiempo completoEmpleo permanenteContrato
Jordan martorell s.l.
Barcelona4 días atrás - ...GCP. ■ Lenguajes: Nivel avanzado y demostrable en Python y SQL. ■ Data Warehouse: Dominio de Google BigQuery (incluyendo buenas... ...■ Español OFRECEMOS: · Contrato en modalidad Freelance Full time · Oferta económica: 240€/270€ jornada + IVA (...FreelanceSQLPrácticaTiempo completoContratoRemoto
- ...development. Practical experience integrating LLMs in production. Knowledge of prompt engineering and tool usage. Experience with SQL databases. Product‑oriented mindset and impact‑driven approach. Nice‑to‑Have Experience with agent frameworks (Google ADK,...SQLTrabajo de veranoTrabajo híbridoHorario flexible
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Madrid3 días atrás
